CN108984188A - A kind of WIFI Program download - Google Patents
A kind of WIFI Program download Download PDFInfo
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- CN108984188A CN108984188A CN201810915642.2A CN201810915642A CN108984188A CN 108984188 A CN108984188 A CN 108984188A CN 201810915642 A CN201810915642 A CN 201810915642A CN 108984188 A CN108984188 A CN 108984188A
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- G—PHYSICS
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/61—Installation
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Abstract
A kind of WIFI Program download belongs to SCM program download technology field more particularly to a kind of WIFI Program download.The present invention provides a kind of WIFI Program download easy to use, work efficiency is high.The present invention includes program downloading transmitter and program downloading receiver, it includes transmitting terminal microprocessor that its structural feature program, which downloads transmitter, USB circuit, transmitting terminal data storage circuitry, transmitting terminal WIFI circuit and transmitting terminal function switch circuit, the data transmission port of transmitting terminal microprocessor by transmitting terminal function switch circuit respectively with USB circuit, transmitting terminal WIFI circuit is connected, the data access port of transmitting terminal microprocessor is connected with transmitting terminal data storage circuitry, the switch-over control signal output port of transmitting terminal microprocessor is connected with the switch-over control signal input port of transmitting terminal function switch circuit.
Description
Technical field
The invention belongs to SCM program download technology field more particularly to a kind of WIFI Program downloads.
Background technique
Program after compiling downloads to single-chip microcontroller, and single-chip microcontroller is worked as by specific timing using the specific port of single-chip microcontroller
A rom chip is done, single-chip microcontroller is placed on universal programming and is programmed, program burn writing is into single-chip microcontroller.In programming, complete to list
The programming of piece machine program, needs download instruction, carries out erasing ROM, reads in the processes such as data, programming ROM and verification ROM.
Common SCM program downloading at present, a kind of downloading program are with dedicated downloading wire by program burn writing to monolithic
In machine, but to plank debugging or the upgrade procedure being mounted on large-scale teaching equipment containing single-chip microcontroller has been carried out, more people are with one
When teaching equipment, student need to be lined up by the PC machine to equipment for respectively having oneself in arms, under the downloading wire ability that individual also wants company commander long
Carry SCM program.Another kind downloading program is the operation by program burn writing into single-chip microcontroller with dedicated off line program downloader
Process is that program off line downloader is removed after first passing through PC machine USB port downloading program, then is inserted into single-chip microcontroller downloading mouth on plank and is burnt
It programs, when one teaching equipment of the more people of student, student also has to be lined up, and is first obtained from PC machine with program off line downloader
Calling program, then with program off line downloader programming single-chip microcontroller, student operates, leaves, repeatedly between PC machine of being dashing about all day and equipment.For
Teaching process, both modes, which download program, inconvenient.
Summary of the invention
The present invention addresses the above problem, provides a kind of WIFI Program download easy to use, work efficiency is high.
To achieve the above object, the present invention adopts the following technical scheme that, the present invention includes program downloading transmitter and program
Receiver is downloaded, structural feature program downloading transmitter includes transmitting terminal microprocessor, USB circuit, transmitting end data storage
Circuit, transmitting terminal WIFI circuit and transmitting terminal function switch circuit, the data transmission port of transmitting terminal microprocessor pass through transmitting
End function switch circuit be connected respectively with USB circuit, transmitting terminal WIFI circuit, the data access port of transmitting terminal microprocessor and
Transmitting terminal data storage circuitry is connected, switch-over control signal output port and transmitting terminal the function switch electricity of transmitting terminal microprocessor
The switch-over control signal input port on road is connected；
It includes receiving end microprocessor, receiving end data storage circuitry, receiving end WIFI circuit and reception that program, which downloads receiver,
Hold function switch circuit, the data transmission port of receiving end microprocessor by receiving end function switch circuit respectively with downloading
Mouth, receiving end WIFI circuit are connected, and the data access port of receiving end microprocessor is connected with receiving end data storage circuitry, connects
The switch-over control signal output port of receiving end microprocessor and the switch-over control signal input port of receiving end function switch circuit
It is connected.
As a preferred embodiment, transmitting terminal microprocessor of the present invention use ATMEGA32 chip IC 0, the 12 of IC0
Foot is connected with the one end crystal oscillator Y1, the one end capacitor C1 respectively, and the capacitor C1 other end is connected with ground wire, the one end capacitor C2 respectively, capacitor
The C2 other end is connected with 13 feet of the crystal oscillator Y1 other end, IC0 respectively.
As another preferred embodiment, USB circuit of the present invention includes CH340 chip IC 1, and 14 feet of IC0 pass through electricity
Dynamic switching switch S1 first via normally closed switch is connected with the one end resistance R1,2 feet of another termination IC1 of resistance R1, and 15 feet of IC0 are logical
It crosses electronic switching switch S1 the second road normally closed switch to be connected with the one end resistance R2,3 feet of another termination IC1 of resistance R2；
7 feet of IC1 are connected with the one end crystal oscillator Y2, the one end capacitor C3 respectively, the capacitor C3 other end respectively with ground wire, the one end capacitor C4
It is connected, the capacitor C4 other end is connected with 8 feet of the crystal oscillator Y2 other end, IC1 respectively；
16 feet of IC1 are connected with the one end capacitor C6, capacitor C7 anode respectively, the capacitor C6 other end respectively with the one end capacitor C5, electricity
Hold C7 cathode, ground wire is connected, 4 feet of another termination IC1 of capacitor C5；
6 feet of IC1 connect 2 feet of USB interface J1, and 1 foot of USB interface J1 meets power supply VCC, and 5 feet of IC1 connect the 3 of USB interface J1
Foot, 1 foot of IC1 connect 4 feet and ground wire of USB interface J1.
As another preferred embodiment, transmitting terminal data storage circuitry of the present invention includes W25X80 chip IC 2, IC0
1 foot be connected with 1 foot of the one end resistance R4, IC2 respectively by resistance R3, another termination power VCC of resistance R4；2 feet of IC0 are logical
It crosses resistance R5 to be connected with 2 feet of the one end resistance R6, IC2 respectively, another termination power VCC of resistance R6；3 feet of IC0 pass through resistance
R7 is connected with 5 feet of the one end resistance R8, IC2 respectively, another termination power VCC of resistance R8；4 feet of IC0 are distinguished by resistance R9
It is connected with 6 feet of the one end resistance R10, IC2, another termination power VCC of resistance R10；
8 feet of IC2 are connected with 7 feet of IC2,3 feet of IC2, the one end capacitor C8 respectively, the capacitor C8 other end respectively with IC2 4
Foot, ground wire are connected.
As another preferred embodiment, transmitting terminal WIFI circuit of the present invention includes HX-M02 chip IC 3, and the 14 of IC0
Foot is connected by electronic switching switch S1 first via normal open switch with 40 feet of IC3, and 15 feet of IC0 pass through electronic switching switch S1
Second road normal open switch is connected with 41 feet of IC3；
30 feet of IC3 are connected with the one end resistance R11, the one end button switch SW1 respectively, button switch SW1 other end ground connection, resistance
Another termination power VCC of R11；
42 feet of IC3 are connected with the one end resistance R12, the one end capacitor C9 respectively, the resistance R12 other end respectively with 31 feet of IC3, press
The one end button switch SW2 is connected, and the button switch SW2 other end is connected with 39 feet, the ground wire of the one end capacitor C9, IC3 respectively.
As another preferred embodiment, transmitting terminal function switch circuit of the present invention includes PNP triode Q1, and the 5 of IC0
Foot is connected by resistance R13 with the cathode of light emitting diode D1, and the anode of light emitting diode D1 is respectively with light emitting diode D2's
Anode, power supply VCC, the one end resistance R15 are connected, and the cathode of light emitting diode D2 is connected by resistance R14 with 6 feet of IC0, resistance
The R15 other end is connected with the one end resistance R16, PNP triode Q1 base stage respectively, 7 feet of another termination IC0 of resistance R16, PNP tri-
Pole pipe Q1 grounded collector, PNP triode Q1 emitter respectively with diode D3 anode, electronic switching switch S1 control terminal one end
It is connected, the electronic switching switch S1 control terminal other end is connected with power supply VCC, diode D3 cathode respectively.
As another preferred embodiment, receiving end microprocessor of the present invention uses ATMEGA32 chip IC 4.
As another preferred embodiment, WIFI circuit in receiving end of the present invention includes HX-M02 chip IC 5, and the 14 of IC4
Foot is connected by electronic switching switch S2 first via normally closed switch with 40 feet of IC5, and 15 feet of IC4 pass through electronic switching switch S2
Second road normally closed switch is connected with 41 feet of IC5；
30 feet of IC5 are connected with the one end resistance R17, the one end button switch SW4 respectively, button switch SW4 other end ground connection, resistance
Another termination power VCC of R17；
42 feet of IC5 are connected with the one end resistance R18, the one end capacitor C10 respectively, the resistance R18 other end respectively with 31 feet of IC5,
The one end button switch SW5 is connected, and the button switch SW5 other end is connected with 39 feet, the ground wire of the one end capacitor C10, IC5 respectively.
Secondly, receiving end data storage circuitry of the present invention includes W25X80 chip IC 6,1 foot of IC4 passes through resistance
R19 is connected with 1 foot of the one end resistance R20, IC6 respectively, another termination power VCC of resistance R20；2 feet of IC4 pass through resistance R21
It is connected respectively with 2 feet of the one end resistance R22, IC6, another termination power VCC of resistance R22；3 feet of IC4 are distinguished by resistance R23
It is connected with 5 feet of the one end resistance R24, IC6, another termination power VCC of resistance R24；4 feet of IC4 by resistance R25 respectively with electricity
Hinder the one end R26,6 feet of IC6 are connected, another termination power VCC of resistance R26；
8 feet of IC6 are connected with 7 feet of IC6,3 feet of IC6, the one end capacitor C11 respectively, the capacitor C11 other end respectively with IC6 4
Foot, ground wire are connected.
In addition, function switch circuit in receiving end of the present invention includes PNP triode Q2,5 feet of IC4 pass through resistance R27
Be connected with the cathode of light emitting diode D4, the anode of light emitting diode D4 respectively with the anode of light emitting diode D5, power supply VCC,
The one end resistance R29 is connected, and the cathode of light emitting diode D5 is connected by resistance R28 with 6 feet of IC4, resistance R29 other end difference
It is connected with the one end resistance R30, PNP triode Q2 base stage, 7 feet of another termination IC4 of resistance R30, PNP triode Q2 collector connects
Ground, PNP triode Q2 emitter are connected with diode D6 anode, electronic switching switch S2 control terminal one end respectively, electronic switching
The switch S2 control terminal other end is connected with power supply VCC, diode D6 cathode respectively；
14 feet of IC4 are connected by electronic switching switch S2 first via normal open switch with 2 feet of downloading mouth J2, and 15 feet of IC4 are logical
It crosses electronic switching switch S2 the second road normal open switch and is connected with 3 feet for downloading mouth J2,1 foot of downloading mouth J2 meets power supply VCC, downloads
The 4 feet ground connection of mouth J2.
Beneficial effect of the present invention.
The present invention is suitable for the plank containing single-chip microcontroller on large-scale teaching equipment, and student need to frequently change for programming experiment
SCM program is write, debugged or upgraded, and is not easy to the environment of line program burn writing.
The present invention is in use, program downloading transmitter is connect with PC machine USB, and program downloads receiver and single-chip microcontroller downloads mouth
Connection；It is easy to connect, it is easy to operate.
The present invention can download program without line connection, and work efficiency is high.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and detailed description.The scope of the present invention not only limits to
In the statement of the following contents.
Fig. 1 is USB circuit schematic diagram of the present invention.
Fig. 2 is transmitting terminal data storage circuitry schematic diagram of the present invention.
Fig. 3 is transmitting terminal WIFI circuit diagram of the present invention.
Fig. 4 is transmitting terminal function switch circuit diagram of the present invention.
Fig. 5 is WIFI circuit diagram in receiving end of the present invention.
Fig. 6 is data storage circuitry schematic diagram in receiving end of the present invention.
Fig. 7 is function switch circuit diagram in receiving end of the present invention.
Specific embodiment
As shown, the present invention includes program downloading transmitter and program downloading receiver, program downloading transmitter includes
Transmitting terminal microprocessor, USB circuit, transmitting terminal data storage circuitry, transmitting terminal WIFI circuit and transmitting terminal function switch circuit,
The data transmission port of transmitting terminal microprocessor is electric with USB circuit, transmitting terminal WIFI respectively by transmitting terminal function switch circuit
Road is connected, and the data access port of transmitting terminal microprocessor is connected with transmitting terminal data storage circuitry, transmitting terminal microprocessor
Switch-over control signal output port is connected with the switch-over control signal input port of transmitting terminal function switch circuit；
It includes receiving end microprocessor, receiving end data storage circuitry, receiving end WIFI circuit and reception that program, which downloads receiver,
Hold function switch circuit, the data transmission port of receiving end microprocessor by receiving end function switch circuit respectively with downloading
Mouth, receiving end WIFI circuit are connected, and the data access port of receiving end microprocessor is connected with receiving end data storage circuitry, connects
The switch-over control signal output port of receiving end microprocessor and the switch-over control signal input port of receiving end function switch circuit
It is connected.
The transmitting terminal microprocessor use ATMEGA32 chip IC 0,12 feet of IC0 respectively with the one end crystal oscillator Y1, capacitor
The one end C1 is connected, and the capacitor C1 other end is connected with ground wire, the one end capacitor C2 respectively, and the capacitor C2 other end is another with crystal oscillator Y1 respectively
End, 13 feet of IC0 are connected.
The USB circuit includes CH340 chip IC 1, and 14 feet of IC0 pass through electronic switching switch S1 first via normally closed switch
It is connected with the one end resistance R1,2 feet of another termination IC1 of resistance R1,15 feet of IC0 are normally closed by the second tunnel electronic switching switch S1
Switch is connected with the one end resistance R2,3 feet of another termination IC1 of resistance R2；
7 feet of IC1 are connected with the one end crystal oscillator Y2, the one end capacitor C3 respectively, the capacitor C3 other end respectively with ground wire, the one end capacitor C4
It is connected, the capacitor C4 other end is connected with 8 feet of the crystal oscillator Y2 other end, IC1 respectively；
16 feet of IC1 are connected with the one end capacitor C6, capacitor C7 anode respectively, the capacitor C6 other end respectively with the one end capacitor C5, electricity
Hold C7 cathode, ground wire is connected, 4 feet of another termination IC1 of capacitor C5；
6 feet of IC1 connect 2 feet of USB interface J1, and 1 foot of USB interface J1 meets power supply VCC, and 5 feet of IC1 connect the 3 of USB interface J1
Foot, 1 foot of IC1 connect 4 feet and ground wire of USB interface J1.
See Fig. 1, the switching chip IC 1 of usb bus selects CH340.S1 is electronic switching switch, and J1 is USB interface.Micro- place
The external crystal oscillator 11.0592MHZ of device IC0 is managed, load capacitance C1 and C2 select 22P.IC1 external crystal oscillator 12MHZ, load capacitance C3 and
C4 selects 22P.Not electronic switching switch S1, two normally-closed contact are connect respectively on resistance R1 and resistance R2, resistance R1 and electricity
Resistance R2 connects on the port IC1 TXD and RXD respectively again.It is read on the TXD of the port IC1 by resistance R1 the port microprocessor RXD IC0
The port IC1 RXD is given by resistance R2 down-transmitting data in the data of biography, the port microprocessor TXD IC0.
The USB interface J1 grafting of program downloading transmitter enters PC machine USB interface, and by USB circuit, PC machine is realized and micro- place
Manage device IC0 data exchange.
The transmitting terminal data storage circuitry includes W25X80 chip IC 2,1 foot of IC0 by resistance R3 respectively with resistance
The one end R4,1 foot of IC2 are connected, another termination power VCC of resistance R4；2 feet of IC0 by resistance R5 respectively with the one end resistance R6,
2 feet of IC2 are connected, another termination power VCC of resistance R6；3 feet of IC0 by resistance R7 respectively with the one end resistance R8, IC2 5
Foot is connected, another termination power VCC of resistance R8；4 feet of IC0 pass through the resistance R9 6 foot phases with the one end resistance R10, IC2 respectively
Even, another termination power VCC of resistance R10；
8 feet of IC2 are connected with 7 feet of IC2,3 feet of IC2, the one end capacitor C8 respectively, the capacitor C8 other end respectively with IC2 4
Foot, ground wire are connected.
See that Fig. 2, IC2 are high-speed memory, model W25X80, memory capacity 8MB.PB0~PB3 of IC0 microprocessor
Port passes through resistance R3, R5, R7, R9 respectively and connects with the port IC1/CS, DO, DIO, CLK, and/CS is that piece selects mouth, and DO is that data are defeated
Outlet, DIO is I/O mouthfuls of data, and CLK is clock mouth.The one end resistance R4, R6, R8, R10 connects on VCC respectively, plays pull-up resistor
Effect.
By data storage circuitry, microprocessor IC0 is realized and the reading of 2 data of memory IC and the storage of data.PC
Machine is uploaded to the data of microprocessor IC0, is stored in IC2 memory.
The transmitting terminal WIFI circuit includes HX-M02 chip IC 3, and 14 feet of IC0 pass through the electronic switching switch S1 first via
Normal open switch is connected with 40 feet of IC3,41 feet that 15 feet of IC0 pass through electronic switching switch S1 the second road normal open switch and IC3
It is connected；
30 feet of IC3 are connected with the one end resistance R11, the one end button switch SW1 respectively, button switch SW1 other end ground connection, resistance
Another termination power VCC of R11；
42 feet of IC3 are connected with the one end resistance R12, the one end capacitor C9 respectively, the resistance R12 other end respectively with 31 feet of IC3, press
The one end button switch SW2 is connected, and the button switch SW2 other end is connected with 39 feet, the ground wire of the one end capacitor C9, IC3 respectively.
See Fig. 3, WIFI module IC3, model HX-M02WIFI wireless transparent transmission module, it is a high-performance, high sexual valence
The embedded WIFI module of ratio, maximum feature are that configuration is simple, starting speed is fast, most start speed fastly less than 1 second.Resistance
The one end R11, R12 connects on VCC respectively, plays pull-up resistor.The port CONFIG of IC3 is radio configuration model selection control
Donsole, low level is effective, operation inching button SW1 control.The port RESTORE of IC3, configuration mode select control mouth, low electricity
It is flat effectively to operate inching button SW2, restore WIFI module factory-said value.
Electronic S1 switching switch, electronic switching switch S1 are switched on two normally opened contacts, the port IC0 RXD and TXD, point
It does not connect on the port UART1_TX and the port UART1_RX of WIFI module IC3.
The data that WIFI module IC3 wireless receiving arrives are uploaded to the port of microprocessor IC0 by its port UART1_TX
RXD.The wireless data that microprocessor IC0 is issued, by the port UART1_RX for being transmitted to WIFI module IC3 under its port TXD.
By WIFI circuit, microprocessor IC0 realizes that control WIFI module IC3 issues wireless data.
The transmitting terminal function switch circuit includes PNP triode Q1, and 5 feet of IC0 pass through resistance R13 and light emitting diode
The cathode of D1 is connected, the anode of light emitting diode D1 respectively with the anode of light emitting diode D2, power supply VCC, the one end resistance R15 phase
Even, the cathode of light emitting diode D2 is connected by resistance R14 with 6 feet of IC0, the resistance R15 other end respectively with resistance R16 mono-
End, PNP triode Q1 base stage are connected, 7 feet of another termination IC0 of resistance R16, PNP triode Q1 grounded collector, tri- pole PNP
Pipe Q1 emitter is connected with diode D3 anode, electronic switching switch S1 control terminal one end respectively, electronic switching switch S1 control
The end other end is connected with power supply VCC, diode D3 cathode respectively.
See that Fig. 4, D1 and D2 are light emitting diodes, plays working status indication.When PC machine and microprocessor IC0 data are handed over
When changing, D1 flash for prompting.As microprocessor IC0 and WIFI module wireless data transceiving, D2 flash for prompting.D3 is two pole of afterflow
Pipe, shields.SW3 inching button is operated, microprocessor IC0 wipes data in data storage.
Triode Q1 model 8550 drives electronic switching switch S1, is controlled by the port PB6 of IC0, when PB6 output is low
When level, triode Q1 saturation conduction, S1 obtains electric, and the double-pole of electronic switching switch S1 leaves two normally-closed contacts, is switched to two
On a normally opened contact, microprocessor IC0 and WIFI circuit are connected.When PB6 exports high level, triode Q1 cut-off, S1 power-off,
The double-pole of S1 returns on two normally-closed contacts, and microprocessor IC0 and USB circuit are connected.
By function switch circuit, electronic switching switch S1, microprocessor IC0 is driven to realize and USB circuit and WIFI mould
Switch between block circuit, completes data exchange.
The USB interface J1 grafting of program downloading transmitter enters PC machine USB interface, by USB circuit, PC machine and microprocessor
Data exchange is carried out between IC0.The program PC machine of compiled single-chip microcontroller downloading is uploaded to microprocessor IC0.Microprocessor
IC0 controls data storage circuitry, in the program data deposit memory IC 2 for the downloading that PC machine is uploaded.Microprocessor IC0, then
The double-pole of control function switching circuit, electronic switching switch S1 leaves two normally-closed contacts, is switched on two normally opened contacts, micro-
Processor IC0 and WIFI circuit are connected.Microprocessor IC0 reads the program data downloaded in memory IC 2 to WIFI module, control
WIFI processed wirelessly issues data.
Program downloads transmitter, realizes that the program data for the single-chip microcontroller downloading that PC machine uploads first keeps in data storage
In IC2, microprocessor IC0 control, after circuit switching, then the program data downloaded from data storage IC2 reading single-chip microcontroller, by
WIFI module wirelessly issues.
The receiving end microprocessor uses ATMEGA32 chip IC 4.
The receiving end WIFI circuit includes HX-M02 chip IC 5, and 14 feet of IC4 pass through the electronic switching switch S2 first via
Normally closed switch is connected with 40 feet of IC5,41 feet that 15 feet of IC4 pass through electronic switching switch S2 the second road normally closed switch and IC5
It is connected；
30 feet of IC5 are connected with the one end resistance R17, the one end button switch SW4 respectively, button switch SW4 other end ground connection, resistance
Another termination power VCC of R17；
42 feet of IC5 are connected with the one end resistance R18, the one end capacitor C10 respectively, the resistance R18 other end respectively with 31 feet of IC5,
The one end button switch SW5 is connected, and the button switch SW5 other end is connected with 39 feet, the ground wire of the one end capacitor C10, IC5 respectively.
See Fig. 5, WIFI module IC5, model HX-M02WIFI wireless transparent transmission module.The one end resistance R17, R18 connects respectively
On VCC, play pull-up resistor.The port CONFIG of IC5 is radio configuration model selection control mouth, and low level is effective, behaviour
Make inching button SW4 control.The port RESTORE of IC5, configuration mode select control mouth, and low level is effective, operate inching button
SW5 restores WIFI module factory-said value.
Not electronic switching switch S2, the port microprocessor IC4 RXD and TXD are connect respectively by two normally-closed contacts of S2
On the port UART1_TX and the port UART1_RX of WIFI module IC5.
The data that WIFI module IC5 wireless receiving arrives are uploaded to the port of microprocessor IC4 by its port UART1_TX
RXD.The wireless data that microprocessor IC4 is issued, by the port UART1_RX for being transmitted to WIFI module IC5 under its port TXD.
By WIFI circuit, microprocessor IC4, which is realized, receives the program downloading transmitter hair that program downloading transmitter issues
Wireless data out.
The receiving end data storage circuitry includes W25X80 chip IC 6,1 foot of IC4 by resistance R19 respectively with resistance
The one end R20,1 foot of IC6 are connected, another termination power VCC of resistance R20；2 feet of IC4 by resistance R21 respectively with resistance R22
One end, 2 feet of IC6 are connected, another termination power VCC of resistance R22；3 feet of IC4 by resistance R23 respectively with resistance R24 mono-
End, 5 feet of IC6 are connected, another termination power VCC of resistance R24；4 feet of IC4 by resistance R25 respectively with the one end resistance R26,
6 feet of IC6 are connected, another termination power VCC of resistance R26；
8 feet of IC6 are connected with 7 feet of IC6,3 feet of IC6, the one end capacitor C11 respectively, the capacitor C11 other end respectively with IC6 4
Foot, ground wire are connected.
See that Fig. 6, IC6 are high-speed memory, model W25X80, memory capacity 8MB.PB0~PB3 of IC4 microprocessor
Port passes through resistance R19, R21, R23, R25 respectively and connects with the port IC6/CS, DO, DIO, CLK.Resistance R20, R22, R24,
The one end R26 connects on VCC respectively, plays pull-up resistor.By data storage circuitry, microprocessor IC4 is realized and memory
The reading of IC6 data and the storage of data.By WIFI circuit, the received program downloading transmitter of microprocessor IC4 is issued
Wireless data, and be stored in IC6 memory.
The receiving end function switch circuit includes PNP triode Q2, and 5 feet of IC4 pass through resistance R27 and light emitting diode
The cathode of D4 is connected, the anode of light emitting diode D4 respectively with the anode of light emitting diode D5, power supply VCC, the one end resistance R29 phase
Even, the cathode of light emitting diode D5 is connected by resistance R28 with 6 feet of IC4, the resistance R29 other end respectively with resistance R30 mono-
End, PNP triode Q2 base stage are connected, 7 feet of another termination IC4 of resistance R30, PNP triode Q2 grounded collector, tri- pole PNP
Pipe Q2 emitter is connected with diode D6 anode, electronic switching switch S2 control terminal one end respectively, electronic switching switch S2 control
The end other end is connected with power supply VCC, diode D6 cathode respectively；
14 feet of IC4 are connected by electronic switching switch S2 first via normal open switch with 2 feet of downloading mouth J2, and 15 feet of IC4 are logical
It crosses electronic switching switch S2 the second road normal open switch and is connected with 3 feet for downloading mouth J2,1 foot of downloading mouth J2 meets power supply VCC, downloads
The 4 feet ground connection of mouth J2.
See that Fig. 7, D4 and D5 are light emitting diodes, plays working status indication.When microprocessor IC4 and WIFI module without
When line data transmit-receive, D4 flash for prompting.When microprocessor IC4 downloads program to single-chip microcontroller, D5 flash for prompting.D6 is afterflow two
Pole pipe shields.SW6 inching button is operated, microprocessor IC4 wipes data in data storage IC6.
Triode Q2 model 8550 drives electronic switching switch S2, is controlled by the port PB6 of IC4, when PB6 output is low
When level, triode Q2 saturation conduction, S2 obtains electric, and the double-pole of electronic switching switch S2 leaves two normally-closed contacts, is switched to two
On a normally opened contact, microprocessor IC4 and downloading mouth J2 are connected.When PB6 exports high level, triode Q2 cut-off, S2 power-off,
The double-pole of S2 returns on two normally-closed contacts, and microprocessor IC4 and WIFI circuit are connected.
By function switch circuit, electronic switching switch S2, microprocessor IC4 is driven to realize and downloading mouth J2 and WIFI mould
Switch between block circuit, completes data exchange.
The downloading mouth J2 grafting of program downloading receiver enters single-chip microcontroller download interface.Received under program by its WIFI circuit
Carry the program data for the single-chip microcontroller downloading that transmitter is sent by its WIFI circuit.Program downloads the microprocessor IC4 of receiver,
Data storage circuitry is controlled, in the program data deposit memory IC 6 that first single-chip microcontroller of receiving is downloaded.Microprocessor IC4, then
The double-pole of control function switching circuit, electronic switching switch S2 leaves two normally-closed contacts, is switched on two normally opened contacts, micro-
Processor IC4 and downloading mouth J2 circuit are connected.The program data that microprocessor IC4 reads single-chip microcontroller downloading in memory IC 6 is given
Mouth J2 is downloaded, downloads program into single-chip microcontroller.
Program downloads receiver, and the program of single-chip microcontroller downloading is received by WIFI, is first kept in data storage, micro-
Processor IC4 control, after circuit switching, then the program data that reading single-chip microcontroller is downloaded from data storage IC6, pass through downloading
Mouth J2 downloading program is into single-chip microcontroller.
It is understood that being merely to illustrate the present invention above with respect to specific descriptions of the invention and being not limited to this
Technical solution described in inventive embodiments, those skilled in the art should understand that, still the present invention can be carried out
Modification or equivalent replacement, to reach identical technical effect；As long as meet use needs, all protection scope of the present invention it
It is interior.
Claims (10)
1. a kind of WIFI Program download, including program downloading transmitter and program download receiver, it is characterised in that under program
Carrying transmitter includes transmitting terminal microprocessor, USB circuit, transmitting terminal data storage circuitry, transmitting terminal WIFI circuit and transmitting terminal
Function switch circuit, the data transmission port of transmitting terminal microprocessor by transmitting terminal function switch circuit respectively with USB circuit,
Transmitting terminal WIFI circuit is connected, and the data access port of transmitting terminal microprocessor is connected with transmitting terminal data storage circuitry, transmitting
Hold the switch-over control signal input port phase of the switch-over control signal output port and transmitting terminal function switch circuit of microprocessor
Even；
It includes receiving end microprocessor, receiving end data storage circuitry, receiving end WIFI circuit and reception that program, which downloads receiver,
Hold function switch circuit, the data transmission port of receiving end microprocessor by receiving end function switch circuit respectively with downloading
Mouth, receiving end WIFI circuit are connected, and the data access port of receiving end microprocessor is connected with receiving end data storage circuitry, connects
The switch-over control signal output port of receiving end microprocessor and the switch-over control signal input port of receiving end function switch circuit
It is connected.
2. a kind of WIFI Program download according to claim 1, it is characterised in that transmitting terminal microprocessor uses
ATMEGA32 chip IC 0,12 feet of IC0 are connected with the one end crystal oscillator Y1, the one end capacitor C1 respectively, the capacitor C1 other end respectively with ground
Line, the one end capacitor C2 are connected, and the capacitor C2 other end is connected with 13 feet of the crystal oscillator Y1 other end, IC0 respectively.
3. a kind of WIFI Program download according to claim 2, it is characterised in that the USB circuit includes CH340 chip
14 feet of IC1, IC0 are connected by electronic switching switch S1 first via normally closed switch with the one end resistance R1, another termination of resistance R1
15 feet of 2 feet of IC1, IC0 are connected by electronic switching switch S1 the second road normally closed switch with the one end resistance R2, and resistance R2 is another
Terminate 3 feet of IC1；
7 feet of IC1 are connected with the one end crystal oscillator Y2, the one end capacitor C3 respectively, the capacitor C3 other end respectively with ground wire, the one end capacitor C4
It is connected, the capacitor C4 other end is connected with 8 feet of the crystal oscillator Y2 other end, IC1 respectively；
16 feet of IC1 are connected with the one end capacitor C6, capacitor C7 anode respectively, the capacitor C6 other end respectively with the one end capacitor C5, electricity
Hold C7 cathode, ground wire is connected, 4 feet of another termination IC1 of capacitor C5；
6 feet of IC1 connect 2 feet of USB interface J1, and 1 foot of USB interface J1 meets power supply VCC, and 5 feet of IC1 connect the 3 of USB interface J1
Foot, 1 foot of IC1 connect 4 feet and ground wire of USB interface J1.
4. a kind of WIFI Program download according to claim 2, it is characterised in that the transmitting terminal data storage circuitry packet
W25X80 chip IC 2 is included, 1 foot of IC0 is connected with 1 foot of the one end resistance R4, IC2 respectively by resistance R3, the resistance R4 other end
Meet power supply VCC；2 feet of IC0 are connected with 2 feet of the one end resistance R6, IC2 respectively by resistance R5, another termination power of resistance R6
VCC；3 feet of IC0 are connected with 5 feet of the one end resistance R8, IC2 respectively by resistance R7, another termination power VCC of resistance R8；IC0
4 feet be connected with 6 feet of the one end resistance R10, IC2 respectively by resistance R9, another termination power VCC of resistance R10；
8 feet of IC2 are connected with 7 feet of IC2,3 feet of IC2, the one end capacitor C8 respectively, the capacitor C8 other end respectively with IC2 4
Foot, ground wire are connected.
5. a kind of WIFI Program download according to claim 2, it is characterised in that the transmitting terminal WIFI circuit includes HX-
14 feet of M02 chip IC 3, IC0 are connected by electronic switching switch S1 first via normal open switch with 40 feet of IC3,15 feet of IC0
It is connected by electronic switching switch S1 the second road normal open switch with 41 feet of IC3；
30 feet of IC3 are connected with the one end resistance R11, the one end button switch SW1 respectively, button switch SW1 other end ground connection, resistance
Another termination power VCC of R11；
42 feet of IC3 are connected with the one end resistance R12, the one end capacitor C9 respectively, the resistance R12 other end respectively with 31 feet of IC3, press
The one end button switch SW2 is connected, and the button switch SW2 other end is connected with 39 feet, the ground wire of the one end capacitor C9, IC3 respectively.
6. a kind of WIFI Program download according to claim 3, it is characterised in that the transmitting terminal function switch circuit packet
PNP triode Q1 is included, 5 feet of IC0 are connected by resistance R13 with the cathode of light emitting diode D1, the anode of light emitting diode D1
It is connected respectively with the anode of light emitting diode D2, power supply VCC, the one end resistance R15, the cathode of light emitting diode D2 passes through resistance
R14 is connected with 6 feet of IC0, and the resistance R15 other end is connected with the one end resistance R16, PNP triode Q1 base stage respectively, resistance R16
It is another termination IC0 7 feet, PNP triode Q1 grounded collector, PNP triode Q1 emitter respectively with diode D3 anode, electricity
Dynamic switching switch S1 control terminal one end is connected, and the electronic switching switch S1 control terminal other end is negative with power supply VCC, diode D3 respectively
Extremely it is connected.
7. a kind of WIFI Program download according to claim 1, it is characterised in that the receiving end microprocessor uses
ATMEGA32 chip IC 4.
8. a kind of WIFI Program download according to claim 7, it is characterised in that the receiving end WIFI circuit includes HX-
14 feet of M02 chip IC 5, IC4 are connected by electronic switching switch S2 first via normally closed switch with 40 feet of IC5,15 feet of IC4
It is connected by electronic switching switch S2 the second road normally closed switch with 41 feet of IC5；
30 feet of IC5 are connected with the one end resistance R17, the one end button switch SW4 respectively, button switch SW4 other end ground connection, resistance
Another termination power VCC of R17；
42 feet of IC5 are connected with the one end resistance R18, the one end capacitor C10 respectively, the resistance R18 other end respectively with 31 feet of IC5,
The one end button switch SW5 is connected, and the button switch SW5 other end is connected with 39 feet, the ground wire of the one end capacitor C10, IC5 respectively.
9. a kind of WIFI Program download according to claim 7, it is characterised in that the receiving end data storage circuitry packet
W25X80 chip IC 6 is included, 1 foot of IC4 is connected with 1 foot of the one end resistance R20, IC6 respectively by resistance R19, and resistance R20 is another
Termination power VCC；2 feet of IC4 are connected with 2 feet of the one end resistance R22, IC6 respectively by resistance R21, another termination of resistance R22
Power supply VCC；3 feet of IC4 are connected with 5 feet of the one end resistance R24, IC6 respectively by resistance R23, another termination power of resistance R24
VCC；4 feet of IC4 are connected with 6 feet of the one end resistance R26, IC6 respectively by resistance R25, another termination power VCC of resistance R26；
8 feet of IC6 are connected with 7 feet of IC6,3 feet of IC6, the one end capacitor C11 respectively, the capacitor C11 other end respectively with IC6 4
Foot, ground wire are connected.
10. a kind of WIFI Program download according to claim 8, it is characterised in that the receiving end function switch circuit packet
PNP triode Q2 is included, 5 feet of IC4 are connected by resistance R27 with the cathode of light emitting diode D4, the anode of light emitting diode D4
It is connected respectively with the anode of light emitting diode D5, power supply VCC, the one end resistance R29, the cathode of light emitting diode D5 passes through resistance
R28 is connected with 6 feet of IC4, and the resistance R29 other end is connected with the one end resistance R30, PNP triode Q2 base stage respectively, resistance R30
It is another termination IC4 7 feet, PNP triode Q2 grounded collector, PNP triode Q2 emitter respectively with diode D6 anode, electricity
Dynamic switching switch S2 control terminal one end is connected, and the electronic switching switch S2 control terminal other end is negative with power supply VCC, diode D6 respectively
Extremely it is connected；
14 feet of IC4 are connected by electronic switching switch S2 first via normal open switch with 2 feet of downloading mouth J2, and 15 feet of IC4 are logical
It crosses electronic switching switch S2 the second road normal open switch and is connected with 3 feet for downloading mouth J2,1 foot of downloading mouth J2 meets power supply VCC, downloads
The 4 feet ground connection of mouth J2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810915642.2A CN108984188B (en) | 2018-08-13 | 2018-08-13 | WIFI program downloader |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810915642.2A CN108984188B (en) | 2018-08-13 | 2018-08-13 | WIFI program downloader |
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| CN108984188A true CN108984188A (en) | 2018-12-11 |
| CN108984188B CN108984188B (en) | 2022-03-25 |
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| CN108984188B (en) | 2022-03-25 |
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