CN108288366A - Infrared and radio number passes detector - Google Patents
Infrared and radio number passes detector Download PDFInfo
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- CN108288366A CN108288366A CN201710011676.4A CN201710011676A CN108288366A CN 108288366 A CN108288366 A CN 108288366A CN 201710011676 A CN201710011676 A CN 201710011676A CN 108288366 A CN108288366 A CN 108288366A
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- 238000012360 testing method Methods 0.000 claims abstract description 50
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 6
- 230000001105 regulatory effect Effects 0.000 claims description 61
- 239000000203 mixture Substances 0.000 claims description 14
- 239000013078 crystal Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 18
- 238000011056 performance test Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 238000009434 installation Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
Abstract
The invention discloses a kind of infrared and radio numbers to pass detector, including control circuit board, signal receiver（Intercom B）, intercommunication acc power decoder module, RS232 messages delivery outlet, bluetooth, preceding control panel, rear control panel, battery supply, aluminum cabinet, digital voltmeter, reset key, power test button, error code testing button, power-performance instruction light panel, error performance instruction light panel, working station indicator panel, power test input terminal, error code testing input terminal；The present invention is mainly used to detect the error performance and power-performance of wireless transmitter.Error performance test and power-performance test are carried out by sending M sequence pseudorandom message, the accuracy and reliability of wireless data transmission is detected, gives full play to infrared journal temperature detection system in the effect for ensureing that running train is transported safely.
Description
Technical field
The present invention relates to wireless transmission, automatic detection, display equipment, are visited more particularly, to a kind of railroad train infrared shaft temperature
The infrared and radio number of examining system passes detector.
Background technology
With railway the sixth time speed-raising, infrared journal temperature detection system is preventing operation vehicle combustion axis, is cutting axis, ensures train
Increasing effect is played in terms of traffic safety.It is monitored at dynamic detection and the instant failure of system to adapt to infrared shaft temperature
Reason, the vehicle speed-raising of the cooperation Ministry of Railways requires and the data transmission of detection vehicle and acquisition station terrestrial wireless communication apparatus, infrared shaft temperature
Detection system is mounted wireless transmitter as wireless transmitting system.
But in wireless transmitter actually uses again, since rail surrounding environment condition is poor, wireless transmitter failure rate is higher,
Phenomena such as often appearance " no header ", " verification is wrong ", it can not receive message at all sometimes.The dynamic detection score basis of the Ministry of Railways is just
It is the message of on-site wireless transmission, does not receive message and have a significant impact to the achievement of each road bureau.In the prior art, referred to by seeing
Show lamp and listen intercom sound to judge whether wireless transmitter breaks down, this there are certain defects, i.e.,：Error is big,
Time-consuming and laborious, measurement result is often easy because of people, and cannot accurately check whether equipment is normal.
Invention content
The purpose of the present invention is to provide a kind of infrared and radio numbers to pass detector, the error code for detecting wireless transmitter
Performance and power-performance carry out error performance test and power-performance test by sending M sequence pseudorandom message, and detection is wireless
The accuracy and reliability of data transmission gives full play to infrared journal temperature detection system in the work for ensureing that running train is transported safely
With.The detector carries, operation, convenient to use, accurate, reliable, be the installation of wireless transmitting system equipment, daily maintenance,
The requisite instrumentation of maintenance, and have practical value, there is good promotion prospect.
The object of the present invention is achieved like this：
A kind of infrared and radio number biography detector, is characterized in：Including control circuit board, signal receiver（Intercom B）, intercommunication
Acc power decoder module, RS232 messages delivery outlet, bluetooth, preceding control panel, rear control panel, battery supply, aluminum cabinet,
Digital voltmeter, reset key, power test button, error code testing button, power-performance instruction light panel, error performance instruction
Light panel, working station indicator panel, power test input terminal, error code testing input terminal；Control circuit board, signal reception are set
It is standby（Intercom B）, intercommunication acc power decoder module, bluetooth, battery supply etc. be mounted on aluminum cabinet inside；Reset key, work(
Rate tests button, error code testing button, working station indicator panel, power-performance instruction light panel, error performance indicator light
Panel, digital voltmeter, power test input terminal, error code testing input terminal etc. are mounted on the front panel of cabinet；RS232S is reported
Literary delivery outlet, switch are on the rear panel of cabinet；Control circuit board uses ARM microcontroller（STM32F407）As master
Chip is controlled, error performance, processing intercommunication acc power decoding for handling the message data received and calculating wireless transmitter
The power data of device and calculate wireless transmitter power-performance, control bluetooth module communicated with host computer, control indicator light face
Plate shows current state and performance indicator；Signal receiver（Intercom B）For being communicated with wireless transmitter foundation, nothing is received
The signal that line transmitter is sent；Digital voltmeter is for showing cell voltage；Bluetooth is used for communicating with the host computer of computer, to
The data and test result returned in the test mode of host computer transmission infrared and radio number biography detector and test, conveniently make
User debugs infrared and radio number and passes detector system and tracking system；Reset key on preceding control panel is used for resetting
It unites, standby mode can be returned to carry out following test, power test button by first pressing reset key just after testing completion
It is instructed for input power performance test, the test to the power-performance of wireless transmitter will be carried out after pressing, error code testing is pressed
Key will carry out the test to wireless transmitter error performance, power-performance refers to for inputting error performance test instruction after pressing
Show light panel indicated horsepower performance state, one shared " excellent, good, in, poor " 4 grades, error performance indicates light panel instruction mistake
Code performance state, one shared " excellent, good, in, poor " 4 grades, working station indicator panel indicate current working condition.
After system electrification, user carries out error detection or power detection by man-machine interface button on control panel
Selection is pressed corresponding test button and is tested.
In power-performance test, control circuit board control equipment under test wireless transmitter is in communications status, is in
Wireless transmitter in communications status can just measure power-performance.The antenna of wireless transmitter in communications status is linked into
Infrared and radio number passes the power test input terminal of detector, by intercom power detection module to the power of wireless transmitter into
The power parameter measured is transmitted to control circuit board and handle and count accordingly by row decoding test, intercom power detection module
After calculation, the power measured at present is compared with " excellent, good, in, poor " four power grade ranges of setting.It obtains a result
Afterwards, the indicator light for lighting corresponding color indicates the power-performance of current intercom；
2. in error performance test, because test environment is in wire channel, sending and receiving for message is all by red
Outside line wireless data sending detector is completed.The message of generation is sent to wireless transmitter by control circuit board（Equipment under test）In, hair
Literary baud rate of delivering newspaper is 1200bit/s, and message is modulated into fsk signal and retransmited away by wireless transmitter, infrared and radio
Number pass detectors the signal that wireless transmitter is sent out is linked into error code testing input terminal by wired mode again, by with
Signal receiver of the wireless transmitter in same channel（Intercom B）It receives, signal receiver（Intercom B）It will receive
Signal demodulated by Fsk demodulator in control circuit board, the signal demodulated is by the microcontroller in control circuit board
STM32F407 receives message, and reception baud rate is 1200bit/s, then the message received and the message of transmission are carried out exclusive or
Compare, calculate, handle, microcontroller is by " excellent, good, in, poor " four grade bit error rates of the bit error rate measured at present and setting
Range is compared, and after obtaining a result, is lighted the indicator light of corresponding color, is indicated the error performance of current intercom.Pass through hair
Send M sequence pseudorandom message carry out error performance test and power-performance test, detect wireless data transmission accuracy and can
By property, infrared journal temperature detection system is given full play in the effect for ensureing that running train is transported safely.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the master-plan block diagram of the present invention；
Fig. 3 is the circuit block diagram of the present invention；
Fig. 4, Fig. 5, Fig. 6 are the circuit diagram of the present invention；
Specific implementation mode
With reference to embodiment and compares attached drawing invention is further described in detail.
A kind of infrared and radio number biography testing equipment, including preceding control panel 1, intercom power detection module 2, control electricity
Road plate 3, bluetooth 4, battery supply 5, signal receiver（Intercom B）6, RS232 messages delivery outlet 7, aluminum cabinet 8, power
Test input 9, error code testing input terminal 10, power-performance instruction light panel 11, error performance instruction light panel 12, state refer to
Show that light panel 13, digital voltmeter 14, switch 15, rear control panel 16, reset key 17, power test button 18, error code are surveyed
Try the compositions such as button 19；When the power-performance to wireless transmitter is tested, the antenna output of wireless transmitter is connected to
Power test input terminal 9 on control panel 1；When the error performance to wireless transmitter is tested, by wireless transmitter
Antenna output be connected to error code testing input terminal 10 on control panel 1；Intercom power decoder 2 is primarily used to calculate work(
The power signal that rate test input 9 inputs；RS232 messages delivery outlet 7 is to send message data to wireless transmitter, communication party
Formula is the serial communication mode of single port, baud rate 1200Bit/s;Control circuit panel 3 is to use ARM microcontroller
STM32F407 is as control chip, and after power test button 18 is pressed, infrared and radio number passes detector and will wirelessly be sent out
The power test of machine is penetrated, the control chip ARM microcontroller STM32F407 in control circuit board 3 receives and processes intercom work(
The wireless transmitter power data that rate detection module 2 is sent, and result of calculation is passed through into 11 power-performances on preceding control panel 1
Indicator light Display panel comes out；After error code testing button 19 is pressed, infrared and radio number, which passes detector, will carry out wireless transmission
The error code testing of machine, Fsk demodulator in control circuit board 3 is by receiving device（Intercom B）The 6 signal demodulation received
It is transmitted further at the control chip ARM microcontroller STM32F407 in control circuit board 3 for manageable TTL signal
Reason, the mode that control chip ARM microcontroller STM32F407 receives message data are also the serial communication mode of either simplex, baud
Rate is 1200Bit/s, ARM microcontroller STM32F407 by message data and the message data that sent out originally after demodulation into
Row exclusive or calculates, and calculates the error code data of error, calculates the bit error rate, and result of calculation is passed through on preceding control panel 1
12 error performance indicator light Display panels come out;Bluetooth 4 can be communicated with PC machine, transmit data and state in test process；
Battery supply 5 gives system power supply, using DC12V.
Control circuit board 3 is by minimum system circuit, Fsk demodulator, RS232 serial port circuits composition, minimum system circuit
Mainly for the treatment of the message data received and the error performance for calculating wireless transmitter, processing intercom power decoder
Power data and calculate wireless transmitter power-performance, control bluetooth module communicate with host computer, control indicate light panel show
Show current state and performance indicator；Fsk demodulator is by receiving device（Intercom B）6 signals received are demodulated into TTL letters
Number；Transmission of the RS232 serial port circuits for the message of wireless transmitter, wherein：
Minimum system circuit is equipped with microcontroller U1（STM32F407）, 1-11 capacitances： C1、C2、C3、C4、C5、C6、C7、
C8, C9, C10, C11,1-5 resistance：R1, R2, R3, R4, R5, the first Light-emitting diode LED 1, the second light emitting diode
LED2, the first button KEY1, the first crystal oscillator Y1, program download interface DEBUG, the first power-performance indicator light interface P_W1,
One error performance indicator light interface P_E1, blue tooth interface Blue_Tooth, the first working station indicator interface P_K1, intercom
Power detection module interface P_Speak, the first key circuit interface P_A1；First capacitance C1 be connected on microcontroller U1 it is external when
Between 12 foot of clock end and the GND of 3.3V regulated power supplies, the second capacitance C2 be connected on 13 foot of external clock end of microcontroller U1 with
Between the GND of 3.3V regulated power supplies, crystal oscillator Y1 be connected on 12 foot of external clock end of microcontroller U1 and 13 foot of external clock end it
Between, 14 foot of reset terminal and 3.3V regulated power supplies of microcontroller U1 are connected on after third capacitance C3 is in parallel with the first button KEY1
Between GND, first resistor R1 connects with the first Light-emitting diode LED 1 is followed by 25 foot of I/O mouths in microcontroller U1 and 3.3V voltage stabilizings
Between the VCC of power supply, the 5th resistance R5 is connected between 99 foot of power end of microcontroller U1 and 100 feet, the 6th capacitance C6 series connection
Between 99 foot of power end and the GND of 3.3V regulated power supplies of microcontroller U1,50 foot of power end of microcontroller U1,75 feet, 100
Foot, 28 feet, 11 feet, 19 feet, 21 feet, 22 feet, 6 feet meet the VCC of 3.3V regulated power supplies, 20 foot of power end of microcontroller U1,74 feet,
27 feet, 10 feet meet the GND of 3.3V regulated power supplies, and second resistance R2 is connected on 94 foot of start end and 3.3V voltage stabilizing electricity of microcontroller U1
Between the GND in source, the 1-3 feet of the first key circuit interface P_A1 are connected on 14 foot of I/O mouths of microcontroller U1,97 feet, 98 respectively
4th foot of foot, the first key circuit interface P_A1 meets the GND of 3.3V regulated power supplies, the first power-performance indicator light interface P_W1
1-4 pins be connected on 78 foot of I/O mouths, 79 feet, 80 feet, 7 feet of microcontroller U1, the first power-performance indicator light interface P_ respectively
The 5th foot of W1 meets the VCC of 3.3V regulated power supplies, and the 1st pin of program download interface DEBUG meets the GND of 3.3V regulated power supplies, the
2 pins meet the VCC of 3.3V regulated power supplies, and the program that the 3rd pin meets microcontroller U1 downloads 76 foot of clock end, the 4th pin order piece
72 foot of program download data end of machine U1；4th capacitance C4 is connected on 73 foot of boost capacitor end and 3.3V voltage stabilizing electricity of microcontroller U1
Between the GND in source, the 1-4 pins of the first working status indication interface P_K1 are connected on 43 foot of I/O mouths of microcontroller U1,44 respectively
Foot, 45 feet, 46 feet, the 5th pin meet the VCC of 3.3V regulated power supplies, the 1-7 of intercom power detection module interface P_Speak
Pin is connected on 1 foot of I/O mouths, 4 feet, 15 feet, 16 feet, 17 feet, 18 feet, 24 feet of microcontroller U1 respectively, and the 8th pin connects 3.3V voltage stabilizings
The of the GND of power supply, blue tooth interface Blue_Tooth draws the VCC that 1 foot connects 5V regulated power supplies, and the 2nd pin connects 5V regulated power supplies
GND, the 3rd pin are connected on the 69th foot of one receiving terminal of serial ports of microcontroller U1, and the 4th pin is connected on one output end of serial ports of microcontroller U1
68th foot, the 5th capacitance C5 are connected between 49 foot of boost capacitor end of microcontroller U1 and the GND of 3.3V regulated power supplies, third electricity
Resistance R3 is connected between 37 foot of start end of microcontroller U1 and the GND of 3.3V regulated power supplies, the first error performance indicator light interface
The 1-4 pins of P_E1 are connected on 59 foot of I/O mouths, 60 feet, 61 feet, 62 feet of microcontroller U1 respectively, and the 5th pin connects 5V regulated power supplies
VCC, the 7th capacitance C7, the 8th capacitance C8, the 9th capacitance C9, the tenth capacitance C10, the 11st capacitance C11 parallel connections are followed by
Between the GND of the VCC and 3.3V regulated power supplies of 3.3V regulated power supplies；
Fsk demodulator is by FSK demodulation chips U2（73M223）, 12-15 capacitances：C12, C13, C14, C15, the 6th resistance
R6, the second crystal oscillator Y2, data port Data_In compositions；1 foot of power end of FSK demodulation chips U2, digital signal input control end 5
Foot, 10 foot of synchronous enabled end meet the VCC of 5V regulated power supplies, and the 6th foot of pattern test lead of FSK demodulation chips U2 sends control terminal 7
Foot, 8 foot of power end meet the GND of 5V regulated power supplies；6th resistance R6 and the second crystal oscillator Y2 is connected in parallel on the clock of FSK demodulation chips U2
Between the 14th pin of input terminal and the 13rd pin of input end of clock, the 12nd capacitance C12 and the 13rd capacitance C13 are in parallel, in parallel
Common end grounding, other one end is connected on the both ends of the 6th resistance R6 respectively, and the 14th capacitance C14 is connected on FSK solution aligning
Between 1 foot of power end and the GND of 5V regulated power supplies of piece U2, the 15th capacitance C15 is connected on the capacitance terminal of FSK demodulation chips U2
Between 3 feet and the GND of 5V regulated power supplies, the 1st foot of data port Data_In is grounded, and the 2nd pin connects the number of FSK demodulation chips U2
According to 4 foot of input terminal；
RS232 serial port circuits are made of serial ports COM, COM the 1st, 5 pins connect the GND of 3.3V regulated power supplies, the 3rd foot order piece
Three output end of serial ports, 47 foot of machine U1, the 8th pin connect 86 foot of I/O mouths of microcontroller U1.
Preceding control panel 1 is by working station indicator circuit, power-performance indicator light circuit, error performance indicator light electricity
Road, keystroke interface circuit composition, wherein：
Working station indicator circuit is by the 7-10th resistance：R7, R8, R9, R10, the 3-6th light emitting diode：LED3、LED4、
LED5, LED6, the second working station indicator interface P_K2 compositions, the 7th resistance R7 are connected on third Light-Emitting Diode LED3
Between the 1st foot and the VCC of 3.3V regulated power supplies of P_K2, the 8th resistance R8 and the 4th Light-emitting diode LED 4 are connected on P_K2's
Between 2nd foot and the VCC of 3.3V regulated power supplies, the 9th resistance R9 and the 5th Light-emitting diode LED 5 are connected on the 3rd foot of P_K2
Between the VCC of 3.3V regulated power supplies, the tenth resistance R10 and the 6th Light-emitting diode LED 6 be connected on the 4th foot of P_K2 with
Between the VCC of 3.3V regulated power supplies；
Power-performance indicator light circuit is by the 11-14th resistance：R11, R12, R13, R14, the 7-10th light emitting diode：LED7、
LED8, LED9, LED10, the second power-performance indicator light interface P_W2 compositions, eleventh resistor R11 and the 7th light emitting diode
LED7 is connected between the 1st foot of P_W2 and the VCC of 3.3V regulated power supplies, twelfth resistor R12 and the 8th light emitting diode
LED8 is connected between the 2nd foot of P_W2 and the VCC of 3.3V regulated power supplies, thirteenth resistor R13 and the 9th light emitting diode
LED9 is connected between the 3rd foot of P_W2 and the VCC of 3.3V regulated power supplies, the 14th resistance R14 and the 7th light emitting diode
LED10 is connected between the 4th foot of P_W2 and the VCC of 3.3V regulated power supplies, the VCC of the 5th foot and 3.3V regulated power supplies of P_W2
It is connected；
Error performance indicator light circuit is by the 15-18th resistance：R15, R16, R17, R18, the 11-14th light emitting diode：
LED11, LED12, LED13, LED14, the second working station indicator interface P_E2 compositions, the 15th resistance R15 and the 11st
Light-emitting diode LED 11 is connected between the 1st foot of P_E2 and the VCC of 3.3V regulated power supplies, the 16th resistance R16 and the 12nd
Light-emitting diode LED 12 is connected between the 2nd foot of P_E2 and the VCC of 3.3V regulated power supplies, the 17th resistance R17 and the 13rd
Light-emitting diode LED 13 is connected between the 3rd foot of P_W2 and the VCC of 3.3V regulated power supplies, the 18th resistance R18 and the tenth
Four Light-emitting diode LED 14 are connected between the 4th foot of P_E2 and the VCC of 3.3V regulated power supplies, and the 4th foot and 3.3V of P_E2 is steady
The VCC of voltage source is connected；
Key circuit is by the 2-4th Independent keys：KEY2, KEY3, KEY4, the second key circuit interface P_A2 compositions, the second button
KEY2 is connected between the 1st foot of P_A2 and the VCC of 3.3V regulated power supplies, and third Independent keys KEY3 is connected on the 2nd of P_A2
Between foot and the VCC of 3.3V regulated power supplies, the 4th Independent keys KEY4 is connected on the 3rd foot and 3.3V regulated power supplies of P_A2
Between VCC.
Claims (2)
1. a kind of infrared and radio number passes detector, it is characterised in that：Including control circuit board, signal receiver（Intercom
B）, intercommunication acc power decoder module, RS232 messages delivery outlet, bluetooth, preceding control panel, rear control panel, battery supply, aluminium
Cabinet processed, digital voltmeter, reset key, power test button, error code testing button, power-performance instruction light panel, error code
Performance figure light panel, working station indicator panel, power test input terminal, error code testing input terminal；Control circuit board, letter
Number receiving device（Intercom B）, intercommunication acc power decoder module, bluetooth, battery supply etc. be mounted on aluminum cabinet inside；It resets
Button, power test button, error code testing button, working station indicator panel, power-performance instruction light panel, error performance
Indicate that light panel, digital voltmeter, power test input terminal, error code testing input terminal etc. are mounted on the front panel of cabinet；
RS232S messages delivery outlet, switch are on the rear panel of cabinet.
2. infrared and radio number according to claim 1 passes detector, it is characterised in that：Control circuit board is by minimum system
Circuit, Fsk demodulator, RS232 serial port circuits composition, minimum system circuit mainly for the treatment of the message data received simultaneously
The error performance for calculating wireless transmitter, the power for handling the power data of intercom power decoder and calculating wireless transmitter
Performance, control bluetooth module communicate with host computer, control indicator light Display panel current state and performance indicator；FSK demodulation electricity
Road is by receiving device（Intercom B）6 signals received are demodulated into TTL signal；RS232 serial port circuits are used for wireless transmitter
Message transmission, wherein：
Fsk demodulator is by FSK demodulation chips U2（73M223）, 12-15 capacitances：C12, C13, C14, C15, the 6th resistance
R6, the second crystal oscillator Y2, data port Data_In compositions；1 foot of power end of FSK demodulation chips U2, digital signal input control end 5
Foot, 10 foot of synchronous enabled end meet the VCC of 5V regulated power supplies, and the 6th foot of pattern test lead of FSK demodulation chips U2 sends control terminal 7
Foot, 8 foot of power end meet the GND of 5V regulated power supplies；6th resistance R6 and the second crystal oscillator Y2 is connected in parallel on the clock of FSK demodulation chips U2
Between the 14th pin of input terminal and the 13rd pin of input end of clock, the 12nd capacitance C12 and the 13rd capacitance C13 are in parallel, in parallel
Common end grounding, other one end is connected on the both ends of the 6th resistance R6 respectively, and the 14th capacitance C14 is connected on FSK solution aligning
Between 1 foot of power end and the GND of 5V regulated power supplies of piece U2, the 15th capacitance C15 is connected on the capacitance terminal of FSK demodulation chips U2
Between 3 feet and the GND of 5V regulated power supplies, the 1st foot of data port Data_In is grounded, and the 2nd pin connects the number of FSK demodulation chips U2
According to 4 foot of input terminal；
RS232 serial port circuits are made of serial ports COM, COM the 1st, 5 pins meet the GND of 3.3V regulated power supplies；
Preceding control panel 1 by working station indicator circuit, power-performance indicator light circuit, error performance indicator light circuit, press
Key interface circuit forms, wherein：
Working station indicator circuit is by the 7-10th resistance：R7, R8, R9, R10, the 3-6th light emitting diode：LED3、LED4、
LED5, LED6, the second working station indicator interface P_K2 compositions, the 7th resistance R7 connect with third Light-Emitting Diode LED3
Between the 1st foot and the VCC of 3.3V regulated power supplies of P_K2, the 8th resistance R8 and the 4th Light-emitting diode LED 4 are connected on P_K2
The 2nd foot and the VCC of 3.3V regulated power supplies between, the 9th resistance R9 and the 5th Light-emitting diode LED 5 are connected on the 3rd of P_K2
Between foot and the VCC of 3.3V regulated power supplies, the tenth resistance R10 and the 6th Light-emitting diode LED 6 be connected on the 4th foot of P_K2 with
Between the VCC of 3.3V regulated power supplies；
Power-performance indicator light circuit is by the 11-14th resistance：R11, R12, R13, R14, the 7-10th light emitting diode：LED7、
LED8, LED9, LED10, the second power-performance indicator light interface P_W2 compositions, eleventh resistor R11 and the 7th light emitting diode
LED7 is connected between the 1st foot of P_W2 and the VCC of 3.3V regulated power supplies, twelfth resistor R12 and the 8th light emitting diode
LED8 is connected between the 2nd foot of P_W2 and the VCC of 3.3V regulated power supplies, thirteenth resistor R13 and the 9th light emitting diode
LED9 is connected between the 3rd foot of P_W2 and the VCC of 3.3V regulated power supplies, the 14th resistance R14 and the 7th light emitting diode
LED10 is connected between the 4th foot of P_W2 and the VCC of 3.3V regulated power supplies, the VCC of the 5th foot and 3.3V regulated power supplies of P_W2
It is connected；
Error performance indicator light circuit is by the 15-18th resistance：R15, R16, R17, R18, the 11-14th light emitting diode：
LED11, LED12, LED13, LED14, the second working station indicator interface P_E2 compositions,
15th resistance R15 and the 11st Light-emitting diode LED 11 are connected on the VCC of the 1st foot and 3.3V regulated power supplies of P_E2
Between, the 16th resistance R16 and the 12nd Light-emitting diode LED 12 are connected on the VCC of the 2nd foot and 3.3V regulated power supplies of P_E2
Between, the 17th resistance R17 and the 13rd Light-emitting diode LED 13 are connected on the VCC of the 3rd foot and 3.3V regulated power supplies of P_W2
Between, the 18th resistance R18 and the 14th Light-emitting diode LED 14 are connected on the 4th foot and 3.3V regulated power supplies of P_E2
Between VCC, the 4th foot of P_E2 is connected with the VCC of 3.3V regulated power supplies；
Key circuit is by the 2-4th Independent keys：KEY2, KEY3, KEY4, the second key circuit interface P_A2 compositions,
Second button KEY2 is connected between the 1st foot of P_A2 and the VCC of 3.3V regulated power supplies, third Independent keys KEY3 strings
Be associated between the 2nd foot of P_A2 and the VCC of 3.3V regulated power supplies, the 4th Independent keys KEY4 be connected on the 3rd foot of P_A2 with
Between the VCC of 3.3V regulated power supplies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710011676.4A CN108288366A (en) | 2017-01-07 | 2017-01-07 | Infrared and radio number passes detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710011676.4A CN108288366A (en) | 2017-01-07 | 2017-01-07 | Infrared and radio number passes detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108288366A true CN108288366A (en) | 2018-07-17 |
Family
ID=62819151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710011676.4A Pending CN108288366A (en) | 2017-01-07 | 2017-01-07 | Infrared and radio number passes detector |
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Application publication date: 20180717 |