CN113110170A - Multi-path voltage output type sensor control circuit - Google Patents

Multi-path voltage output type sensor control circuit Download PDF

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Publication number
CN113110170A
CN113110170A CN202110400683.XA CN202110400683A CN113110170A CN 113110170 A CN113110170 A CN 113110170A CN 202110400683 A CN202110400683 A CN 202110400683A CN 113110170 A CN113110170 A CN 113110170A
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module
voltage output
triode
socket
integrated chip
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高晓勇
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Xuchang No2 Middle School
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Xuchang No2 Middle School
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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0423—Input/output
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0656—Investigating concentration of particle suspensions using electric, e.g. electrostatic methods or magnetic methods
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00

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Abstract

The invention discloses a multi-path voltage output type sensor control circuit which comprises a processor module, a voltage output module, a display screen module, a touch control module, a shaking module, an illumination control module, a voice module, a battery temperature detection module and a power supply module, wherein the voltage output module, the display screen module, the touch control module, the shaking module, the illumination control module, the voice module, the battery temperature detection module and the power supply module are all electrically connected with the processor module; the invention has the advantages of good adaptability, safety, stability, multiple application scenes and good market application value.

Description

Multi-path voltage output type sensor control circuit
Technical Field
The invention relates to the field of circuit control, in particular to a multi-path voltage output type sensor control circuit.
Background
At present, various handheld detectors appear in the market, however, sensors are often fixed inside the handheld devices in the existing handheld detection devices, that is, a detection device fixes the type and the detection mode of detection, for example, a dust detector can only detect dust, a temperature detector can only detect temperature, and the like, when various types of data need to be detected simultaneously, a plurality of detectors need to be held and displayed on respective detectors, so that the handheld detectors have great limitation and low adaptability; the conventional detector needs the on-off of a physical key to lighten the screen, cannot turn off the screen when no person watches the screen during detection, and lightens the screen when the person takes up the screen to watch the screen; meanwhile, the detector is often in danger due to battery bulge or explosion caused by overhigh temperature due to the existence of the battery.
The prior art has defects and needs to be improved.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides a multi-path voltage output type sensor control circuit.
The technical scheme of the invention is as follows:
a multi-path voltage output type sensor control circuit comprises a processor module, a voltage output module, a display screen module, a touch control module, a shaking module, a lighting control module, a voice module, a battery temperature detection module and a power supply module, the voltage output module, the display screen module, the touch control module, the shaking module, the lighting control module, the voice module, the battery temperature detection module and the power supply module are all electrically connected with the processor module, the voltage output module, the display screen module, the touch control module, the shaking module, the lighting control module, the voice module and the battery temperature detection module are all electrically connected with the power supply module, the voltage output module is set to be a three-way output socket and is at least connected with one voltage output type sensor.
Preferably, the voltage output module is provided as a socket J2, at least one voltage output type sensor is plugged into the socket J2, part of pins of the socket J2 are connected with IO ports of the processor module, and part of pins of the socket J2 are grounded.
Preferably, the touch control module comprises an integrated chip U2 and three touch keys, the input side of the integrated chip U2 is connected with the three touch keys, and the output side of the integrated chip U2 is connected with the IO port of the processor module.
Preferably, the shaking module comprises a shaking sensor S1, a resistor R2 and a resistor R4, a power supply end of the shaking sensor S1 is connected with a 3.3V power supply, a low-potential end of the shaking sensor is grounded through resistors R2 and R4 which are connected in series, and the middle ends of the resistor R2 and the resistor R4 are connected with an IO port of the processor module.
Preferably, the lighting control module includes a light emitting diode LED1, a transistor Q1 and a transistor Q2, the transistor Q1 is an NPN transistor, the transistor Q2 is a PNP transistor, a base of the transistor Q2 is connected to an IO port of the processor module, an emitter of the transistor Q2 is connected to a BAT power port, a collector of the transistor Q2 is connected to the voice module, an anode of the light emitting diode LED1 is connected to the BAT power port, a cathode of the light emitting diode LED1 is grounded through the transistor Q1, a control end of the transistor Q1 is connected to the IO port of the processor module, and the processor module controls the lighting of the light emitting diode LED 1.
Preferably, the voice module includes integrated chip U3, power amplifier LS1, triode Q3, triode Q7 and triode Q8, triode Q3 is the PNP type, triode Q7 and Q8 are the NPN type, integrated chip U3 passes through triode Q3 connects the IO port of processor module, integrated chip U3 connects the lighting control module, integrated chip U3 connects through triode Q7 and Q8 the IO port of processor module, just integrated chip U3 connects power amplifier LS 1.
Preferably, the battery temperature detection module comprises a resistor R1, a resistor R3 and a thermistor PTC1, the resistor R1 and the resistor R3 are connected in series and then are grounded through the thermistor PTC1, the high-potential end of the resistor R1 is connected with a 3.3V power supply, the middle ends of the resistor R1 and the resistor R3 are connected with the IO port of the processor module, and the thermistor PTC1 is attached to the battery and used for detecting the temperature of the battery.
Preferably, the display screen module comprises a display socket J1 and an LCD module fixed on a display screen socket J1, the LCD module is plugged into the display socket J1, the display socket J1 is a 20pin socket, and the display screen module is connected to the IO port of the processor module.
Preferably, the power module comprises a USB socket J5, an integrated chip U7, an integrated chip U5 and a battery socket J4, the USB socket J5 is connected to the IO port of the processor module through an integrated chip U7, and the USB socket J5 is connected to the integrated chip U5, and the integrated chip U7 is connected to the battery socket J4.
Preferably, the processor module comprises a single chip microcomputer U4, and the model of the single chip microcomputer U4 is set to STM8L151K 4.
The invention achieves the following beneficial effects:
1. the invention can be connected with at most three voltage output type sensors at the same time by arranging the three output sockets, can detect microwave, dust, gas leakage and the like at the same time, can carry out corresponding matching according to the needs of users, realizes the detection of the environment, has strong adaptability, and realizes the detection diversity by only replacing the corresponding detection sensors.
2. The module is rocked through the setting, so that when the detector is held up in use, the display screen is displayed in a bright screen mode, the display screen is stopped for detection within a certain time after the detector is placed in balance, and the cruising ability of the detector is improved.
3. The device comprises a battery temperature detection module, a lighting control module, a touch control module and a voice module, wherein the battery temperature detection module is arranged on the battery compartment, and is used for detecting the temperature of the battery compartment and giving an alarm.
Drawings
FIG. 1 is a circuit diagram of a voltage output module of the present invention;
FIG. 2 is a circuit diagram of a touch control module according to the present invention;
FIG. 3 is a circuit diagram of a wobble module according to the present invention;
FIG. 4 is a circuit diagram of a lighting control module of the present invention;
FIG. 5 is a circuit diagram of a voice module according to the present invention;
FIG. 6 is a circuit diagram of a battery temperature detection module according to the present invention;
FIG. 7 is a circuit diagram of a display panel module according to the present invention;
FIG. 8 is a circuit diagram of a power module according to the present invention;
FIG. 9 is a circuit diagram of a 485 communication module of the present invention;
FIG. 10 is a circuit diagram of a serial GPS module of the present invention;
FIG. 11 is a circuit diagram of a high-precision clock module according to the present invention;
FIG. 12 is a circuit diagram of a burning interface module according to the present invention;
FIG. 13 is a circuit diagram of a processor module of the present invention;
fig. 14 is a circuit diagram of a three-way transistor control circuit according to the present invention.
Detailed Description
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
The present invention will be described in detail with reference to the accompanying drawings.
As shown in FIG. 1, the present invention provides a multi-path voltage output type sensor control circuit, which comprises a processor module, a voltage output module, a display screen module, a touch control module, a shaking module, a lighting control module, a voice module, a battery temperature detection module and a power supply module, wherein the voltage output module, the display screen module, the touch control module, the shaking module, the lighting control module, the voice module, the battery temperature detection module and the power supply module are all electrically connected with the processor module, the voltage output module, the display screen module, the touch control module, the shaking module, the lighting control module, the voice module and the battery temperature detection module are all electrically connected with the power supply module, the voltage output module is set as a three-path output socket, the voltage output module is connected with at least one voltage output type sensor.
As shown in FIG. 1, preferably, the voltage output module is provided as a socket J2, at least one voltage output type sensor is plugged into the socket J2, part of pins of the socket J2 are connected with IO ports of the processor module, and part of pins of the socket J2 are grounded.
Further, the socket J2 is configured as a 12pin socket, pins 1, 4, and 7 of the socket J2 are connected to the IO port of the processor module, pins 2, 5, and 8 of the socket J2 are all connected to the WBT _3V3 power port, pins 3, 6, and 9 of the socket J2 are all grounded, and pins 10 to 12 of the socket J2 are left empty for use as a backup.
Furthermore, pins 1, 4 and 7 of the socket J2 are connected with the IO port of the processor module through resistors R23, R22 and R21 respectively, and the three IO ports of the processor module connected with the socket J2 are grounded through capacitors C7, C6 and C5 respectively.
Still further, the processor module includes singlechip U4, the model of singlechip U4 sets up to STM8L151K4, 1, 4, 7 pin of socket J2 connect 4, 5, 6 pin of singlechip U4 through resistance R23, R22 and R21 respectively, 4, 5, 6 pin of singlechip U4 are through electric capacity C7, C6, C5 ground connection respectively. Therefore, the resistors R21-R23 are used for protecting the single chip microcomputer U4, voltage difference is carried out on the resistors, the high-level grounding damage of the single chip microcomputer U4 is prevented, and the capacitors C5-C7 are used for guaranteeing the stability of signals and weakening peaks appearing in the signals.
Furthermore, the port WBT _3V3 is connected to a 3.3V power supply through a transistor Q5, the emitter of the transistor Q5 is connected to a 3.3V power supply, the collector of the transistor Q5 is a port WBT _3V3, the base of the transistor Q5 is connected to the port 22 of the single-chip microcomputer U4 through a resistor R26, and pins 2, 5 and 8 of the socket J2 are all connected to a power supply port WBT _3V 3.
As shown in fig. 2, preferably, the touch control module includes an integrated chip U2 and three touch keys, an input side of the integrated chip U2 is connected to the three touch keys, and an output side of the integrated chip U2 is connected to the IO port of the processor module.
It should be particularly noted that the invention adopts a very sensitive multi-channel touch integrated chip U2 to realize the startup and shutdown, and simultaneously sets the sensor parameters and alarm information by one key through setting keys and integrates a flashlight switch.
Furthermore, the three touch keys are grounded through capacitors C1-C3, and the three ports on the output side of the integrated chip U2 are respectively connected with IO ports of the processor module through over-resistors R10, R11 and R13.
Furthermore, the model of the integrated chip U2 is set as SJT5104, pins 1 to 3 of the integrated chip U2 are respectively connected with a touch key, a switch touch key and a flashlight touch key, pins 1 to 3 of the integrated chip U2 are respectively connected to the ground through capacitors C1 to C3, pins 4, 7, 8, 9, 11, 12 and 13 of the integrated chip U2 are vacant, pins 5 and 6 of the integrated chip U2 are connected in common to a 3.3V power supply, pin 10 of the integrated chip U2 is connected to the ground, and pins 14 to 16 of the integrated chip U2 are respectively connected to the IO port of the processor module through resistors R13, R11 and R10;
still further, the processor module includes singlechip U4, the model of singlechip U4 sets up to STM8L151K4, the 14-16 pin of integrated chip U2 is respectively through resistance R13, R11, R10 connection the 20 of singlechip U4, 13, 11 pin.
As shown in FIG. 3, preferably, the shaking module comprises a shaking sensor S1, a resistor R2 and a resistor R4, a power supply terminal of the shaking sensor S1 is connected with a 3.3V power supply, a low-potential terminal of the shaking sensor is grounded through resistors R2 and R4 which are connected in series, and middle terminals of the resistor R2 and the resistor R4 are connected with an IO port of the processor module.
It should be noted that, in the setting standby sleep state, the display screen module does not display, and when the user takes up the setting, the shaking sensor S1 is activated to automatically wake up the setting to display the measurement data.
Further, the processor module comprises a single chip microcomputer U4, the model of the single chip microcomputer U4 is set to STM8L151K4, and the middle ends of the resistor R2 and the resistor R4 are connected with a 19-port of the single chip microcomputer U4. The series resistor R2 and the resistor R4 have the function of voltage division, so that the voltage value received by the processor module is within the receivable range of the processor module. For example, the resistances of the resistors R2 and R4 are set to 300K ohm and 15K ohm, respectively, so that the voltage value is reduced by 21 times.
As shown in fig. 4, preferably, the lighting control module includes a light emitting diode LED1, a transistor Q1 and a transistor Q2, the transistor Q1 is an NPN transistor, the transistor Q2 is a PNP transistor, a base of the transistor Q2 is connected to an IO port of the processor module, an emitter of the transistor Q2 is connected to a BAT power port, a collector of the transistor Q2 is connected to the voice module, an anode of the light emitting diode LED1 is connected to the BAT power port, a cathode of the light emitting diode LED1 is grounded through the transistor Q1, a control end of the transistor Q1 is connected to the IO port of the processor module, and the processor module controls the lighting of the light emitting diode LED 1.
It should be noted that the LED1 is used for lighting, and the light is turned on and off by touching the key, and the control is implemented by the transistor Q1 and the transistor Q2.
Further, the lighting control module comprises a diode LED1, a triode Q1, a triode Q2, resistors R7-R9, R12, R14 and R15, the triode Q1 is an NPN triode, the triode Q2 is a PNP triode, the base of the triode Q2 is connected with the IO port of the processor module through a resistor R15, the base of the triode Q2 is connected with the collector of the triode Q2 through a resistor R12, the emitter of the triode Q2 is connected with the BAT power port, the collector of the triode Q2 is connected with the voice module, the anode of the LED1 is connected with the BAT power port through resistors R7 and R8 which are connected in series, the cathode of the LED1 is connected with the collector of the triode Q1 through a resistor R9, the base of the triode Q1 is connected with the IO port of the processor module through a resistor R14, and the emitter of the triode Q1 is grounded, the processor module controls the illumination of the light emitting diode LED 1.
For example, the processor module comprises a single chip microcomputer U4, the model of the single chip microcomputer U4 is STM8L151K4, the base of the triode Q2 is connected with the 25 pin of the single chip microcomputer U4 through a resistor R15, and the base of the triode Q1 is connected with the 21 pin of the single chip microcomputer U4 through a resistor R14.
As shown in fig. 5, preferably, the voice module includes an integrated chip U3, a power amplifier LS1, a transistor Q3, a transistor Q7, and a transistor Q8, the transistor Q3 is a PNP type, the transistors Q7 and Q8 are NPN types, the integrated chip U3 is connected to the IO port of the processor module through the transistor Q3, the integrated chip U3 is connected to the lighting control module, the integrated chip U3 is connected to the IO port of the processor module through the transistors Q7 and Q8, and the integrated chip U3 is connected to the power amplifier LS 1.
It should be noted that the voice control module realizes the voice prompt of power on/off, battery high temperature alarm, gas or microwave sensor parameter exceeding, etc., and can represent different functions of the device through different voice outputs, and the voice control module realizes different voice outputs through burning through software.
Further, the voice module comprises an integrated chip U3, a power amplifier LS1, a transistor Q3, a transistor Q7, a transistor Q8, a resistor R16, an R17, an R20, an R29, a capacitor C4 and a capacitor C8, the model of the integrated chip U3 is set to NY3P, the transistor Q3 is PNP type, the transistors Q7 and Q8 are NPN type, the 1 pin of the integrated chip U3 is grounded through the capacitor C4, the 2 and 3 pins of the integrated chip U3 are connected with the power amplifier LS1, the 2pin of the integrated chip U3 is connected with the emitter of the transistor Q7, the collector of the transistor Q7, the collector of the transistor Q7 is connected with a power supply port, the base of the transistor Q7 is connected with the IO port of the processor module through the resistor R20, the 3 pin of the integrated chip U3 is connected with the emitter of the transistor Q8, the collector of the Q8 is grounded, the base of the transistor Q8 is connected with the IO port of the processor module through the resistor R29, the 4 pins of the integrated chip U3 are connected with the collector of the triode Q3, the base of the triode Q3 is connected with the IO port of the processor module through a resistor R17, the emitter of the triode Q3 is connected with the BAT power port, the emitter and the base of the triode Q3 are connected through a resistor R16, the 4 pins of the integrated chip U3 are grounded through a capacitor C8, the 5 pins of the integrated chip U3 are grounded, the 6 pins are vacant, the 7 pins are connected with the illumination control module, and the 8 pins are vacant.
For example, the processor module comprises a single chip microcomputer U4, the model of the single chip microcomputer U4 is STM8L151K4, the base of the triode Q7 is connected with the 24 pin of the single chip microcomputer U4 through a resistor R20, the base of the triode Q8 is connected with the 24 pin of the single chip microcomputer U4 through a resistor R29, and the base of the triode Q3 is connected with the 16 pin of the single chip microcomputer U4 through a resistor R17.
As shown in fig. 6, preferably, the battery temperature detecting module includes a resistor R1, a resistor R3, and a thermistor PTC1, the resistor R1 is connected in series with the resistor R3 and then is grounded through the thermistor PTC1, the high potential end of the resistor R1 is connected to a 3.3V power supply, the intermediate ends of the resistor R1 and the resistor R3 are connected to the IO port of the processor module, and the thermistor PTC1 is attached to the battery and used for detecting the temperature of the battery.
Specifically, the thermistor PTC1 is attached to the battery or is secured within the battery compartment, and the processor module receives the temperature sensed by the thermistor PTC 1.
For example, the processor module comprises a single chip microcomputer U4, the model of the single chip microcomputer U4 is STM8L151K4, and the middle ends of the resistor R1 and the resistor R3 are connected with a 9 pin of the single chip microcomputer U4.
As shown in fig. 7, preferably, the display screen module includes a display socket J1 and an LCD module fixed on a display screen socket J1, the LCD module is plugged into the display socket J1, the display socket J1 is a 20pin socket, and the display screen module is connected to the IO port of the processor module.
It should be noted that all the detected data can be displayed on the display screen module, the display screen module is set as a serial communication LCD, and is driven by a plurality of IO ports of the processor module to visually display the battery power, the sensor measurement data and the like on the LCD module.
For example, the display screen module is arranged as JLX12864G378, pins 1 to 4 of the display screen socket J1 are vacant, pin 5 of the display screen socket J1 is connected with a 3.3V power supply, pin 6 of the display screen socket J1 is grounded, pin 13 to 20 of the display screen socket J1 is vacant, pin 7 of the display screen socket J1 is connected with a 3.3V power supply, and pin 8 to 12 of the display screen socket J1 are connected with the IO port of the processor module.
For example, the processor module comprises a single chip microcomputer U4, the model of the single chip microcomputer U4 is STM8L151K4, 8 pins of a display screen socket J1 are connected with 2 pins of the single chip microcomputer U4, 9 pins of the display screen socket J1 are connected with 3 pins of the single chip microcomputer U4, 10 pins of the display screen socket J1 are connected with 29 pins of the single chip microcomputer U4, 11 pins of the display screen socket J1 are connected with 27 pins of the single chip microcomputer U4, and 12 pins of the display screen socket J1 are connected with 31 pins of the single chip microcomputer U4.
Further, the 5 pins of display screen socket J1 pass through triode Q4 and connect the 3.3V power, triode Q4 sets up to the PNP type, 5 pins of display screen socket J1 pass through resistance R27 and connect triode Q4's collecting electrode, 3.3V power is connected to triode Q4's projecting pole, triode Q4's base passes through resistance R25 and connects the IO port of processor module, processor module control the backlight of display screen supplies power.
As shown in fig. 14, further, the 7 th pin of the display screen socket J1 is connected to a 3.3V power supply through a transistor Q6, the transistor Q6 is set to a PNP type, the 7 th pin of the display screen socket J1 is connected to a collector of the transistor Q6, an emitter of the transistor Q6 is connected to the 3.3V power supply, a base of the transistor Q6 is connected to an IO port of the processor module through a resistor R24, and the processor module controls the power supply of the display screen.
As shown in fig. 8, preferably, the power supply module includes a USB socket J5, an integrated chip U7, an integrated chip U5 and a battery socket J4, the USB socket J5 is connected to the IO port of the processor module through an integrated chip U7, the USB socket J5 is connected to the integrated chip U5, and the integrated chip U7 is connected to the battery socket J4.
It should be particularly noted that, the power module adopts a 3.7V lithium battery to supply power to the BAT power supply port of the whole system, and is connected with a mobile power supply or a computer for charging through a USB socket J5, and adopts a lithium battery charging management chip TP4056, and the single chip microcomputer U4 can detect the battery power in real time, display the power percentage through the LCD module, and supply power to the load through the integrated chip U5.
Further, the USB socket J5 is a Micro USB socket, the integrated chip U7 is TP4056, the integrated chip U5 is LP2985, the 5 th pin of the USB socket J5 is grounded, the 4 th pin of the USB socket J5 is idle, the 2 th pin of the USB socket J5 is connected to the 3 rd pin of the USB socket J5 through a resistor R38, the 1 st pin of the USB socket J5 is an NT1 port, the NT1 port is grounded through series-connected resistors R33 and R26, the 1 st pin of the integrated chip U7 is connected to the middle ends of the resistors R33 and R36, the 2 th pin of the integrated chip U7 is grounded through a resistor R37, the 3 th pin of the integrated chip U7 is grounded, the 4 th and 8 th pins of the integrated chip U7 are connected to an NT1 port, the 5 th pin of the integrated chip U7 is a BAT power supply port, the 6 th pin of the integrated chip U7 is idle, and the integrated chip U367 is connected to an NT 363V 34, and the 7 pins of the integrated chip U7 are connected with the IO port of the processor module through a resistor R35, the BAT power port is connected with the 1 pin and the 3 pins of the integrated chip U5 and is connected with the 2 pins of the integrated chip U5 through a capacitor C12, the BAT power port is grounded through a capacitor C10, the 4 pins of the integrated chip U5 are grounded, and the 5 pin of the integrated chip U5 is output to a 3.3V power supply and is grounded through a capacitor C11.
For example, the processor module comprises a single chip microcomputer U4, the model of the single chip microcomputer U4 is set to STM8L151K4, and 7 pins of the integrated chip U7 are connected with 14 pins of the single chip microcomputer U4 through resistors R35.
As shown in fig. 9 and 10, further, still include 485 communication module and serial ports GPS module, 485 communication module includes integrated chip U1, integrated chip U1's model sets up to MAX485, serial ports GPS module includes GPS socket P1, GPS pegs graft on the GPS socket P1, 485 communication module passes through NT1 port power supply, just 485 communication module connects processor module's IO port, just 485 communication module connects GPS socket P1.
It should be particularly noted that the communication control adopts a 485 communication module or a serial port GPS module, data copying and real-time monitoring and control of upper computer software can be performed through computer connection equipment, and most importantly, parameters and various indexes of the instrument are calibrated through the serial port GPS module, which is very convenient without a network, such as time parameters, sensor parameters, battery power and temperature information, and the like.
Furthermore, the processor module comprises a singlechip U4, the model of the singlechip U4 is STM8L151K4, a 1 pin of the integrated chip U1 is connected with a 3 pin of the GPS socket P1, a 2pin and a 3 pin of the integrated chip U1 are connected with a 10 pin of the singlechip U4, a 2pin and a 3 pin of the integrated chip U1 are connected with an NT1 port through a resistor R6, a 4 pin of the integrated chip U1 is connected with a 4 port of the GPS socket P1, a 4 pin of the integrated chip U1 is connected with the NT1 through a resistor R5, a 5 pin of the integrated chip U1 is grounded, 6 and 7 pins of the integrated chip U1 are vacant, an 8 pin of the integrated chip U1 is connected with the NT1 port, a 1 pin of the GPS socket P1 is vacant, a 2pin is connected with a V _ GPS power supply, a V _ GPS power supply is connected with a V _3V 39 and a 5 pin of the integrated chip U1 is grounded through a resistor R5, the 6 pins are empty.
As shown in fig. 11, further, a high precision clock module is also included, the high precision clock module includes an integrated chip U6 and a resistor pack RP1, the integrated chip U6 is connected to the time port of the processor module, and the integrated chip U6 is connected to a 3.3V power supply through the resistor pack.
Furthermore, the model of the integrated chip U6 is set to be SD2405AL, the processor module comprises a single chip microcomputer U4, the model of the single chip microcomputer U4 is set to be STM8L151K4, pins 1, 2 and 5-7 of the integrated chip U6 are vacant, pins 8 are grounded, pins 9 are connected with pins 27 of the single chip microcomputer U4, pins 10 of the integrated chip U6 are connected with pins 26 of the single chip microcomputer U4, pins 11 of the integrated chip U6 are connected with pins 23 of the single chip microcomputer U4, pins 12 of the integrated chip U6 are connected with a BAT power supply port, and pins 9, 10 and 11 of the integrated chip U6 are respectively connected with one side of the exclusion, and the other side of the exclusion is connected with a 3.3V power supply.
It should be noted that the IIC is used for real-time communication, the chip is internally provided with a lithium battery, and the internal battery can be used for 5 to 8 years under the condition of power failure of the system battery, so that time information and some parameters cannot be lost, and the time can be updated in real time.
As shown in fig. 12 and 13, the invention further includes a burning interface module, the burning interface module includes a burning interface J3, a 1 pin of the burning interface J3 is connected to a 32 pin of the single chip microcomputer U4, the 32 pin of the single chip microcomputer U4 is connected to a 3.3V power supply through a resistor R18, a 2pin of the burning interface J3 is connected to a 1 pin of the single chip microcomputer U4 and is connected to a 3.3V power supply through a resistor R19, a 3 pin of the burning interface J3 is connected to a 3.3V power supply, and a 4 pin of the burning interface J3 is grounded.
Those not described in detail in this specification are within the skill of the art.
The technical features mentioned above are combined with each other to form various embodiments which are not listed above, and all of them are regarded as the scope of the present invention described in the specification; also, modifications and variations may be suggested to those skilled in the art in light of the above teachings, and it is intended to cover all such modifications and variations as fall within the true spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A multichannel voltage output type sensor control circuit which characterized in that: the intelligent power supply comprises a processor module, a voltage output module, a display screen module, a touch control module, a shaking module, an illumination control module, a voice module, a battery temperature detection module and a power module, wherein the voltage output module is connected with the display screen module, the touch control module is connected with the shaking module, the illumination control module is connected with the voice module, the battery temperature detection module and the power module are electrically connected with the processor module, the voltage output module is connected with the display screen module, the touch control module is connected with the shaking module, the illumination control module is connected with the voice module and the battery temperature detection module are electrically connected with the power module, the voltage output module is arranged as a three-way output socket, and the voltage output module is connected with at least one voltage output type sensor.
2. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the voltage output module is arranged as a socket J2, at least one voltage output type sensor is plugged into the socket J2, part of pins of the socket J2 are connected with IO ports of the processor module, and part of pins of the socket J2 are grounded.
3. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the touch control module comprises an integrated chip U2 and three touch keys, the input side of the integrated chip U2 is connected with the three touch keys, and the output side of the integrated chip U2 is connected with the IO port of the processor module.
4. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the shaking module comprises a shaking sensor S1, a resistor R2 and a resistor R4, wherein the power supply end of the shaking sensor S1 is connected with a 3.3V power supply, the low-potential end of the shaking sensor is grounded through resistors R2 and R4 which are connected in series, and the middle ends of the resistor R2 and the resistor R4 are connected with the IO port of the processor module.
5. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the illumination control module comprises a light emitting diode LED1, a triode Q1 and a triode Q2, the triode Q1 is an NPN triode, the triode Q2 is a PNP triode, the base of the triode Q2 is connected with the IO port of the processor module, the BAT power port is connected with the emitting electrode of the triode Q2, the collecting electrode of the triode Q2 is connected with the voice module, the BAT power port is connected with the positive electrode of the light emitting diode LED1, the negative electrode of the light emitting diode LED1 is grounded through the triode Q1, the IO port of the processor module is connected with the IO control end of the triode Q1, and the processor module controls the light-up of the light emitting diode LED 1.
6. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the voice module comprises an integrated chip U3, a power amplifier LS1, a triode Q3, a triode Q7 and a triode Q8, the triode Q3 is a PNP type, the triode Q7 and the Q8 are NPN types, the integrated chip U3 is connected with the IO port of the processor module through the triode Q3, the integrated chip U3 is connected with the lighting control module, the integrated chip U3 is connected with the IO port of the processor module through the triode Q7 and the Q8, and the integrated chip U3 is connected with the power amplifier LS 1.
7. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the battery temperature detection module comprises a resistor R1, a resistor R3 and a thermistor PTC1, the resistor R1 and the resistor R3 are connected in series and then are grounded through the thermistor PTC1, the high-potential end of the resistor R1 is connected with a 3.3V power supply, the middle ends of the resistor R1 and the resistor R3 are connected with an IO port of the processor module, and the thermistor PTC1 is attached to the battery and used for detecting the temperature of the battery.
8. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the display screen module comprises a display socket J1 and an LCD module fixed on the display screen socket J1, the LCD module is connected to the display socket J1 in an inserting mode, the display socket J1 is set to be a 20pin socket, and the display screen module is connected with the IO port of the processor module.
9. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the power module comprises a USB socket J5, an integrated chip U7, an integrated chip U5 and a battery socket J4, the USB socket J5 is connected with the IO port of the processor module through an integrated chip U7, the USB socket J5 is connected with the integrated chip U5, and the integrated chip U7 is connected with the battery socket J4.
10. A multi-channel voltage output type sensor control circuit as claimed in claim 1, wherein: the processor module comprises a single chip microcomputer U4, and the model of the single chip microcomputer U4 is set to STM8L151K 4.
CN202110400683.XA 2021-04-14 2021-04-14 Multi-path voltage output type sensor control circuit Pending CN113110170A (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102299827A (en) * 2011-06-20 2011-12-28 重庆工商大学 Environmental protection device intelligent monitoring diagnosis system
CN102507873A (en) * 2011-11-06 2012-06-20 马宏宾 Multifunctional portable air quality monitor
CN103324273A (en) * 2012-03-19 2013-09-25 联想(北京)有限公司 Electronic equipment and control method thereof
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