CN108346261A - An a kind of key warning device based on NB-IoT technologies - Google Patents
An a kind of key warning device based on NB-IoT technologies Download PDFInfo
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- CN108346261A CN108346261A CN201810231136.1A CN201810231136A CN108346261A CN 108346261 A CN108346261 A CN 108346261A CN 201810231136 A CN201810231136 A CN 201810231136A CN 108346261 A CN108346261 A CN 108346261A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/016—Personal emergency signalling and security systems
Abstract
The present invention relates to an a kind of key warning devices based on NB IoT technologies, including, communication module, charging power modules, voice module and clock module, communication module, charging power modules, voice module, clock module is electrically connected with CPU module respectively, long-term working stability of the present invention is high, fast response time, strong antijamming capability, failure rate is low, super low-power consumption, service life is long, alarm response speed is fast, stable output signal is high, reliability is high, enable the elderly to be in feel at ease to recuperate, once critical problem occurs, it can obtain measure of timely seeing a doctor rapidly.
Description
Technical field
A present invention relates to a kind of key warning device based on NB-IoT technologies, belongs to internet of things field.
Background technology
60 years old or more the elderly 2.21 hundred million in the whole nation in 2015 accounts for 16%；It is expected that the year two thousand twenty 2.43 hundred million accounts for 18%, aging and family
Front yard miniaturization, empty nesting accompany, and social pension demand for services will sharply increase；
Due to the comprehensive function of the factors such as aging of population, environmental pollution, poverty of movement, imbalance diet, job and life stress,
Chronic disease has become the chief threat of human health, and 70% or more the elderly suffers from two or more chronic disease simultaneously, because of disease
Number of days is general population average value more than twice, is significantly higher than the crowd at other ages, and elderly population consumes nearly 80% medical resource,
Cause a series of economic society problems such as health resource shortage, workforce population loss, health care expenditures growth, this
Sample, need to be suitble in a hurry the elderly family endowment, health care, medical treatment domestic environment, so that the elderly is in and feel at ease to recuperate, one
Critical problem occurs for denier, can obtain measure of timely seeing a doctor rapidly.
Invention content
The technical problem to be solved by the present invention is to against the above deficiency, provide a kind of key alarm based on NB-IoT technologies
Device, long-term working stability is high, and fast response time, strong antijamming capability, failure rate is low, and super low-power consumption, service life are long, report
Alert reaction speed is fast, and stable output signal is high, and reliability is high, so that the elderly is in and feels at ease to recuperate, once occur critical
Problem can obtain measure of timely seeing a doctor rapidly.
To solve the above problems, the present invention uses following technical scheme：A kind of key alarm dress based on NB-IoT technologies
It sets, including communication module, charging power modules, voice module and clock module, communication module, charging power modules, voice mould
Block, clock module are electrically connected with CPU module respectively；
CPU module includes integrated circuit U4, and 2 feet of the model STM8L151K4T6 of integrated circuit U4, integrated circuit U4 are through crystalline substance
The Y1 that shakes connects 3 feet of integrated circuit U4, the 2 foot meridian capacitor C32 ground connection of integrated circuit U4, and the 3 foot meridian capacitor C33 of integrated circuit U4 connect
Ground.
4 feet, 16 feet of the integrated circuit U4 connect 4 feet of integrated circuit U6, the model of integrated circuit U6 respectively
9 feet of JQ8400-FL, integrated circuit U4 connect 16 feet of integrated circuit U6, and 2 feet of integrated circuit U6 connect 6 feet of integrated circuit U7,
3 feet of the model W25Q32 of integrated circuit U7, integrated circuit U6 connect 1 foot of integrated circuit U7, and 7 feet of integrated circuit U6 are through electricity
Hold C16 ground connection, 12 foot meridian capacitor C18 of 8 feet of integrated circuit U6,13 feet ground connection, integrated circuit U6 are grounded, integrated circuit U6's
11 foot meridian capacitor C17 ground connection.
Capacitance C19 that 9 feet of the integrated circuit U6 are concatenated, resistance 14 meet 4 feet of integrated circuit U8, integrated circuit U8
Model 8002A, the 1 foot ground connection of integrated circuit U8, the 2 foot meridian capacitor C20 ground connection of integrated circuit U8, the 3 of integrated circuit U8
Foot connects 2 feet of integrated circuit U8, and 4 feet of integrated circuit U8 connect 5 feet of integrated circuit U8,6 feet of integrated circuit U8 through resistance R15
Through capacitance C9 in parallel and capacitance C21 ground connection, the 7 feet ground connection of integrated circuit U8,8 feet and 5 feet of integrated circuit U8 directly connect and raise
Sound device；
2 feet of integrated circuit U7 connect 5 feet of integrated circuit U7 through resistance R26, and 3 feet of integrated circuit U7 connect+3V3, integrated circuit
4 feet of U7 are grounded, and 7 feet of integrated circuit U7 connect 8 feet of integrated circuit U7, the 8 foot meridian capacitor C8 ground connection of integrated circuit U7.
14 feet of the integrated circuit U4 connect the base stage of triode Q6 through resistance R30, and the emitter of triode Q6 is grounded, and three
One end of the collector connecting resistance R36 of pole pipe Q6, the grid of another termination field-effect tube Q8 of resistance R36, field-effect tube Q8's
Model AO3415A, the other end of resistance R36 connect the source electrode of field-effect tube Q8 through resistance R33, and the drain electrode of field-effect tube Q8 connects collection
At 12 feet of circuit U 6.
26 feet of the integrated circuit U4 connect 1 foot of integrated circuit U5, and 1 foot of integrated circuit U5 meets+3V3 through resistance R10,
One end of the 2 foot connecting resistance R9 of integrated circuit U5, the other end of resistance R9 meet 8 feet of integrated circuit U5, resistance R9 through resistance R11
The other end connect 7 feet of integrated circuit U5 through resistance R12,5 feet of integrated circuit U5,6 feet ground connection, 3 feet of integrated circuit U5 connect+
3 feet of 3V3, integrated circuit U5 connect the 1 of integrated circuit U4 through capacitance C3 in parallel and capacitance C7 ground connection, 7 feet of integrated circuit U5
8 feet of foot, integrated circuit U5 connect 25 feet of integrated circuit U4.
4 feet of the integrated circuit U3 connect 8 feet of integrated circuit U3, and the model AP5056 of integrated circuit U3 integrates electricity
4 feet of road U3 meet voltage+5V, and one end of the 4 foot connecting resistance R1 of integrated circuit U3, the other end of resistance R1 is through light emitting diode U1
Connecing 7 feet of integrated circuit U3, the other end of resistance R1 connects 6 feet of integrated circuit U3 through light emitting diode U2, and the 4 of integrated circuit U3
Foot is through capacitance C1 in parallel and capacitance C5 ground connection, and 1 foot of integrated circuit U3,3 feet ground connection, 2 feet of integrated circuit U3 are through resistance R5
5 feet of ground connection, integrated circuit U3 connect 1 needle of connector J1, the 2 needles ground connection of connector J1, and 5 feet of integrated circuit U3 connect electricity respectively
The source electrode of one end and field-effect tube Q2 of R7, the anode of another terminating diode D1 of resistance R7 are hindered, the cathode of diode D1 connects
The collector of triode Q1, the emitter ground connection of triode Q1, the base stage of triode Q1 connect the 17 of integrated circuit U4 through resistance R6
The cathode of foot, the anode of another terminating diode D2 of resistance R7, diode D2 is grounded through capacitance C15, the cathode of diode D2
+ 3V3 is met through resistance R8, the cathode of diode D2 connects 1 needle of connector J2, the 2 needles ground connection of connector J2, the other end of resistance R7
The grid of field-effect tube Q2 is connect, the drain electrode of field-effect tube Q2 is through capacitance C2 in parallel and capacitance C6 ground connection, the type of field-effect tube Q2
Number be AO3415A.
27 feet of the integrated circuit U4 connect 30 feet of integrated circuit U9A, the model of integrated circuit U9A through resistance R3
28 feet of BC95, integrated circuit U4 connect 29 feet of integrated circuit U9A through resistance R4, and 15 feet of integrated circuit U9A meet triode Q4
Collector, the emitter ground connection of triode Q4, the base stage of triode Q4 connects the emitter of triode Q4, three poles through resistance R16
The base stage of pipe Q4 connects 15 feet of integrated circuit U4 through resistance R27.
2 feet of the integrated circuit U9A, 43 feet ground connection, 19 feet of integrated circuit U9A connect the 3 of connector J5 through resistance R18
Needle, 20 feet of integrated circuit U9A connect 2 needles of connector J5, the 1 needle ground connection of connector J5,4 needles of connector J5 through resistance R19
Meet+3V3；
29 feet of integrated circuit U9A connect 3 needles of connector J6 through resistance R20, and 30 feet of integrated circuit U9A connect through resistance R21
2 needles of plug-in unit J6, the 1 needle ground connection of connector J6,4 needles of connector J6 meet+3V3.
38 feet of the integrated circuit U9A connect 3 feet of integrated circuit U10, the model of integrated circuit U10
39 feet of ESDA6V8AV5, integrated circuit U9A connect 1 foot of integrated circuit U10 through resistance R25, and 40 feet of integrated circuit U9A are through electricity
Resistance R24 connects 5 feet of integrated circuit U10, and 41 feet of integrated circuit U9A connect 4 feet of integrated circuit U10, integrated circuit through resistance R23
2 feet of U10 are grounded.
38 feet of the integrated circuit U9A connect 5 feet of integrated circuit U11, and integrated circuit U11 is MICROSIM, integrates electricity
3 feet of road U11 connect 39 feet of integrated circuit U9A, the 3 foot meridian capacitor C29 ground connection of integrated circuit U11, integrated circuit through resistance R25
1 foot of U11 connects 41 feet of integrated circuit U9A, the 1 foot meridian capacitor C28 ground connection of integrated circuit U11, integrated circuit through resistance R23
The 5 foot meridian capacitor C30 of U11 connect 42 feet of integrated circuit U9A, and 5 feet of integrated circuit U11 connect integrated circuit U11's through resistance R28
2 feet, 2 feet of integrated circuit U11 connect 40 feet of integrated circuit U9A through resistance R24, and the 2 foot meridian capacitor C27 of integrated circuit U11 connect
6 feet on ground, integrated circuit U11 connect 42 feet of integrated circuit U9A.
The present invention is had the following advantages using above technical scheme with prior art ratio：
1, long-term working stability is high, it can be achieved that continuous 2-3 the operation is stable；
2, fast response time, corresponding time are less than 1 second；
3, strong antijamming capability is hardly damaged, and failure rate is low；
4, super low-power consumption, service life are long, and 5-10 can be used continuously；
5, alarm response speed is fast, it can be achieved that the fast reaction in 0.1s；
6, stable output signal is high, and for control errors in 0.2%, reliability is high.
The present invention will be further described with reference to the accompanying drawings and examples.
Description of the drawings
Attached drawing 1 is a kind of CPU module first of a key warning device based on NB-IoT technologies in the embodiment of the present invention
The circuit diagram divided；
Attached drawing 2 is a kind of CPU module second part of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Circuit diagram；
Attached drawing 3 is a kind of CPU module Part III of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Circuit diagram；
Attached drawing 4 is a kind of CPU module Part IV of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Circuit diagram；
Attached drawing 5 is a kind of CPU module Part V of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Circuit diagram；
Attached drawing 6 is a kind of circuit diagram of the voice module of a key warning device based on NB-IoT technologies in the embodiment of the present invention；
Attached drawing 7 is a kind of circuit diagram of the clock module of a key warning device based on NB-IoT technologies in the embodiment of the present invention；
Attached drawing 8 is a kind of circuit of the charging power modules of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Figure；
Attached drawing 9 is a kind of communication module first part of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Circuit diagram；
Attached drawing 10 is a kind of communication module second part of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Circuit diagram；
Attached drawing 11 is a kind of communication module Part III of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Circuit diagram；
Attached drawing 12 is a kind of communication module Part IV of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Circuit diagram；
Attached drawing 13 is a kind of circuit of the integrated circuit U10 of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Figure；
Attached drawing 14 is a kind of circuit of the integrated circuit U11 of a key warning device based on NB-IoT technologies in the embodiment of the present invention
Figure.
Specific implementation mode
Embodiment, as shown in attached drawing 1-14, an a kind of key warning device based on NB-IoT technologies, including CPU module：Collection
At circuit U 4, the model STM8L151K4T6 of integrated circuit U4,
32 feet of integrated circuit U4 connect 2 needles of ISP1 interfaces, and 1 foot of integrated circuit U4 connects 4 needles of ISP1 interfaces, ISP1 interfaces
1 needle meets+3V3, and the other end of one end of 1 needle connecting resistance R13 of ISP1 interfaces, resistance R13 is grounded through capacitance C12, resistance R13's
4 needles of another termination ISP1 interfaces；
2 feet of integrated circuit U4 connect 3 feet of integrated circuit U4, the 2 foot meridian capacitor C32 ground connection of integrated circuit U4, collection through crystal oscillator Y1
At 3 foot meridian capacitor C33 ground connection of circuit U 4；
8 feet of integrated circuit U4 connect+3V3, the 7 feet ground connection of integrated circuit U4；
23 feet of integrated circuit U4 connect the base stage of triode Q5 through resistance R29, and the emitter of triode Q5 is grounded, triode Q5's
One end of collector connecting resistance R31, the grid of another termination field-effect tube Q7 of resistance R31, the model of field-effect tube Q7
AO3415A, the other end of resistance R31 meet the source electrode of field-effect tube Q7, the drain electrode connecting resistance R34 of field-effect tube Q7 through resistance R32
One end, 21 feet of another termination integrated circuit U4 of resistance R34, the other end of resistance R34 is grounded through resistance R35；
4 feet, 16 feet, 9 feet of integrated circuit U4 connect voice module, and voice module includes integrated circuit U6, the type of integrated circuit U6
Number it is JQ8400-FL, 4 feet, 16 feet of integrated circuit U4 connect 4 feet of integrated circuit U6 respectively, and 9 feet of integrated circuit U4 connect integrated
2 feet of 16 feet of circuit U 6, integrated circuit U6 connect 6 feet of integrated circuit U7, and the model W25Q32 of integrated circuit U7 integrates electricity
3 feet of road U6 connect 1 foot of integrated circuit U7, the 7 foot meridian capacitor C16 ground connection of integrated circuit U6,8 feet, 13 feet of integrated circuit U6
Ground connection, the 12 foot meridian capacitor C18 ground connection of integrated circuit U6, the 11 foot meridian capacitor C17 ground connection of integrated circuit U6；
Capacitance C19 that 9 feet of integrated circuit U6 are concatenated, resistance 14 connect 4 feet of integrated circuit U8, the model of integrated circuit U8
1 foot of 8002A, integrated circuit U8 is grounded, the 2 foot meridian capacitor C20 ground connection of integrated circuit U8, and 3 feet of integrated circuit U8 connect integrated
2 feet of circuit U 8,4 feet of integrated circuit U8 connect 5 feet of integrated circuit U8 through resistance R15, and 6 feet of integrated circuit U8 are through parallel connection
Capacitance C9 and capacitance C21 ground connection, the 7 feet ground connection of integrated circuit U8,8 feet and 5 feet of integrated circuit U8 directly connect loud speaker；
2 feet of integrated circuit U7 connect 5 feet of integrated circuit U7 through resistance R26, and 3 feet of integrated circuit U7 connect+3V3, integrated circuit
4 feet of U7 are grounded, and 7 feet of integrated circuit U7 connect 8 feet of integrated circuit U7, the 8 foot meridian capacitor C8 ground connection of integrated circuit U7；
14 feet of integrated circuit U4 connect the base stage of triode Q6 through resistance R30, and the emitter of triode Q6 is grounded, triode Q6's
One end of collector connecting resistance R36, the grid of another termination field-effect tube Q8 of resistance R36, the model of field-effect tube Q8
AO3415A, the other end of resistance R36 connect the source electrode of field-effect tube Q8 through resistance R33, and the drain electrode of field-effect tube Q8 connects integrated circuit
12 feet of U6；
26 feet of integrated circuit U4 connect clock module, and clock module includes integrated circuit U5, the model of integrated circuit U5
26 feet of SD3078, integrated circuit U4 connect 1 foot of integrated circuit U5, and 1 foot of integrated circuit U5 meets+3V3 through resistance R10, integrate
One end of 2 foot connecting resistance R9 of circuit U 5, the other end of resistance R9 connect 8 feet of integrated circuit U5 through resistance R11, and resistance R9's is another
One end connects 7 feet of integrated circuit U5,5 feet of integrated circuit U5,6 feet ground connection through resistance R12, and 3 feet of integrated circuit U5 meet+3V3,
3 feet of integrated circuit U5 connect 1 foot of integrated circuit U4, collect through capacitance C3 in parallel and capacitance C7 ground connection, 7 feet of integrated circuit U5
25 feet of integrated circuit U4 are connect at 8 feet of circuit U 5；
17 feet of integrated circuit U4 connect charging power modules, and charging power modules include integrated circuit U3, the type of integrated circuit U3
Number it is AP5056,4 feet of integrated circuit U3 connect 8 feet of integrated circuit U3, and 4 feet of integrated circuit U3 connect voltage+5V, integrated circuit
One end of the 4 foot connecting resistance R1 of U3, the other end of resistance R1 connect 7 feet of integrated circuit U3 through light emitting diode U1, resistance R1's
The other end connects 6 feet of integrated circuit U3 through light emitting diode U2, and 4 feet of integrated circuit U3 connect through capacitance C1 and capacitance C5 in parallel
Ground, 1 foot of integrated circuit U3,3 feet ground connection, 2 feet of integrated circuit U3 are grounded through resistance R5, and 5 feet of integrated circuit U3 patch
1 needle of part J1, the 2 needles ground connection of connector J1, the source of one end and field-effect tube Q2 of the 5 feet difference connecting resistance R7 of integrated circuit U3
Pole, the anode of another terminating diode D1 of resistance R7, the cathode of diode D1 connect the collector of triode Q1, triode Q1's
Emitter is grounded, and the base stage of triode Q1 meets 17 feet of integrated circuit U4, another terminating diode D2 of resistance R7 through resistance R6
Anode, the cathode of diode D2 is grounded through capacitance C15, and the cathode of diode D2 meets+3V3 through resistance R8, and diode D2's is negative
Pole connects 1 needle of connector J2, the 2 needles ground connection of connector J2, the grid of another termination field-effect tube Q2 of resistance R7, field-effect tube
The drain electrode of Q2 is through capacitance C2 in parallel and capacitance C6 ground connection, the model AO3415A of field-effect tube Q2.
27 feet, 28 feet of integrated circuit U4 connect communication module, and communication module includes integrated circuit U9A, integrated circuit U9A's
27 feet of model BC95, integrated circuit U4 connect 30 feet of integrated circuit U9A through resistance R3, and 28 feet of integrated circuit U4 are through resistance
R4 connects 29 feet of integrated circuit U9A, and 15 feet of integrated circuit U9A connect the collector of triode Q4, and the emitter of triode Q4 connects
Ground, the base stage of triode Q4 connect the emitter of triode Q4 through resistance R16, and the base stage of triode Q4 connects integrated electricity through resistance R27
15 feet of road U4；
2 feet of integrated circuit U9A, 43 feet ground connection, 19 feet of integrated circuit U9A connect 3 needles of connector J5 through resistance R18, integrate
20 feet of circuit U 9A connect 2 needles of connector J5, the 1 needle ground connection of connector J5 through resistance R19, and 4 needles of connector J5 meet+3V3；
29 feet of integrated circuit U9A connect 3 needles of connector J6 through resistance R20, and 30 feet of integrated circuit U9A connect through resistance R21
2 needles of plug-in unit J6, the 1 needle ground connection of connector J6,4 needles of connector J6 meet+3V3；
45 feet of integrated circuit U9A connect 46 feet, and 45 feet of integrated circuit U9A connect 3 feet of voltage-stablizer Q3, the model of voltage-stablizer Q3
The 3 foot meridian capacitor C24 ground connection of MCP33, voltage-stablizer Q3, the 2 feet ground connection of voltage-stablizer Q3, the 1 foot meridian capacitor C13 of voltage-stablizer Q3 connect
1 foot on ground, voltage-stablizer Q3 meets+3V3；
45 feet of integrated circuit U2A are through capacitance EC1 in parallel, capacitance C7, capacitance C8, capacitance C3 ground connection；
47 feet of integrated circuit U9A, 48 feet, 51 feet, 52 feet, 54 feet ground connection, the 53 foot meridian capacitor C23 ground connection of integrated circuit U9A,
The resistance R22 and capacitance C22 ground connection that 53 feet of integrated circuit U9A are concatenated.
38 feet of integrated circuit U9A connect 3 feet of integrated circuit U10, the model ESDA6V8AV5 of integrated circuit U10, collection
1 foot of integrated circuit U10 is connect through resistance R25 at 39 feet of circuit U 9A, 40 feet of integrated circuit U9A connect integrated electricity through resistance R24
5 feet of road U10,41 feet of integrated circuit U9A connect 4 feet of integrated circuit U10, the 2 feet ground connection of integrated circuit U10 through resistance R23；
38 feet of integrated circuit U9A connect 5 feet of integrated circuit U11, and integrated circuit U11 is MICROSIM, and the 3 of integrated circuit U11
Foot connects 39 feet of integrated circuit U9A, the 3 foot meridian capacitor C29 ground connection of integrated circuit U11,1 foot of integrated circuit U11 through resistance R25
41 feet of integrated circuit U9A, the 1 foot meridian capacitor C28 ground connection of integrated circuit U11, the 5 feet warp of integrated circuit U11 are connect through resistance R23
Capacitance C30 connects 42 feet of integrated circuit U9A, and 5 feet of integrated circuit U11 connect 2 feet of integrated circuit U11 through resistance R28, integrates electricity
2 feet of road U11 connect 40 feet of integrated circuit U9A, the 2 foot meridian capacitor C27 ground connection of integrated circuit U11, integrated circuit through resistance R24
6 feet of U11 connect 42 feet of integrated circuit U9A.
When the elderly, which is in, encounters critical condition, clicking alarm button can alarm, while have " urgent call
Set up ", the prompt tones such as " medical worker is coming ", in addition also have the voice reminders such as prompting, charge reminder of taking medicine, very just
Just, enable the elderly be in feel at ease to recuperate, once critical problem occurs, measure of timely seeing a doctor rapidly can be obtained.
Alert data can upload to system business cloud platform by the base stations NB-Iot, upload data time most soon 2 seconds with
It is interior, it may be lengthened according to the difference of signal and network condition；
There are the information such as equipment whole world unique number, alarm work state, cell voltage in reported data；
The cell-phone number that system business cloud platform is bound according to smoke alarm is pushed in a manner of TTS voices, short message, wechat etc.
User；User can also download cell phone application, and various information are received by cell phone application.
Claims (10)
1. an a kind of key warning device based on NB-IoT technologies, it is characterised in that：Including CPU module, communication module, charging electricity
Source module, voice module and clock module, communication module, charging power modules, voice module, clock module respectively with CPU moulds
Block is electrically connected；
CPU module includes integrated circuit U4, and 2 feet of the model STM8L151K4T6 of integrated circuit U4, integrated circuit U4 are through crystalline substance
The Y1 that shakes connects 3 feet of integrated circuit U4, the 2 foot meridian capacitor C32 ground connection of integrated circuit U4, and the 3 foot meridian capacitor C33 of integrated circuit U4 connect
Ground.
2. an a kind of key warning device based on NB-IoT technologies as described in claim 1, it is characterised in that：The integrated electricity
4 feet, 16 feet of road U4 connect 4 feet of integrated circuit U6 respectively, the model JQ8400-FL of integrated circuit U6, and the 9 of integrated circuit U4
Foot connects 16 feet of integrated circuit U6, and 2 feet of integrated circuit U6 connect 6 feet of integrated circuit U7, the model of integrated circuit U7
3 feet of W25Q32, integrated circuit U6 connect 1 foot of integrated circuit U7, the 7 foot meridian capacitor C16 ground connection of integrated circuit U6, integrated circuit
8 feet of U6,13 feet ground connection, the 12 foot meridian capacitor C18 ground connection of integrated circuit U6, the 11 foot meridian capacitor C17 ground connection of integrated circuit U6.
3. an a kind of key warning device based on NB-IoT technologies as claimed in claim 2, it is characterised in that：The integrated electricity
Capacitance C19 that 9 feet of road U6 are concatenated, resistance 14 connect 4 feet of integrated circuit U8, and the model 8002A of integrated circuit U8 is integrated
1 foot of circuit U 8 is grounded, and the 2 foot meridian capacitor C20 ground connection of integrated circuit U8,3 feet of integrated circuit U8 connect the 2 of integrated circuit U8
Foot, 4 feet of integrated circuit U8 connect 5 feet of integrated circuit U8 through resistance R15,6 feet of integrated circuit U8 through capacitance C9 in parallel and
Capacitance C21 ground connection, the 7 feet ground connection of integrated circuit U8,8 feet and 5 feet of integrated circuit U8 directly connect loud speaker；
2 feet of integrated circuit U7 connect 5 feet of integrated circuit U7 through resistance R26, and 3 feet of integrated circuit U7 connect+3V3, integrated circuit
4 feet of U7 are grounded, and 7 feet of integrated circuit U7 connect 8 feet of integrated circuit U7, the 8 foot meridian capacitor C8 ground connection of integrated circuit U7.
4. an a kind of key warning device based on NB-IoT technologies as described in claim 1, it is characterised in that：The integrated electricity
14 feet of road U4 connect the base stage of triode Q6, the emitter ground connection of triode Q6 through resistance R30, and the collector of triode Q6 connects electricity
Hinder one end of R36, the grid of another termination field-effect tube Q8 of resistance R36, the model AO3415A of field-effect tube Q8, resistance
The other end of R36 connects the source electrode of field-effect tube Q8 through resistance R33, and the drain electrode of field-effect tube Q8 connects 12 feet of integrated circuit U6.
5. an a kind of key warning device based on NB-IoT technologies as described in claim 1, it is characterised in that：The integrated electricity
26 feet of road U4 connect 1 foot of integrated circuit U5, and 1 foot of integrated circuit U5 meets+3V3 through resistance R10, and 2 feet of integrated circuit U5 connect
One end of resistance R9, the other end of resistance R9 connect 8 feet of integrated circuit U5 through resistance R11, and the other end of resistance R9 is through resistance R12
Connecing 7 feet of integrated circuit U5,5 feet of integrated circuit U5,6 feet ground connection, 3 feet of integrated circuit U5 meet+3V3, and the 3 of integrated circuit U5
Foot connects 1 foot of integrated circuit U4,8 feet of integrated circuit U5 through capacitance C3 in parallel and capacitance C7 ground connection, 7 feet of integrated circuit U5
Connect 25 feet of integrated circuit U4.
6. an a kind of key warning device based on NB-IoT technologies as described in claim 1, it is characterised in that：The integrated electricity
4 feet of road U3 connect 8 feet of integrated circuit U3, and 4 feet of the model AP5056 of integrated circuit U3, integrated circuit U3 meet voltage+5V,
One end of the 4 foot connecting resistance R1 of integrated circuit U3, the other end of resistance R1 connect 7 feet of integrated circuit U3 through light emitting diode U1,
The other end of resistance R1 connects 6 feet of integrated circuit U3 through light emitting diode U2,4 feet of integrated circuit U3 through capacitance C1 in parallel and
Capacitance C5 ground connection, 1 foot of integrated circuit U3,3 feet ground connection, 2 feet of integrated circuit U3 are grounded through resistance R5, and the 5 of integrated circuit U3
Foot connects 1 needle of connector J1, the 2 needles ground connection of connector J1, one end of the 5 feet difference connecting resistance R7 of integrated circuit U3 and field-effect
The source electrode of pipe Q2, the anode of another terminating diode D1 of resistance R7, the cathode of diode D1 connect the collector of triode Q1, and three
The emitter of pole pipe Q1 is grounded, and the base stage of triode Q1 connects 17 feet of integrated circuit U4, another termination of resistance R7 through resistance R6
The cathode of the anode of diode D2, diode D2 is grounded through capacitance C15, and the cathode of diode D2 connects+3V3, two poles through resistance R8
The cathode of pipe D2 connects 1 needle of connector J2, and 2 needles of connector J2 are grounded, the grid of another termination field-effect tube Q2 of resistance R7,
The drain electrode of field-effect tube Q2 is through capacitance C2 in parallel and capacitance C6 ground connection, the model AO3415A of field-effect tube Q2.
7. an a kind of key warning device based on NB-IoT technologies as described in claim 1, it is characterised in that：The integrated electricity
27 feet of road U4 connect 30 feet of integrated circuit U9A through resistance R3, the model BC95 of integrated circuit U9A, and the 28 of integrated circuit U4
Foot connects 29 feet of integrated circuit U9A through resistance R4, and 15 feet of integrated circuit U9A connect the collector of triode Q4, triode Q4's
Emitter is grounded, and the base stage of triode Q4 connects the emitter of triode Q4 through resistance R16, and the base stage of triode Q4 is through resistance R27
Connect 15 feet of integrated circuit U4.
8. an a kind of key warning device based on NB-IoT technologies as claimed in claim 7, it is characterised in that：The integrated electricity
2 feet of road U9A, 43 feet ground connection, 19 feet of integrated circuit U9A connect 3 needles of connector J5 through resistance R18, and the 20 of integrated circuit U9A
Foot connects 2 needles of connector J5, the 1 needle ground connection of connector J5 through resistance R19, and 4 needles of connector J5 meet+3V3；
29 feet of integrated circuit U9A connect 3 needles of connector J6 through resistance R20, and 30 feet of integrated circuit U9A connect through resistance R21
2 needles of plug-in unit J6, the 1 needle ground connection of connector J6,4 needles of connector J6 meet+3V3.
9. an a kind of key warning device based on NB-IoT technologies as claimed in claim 7, it is characterised in that：The integrated electricity
38 feet of road U9A connect 3 feet of integrated circuit U10,39 feet of the model ESDA6V8AV5 of integrated circuit U10, integrated circuit U9A
1 foot of integrated circuit U10 is connect through resistance R25,40 feet of integrated circuit U9A connect 5 feet of integrated circuit U10 through resistance R24, integrate
41 feet of circuit U 9A connect 4 feet of integrated circuit U10, the 2 feet ground connection of integrated circuit U10 through resistance R23.
10. an a kind of key warning device based on NB-IoT technologies as claimed in claim 7, it is characterised in that：It is described integrated
38 feet of circuit U 9A connect 5 feet of integrated circuit U11, and integrated circuit U11 is MICROSIM, and 3 feet of integrated circuit U11 are through resistance
R25 connects 39 feet of integrated circuit U9A, and the 3 foot meridian capacitor C29 ground connection of integrated circuit U11,1 foot of integrated circuit U11 is through resistance
R23 connects 41 feet of integrated circuit U9A, the 1 foot meridian capacitor C28 ground connection of integrated circuit U11,5 foot meridian capacitors of integrated circuit U11
C30 connects 42 feet of integrated circuit U9A, and 5 feet of integrated circuit U11 connect 2 feet of integrated circuit U11, integrated circuit through resistance R28
2 feet of U11 connect 40 feet of integrated circuit U9A, the 2 foot meridian capacitor C27 ground connection of integrated circuit U11, integrated circuit through resistance R24
6 feet of U11 connect 42 feet of integrated circuit U9A.
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| CN201810231136.1A CN108346261A (en) | 2018-03-20 | 2018-03-20 | An a kind of key warning device based on NB-IoT technologies |
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| CN201810231136.1A CN108346261A (en) | 2018-03-20 | 2018-03-20 | An a kind of key warning device based on NB-IoT technologies |
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