CN110530423A - A kind of environment monitoring sensor - Google Patents
A kind of environment monitoring sensor Download PDFInfo
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- CN110530423A CN110530423A CN201910777289.0A CN201910777289A CN110530423A CN 110530423 A CN110530423 A CN 110530423A CN 201910777289 A CN201910777289 A CN 201910777289A CN 110530423 A CN110530423 A CN 110530423A
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- 238000012544 monitoring process Methods 0.000 title claims description 21
- 239000003990 capacitor Substances 0.000 claims description 71
- 239000000758 substrate Substances 0.000 claims description 54
- 230000005669 field effect Effects 0.000 claims description 36
- 239000000523 sample Substances 0.000 claims description 29
- 230000006855 networking Effects 0.000 claims description 28
- 230000000087 stabilizing effect Effects 0.000 claims description 23
- 230000009977 dual effect Effects 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 8
- 102100024061 Integrator complex subunit 1 Human genes 0.000 claims description 6
- 101710092857 Integrator complex subunit 1 Proteins 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 abstract description 7
- 238000005286 illumination Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 2
- 238000013480 data collection Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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Abstract
The invention discloses a kind of environmental detection sensors comprising processor module A1, XIO modules A 2, program connector U1, voltage-stablizer U2, power-feed connector U3 and sensor module.Power-feed connector U3 is electrically connected with processor module A1, XIO modules A 2, program connector U1, voltage-stablizer U2 and sensor module respectively；Voltage-stablizer U2 is connect with processor module A1 and XIO modules A 2 respectively；Processor module A1 is communicated to connect with XIO modules A 2 and program connector U1 respectively.The present invention can work under multiple illumination levels, and main control chip can measure battery and solar voltage, monitor the use of energy in real time, and can measure multiple environmental parameters simultaneously, can be applied in a variety of different scenes.
Description
Technical field
The invention belongs to sensor fields, and in particular to a kind of environment monitoring sensor.
Background technique
Environmental monitoring is not only to can be applied to multiple fields, or realizes that agricultural realizes the basis of automation.Meanwhile
The real conditions for seeking Global Ecological variation, are the directions of global scientist's unremitting effort.How ecological environment is accurately monitored,
Effective, scientific monitoring and assessment are made to region resource and ecological environment, become one of project urgently to be resolved.Environment
Monitoring is monitored to the variation of environment, even more provides research foundation for global environment transformation, has important section
Learn value.The rapid development of technology of Internet of things provides new technological means for environmental monitoring, based on technology of Internet of things to environment
Monitoring system is designed, and can effectively improve the real-time and validity of environmental monitoring, realizes information sharing, that is, aid decision.
Summary of the invention
A kind of environment monitoring sensor provided by the invention realizes while monitoring various environmental parameters, and can be automatic
Battery and solar voltage are monitored, the duty cycle is automatically adjusted according to energy consumption and electricity, guarantee there are enough electric energy to run.
In order to achieve the above object of the invention, the technical solution adopted by the present invention are as follows: a kind of environment monitoring sensor, including place
Manage device modules A 1, XIO modules A 2, program connector U1, voltage-stablizer U2, power-feed connector U3 and sensor module；
The power-feed connector U3 respectively with processor module A1, XIO modules A 2, program connector U1, voltage-stablizer U2 and
Sensor module electrical connection；
The voltage-stablizer U2 is connect with processor module A1 and XIO modules A 2 respectively；
The processor module A1 is communicated to connect with XIO modules A 2 and program connector U1 respectively.
Further, the io0 pin of the power-feed connector U3 is connect with the gpio0 pin of processor module A1, described
The io2 pin of power-feed connector U3 is connect with the gpio2 pin of processor module A1, the io4 pin of the power-feed connector U3
It is connect with the gpio4 pin of processor module A1, the io5 pin of the power-feed connector U3 and the gpio5 of processor module A1
Pin connection, the io12 pin of the power-feed connector U3 are connect with the gpio12 pin of processor module A1, described for being electrically connected
The io13 pin for meeting device U3 is connect with the gpio13 pin of processor module A1, the io14 pin of the power-feed connector U3 and place
The gpio14 pin connection of device modules A 1 is managed, the io15 pin and the gpio15 of processor module A1 of the power-feed connector U3 draws
Foot connection, the io16 pin of the power-feed connector U3 are connect with the gpio16 pin of processor module A1, described for electrical connection
The io17 pin of device U3 is connect with the gpio17 pin of processor module A1, the io18 pin of the power-feed connector U3 and processing
The gpio18 pin of device modules A 1 connects, the io19 pin of the power-feed connector U3 and the gpio19 pin of processor module A1
Connection, the io21 pin of the power-feed connector U3 are connect with the gpio21 pin of processor module A1, the power-feed connector
The io22 pin of U3 is connect with the gpio22 pin of processor module A1, the io25 pin and processor of the power-feed connector U3
The gpio25 pin of modules A 1 connects, and the io26 pin of the power-feed connector U3 and the gpio26 pin of processor module A1 connect
It connects, the io27 pin of the power-feed connector U3 is connect with the gpio27 pin of processor module A1, the power-feed connector U3
Io35 pin connect with the gpio35 pin of processor module A1, the io36 pin and processor die of the power-feed connector U3
The gpio36 pin of block A1 connects, and the io39 pin of the power-feed connector U3 and the gpio39 pin of processor module A1 connect
It connects；
The xio1 pin of the power-feed connector U3 is connect with the XIO1 pin of XIO modules A 2, the power-feed connector U3
Xio2 pin connect with the XIO2 pin of XIO modules A 2, the xio3 pin of the power-feed connector U3 and XIO modules A 2
The connection of XIO3 pin, the xio4 pin of the power-feed connector U3 are connect with the XIO4 pin of XIO modules A 2, described for electrical connection
The xio5 pin of device U3 is connect with the XIO5 pin of XIO modules A 2, the xio6 pin and XIO modules A 2 of the power-feed connector U3
XIO6 pin connection；
9 GND pins of the power-feed connector U3 are connected with each other, and are connected respectively with the GND pin of processor module A1
It connecing, the EN pin of the power-feed connector U3 is connect with the EN pin of processor module A1, and two of the power-feed connector U3
VBAT pin is connected with each other, and two VBAT pins of power-feed connector U3 pass through magnetic bead FB1's and processor module A1 respectively
Two VBAT.sw pins of the connection of vbat.mon pin, the power-feed connector U3 are connected with each other, the power-feed connector U3's
Two VBAT.sw pins are connect with the drain electrode of field effect transistor Q2 respectively, and two VBAT.sw of the power-feed connector U3 draw
Foot is connect by concatenated resistance R2, light emitting diode D2 and wire jumper H1 with the GND pin of processor module A1, the field-effect
The grid of transistor Q2 is connect by resistance R8 with its source electrode, and the collector of the grid of field effect transistor Q2 and triode Q3
The base stage of connection, the triode Q3 is connect by resistance R10 with the XIO7 of XIO modules A 2, and the base stage of triode Q3 passes through
Resistance R9 is connect with its emitter, and the emitter of the triode Q3 is connect with the GND pin of processor module A1；
The 3v3.sw pin of the power-feed connector U3 is connect with the drain electrode of field effect transistor Q1, the field effect transistor
The source electrode of pipe Q1 is connect with the 3v3 pin of processor module A1, and the source electrode of field effect transistor Q1 passes through resistance R5 and its grid
Pole connection, the grid of the field effect transistor Q1 are connect with the collector of triode Q4, and the base stage of the triode Q4 passes through
Resistance R7 is connect with the gpio23 pin of processor module A1, and the base stage of triode Q4 is connected by resistance R6 and its emitter
It connects, the emitter of the triode Q4 is connect with the GND pin of processor module A1；
The 3v3 pin of described program connector U1 is connect with the 3v3-sys pin of processor module A1, described program connection
The rx0-sys pin of device U1 is connect with the gpio1 pin of processor module A1, the GND pin of described program connector U1 and place
The GND pin connection of device modules A 1 is managed, the tx0.sys pin and the gpio3 of processor module A1 of described program connector U1 draws
Foot connection, the EN pin of described program connector U1 are connect with the EN pin of processor module A1；
The TAB pin of the voltage-stablizer U2 is connect with its VOUT pin, and the TAB pin and processor module of voltage-stablizer U2
The 3v3 pin of A1 connects, and the TAB pin of the voltage-stablizer U2 also passes through capacitor C3 and connect with the GND pin of processor module A1,
The VIN pin of the voltage-stablizer U2 is connect by capacitor C1 and capacitor C2 in parallel with the GND pin of processor module A1, and steady
The VIN pin of depressor U2 is also connect with the vbat.mon pin of processor module A1, the GND pin of the voltage-stablizer U2 and processing
The GND pin of device modules A 1 connects；
The XIO8 pin of the XIO modules A 2 passes through concatenated resistance R1's and light emitting diode D1 and processor module A1
GND pin connection, the iic.int pin of the XIO modules A 2 are connect with the iic.int pin of processor module A1, the XIO
The 3v3.sw pin of modules A 2 is drawn by concatenated resistance R4, light emitting diode D4 and wire jumper H3 and the GND of processor module A1
Foot connection, the iic.sda pin of the XIO modules A 2 are connect with the gpio18 pin of processor module A1, the XIO modules A 2
Iic.scl pin connect with the gpio5 pin of processor module A1, the GND pin and processor module of the XIO modules A 2
The GND pin of A1 connects；
The 3v3 pin of the processor module A1 passes through concatenated resistance R3, light emitting diode D3 and wire jumper H2 and its GND
Pin connection.
Further, the processor module A1 includes main control chip U4 and solar battery connector for substrate J1, the master
4 GND pins for controlling chip U4 are connected with each other and are grounded, the tie point extraction processing of 4 GND pins of the main control chip U4
The GND pin of device modules A 1, the 3v3 pin of the main control chip U4 are the 3v3 pin of processor module A1, and main control chip U4
3v3 pin connect respectively with ground capacity C8, ground capacity C9 and ground capacity C10, and the 3v3 pin of main control chip U4 is logical
It crosses resistance R13 to connect with ground capacity C7, the EN pin of the main control chip U4 is connect with ground capacity C7, the main control chip
The EN pin of U4 is the EN pin of processor module A1, and the gpio36 pin of the main control chip U4 is processor module A1's
Gpio36 pin, the gpio39 pin of the main control chip U4 are the gpio39 pin of processor module A1, the main control chip
The gpio34 pin of U4 is connect with one end of one end of resistance R11 and resistance R12 respectively, and the other end of the resistance R12 is place
Manage the vbat.mon pin of device modules A 1, the other end ground connection of the resistance R11, and the other end of resistance R11 and resistance R12
Capacitor C4, the gpio35 pin of the main control chip U4 and the 2nd of solar battery connector for substrate J1 are connected between the other end
Pin connection, the 1st pin of the solar battery connector for substrate J1 are the gpio35 pin of processor module A1, the sun
The iic.int pin that the 3rd pin of energy battery connector for substrate J1 is processor module A1, the gpio32 of the main control chip U4 draw
Foot connect by crystal oscillator X1 with its gpio33 pin, the gpio32 pin of the main control chip U4 pass through capacitor C5 and capacitor C6 and
The tie point ground connection of the connection of its gpio33 pin, the capacitor C5 and capacitor C6, the gpio25 pin of the main control chip U4 are
The gpio25 pin of processor module A1, the gpio26 that the gpio26 pin of the main control chip U4 is processor module A1 draw
Foot, the gpio27 pin of the main control chip U4 are the gpio27 pin of processor module A1, the main control chip U4's
Gpio14 pin is the gpio14 pin of processor module A1, and the gpio12 pin of the main control chip U4 is processor module A1
Gpio12 pin；
The gpio0 pin of the main control chip U4 is the gpio0 pin of processor module A1, the main control chip U4's
Gpio1 pin is the gpio1 pin of processor module A1, and the gpio2 pin of the main control chip U4 is processor module A1's
Gpio2 pin, the gpio3 pin of the main control chip U4 are the gpio3 pin of processor module A1, the main control chip U4's
Gpio4 pin is the gpio4 pin of processor module A1, and the gpio5 pin of the main control chip U4 is processor module A1's
Gpio5 pin, the gpio13 pin of the main control chip U4 are the gpio13 pin of processor module A1, the main control chip U4
Gpio15 pin be processor module A1 gpio15 pin, the gpio16 pin of the main control chip U4 is processor module
The gpio16 pin of A1, the gpio17 pin of the main control chip U4 are the gpio17 pin of processor module A1, the master control
The gpio18 pin of chip U4 is the gpio18 pin of processor module A1, and the gpio19 pin of the main control chip U4 is processing
The gpio19 pin of device modules A 1, the gpio21 pin of the main control chip U4 are the gpio21 pin of processor module A1, institute
The gpio22 pin for stating main control chip U4 is the gpio22 pin of processor module A1, the gpio23 pin of the main control chip U4
For the gpio23 pin of processor module A1.
Further, the XIO modules A 2 includes control chip U5, the control chip U5'sPin is XIO mould
The iic.int pin of block A2, the IO0 pin of the control chip U5 are the XIO1 pin of XIO modules A 2, the control chip U5
IO1 pin be XIO modules A 2 XIO2 pin, it is described control chip U5 IO2 pin be XIO modules A 2 XIO3 pin,
The IO3 pin of the control chip U5 is the XIO4 pin of XIO modules A 2, and the IO4 pin of the control chip U5 is XIO module
The IO5 pin of the XIO5 pin of A2, the control chip U5 is the XIO6 pin of XIO modules A 2, the IO6 of the control chip U5
Pin is the XIO7 pin of XIO modules A 2, and the IO7 pin of the control chip U5 is the XIO8 pin of XIO modules A 2, the control
The Vdd pin of coremaking piece U5 be XIO modules A 2 3v3.sw pin, it is described control chip U5 Vdd pin by resistance R14 with
ItsPin connection, and the Vdd pin for controlling chip U5 is connect with ground capacity C11 and ground capacity C12 respectively, the control
The SDA pin of coremaking piece U5 be XIO modules A 2 iic.sda pin, and control chip U5 SDA pin by resistance R15 with
The SCL pin of the connection of its Vdd pin, the control chip U5 is the iic.scl pin of XIO modules A 2, and controls chip U5's
SCL pin is connect by resistance R16 with its Vdd pin, the A0 pin for controlling chip U5, A1 pin, A2 pin and two
Vss pin is grounded；The interconnection of the A0 pin, A1 pin, A2 pin and two vss pins of the control chip U5, and
Tie point is the GND pin of XIO modules A 2.
Further, the power-feed connector U3 respectively with photovoltaic power supply circuit A3, protenchyma networking module U6, solar energy
Battery connector J2 is connected with sensor interface J3；
The vbat.sys pin of the photovoltaic power supply circuit A3 respectively with two VBAT pins, the sun of power-feed connector U3
The 1st pin of energy battery connector for substrate J2 is connected with the 2nd pin of solar battery connector for substrate J2；The photovoltaic power supply circuit A3
V.solar pin connect respectively with one end of ground capacity C13 and resistance R18, the other end of the resistance R18 respectively with electricity
One end of resistance R17 is connected with the io36 pin of power-feed connector U3, the other end ground connection of the resistance R17, the photovoltaic power supply
The v.solar pin of circuit A3 is connect with the 3rd pin of solar battery connector for substrate J2 and the 4th pin respectively；The photovoltaic
The groud pin of power supply circuit A3 is grounded, and is connected respectively with the 9th pin of solar battery connector for substrate J2 and the 10th pin
It connects；The enable pin of the photovoltaic power supply circuit A3 connects with the io12 pin of power-feed connector U3, solar panel respectively
The 5th pin for meeting device J2 is connected with the 6th pin of solar battery connector for substrate J2；The range of the photovoltaic power supply circuit A3 draws
Foot is connect with the 7th pin of solar battery connector for substrate J2 and the 8th pin respectively；9 GND of the power-feed connector U3 draw
Foot is grounded；
Two GND pins of the protenchyma networking module U6 are grounded, the RXD pin of the protenchyma networking module U6 with
The io26 pin of power-feed connector U3 connects, the TXD pin of the protenchyma networking module U6 and the io25 of power-feed connector U3
Pin connection, the PWRKEY pin of the protenchyma networking module U6 is connect with the io17 pin of power-feed connector U3, described narrow
3v3 pin with Internet of Things module U6 is connect with the 3v3.sw pin of power-feed connector U3, the protenchyma networking module U6's
SLEEP pin is connect with the io27 pin of power-feed connector U3；
The 3v3 pin of the sensor interface J3 is connect by resistance R20 with its scl pin, and sensor interface J3
3v3 pin is connect with the 3v3 pin of protenchyma networking module U6, the sda pin of the sensor interface J3 by resistance R19 with
The 3v3 pin of protenchyma networking module U6 connects, and the io18 pin of the sda pin of sensor interface J3 and power-feed connector U3
Connection, the scl pin of the sensor interface J3 are connect with the io5 pin of power-feed connector U3, the sensor interface J3's
Int pin is connect with the io35 pin of power-feed connector U3, two GND pins ground connection of the sensor interface J3.
Further, the photovoltaic power supply circuit A3 includes solar battery connector for substrate J4, DC converter U7, current limliting
Device U8, dual comparator U9, power supply U10, voltage stabilizing chip U11, field effect transistor Q5, battery charger M1 and battery BAT；
2 pins of the solar battery connector for substrate J4 are connect with its 3 pin, the solar battery connector for substrate J4
The 4th pin connect with its 5th pin, the 6th pin of the solar battery connector for substrate J4 passes through the concatenated pole of positive and negative anodes
Property capacitor C14, polar capacitor C15, polar capacitor C16, polar capacitor C17, polar capacitor C18 and polar capacitor C19 and its 1st
The anode of pin connection, the polar capacitor C19 is connect with the 1st pin of solar battery connector for substrate J4.
The 1st pin of the solar battery connector for substrate J4 be photovoltaic power supply circuit A3 v.solar pin, it is described too
The 1st pin of positive energy battery connector for substrate J4 is connect with the vin pin of DC converter U7, and two of the DC converter U7
G pin is connected with each other, and the 5vop pin of the DC converter U7 is connect with two G pin respectively by capacitor C23, described
The vin pin of DC converter U7 is connect with the first non-moving end of slide rheostat R21, the EN pin of the DC converter U7
It is connect with the output end of dual comparator U9, the second non-moving end ground connection of the slide rheostat R21, the slide rheostat R21
Sliding end connect with the non-inverting input terminal of dual comparator U9；
The inverting input terminal of the dual comparator U9 is connect with the sliding end of slide rheostat R22, the slide rheostat
The first non-moving end of R22 is connect with the first non-moving end of slide rheostat R23, the second non-moving end of the slide rheostat R22
It is connect by resistance R24 with the output end of dual comparator U9；The first non-moving end of the slide rheostat R23 and field effect transistor
The drain electrode of pipe Q5 connects, and the second non-moving end sky of the slide rheostat R23 connects, the sliding termination of the slide rheostat R23
Ground, the source electrode ground connection of the field effect transistor Q1, the grid of the field effect transistor Q1 and the output end of dual comparator U6
Connection；
The R22 of the slide rheostat is connect with the tie point of resistance R24 with the VCC pin of power supply U10, the power supply
The VCC pin of U10 is connect with ground capacity C20, the GND pin ground connection of the power supply U10；
The vin pin of the current limiter U8 is connect with the 5vop pin of DC converter U7, the G pin of the current limiter U8
It is connect respectively with two G pins of DC converter U7, the vout pin of the current limiter U8 passes through capacitor C24 and its G pin
Connection, the G pin ground connection of the current limiter U8；
The vin pin of the battery charger M1 is connect with the vout pin of current limiter U8, the battery charger M1's
Two G pins are connected with each other, and are connect respectively with the G pin of current limiter U8, the company of two G pins of the battery charger M1
Contact draws the ground pin of photovoltaic power supply circuit A3, and the 4v2op pin of the battery charger M1 is photovoltaic power supply circuit
The Bat+ve pin of the vbat.sys pin of A3, the battery charger M1 is connect with one end of switch S1, the switch S1's
The other end is connect with the anode of battery BAT, and the Bat-ve pin of the battery charger M1 is connect with the cathode of battery BAT；
The VIN pin of the voltage stabilizing chip U11 connects with the Bat+ve pin of battery charger M1 and ground capacity C21 respectively
It connects, the C+ pin of the voltage stabilizing chip U11 is connect by capacitor C22 with its C- pin, the VOUT pin of the voltage stabilizing chip U11
It is connect with the VCC pin of power supply U10, the GND pin of the voltage stabilizing chip U11 and the Bat-ve pin of battery charger M1 connect
It connects, the ON/OFF pin of the voltage stabilizing chip U11 is the enable pin of photovoltaic power supply circuit A3, and the ON/ of voltage stabilizing chip U11
OFF pin is connect by resistance R25 with its VIN pin；
The range pin sky of the photovoltaic power supply circuit A3 connects.
Further, the sensor module includes USB interface J5, control chip U12, air pressure probe U13, light
Line sensor U14 and temperature and humidity sensor U15；
The USB interface J5 includes VCC pin, D- pin, D+ pin, GND pin and shield pin；The USB connects
Capacitor C25 is connected between the VCC pin and shield pin of mouth J5；The VCC pin and sensor interface of the USB interface J5
The 3v3 pin of J3 connects, and the D- pin of the USB interface J5 is connect with the sda pin of sensor interface J3, the USB interface
The D+ pin of J5 is connect with the scl pin of sensor interface J3, and the GND pin of the USB interface J5 is with sensor interface J3's
Two GND pin connections, two shield pins of the USB interface J5 are connect with the int pin of sensor interface J3；
The control chip U12 include 2 Vss pins, A0 pin, A1 pin, A2 pin, SDA pin, SCL pin,
Vdd pin,Pin, IO0 pin, IO3 pin, IO4 pin, IO5 pin, IO6 pin and IO7 pin；
2 Vss pins, A0 pin, A1 pin and the A2 pin of the control chip U12 is with USB interface J5's
The connection of shield pin；The Vdd pin of the control chip U12 is connect by magnetic bead FB2 with the VCC pin of USB interface J5；Institute
The SDA pin for stating control chip U12 is connect with the D- pin of USB interface J5, and the SCL pin of the control chip U12 connects with USB
The D+ pin connection of mouth J5；The SCL pin of the control chip U12 is connect by resistance R26 with its Vdd pin, the control
The SDA pin of chip U12 is connect by resistance R27 with its Vdd pin；
The control chip U12'sPin is connect by resistance R31 with its Vdd pin, and controls chip U12'sPin is connect with the GND pin of USB interface J5；The IO0 pin of the control chip U12 is connected to three by resistance R33
The base stage of pole pipe Q6, the emitter of the triode Q6 are connect with the shield pin of USB interface J5；The control chip U12
IO3 pin connect with the shield pin of USB interface J5 by resistance R30；The IO4 pin of the control chip U12 passes through
Resistance R34 is connect with its Vdd pin；The IO5 pin of the control chip U12 is connect by resistance R35 with its Vdd pin；Institute
The IO6 pin for stating control chip U12 is connect by resistance R29 with the shield pin of USB interface J5；The control chip U12
IO7 pin connect with the shield pin of USB interface J5 by resistance R28；
The air pressure probe U13 include VDD pin, CAP pin, GND pin, VDDIO pin, SCL pin,
SDA pin and INT1 pin；The VDD pin of the air pressure probe U13 is passing through resistance R32 and light emitting diode D5 just
Pole connection, the cathode of the light emitting diode D5 is connect with the collector of triode Q6, and the VDD of air pressure probe U13
Pin is connect with the Vdd pin of control chip U12；The CAP pin of the air pressure probe U13 passes through capacitor C26 and USB
The shield pin of interface J5 connects；The GND pin of the air pressure probe U13 and the shield pin of USB interface J5
Connection；The VDDIO pin of the air pressure probe U13 is connect with its VDD pin；The air pressure probe U13's
SCL pin is connect with the SCL pin of the D+ pin of USB interface J5 and control chip U12 respectively；The air pressure probe
The SDA pin of U13 connect and controls respectively the SDA pin connection of chip U12 with the D- pin of USB interface J5；The air pressure
The INT1 pin of force snesor U13 is connect with the IO4 pin of control chip U12；
The light sensor U14 includes VDD pin, SCL pin, GND pin, SDA pin and INT pin；The light
The VDD pin of line sensor U14 connect with the Vdd pin of control chip U12, and by parallel capacitor C27 and capacitor C28 and
The shield pin of USB interface J5 connects；The SCL pin of the light sensor U14 respectively with the D+ pin of USB interface J5 and
Control the SCL pin connection of chip U12；The GND pin of the light sensor U14 and the shield pin of USB interface J5 connect
It connects；SDA pin of the SDA pin of the light sensor U14 respectively with the D- pin of USB interface J5 and control chip U12 connects
It connects, the INT pin of the light sensor U14 is connect with the IO5 pin of control chip U12；
The temperature and humidity sensor U15 include SDA pin, GND pin, SCL pin and VDD pin；The temperature
It is connect respectively with the SDA pin of the D- pin of USB interface J5 and control chip U12 with the SDA pin of humidity sensor U15；Institute
Temperature is stated to connect with the GND pin of humidity sensor U15 with the shield pin of USB interface J5；The temperature and humidity sensor
The SCL pin of device U15 is connect with the SCL pin of the D+ pin of USB interface J5 and control chip U12 respectively；The temperature with it is wet
Spend sensor U15 VDD pin with control chip U12 Vdd pin connect, and by parallel connection capacitor C29 and capacitor C30 and
The shield pin of USB interface J5 connects.
The invention has the benefit that
(1) present invention can work under multiple illumination levels, and can be charged with heavy DC.
(2) data collection time of the invention is 24 hours or more, and main control chip can detecte battery and solar voltage,
To know that, according to energy power consumption to adjust the duty cycle, ensure that always has enough electric energy daily using how many energy
Operation.
(3) present invention has protenchyma networking module, and user is allowed to be attached and configure by WLAN.
(4) signal that the present invention detects has temperature, humidity, air pressure, light intensity, solar voltage and battery electricity
Pressure, can be applied in multiple scenes.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of environment monitoring sensor proposed by the present invention.
Fig. 2 is the schematic diagram of processor module A1 proposed by the present invention.
Fig. 3 is the schematic diagram of XIO modules A 2 proposed by the present invention.
Fig. 4 is the schematic diagram of power-feed connector U3 peripheral circuit proposed by the present invention.
Fig. 5 is the schematic diagram of photovoltaic power supply circuit A3 proposed by the present invention.
Fig. 6 is the schematic diagram of sensor module proposed by the present invention.
Specific embodiment
A specific embodiment of the invention is described below, in order to facilitate understanding by those skilled in the art this hair
It is bright, it should be apparent that the present invention is not limited to the ranges of specific embodiment, for those skilled in the art,
As long as various change is in the spirit and scope of the present invention that the attached claims limit and determine, these variations are aobvious and easy
See, all are using the innovation and creation of present inventive concept in the column of protection.
The embodiment that the invention will now be described in detail with reference to the accompanying drawings.
A kind of environment monitoring sensor, including processor module A1, XIO modules A 2, program connector U1, voltage-stablizer U2,
Power-feed connector U3 and sensor module；
As shown in Figure 1, the power-feed connector U3 respectively with processor module A1, XIO modules A 2, program connector U1,
Voltage-stablizer U2 and sensor module electrical connection；Voltage-stablizer U2 is connect with processor module A1 and XIO modules A 2 respectively；Processor die
Block A1 is communicated to connect with XIO modules A 2 and program connector U1 respectively.
The io0 pin of power-feed connector U3 is connect with the gpio0 pin of processor module A1, the power-feed connector U3's
Io2 pin is connect with the gpio2 pin of processor module A1, the io4 pin and processor module A1 of the power-feed connector U3
The connection of gpio4 pin, the io5 pin of the power-feed connector U3 connect with the gpio5 pin of processor module A1, the confession
The io12 pin of electric connector U3 is connect with the gpio12 pin of processor module A1, the io13 pin of the power-feed connector U3
It is connect with the gpio13 pin of processor module A1, the io14 pin of the power-feed connector U3 is with processor module A1's
The connection of gpio14 pin, the io15 pin of the power-feed connector U3 is connect with the gpio15 pin of processor module A1, described
The io16 pin of power-feed connector U3 is connect with the gpio16 pin of processor module A1, and the io17 of the power-feed connector U3 draws
Foot is connect with the gpio17 pin of processor module A1, and the io18 pin of the power-feed connector U3 is with processor module A1's
The connection of gpio18 pin, the io19 pin of the power-feed connector U3 is connect with the gpio19 pin of processor module A1, described
The io21 pin of power-feed connector U3 is connect with the gpio21 pin of processor module A1, and the io22 of the power-feed connector U3 draws
Foot is connect with the gpio22 pin of processor module A1, and the io25 pin of the power-feed connector U3 is with processor module A1's
The connection of gpio25 pin, the io26 pin of the power-feed connector U3 is connect with the gpio26 pin of processor module A1, described
The io27 pin of power-feed connector U3 is connect with the gpio27 pin of processor module A1, and the io35 of the power-feed connector U3 draws
Foot is connect with the gpio35 pin of processor module A1, and the io36 pin of the power-feed connector U3 is with processor module A1's
The connection of gpio36 pin, the io39 pin of the power-feed connector U3 are connect with the gpio39 pin of processor module A1.
The xio1 pin of power-feed connector U3 is connect with the XIO1 pin of XIO modules A 2, the power-feed connector U3's
Xio2 pin is connect with the XIO2 pin of XIO modules A 2, the xio3 pin of the power-feed connector U3 and the XIO3 of XIO modules A 2
Pin connection, the xio4 pin of the power-feed connector U3 are connect with the XIO4 pin of XIO modules A 2, the power-feed connector U3
Xio5 pin connect with the XIO5 pin of XIO modules A 2, the xio6 pin of the power-feed connector U3 and XIO modules A 2
The connection of XIO6 pin.
9 GND pins of power-feed connector U3 are connected with each other, and are connect respectively with the GND pin of processor module A1, institute
The EN pin for stating power-feed connector U3 is connect with the EN pin of processor module A1, and two VBAT of the power-feed connector U3 draw
Foot is connected with each other, and two VBAT pins of power-feed connector U3 pass through magnetic bead FB1's and processor module A1 respectively
Two VBAT.sw pins of the connection of vbat.mon pin, the power-feed connector U3 are connected with each other, the power-feed connector U3's
Two VBAT.sw pins are connect with the drain electrode of field effect transistor Q2 respectively, and two VBAT.sw of the power-feed connector U3 draw
Foot is connect by concatenated resistance R2, light emitting diode D2 and wire jumper H1 with the GND pin of processor module A1, the field-effect
The grid of transistor Q2 is connect by resistance R8 with its source electrode, and the collector of the grid of field effect transistor Q2 and triode Q3
The base stage of connection, the triode Q3 is connect by resistance R10 with the XIO7 of XIO modules A 2, and the base stage of triode Q3 passes through
Resistance R9 is connect with its emitter, and the emitter of the triode Q3 is connect with the GND pin of processor module A1.
The 3v3.sw pin of power-feed connector U3 is connect with the drain electrode of field effect transistor Q1, the field effect transistor Q1
Source electrode connect with the 3v3 pin of processor module A1, and the source electrode of field effect transistor Q1 is connected by resistance R5 and its grid
It connects, the grid of the field effect transistor Q1 is connect with the collector of triode Q4, and the base stage of the triode Q4 passes through resistance
R7 is connect with the gpio23 pin of processor module A1, and the base stage of triode Q4 is connect by resistance R6 with its emitter, institute
The emitter for stating triode Q4 is connect with the GND pin of processor module A1.
The 3v3 pin of program connector U1 is connect with the 3v3-sys pin of processor module A1, described program connector U1
Rx0-sys pin connect with the gpio1 pin of processor module A1, the GND pin and processor of described program connector U1
The GND pin of modules A 1 connects, and the tx0.sys pin of described program connector U1 and the gpio3 pin of processor module A1 connect
It connects, the EN pin of described program connector U1 is connect with the EN pin of processor module A1；
The TAB pin of voltage-stablizer U2 is connect with its VOUT pin, and the TAB pin of voltage-stablizer U2 is with processor module A1's
The connection of 3v3 pin, the TAB pin of the voltage-stablizer U2 also passes through capacitor C3 and connect with the GND pin of processor module A1, described
The VIN pin of voltage-stablizer U2 is connect by capacitor C1 and capacitor C2 in parallel with the GND pin of processor module A1, and voltage-stablizer
The VIN pin of U2 is also connect with the vbat.mon pin of processor module A1, the GND pin and processor die of the voltage-stablizer U2
The GND pin of block A1 connects.
The XIO8 pin of XIO modules A 2 passes through the GND of concatenated resistance R1 and light emitting diode D1 and processor module A1
Pin connection, the iic.int pin of the XIO modules A 2 are connect with the iic.int pin of processor module A1, the XIO mould
The GND pin that the 3v3.sw pin of block A2 passes through concatenated resistance R4, light emitting diode D4 and wire jumper H3 and processor module A1
Connection, the iic.sda pin of the XIO modules A 2 are connect with the gpio18 pin of processor module A1, the XIO modules A 2
Iic.scl pin is connect with the gpio5 pin of processor module A1, the GND pin and processor module A1 of the XIO modules A 2
GND pin connection.
The 3v3 pin of the processor module A1 passes through concatenated resistance R3, light emitting diode D3 and wire jumper H2 and its GND
Pin connection.
In the present embodiment, the model BLM18SG121TN1D that magnetic bead FB1 is used, field effect transistor Q1 and field-effect
The model that transistor Q2 is used is that the model of DMP1045U, triode Q3 and triode Q4 use is PMBT3904, pressure stabilizing
The model AMS1117-3.3V that device U2 is used.
As shown in Fig. 2, processor module A1 includes main control chip U4 and solar battery connector for substrate J1, the master control core
4 GND pins of piece U4 are connected with each other and are grounded, and the tie point of 4 GND pins of the main control chip U4 draws processor die
The GND pin of block A1, the 3v3 pin of the main control chip U4 are the 3v3 pin of processor module A1, and main control chip U4
3v3 pin is connect with ground capacity C8, ground capacity C9 and ground capacity C10 respectively, and the 3v3 pin of main control chip U4 passes through
Resistance R13 is connect with ground capacity C7, and the EN pin of the main control chip U4 is connect with ground capacity C7, the main control chip U4
EN pin be processor module A1 EN pin, the gpio36 pin of the main control chip U4 is processor module A1's
Gpio36 pin, the gpio39 pin of the main control chip U4 are the gpio39 pin of processor module A1, the main control chip
The gpio34 pin of U4 is connect with one end of one end of resistance R11 and resistance R12 respectively, and the other end of the resistance R12 is place
Manage the vbat.mon pin of device modules A 1, the other end ground connection of the resistance R11, and the other end of resistance R11 and resistance R12
Capacitor C4, the gpio35 pin of the main control chip U4 and the 2nd of solar battery connector for substrate J1 are connected between the other end
Pin connection, the 1st pin of the solar battery connector for substrate J1 are the gpio35 pin of processor module A1, the sun
The iic.int pin that the 3rd pin of energy battery connector for substrate J1 is processor module A1, the gpio32 of the main control chip U4 draw
Foot connect by crystal oscillator X1 with its gpio33 pin, the gpio32 pin of the main control chip U4 pass through capacitor C5 and capacitor C6 and
The tie point ground connection of the connection of its gpio33 pin, the capacitor C5 and capacitor C6, the gpio25 pin of the main control chip U4 are
The gpio25 pin of processor module A1, the gpio26 that the gpio26 pin of the main control chip U4 is processor module A1 draw
Foot, the gpio27 pin of the main control chip U4 are the gpio27 pin of processor module A1, the main control chip U4's
Gpio14 pin is the gpio14 pin of processor module A1, and the gpio12 pin of the main control chip U4 is processor module A1
Gpio12 pin.
The gpio0 pin of main control chip U4 is the gpio0 pin of processor module A1, the gpio1 pin of main control chip U4
For the gpio1 pin of processor module A1, the gpio2 pin of the main control chip U4 is the gpio2 pin of processor module A1,
The gpio3 pin of the main control chip U4 is the gpio3 pin of processor module A1, the gpio4 pin of the main control chip U4
For the gpio4 pin of processor module A1, the gpio5 pin of the main control chip U4 is the gpio5 pin of processor module A1,
The gpio13 pin of the main control chip U4 is the gpio13 pin of processor module A1, and the gpio15 of the main control chip U4 draws
Foot is the gpio15 pin of processor module A1, and the gpio16 pin of the main control chip U4 is the gpio16 of processor module A1
Pin, the gpio17 pin of the main control chip U4 are the gpio17 pin of processor module A1, the main control chip U4's
Gpio18 pin is the gpio18 pin of processor module A1, and the gpio19 pin of the main control chip U4 is processor module A1
Gpio19 pin, the gpio21 pin of the main control chip U4 is the gpio21 pin of processor module A1, the master control core
The gpio22 pin of piece U4 is the gpio22 pin of processor module A1, and the gpio23 pin of the main control chip U4 is processor
The gpio23 pin of modules A 1.
In the present embodiment, built-in temperature in the model ESP32-PICO-D4 that main control chip U4 is used, main control chip U4
Sensor can measure chip interior temperature.
As shown in figure 3, the XIO modules A 2 includes control chip U5, the control chip U5'sPin is XIO mould
The iic.int pin of block A2, the IO0 pin of the control chip U5 are the XIO1 pin of XIO modules A 2, the control chip U5
IO1 pin be XIO modules A 2 XIO2 pin, it is described control chip U5 IO2 pin be XIO modules A 2 XIO3 pin,
The IO3 pin of the control chip U5 is the XIO4 pin of XIO modules A 2, and the IO4 pin of the control chip U5 is XIO module
The IO5 pin of the XIO5 pin of A2, the control chip U5 is the XIO6 pin of XIO modules A 2, the IO6 of the control chip U5
Pin is the XIO7 pin of XIO modules A 2, and the IO7 pin of the control chip U5 is the XIO8 pin of XIO modules A 2, the control
The Vdd pin of coremaking piece U5 be XIO modules A 2 3v3.sw pin, it is described control chip U5 Vdd pin by resistance R14 with
ItsPin connection, and the Vdd pin for controlling chip U5 is connect with ground capacity C11 and ground capacity C12 respectively, the control
The SDA pin of coremaking piece U5 be XIO modules A 2 iic.sda pin, and control chip U5 SDA pin by resistance R15 with
The SCL pin of the connection of its Vdd pin, the control chip U5 is the iic.scl pin of XIO modules A 2, and controls chip U5's
SCL pin is connect by resistance R16 with its Vdd pin, the A0 pin for controlling chip U5, A1 pin, A2 pin and two
Vss pin is grounded；The interconnection of the A0 pin, A1 pin, A2 pin and two vss pins of the control chip U5, and
Tie point is the GND pin of XIO modules A 2.
In the present embodiment, the model PCA9554ABS of the use of chip U5 is controlled.
As shown in figure 4, power-feed connector U3 respectively with photovoltaic power supply circuit A3, protenchyma networking module U6, solar-electricity
Pond connector J2 is connected with sensor interface J3；
The vbat.sys pin of photovoltaic power supply circuit A3 respectively with two VBAT pins, the solar-electricities of power-feed connector U3
The 1st pin of pond connector for substrate J2 is connected with the 2nd pin of solar battery connector for substrate J2；The photovoltaic power supply circuit A3's
V.solar pin is connect with one end of ground capacity C13 and resistance R18 respectively, the other end of the resistance R18 respectively with resistance
One end of R17 is connected with the io36 pin of power-feed connector U3, the other end ground connection of the resistance R17, the photovoltaic power supply electricity
The v.solar pin of road A3 is connect with the 3rd pin of solar battery connector for substrate J2 and the 4th pin respectively；The photovoltaic supplies
The groud pin of circuit A3 is grounded, and is connect respectively with the 9th pin of solar battery connector for substrate J2 and the 10th pin；
The enable pin of the photovoltaic power supply circuit A3 respectively with the io12 pin of power-feed connector U3, solar battery connector for substrate
The 5th pin of J2 is connected with the 6th pin of solar battery connector for substrate J2；The range pin of the photovoltaic power supply circuit A3 point
It is not connect with the 7th pin of solar battery connector for substrate J2 and the 8th pin；9 GND pins of the power-feed connector U3 are equal
Ground connection.
Two GND pins of protenchyma networking module U6 are grounded, the RXD pin of the protenchyma networking module U6 and power supply
The io26 pin of connector U3 connects, the TXD pin of the protenchyma networking module U6 and the io25 pin of power-feed connector U3
Connection, the PWRKEY pin of the protenchyma networking module U6 are connect with the io17 pin of power-feed connector U3, the protenchyma
The 3v3 pin of networking module U6 is connect with the 3v3.sw pin of power-feed connector U3, the SLEEP of the protenchyma networking module U6
Pin is connect with the io27 pin of power-feed connector U3；
The 3v3 pin of sensor interface J3 is connect by resistance R20 with its scl pin, and the 3v3 of sensor interface J3 draws
Foot is connect with the 3v3 pin of protenchyma networking module U6, and the sda pin of the sensor interface J3 passes through resistance R19 and narrowband
The 3v3 pin of Internet of Things module U6 connects, and the io18 pin of the sda pin of sensor interface J3 and power-feed connector U3 connect
It connects, the scl pin of the sensor interface J3 is connect with the io5 pin of power-feed connector U3, the int of the sensor interface J3
Pin is connect with the io35 pin of power-feed connector U3, two GND pins ground connection of the sensor interface J3.
As shown in figure 5, the photovoltaic power supply circuit A3 includes solar battery connector for substrate J4, DC converter U7, limit
Flow device U8, dual comparator U9, power supply U10, voltage stabilizing chip U11, field effect transistor Q5, battery charger M1 and battery BAT；
2 pins of solar battery connector for substrate J4 are connect with its 3 pin, and the of the solar battery connector for substrate J4
4 pins are connect with its 5th pin, and the 6th pin of the solar battery connector for substrate J4 passes through the concatenated polarity electricity of positive and negative anodes
Hold C14, polar capacitor C15, polar capacitor C16, polar capacitor C17, polar capacitor C18 and polar capacitor C19 and its 1st pin
The anode of connection, the polar capacitor C19 is connect with the 1st pin of solar battery connector for substrate J4.
The 1st pin of solar battery connector for substrate J4 is the v.solar pin of photovoltaic power supply circuit A3, the solar energy
The 1st pin of battery connector for substrate J4 is connect with the vin pin of DC converter U7, and two G of the DC converter U7 draw
Foot is connected with each other, and the 5vop pin of the DC converter U7 is connect with two G pin respectively by capacitor C23, described straight
The vin pin of current converter U7 is connect with the first non-moving end of slide rheostat R21, the EN pin of the DC converter U7 with
The output end of dual comparator U9 connects, the second non-moving end ground connection of the slide rheostat R21, the slide rheostat R21's
Sliding end is connect with the non-inverting input terminal of dual comparator U9.
The inverting input terminal of dual comparator U9 is connect with the sliding end of slide rheostat R22, the slide rheostat R22's
First non-moving end is connect with the first non-moving end of slide rheostat R23, and the second non-moving end of the slide rheostat R22 passes through electricity
Resistance R24 is connect with the output end of dual comparator U9；The first non-moving end of the slide rheostat R23 is with field effect transistor Q5's
Drain electrode connection, the second non-moving end sky of the slide rheostat R23 connect, the sliding end ground connection of the slide rheostat R23, described
The source electrode of field effect transistor Q1 is grounded, and the grid of the field effect transistor Q1 is connect with the output end of dual comparator U6.
The R22 of slide rheostat is connect with the tie point of resistance R24 with the VCC pin of power supply U10, the power supply U10's
VCC pin is connect with ground capacity C20, the GND pin ground connection of the power supply U10.
The vin pin of current limiter U8 is connect with the 5vop pin of DC converter U7, the G pin difference of the current limiter U8
It being connect with two G pins of DC converter U7, the vout pin of the current limiter U8 is connect by capacitor C24 with its G pin,
The G pin of the current limiter U8 is grounded.
The vin pin of battery charger M1 is connect with the vout pin of current limiter U8, two G of the battery charger M1
Pin is connected with each other, and is connect respectively with the G pin of current limiter U8, the tie point of two G pins of the battery charger M1
The ground pin of photovoltaic power supply circuit A3 is drawn, the 4v2op pin of the battery charger M1 is photovoltaic power supply circuit A3's
The Bat+ve pin of vbat.sys pin, the battery charger M1 is connect with one end of switch S1, and the switch S1's is another
It holds and is connect with the anode of battery BAT, the Bat-ve pin of the battery charger M1 is connect with the cathode of battery BAT.
The VIN pin of voltage stabilizing chip U11 is connect with the Bat+ve pin of battery charger M1 and ground capacity C21 respectively,
The C+ pin of the voltage stabilizing chip U11 is connect by capacitor C22 with its C- pin, the VOUT pin of the voltage stabilizing chip U11 and
The VCC pin of power supply U10 connects, and the GND pin of the voltage stabilizing chip U11 is connect with the Bat-ve pin of battery charger M1,
The ON/OFF pin of the voltage stabilizing chip U11 is the enable pin of photovoltaic power supply circuit A3, and the ON/OFF of voltage stabilizing chip U11
Pin is connect by resistance R25 with its VIN pin, and the range pin sky of photovoltaic power supply circuit A3 connects.
In the present embodiment, the model that the model S-882140AMH that DC converter U7 is used, current limiter U8 are used
The model 16340 that the model LM2903 that AP2331SA, dual comparator U9 are used, battery BAT are used.
As shown in fig. 6, sensor module includes USB interface J5, control chip U12, air pressure probe U13, light
Sensor U14 and temperature and humidity sensor U15.
USB interface J5 includes VCC pin, D- pin, D+ pin, GND pin and shield pin；The USB interface J5
VCC pin and shield pin between be connected with capacitor C25；The VCC pin of the USB interface J5 is with sensor interface J3's
The connection of 3v3 pin, the D- pin of the USB interface J5 are connect with the sda pin of sensor interface J3, the D of the USB interface J5
+ pin is connect with the scl pin of sensor interface J3, and two of the GND pin of the USB interface J5 and sensor interface J3
GND pin connection, two shield pins of the USB interface J5 are connect with the int pin of sensor interface J3.
Control chip U12 draws including 2 Vss pins, A0 pin, A1 pin, A2 pin, SDA pin, SCL pin, Vdd
Foot,Pin, IO0 pin, IO3 pin, IO4 pin, IO5 pin, IO6 pin and IO7 pin.
2 Vss pins, the shield of A0 pin, A1 pin and A2 pin with USB interface J5 of control chip U12 draws
Foot connection；The Vdd pin of the control chip U12 is connect by magnetic bead FB2 with the VCC pin of USB interface J5；The control core
The SDA pin of piece U12 is connect with the D- pin of USB interface J5, the SCL pin of the control chip U12 and the D+ of USB interface J5
Pin connection；The SCL pin of the control chip U12 is connect by resistance R26 with its Vdd pin, the control chip U12's
SDA pin is connect by resistance R27 with its Vdd pin.
Control chip U12'sPin is connect by resistance R31 with its Vdd pin, and controls chip U12'sDraw
Foot is connect with the GND pin of USB interface J5；The IO0 pin of the control chip U12 is connected to triode Q6 by resistance R33
Base stage, the emitter of the triode Q6 connect with the shield pin of USB interface J5；The IO3 of the control chip U12 draws
Foot is connect by resistance R30 with the shield pin of USB interface J5；The IO4 pin of the control chip U12 passes through resistance R34
It is connect with its Vdd pin；The IO5 pin of the control chip U12 is connect by resistance R35 with its Vdd pin；The control core
The IO6 pin of piece U12 is connect by resistance R29 with the shield pin of USB interface J5；The IO7 pin of the control chip U12
It is connect by resistance R28 with the shield pin of USB interface J5.
Air pressure probe U13 includes that VDD pin, CAP pin, GND pin, VDDIO pin, SCL pin, SDA draw
Foot and INT1 pin；The VDD pin of the air pressure probe U13 is connected by the anode of resistance R32 and light emitting diode D5
It connects, the cathode of the light emitting diode D5 is connect with the collector of triode Q6, and the VDD pin of air pressure probe U13
It is connect with the Vdd pin of control chip U12；The CAP pin of the air pressure probe U13 passes through capacitor C26 and USB interface
The shield pin of J5 connects；The GND pin of the air pressure probe U13 is connect with the shield pin of USB interface J5；
The VDDIO pin of the air pressure probe U13 is connect with its VDD pin；The SCL of the air pressure probe U13 draws
Foot is connect with the SCL pin of the D+ pin of USB interface J5 and control chip U12 respectively；The air pressure probe U13's
SDA pin connect and controls respectively the SDA pin connection of chip U12 with the D- pin of USB interface J5；The air pressure sensing
The INT1 pin of device U13 is connect with the IO4 pin of control chip U12.
Light sensor U14 includes VDD pin, SCL pin, GND pin, SDA pin and INT pin；The light passes
The VDD pin of sensor U14 is connect with the Vdd pin of control chip U12, and passes through capacitor C27 and capacitor C28 and USB in parallel
The shield pin of interface J5 connects；The SCL pin of the light sensor U14 respectively with the D+ pin of USB interface J5 and control
The SCL pin of coremaking piece U12 connects；The GND pin of the light sensor U14 is connect with the shield pin of USB interface J5；
The SDA pin of the light sensor U14 is connect with the SDA pin of the D- pin of USB interface J5 and control chip U12 respectively,
The INT pin of the light sensor U14 is connect with the IO5 pin of control chip U12.
Temperature and humidity sensor U15 include SDA pin, GND pin, SCL pin and VDD pin；The temperature with it is wet
The SDA pin for spending sensor U15 is connect with the SDA pin of the D- pin of USB interface J5 and control chip U12 respectively；The temperature
Degree is connect with the GND pin of humidity sensor U15 with the shield pin of USB interface J5；The temperature and humidity sensor U15
SCL pin respectively with the D+ pin of USB interface J5 and control chip U12 SCL pin connect；The temperature and humidity sensor
The VDD pin of device U15 is connect with the Vdd pin of control chip U12, and is connect by capacitor C29 and capacitor C30 and USB in parallel
The shield pin connection of mouth J5.
In the present embodiment, the model BLM18SG121TN1D that magnetic bead FB2 is used, the model that control chip U12 is used
The model used for the model MPL3115A2 that PCA9554ABS, air pressure probe U13 are used, light sensor U14
The model Si7020 that TSL25711, temperature and humidity sensor U15 are used.
The operation principle of the present invention is that: the present invention is mounted on and is needed in the environment that detects, and by the present invention and solar energy
Power supply connection, photovoltaic power supply circuit A3's is connect by solar battery connector for substrate J4 with solar panel, is then led to
DC converter U7, current limiter U8, dual comparator U9, power supply U10, voltage stabilizing chip U11, field effect transistor Q5, battery is crossed to fill
The collective effect of electric appliance M1 and battery BAT are powered, and photovoltaic power supply circuit A3 is connect with power-feed connector U3, power-feed connector
U3 is connect with device other parts again, to power for whole device.The control chip U11 of sensor module starts control sensing
Device detects environmental parameter, measures air pressure by air pressure probe U13, measures environment light by light sensor U14
Line measures temperature and humidity by temperature and humidity sensor U15, the data measured is transferred to processing by USB interface J5
Device modules A 1 and protenchyma networking module U6, then by protenchyma networking module U6 and processor module A1 to whole device into
Row regulation, main control chip U4 monitor its internal temperature, cell voltage and sun-generated electric power voltage, and main control chip U4 is according to daily
Power consumption situation, automatically adjusts the duty cycle of whole device, and sensor module parameter Real-time Feedback gives processor module A1.
The present invention can work under multiple illumination levels, and can be charged with heavy DC.Data of the invention are received
Collecting the time is 24 hours or more, and main control chip can detecte battery and solar voltage, to know how many energy used daily,
The duty cycle is adjusted according to energy power consumption, ensure that always there are enough electric energy to run.
The present invention has protenchyma networking module, and user is allowed to be attached and configure by WLAN.Present invention inspection
The signal of survey has temperature, humidity, air pressure, light intensity, solar voltage and cell voltage, can be applied to multiple scenes
In.
Claims (7)
1. a kind of environment monitoring sensor, which is characterized in that including processor module A1, XIO modules A 2, program connector U1,
Voltage-stablizer U2, power-feed connector U3 and sensor module；
The power-feed connector U3 respectively with processor module A1, XIO modules A 2, program connector U1, voltage-stablizer U2 and sensing
The electrical connection of device module；
The voltage-stablizer U2 is connect with processor module A1 and XIO modules A 2 respectively；
The processor module A1 is communicated to connect with XIO modules A 2 and program connector U1 respectively.
2. environment monitoring sensor according to claim 1, which is characterized in that the io0 pin of the power-feed connector U3
It is connect with the gpio0 pin of processor module A1, the io2 pin of the power-feed connector U3 and the gpio2 of processor module A1
Pin connection, the io4 pin of the power-feed connector U3 are connect with the gpio4 pin of processor module A1, described for electrical connection
The io5 pin of device U3 is connect with the gpio5 pin of processor module A1, the io12 pin and processor of the power-feed connector U3
The gpio12 pin of modules A 1 connects, and the io13 pin of the power-feed connector U3 and the gpio13 pin of processor module A1 connect
It connects, the io14 pin of the power-feed connector U3 is connect with the gpio14 pin of processor module A1, the power-feed connector U3
Io15 pin connect with the gpio15 pin of processor module A1, the io16 pin and processor die of the power-feed connector U3
The gpio16 pin of block A1 connects, and the io17 pin of the power-feed connector U3 and the gpio17 pin of processor module A1 connect
It connects, the io18 pin of the power-feed connector U3 is connect with the gpio18 pin of processor module A1, the power-feed connector U3
Io19 pin connect with the gpio19 pin of processor module A1, the io21 pin and processor die of the power-feed connector U3
The gpio21 pin of block A1 connects, and the io22 pin of the power-feed connector U3 and the gpio22 pin of processor module A1 connect
It connects, the io25 pin of the power-feed connector U3 is connect with the gpio25 pin of processor module A1, the power-feed connector U3
Io26 pin connect with the gpio26 pin of processor module A1, the io27 pin and processor die of the power-feed connector U3
The gpio27 pin of block A1 connects, and the io35 pin of the power-feed connector U3 and the gpio35 pin of processor module A1 connect
It connects, the io36 pin of the power-feed connector U3 is connect with the gpio36 pin of processor module A1, the power-feed connector U3
Io39 pin connect with the gpio39 pin of processor module A1；
The xio1 pin of the power-feed connector U3 is connect with the XIO1 pin of XIO modules A 2, the power-feed connector U3's
Xio2 pin is connect with the XIO2 pin of XIO modules A 2, the xio3 pin of the power-feed connector U3 and the XIO3 of XIO modules A 2
Pin connection, the xio4 pin of the power-feed connector U3 are connect with the XIO4 pin of XIO modules A 2, the power-feed connector U3
Xio5 pin connect with the XIO5 pin of XIO modules A 2, the xio6 pin of the power-feed connector U3 and XIO modules A 2
The connection of XIO6 pin；
9 GND pins of the power-feed connector U3 are connected with each other, and are connect respectively with the GND pin of processor module A1, institute
The EN pin for stating power-feed connector U3 is connect with the EN pin of processor module A1, and two VBAT of the power-feed connector U3 draw
Foot is connected with each other, and two VBAT pins of power-feed connector U3 pass through magnetic bead FB1's and processor module A1 respectively
Two VBAT.sw pins of the connection of vbat.mon pin, the power-feed connector U3 are connected with each other, the power-feed connector U3's
Two VBAT.sw pins are connect with the drain electrode of field effect transistor Q2 respectively, and two VBAT.sw of the power-feed connector U3 draw
Foot is connect by concatenated resistance R2, light emitting diode D2 and wire jumper H1 with the GND pin of processor module A1, the field-effect
The grid of transistor Q2 is connect by resistance R8 with its source electrode, and the collector of the grid of field effect transistor Q2 and triode Q3
The base stage of connection, the triode Q3 is connect by resistance R10 with the XIO7 of XIO modules A 2, and the base stage of triode Q3 passes through
Resistance R9 is connect with its emitter, and the emitter of the triode Q3 is connect with the GND pin of processor module A1；
The 3v3.sw pin of the power-feed connector U3 is connect with the drain electrode of field effect transistor Q1, the field effect transistor Q1
Source electrode connect with the 3v3 pin of processor module A1, and the source electrode of field effect transistor Q1 is connected by resistance R5 and its grid
It connects, the grid of the field effect transistor Q1 is connect with the collector of triode Q4, and the base stage of the triode Q4 passes through resistance
R7 is connect with the gpio23 pin of processor module A1, and the base stage of triode Q4 is connect by resistance R6 with its emitter, institute
The emitter for stating triode Q4 is connect with the GND pin of processor module A1；
The 3v3 pin of described program connector U1 is connect with the 3v3-sys pin of processor module A1, described program connector U1
Rx0-sys pin connect with the gpio1 pin of processor module A1, the GND pin and processor of described program connector U1
The GND pin of modules A 1 connects, and the tx0.sys pin of described program connector U1 and the gpio3 pin of processor module A1 connect
It connects, the EN pin of described program connector U1 is connect with the EN pin of processor module A1；
The TAB pin of the voltage-stablizer U2 is connect with its VOUT pin, and the TAB pin of voltage-stablizer U2 is with processor module A1's
The connection of 3v3 pin, the TAB pin of the voltage-stablizer U2 also passes through capacitor C3 and connect with the GND pin of processor module A1, described
The VIN pin of voltage-stablizer U2 is connect by capacitor C1 and capacitor C2 in parallel with the GND pin of processor module A1, and voltage-stablizer
The VIN pin of U2 is also connect with the vbat.mon pin of processor module A1, the GND pin and processor die of the voltage-stablizer U2
The GND pin of block A1 connects；
The XIO8 pin of the XIO modules A 2 passes through the GND of concatenated resistance R1 and light emitting diode D1 and processor module A1
Pin connection, the iic.int pin of the XIO modules A 2 are connect with the iic.int pin of processor module A1, the XIO mould
The GND pin that the 3v3.sw pin of block A2 passes through concatenated resistance R4, light emitting diode D4 and wire jumper H3 and processor module A1
Connection, the iic.sda pin of the XIO modules A 2 are connect with the gpio18 pin of processor module A1, the XIO modules A 2
Iic.scl pin is connect with the gpio5 pin of processor module A1, the GND pin and processor module A1 of the XIO modules A 2
GND pin connection；
The 3v3 pin of the processor module A1 passes through concatenated resistance R3, light emitting diode D3 and wire jumper H2 and its GND pin
Connection.
3. environment monitoring sensor according to claim 1, which is characterized in that the processor module A1 includes master control core
4 GND pins of piece U4 and solar battery connector for substrate J1, the main control chip U4 are connected with each other and are grounded, the master control
The tie point of 4 GND pins of chip U4 draws the GND pin of processor module A1, and the 3v3 pin of the main control chip U4 is
The 3v3 pin of processor module A1, and the 3v3 pin of main control chip U4 respectively with ground capacity C8, ground capacity C9 and ground connection
Capacitor C10 connection, and the 3v3 pin of main control chip U4 is connect by resistance R13 with ground capacity C7, the main control chip U4's
EN pin is connect with ground capacity C7, and the EN pin of the main control chip U4 is the EN pin of processor module A1, the master control
The gpio36 pin of chip U4 is the gpio36 pin of processor module A1, and the gpio39 pin of the main control chip U4 is processing
The gpio39 pin of device modules A 1, the gpio34 pin of the main control chip U4 respectively with one end of resistance R11 and resistance R12
One end connection, the other end of the resistance R12 are the vbat.mon pin of processor module A1, the other end of the resistance R11
Ground connection, and capacitor C4 is connected between the other end of resistance R11 and the other end of resistance R12, the main control chip U4's
Gpio35 pin is connect with the 2nd pin of solar battery connector for substrate J1, and the 1st of the solar battery connector for substrate J1 is drawn
Foot is the gpio35 pin of processor module A1, and the 3rd pin of the solar battery connector for substrate J1 is processor module A1
Iic.int pin, the gpio32 pin of the main control chip U4 connect by crystal oscillator X1 with its gpio33 pin, the master control
The gpio32 pin of chip U4 is connect by capacitor C5 and capacitor C6 with its gpio33 pin, the company of the capacitor C5 and capacitor C6
Contact ground connection, the gpio25 pin of the main control chip U4 are the gpio25 pin of processor module A1, the main control chip U4
Gpio26 pin be processor module A1 gpio26 pin, the gpio27 pin of the main control chip U4 is processor module
The gpio27 pin of A1, the gpio14 pin of the main control chip U4 are the gpio14 pin of processor module A1, the master control
The gpio12 pin of chip U4 is the gpio12 pin of processor module A1；
The gpio0 pin of the main control chip U4 is the gpio0 pin of processor module A1, the gpio1 of the main control chip U4
Pin is the gpio1 pin of processor module A1, and the gpio2 pin of the main control chip U4 is the gpio2 of processor module A1
Pin, the gpio3 pin of the main control chip U4 are the gpio3 pin of processor module A1, the gpio4 of the main control chip U4
Pin is the gpio4 pin of processor module A1, and the gpio5 pin of the main control chip U4 is the gpio5 of processor module A1
Pin, the gpio13 pin of the main control chip U4 are the gpio13 pin of processor module A1, the main control chip U4's
Gpio15 pin is the gpio15 pin of processor module A1, and the gpio16 pin of the main control chip U4 is processor module A1
Gpio16 pin, the gpio17 pin of the main control chip U4 is the gpio17 pin of processor module A1, the master control core
The gpio18 pin of piece U4 is the gpio18 pin of processor module A1, and the gpio19 pin of the main control chip U4 is processor
The gpio19 pin of modules A 1, the gpio21 pin of the main control chip U4 is the gpio21 pin of processor module A1, described
The gpio22 pin of main control chip U4 is the gpio22 pin of processor module A1, and the gpio23 pin of the main control chip U4 is
The gpio23 pin of processor module A1.
4. environment monitoring sensor according to claim 1, which is characterized in that the XIO modules A 2 includes control chip
U5, the control chip U5'sPin is the iic.int pin of XIO modules A 2, the IO0 pin of the control chip U5
For the XIO1 pin of XIO modules A 2, the IO1 pin of the control chip U5 is the XIO2 pin of XIO modules A 2, the control core
The IO2 pin of piece U5 is the XIO3 pin of XIO modules A 2, and the IO3 pin of the control chip U5 is that the XIO4 of XIO modules A 2 draws
The IO4 pin of foot, the control chip U5 is the XIO5 pin of XIO modules A 2, and the IO5 pin of the control chip U5 is XIO
The XIO6 pin of modules A 2, the IO6 pin of the control chip U5 are the XIO7 pin of XIO modules A 2, the control chip U5
IO7 pin be XIO modules A 2 XIO8 pin, it is described control chip U5 Vdd pin be XIO modules A 2 3v3.sw draw
The Vdd pin of foot, the control chip U5 passes through resistance R14 and itsPin connection, and control the Vdd pin point of chip U5
It is not connect with ground capacity C11 and ground capacity C12, the SDA pin of the control chip U5 is the iic.sda of XIO modules A 2
Pin, and the SDA pin for controlling chip U5 is connect by resistance R15 with its Vdd pin, the SCL pin of the control chip U5
SCL pin for the iic.scl pin of XIO modules A 2, and control chip U5 is connect by resistance R16 with its Vdd pin, described
A0 pin, A1 pin, A2 pin and the two vss pins of control chip U5 are grounded；A0 pin, the A1 of the control chip U5
The interconnection of pin, A2 pin and two vss pins, and tie point is the GND pin of XIO modules A 2.
5. environment monitoring sensor according to claim 1, which is characterized in that the power-feed connector U3 respectively with photovoltaic
Power supply circuit A3, protenchyma networking module U6, solar battery connector J2 are connected with sensor interface J3；
The vbat.sys pin of the photovoltaic power supply circuit A3 respectively with two VBAT pins, the solar-electricities of power-feed connector U3
The 1st pin of pond connector for substrate J2 is connected with the 2nd pin of solar battery connector for substrate J2；The photovoltaic power supply circuit A3's
V.solar pin is connect with one end of ground capacity C13 and resistance R18 respectively, the other end of the resistance R18 respectively with resistance
One end of R17 is connected with the io36 pin of power-feed connector U3, the other end ground connection of the resistance R17, the photovoltaic power supply electricity
The v.solar pin of road A3 is connect with the 3rd pin of solar battery connector for substrate J2 and the 4th pin respectively；The photovoltaic supplies
The groud pin of circuit A3 is grounded, and is connect respectively with the 9th pin of solar battery connector for substrate J2 and the 10th pin；
The enable pin of the photovoltaic power supply circuit A3 respectively with the io12 pin of power-feed connector U3, solar battery connector for substrate
The 5th pin of J2 is connected with the 6th pin of solar battery connector for substrate J2；The range pin of the photovoltaic power supply circuit A3 point
It is not connect with the 7th pin of solar battery connector for substrate J2 and the 8th pin；9 GND pins of the power-feed connector U3 are equal
Ground connection；
Two GND pins of the protenchyma networking module U6 are grounded, the RXD pin of the protenchyma networking module U6 and power supply
The io26 pin of connector U3 connects, the TXD pin of the protenchyma networking module U6 and the io25 pin of power-feed connector U3
Connection, the PWRKEY pin of the protenchyma networking module U6 are connect with the io17 pin of power-feed connector U3, the protenchyma
The 3v3 pin of networking module U6 is connect with the 3v3.sw pin of power-feed connector U3, the SLEEP of the protenchyma networking module U6
Pin is connect with the io27 pin of power-feed connector U3；
The 3v3 pin of the sensor interface J3 is connect by resistance R20 with its scl pin, and the 3v3 of sensor interface J3 draws
Foot is connect with the 3v3 pin of protenchyma networking module U6, and the sda pin of the sensor interface J3 passes through resistance R19 and narrowband
The 3v3 pin of Internet of Things module U6 connects, and the io18 pin of the sda pin of sensor interface J3 and power-feed connector U3 connect
It connects, the scl pin of the sensor interface J3 is connect with the io5 pin of power-feed connector U3, the int of the sensor interface J3
Pin is connect with the io35 pin of power-feed connector U3, two GND pins ground connection of the sensor interface J3.
6. environment monitoring sensor according to claim 5, which is characterized in that the photovoltaic power supply circuit A3 includes the sun
It can battery connector for substrate J4, DC converter U7, current limiter U8, dual comparator U9, power supply U10, voltage stabilizing chip U11, field-effect
Transistor Q5, battery charger M1 and battery BAT；
2 pins of the solar battery connector for substrate J4 are connect with its 3 pin, and the of the solar battery connector for substrate J4
4 pins are connect with its 5th pin, and the 6th pin of the solar battery connector for substrate J4 passes through the concatenated polarity electricity of positive and negative anodes
Hold C14, polar capacitor C15, polar capacitor C16, polar capacitor C17, polar capacitor C18 and polar capacitor C19 and its 1st pin
The anode of connection, the polar capacitor C19 is connect with the 1st pin of solar battery connector for substrate J4.
The 1st pin of the solar battery connector for substrate J4 is the v.solar pin of photovoltaic power supply circuit A3, the solar energy
The 1st pin of battery connector for substrate J4 is connect with the vin pin of DC converter U7, and two G of the DC converter U7 draw
Foot is connected with each other, and the 5vop pin of the DC converter U7 is connect with two G pin respectively by capacitor C23, described straight
The vin pin of current converter U7 is connect with the first non-moving end of slide rheostat R21, the EN pin of the DC converter U7 with
The output end of dual comparator U9 connects, the second non-moving end ground connection of the slide rheostat R21, the slide rheostat R21's
Sliding end is connect with the non-inverting input terminal of dual comparator U9；
The inverting input terminal of the dual comparator U9 is connect with the sliding end of slide rheostat R22, the slide rheostat R22's
First non-moving end is connect with the first non-moving end of slide rheostat R23, and the second non-moving end of the slide rheostat R22 passes through electricity
Resistance R24 is connect with the output end of dual comparator U9；The first non-moving end of the slide rheostat R23 is with field effect transistor Q5's
Drain electrode connection, the second non-moving end sky of the slide rheostat R23 connect, the sliding end ground connection of the slide rheostat R23, described
The source electrode of field effect transistor Q1 is grounded, and the grid of the field effect transistor Q1 is connect with the output end of dual comparator U6；
The R22 of the slide rheostat is connect with the tie point of resistance R24 with the VCC pin of power supply U10, the power supply U10's
VCC pin is connect with ground capacity C20, the GND pin ground connection of the power supply U10；
The vin pin of the current limiter U8 is connect with the 5vop pin of DC converter U7, the G pin difference of the current limiter U8
It being connect with two G pins of DC converter U7, the vout pin of the current limiter U8 is connect by capacitor C24 with its G pin,
The G pin of the current limiter U8 is grounded；
The vin pin of the battery charger M1 is connect with the vout pin of current limiter U8, two G of the battery charger M1
Pin is connected with each other, and is connect respectively with the G pin of current limiter U8, the tie point of two G pins of the battery charger M1
The ground pin of photovoltaic power supply circuit A3 is drawn, the 4v2op pin of the battery charger M1 is photovoltaic power supply circuit A3's
The Bat+ve pin of vbat.sys pin, the battery charger M1 is connect with one end of switch S1, and the switch S1's is another
It holds and is connect with the anode of battery BAT, the Bat-ve pin of the battery charger M1 is connect with the cathode of battery BAT；
The VIN pin of the voltage stabilizing chip U11 is connect with the Bat+ve pin of battery charger M1 and ground capacity C21 respectively,
The C+ pin of the voltage stabilizing chip U11 is connect by capacitor C22 with its C- pin, the VOUT pin of the voltage stabilizing chip U11 and
The VCC pin of power supply U10 connects, and the GND pin of the voltage stabilizing chip U11 is connect with the Bat-ve pin of battery charger M1,
The ON/OFF pin of the voltage stabilizing chip U11 is the enable pin of photovoltaic power supply circuit A3, and the ON/OFF of voltage stabilizing chip U11
Pin is connect by resistance R25 with its VIN pin；
The range pin sky of the photovoltaic power supply circuit A3 connects.
7. environment monitoring sensor according to claim 6, which is characterized in that the sensor module includes USB interface
J5, control chip U12, air pressure probe U13, light sensor U14 and temperature and humidity sensor U15；
The USB interface J5 includes VCC pin, D- pin, D+ pin, GND pin and shield pin；The USB interface J5
VCC pin and shield pin between be connected with capacitor C25；The VCC pin of the USB interface J5 is with sensor interface J3's
The connection of 3v3 pin, the D- pin of the USB interface J5 are connect with the sda pin of sensor interface J3, the D of the USB interface J5
+ pin is connect with the scl pin of sensor interface J3, and two of the GND pin of the USB interface J5 and sensor interface J3
GND pin connection, two shield pins of the USB interface J5 are connect with the int pin of sensor interface J3；
The control chip U12 draws including 2 Vss pins, A0 pin, A1 pin, A2 pin, SDA pin, SCL pin, Vdd
Foot,Pin, IO0 pin, IO3 pin, IO4 pin, IO5 pin, IO6 pin and IO7 pin；
2 Vss pins, the shield of A0 pin, A1 pin and A2 pin with USB interface J5 of the control chip U12 draws
Foot connection；The Vdd pin of the control chip U12 is connect by magnetic bead FB2 with the VCC pin of USB interface J5；The control core
The SDA pin of piece U12 is connect with the D- pin of USB interface J5, the SCL pin of the control chip U12 and the D+ of USB interface J5
Pin connection；The SCL pin of the control chip U12 is connect by resistance R26 with its Vdd pin, the control chip U12's
SDA pin is connect by resistance R27 with its Vdd pin；
The control chip U12'sPin is connect by resistance R31 with its Vdd pin, and controls chip U12'sDraw
Foot is connect with the GND pin of USB interface J5；The IO0 pin of the control chip U12 is connected to triode Q6 by resistance R33
Base stage, the emitter of the triode Q6 connect with the shield pin of USB interface J5；The IO3 of the control chip U12 draws
Foot is connect by resistance R30 with the shield pin of USB interface J5；The IO4 pin of the control chip U12 passes through resistance R34
It is connect with its Vdd pin；The IO5 pin of the control chip U12 is connect by resistance R35 with its Vdd pin；The control core
The IO6 pin of piece U12 is connect by resistance R29 with the shield pin of USB interface J5；The IO7 pin of the control chip U12
It is connect by resistance R28 with the shield pin of USB interface J5；
The air pressure probe U13 includes that VDD pin, CAP pin, GND pin, VDDIO pin, SCL pin, SDA draw
Foot and INT1 pin；The VDD pin of the air pressure probe U13 is connected by the anode of resistance R32 and light emitting diode D5
It connects, the cathode of the light emitting diode D5 is connect with the collector of triode Q6, and the VDD pin of air pressure probe U13
It is connect with the Vdd pin of control chip U12；The CAP pin of the air pressure probe U13 passes through capacitor C26 and USB interface
The shield pin of J5 connects；The GND pin of the air pressure probe U13 is connect with the shield pin of USB interface J5；
The VDDIO pin of the air pressure probe U13 is connect with its VDD pin；The SCL of the air pressure probe U13 draws
Foot is connect with the SCL pin of the D+ pin of USB interface J5 and control chip U12 respectively；The air pressure probe U13's
SDA pin connect and controls respectively the SDA pin connection of chip U12 with the D- pin of USB interface J5；The air pressure sensing
The INT1 pin of device U13 is connect with the IO4 pin of control chip U12；
The light sensor U14 includes VDD pin, SCL pin, GND pin, SDA pin and INT pin；The light passes
The VDD pin of sensor U14 is connect with the Vdd pin of control chip U12, and passes through capacitor C27 and capacitor C28 and USB in parallel
The shield pin of interface J5 connects；The SCL pin of the light sensor U14 respectively with the D+ pin of USB interface J5 and control
The SCL pin of coremaking piece U12 connects；The GND pin of the light sensor U14 is connect with the shield pin of USB interface J5；
The SDA pin of the light sensor U14 is connect with the SDA pin of the D- pin of USB interface J5 and control chip U12 respectively,
The INT pin of the light sensor U14 is connect with the IO5 pin of control chip U12；
The temperature and humidity sensor U15 include SDA pin, GND pin, SCL pin and VDD pin；The temperature with it is wet
The SDA pin for spending sensor U15 is connect with the SDA pin of the D- pin of USB interface J5 and control chip U12 respectively；The temperature
Degree is connect with the GND pin of humidity sensor U15 with the shield pin of USB interface J5；The temperature and humidity sensor U15
SCL pin respectively with the D+ pin of USB interface J5 and control chip U12 SCL pin connect；The temperature and humidity sensor
The VDD pin of device U15 is connect with the Vdd pin of control chip U12, and is connect by capacitor C29 and capacitor C30 and USB in parallel
The shield pin connection of mouth J5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910777289.0A CN110530423A (en) | 2019-08-22 | 2019-08-22 | A kind of environment monitoring sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910777289.0A CN110530423A (en) | 2019-08-22 | 2019-08-22 | A kind of environment monitoring sensor |
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| CN110530423A true CN110530423A (en) | 2019-12-03 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204854819U (en) * | 2015-08-22 | 2015-12-09 | 刘楚雄 | A intelligent monitoring system for farmland environment |
| CN109494833A (en) * | 2018-11-19 | 2019-03-19 | 珠海市微半导体有限公司 | A kind of electricity planing method, robot and chip based on robot work electricity consumption |
-
2019
- 2019-08-22 CN CN201910777289.0A patent/CN110530423A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204854819U (en) * | 2015-08-22 | 2015-12-09 | 刘楚雄 | A intelligent monitoring system for farmland environment |
| CN109494833A (en) * | 2018-11-19 | 2019-03-19 | 珠海市微半导体有限公司 | A kind of electricity planing method, robot and chip based on robot work electricity consumption |
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