CN114880275B - Generalized program transmission system capable of memorizing operation steps and transmission method - Google Patents
Generalized program transmission system capable of memorizing operation steps and transmission method Download PDFInfo
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- CN114880275B CN114880275B CN202210527338.7A CN202210527338A CN114880275B CN 114880275 B CN114880275 B CN 114880275B CN 202210527338 A CN202210527338 A CN 202210527338A CN 114880275 B CN114880275 B CN 114880275B
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 138
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000006870 function Effects 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 239000003990 capacitor Substances 0.000 claims description 29
- 238000007599 discharging Methods 0.000 claims description 4
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/76—Architectures of general purpose stored program computers
- G06F15/78—Architectures of general purpose stored program computers comprising a single central processing unit
- G06F15/7807—System on chip, i.e. computer system on a single chip; System in package, i.e. computer system on one or more chips in a single package
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/61—Installation
- G06F8/63—Image based installation; Cloning; Build to order
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention discloses a generalized program transmission system and method capable of memorizing operation steps. The transmission system comprises a voltage conversion circuit, a power supply change-over switch, an output interface, a transmission control circuit, a driving circuit, a transmission function circuit, a touch screen and a memory circuit. The transmission system and the method can realize one-key full-automatic program transmission of the existing chip supporting serial port transmission, can record configuration parameters after only needing to be configured for the first time when the same singlechip burns programs, and only needs to call out corresponding parameters for use when the programs of the same singlechip are burnt next time, and are simple to operate, wide in application range and high in efficiency.
Description
Technical Field
The invention relates to the field, in particular to a memorable operation step generalized program transmission system and a design method.
Background
The single chip microcomputer is also called as a single chip microcomputer, i.e. a computer system is integrated on a chip. It is not a chip that performs a single logic function, and, in contrast to a computer, lacks an I/O interface device. In summary, the following is said: a chip integrates a computer, so that the chip has small volume, light weight and low price, and provides convenience for people to learn, apply and develop. Along with the rapid development of electronic technology, various singlechips are designed, and the program transmission modes are various, so that a plurality of difficulties are brought to developers, especially beginners.
Disclosure of Invention
The present invention aims to provide a generalized program transmission system and a generalized program transmission method which have wide application range and are easy to operate and use.
In order to solve the technical problems, the invention adopts the following technical scheme:
a generalized program transmission system capable of memorizing operation steps comprises a voltage conversion circuit, a power supply change-over switch, an output interface, a transmission control circuit, a driving circuit, a transmission function circuit, a touch screen and a memory circuit;
the power supply switch is used for switching the voltage output by the voltage conversion circuit to be 5V or 3.3V and supplying power to other circuits;
transmitting the configured transmission instruction to a transmission control circuit through the touch screen, and simultaneously storing the configured transmission instruction data in a memory circuit;
the transmission control circuit controls RST and BOOT working time sequences required by the transmission of the driving circuit according to the received transmission instruction;
the transmission function circuit is communicated with the upper computer through the USB interface of the upper computer and waits for a control instruction of the driving circuit according to the working time sequence of RST and BOOT, and downloads and transmits data of the upper computer to the singlechip communicated with the output interface.
Further, the control chip of the transmission control circuit core is a microcontroller chip ATtiny85; the core chip of the transmission function circuit is a USB-to-serial level conversion chip CH340K.
Further, a pin 4 USB_D+ and a pin 5 USB_D-of the micro controller chip are digital signal output pins and are connected to a pin 1 UD and a pin 2 UD of the USB serial port level conversion chip; the No. 4 pin DTR# of the USB-to-serial level conversion chip is connected to the cathodes of the second capacitor and the third diode; the second capacitor is connected to the cathode of the first diode, the anode of the first diode is connected to the No. 6 pin RTS# of the USB-to-serial level conversion chip, and the level control of the No. 6 pin RTS# of the USB-to-serial level conversion chip is realized through the charge and discharge of the second capacitor; the anode of the third diode is connected to a second resistor, the second resistor is connected with a power supply VCC through the third resistor, the second resistor is connected to the ground GND through a fifth capacitor, the second resistor is also connected to the base electrode of the triode, and the fifth capacitor is controlled to enable the triode to be turned on and off through the charging of the power supply VCC and the discharging of the third resistor; the collector of the triode is connected to the power supply VCC through a fourth capacitor, and meanwhile, the collector of the triode is connected to the ground GND through a first resistor, and the fourth capacitor realizes high-low level control on the collector of the triode through charging of the power supply VCC and discharging of the first resistor.
Further, the two output interfaces are respectively a standard data interface and a common bonding pad interface, and when the specifications of the singlechips connected with the 2 output interfaces are the same, the data of the upper computer can be downloaded and transmitted to the two singlechips at the same time according to the target port selected by the upper computer; otherwise, the target port set by the touch screen or the upper computer software can only download and transmit the data of the upper computer to the set 1 single chip microcomputer.
A generalized program transmission method capable of memorizing operation steps comprises the following steps:
step 1: transmitting a required transmission control level signal to a transmission control circuit through a touch screen;
step 2: the transmission control circuit configures a transmission function circuit through the driving circuit;
step 3: after configuration is completed, the transmission control circuit sends a ready instruction to the upper computer through the USB interface of the upper computer;
step 4: after receiving the ready instruction, the upper computer sends a downloading instruction to the transmission control circuit according to the configuration setting;
step 5: the transmission control circuit receives the downloading instruction, and controls the transmission function circuit to start transmitting the program file to be burned to the accessed singlechip through the driving circuit;
step 6: after the transmission is completed, feeding back a transmission completion signal to the upper computer, and simultaneously sending a completion instruction to the transmission control circuit;
step 7: and after receiving the completion instruction, the transmission control circuit completes transmission and waits for the touch screen to be triggered again.
Further, in step 4, after the upper computer receives the instruction, the target port, the transmission rate and the program file to be burned are selected according to configuration setting; and after the selection is completed, sending a downloading instruction to the transmission control circuit.
Further, in step 7, after the transmission control circuit receives the completion instruction, whether to store the current configuration information is prompted by the touch screen;
if the storage is selected, storing the configuration information into a memory circuit according to the input storage name;
otherwise, the transmission is directly completed.
Further, the configuration in step 2 includes the target port, the transmission rate, the program file to be burned, and the operation timing required by the driving circuit during transmission.
Further, the configuration in step 7 includes the target port, the transmission rate, the program file to be burned, and the operation timing required by the driving circuit when transmitting.
The invention has the beneficial effects that:
the transmission system and the method can realize one-key full-automatic program transmission of the existing chip supporting serial port transmission, can record configuration parameters after only needing to be configured for the first time when the same singlechip burns programs, can only need to call out corresponding parameters for use when the programs of the same singlechip are burnt next time (the configuration of the same singlechip on a touch screen is completely the same), and are simple to operate, wide in application range and high in efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the prior art, the drawings that are required to be used in the description of the embodiments or the prior art are briefly described below, which description is made for the purpose of illustrating the general principles of the present invention and should not be taken in a limiting sense. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from the structure of these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a schematic diagram showing the overall configuration of a program transmission system according to a first aspect of the present invention;
FIG. 2 is a schematic circuit diagram of a design method of a program transmission system according to a second aspect of the present invention;
FIG. 3 is a flow chart showing the overall control of a control and operation method of a program transmission system according to the present invention;
FIG. 4 is a flow chart of the control and operation of the upper computer of the program transmission system according to the present invention;
FIG. 5 is a flowchart illustrating a method of controlling and operating a program delivery system according to the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
Example 1
Fig. 1 shows a schematic diagram of the overall composition of the program transmission system of the present invention. The program transmission system comprises an upper computer USB interface 01, a voltage conversion circuit 02, a power supply change-over switch 03, an output interface A04, a regulated power supply interface 05, a transmission control circuit 06, a driving circuit 07, a transmission function circuit 08, an output interface B09, a touch screen 010 and a memory circuit 011.
The core of the voltage conversion circuit 02 adopts an AMS1117 power supply chip.
The power supply change-over switch 03 is used for switching the voltage output by the voltage conversion circuit 02 to be 5V or 3.3V, and can be compatible to two different working voltages of 3.3V or 5V to supply power to chips in each circuit module.
The core of the transmission control circuit 06 is any 8-bit single-chip microcomputer supporting serial port or IIC communication, such as ATtiny85 sold in the market.
The core chip model of the transmission function circuit 08 is a commercially available USB-to-serial level conversion chip CH340K.
The transmission instruction of the system is configured through the touch screen 010 and sent to the transmission control circuit 06, meanwhile, the transmitted configuration data can be stored in the memory circuit 011, the configuration data can be conveniently called out when the touch screen 010 is used next time, and the working voltage of the transmission control circuit 06 is set to be the same because the configuration data of the same chip are the same, so that the working voltage of the transmission control circuit 06 can be set quickly.
The memory circuit 011 has a flash chip with a memory function, and the model can be a commercially available W25Q16, and has a function of recording currently transmitted configuration data or user setting data and calling the configuration data according to chip information in the configuration data.
The touch screen 010 provides the user with a simple, easy-to-operate instruction.
The transmission control circuit 06 receives control information data issued by the touch screen 010 and controls the RST and BOOT working time sequences required by the transmission of the driving circuit 07.
The driving circuit 07 is configured to receive the control command of the transmission control circuit 06, and operate according to RST and BOOT operation timings.
The transmission function circuit 08 communicates with the upper computer through the upper computer USB interface 01 and waits for the control instruction of the driving circuit 07, and downloads and transmits the data of the upper computer to the singlechip.
The output interface A04 circuit and the output interface B09 circuit are respectively used for electrically connecting the transmission function circuit 08 with the interface corresponding to the singlechip. If the specifications of the singlechips connected with the 2 output interfaces are the same, the singlechips can be transmitted simultaneously; otherwise, only 1 single-chip microcomputer can be transmitted, and the priority of the connected single-chip microcomputer can be set through a touch screen or upper computer software.
The output interface a04 is preferably a commercially available standard data interface, and may be a mini micro b. The output interface B09 is a general pad interface. The design has the advantage of being compatible with more single-chip computers in the form of interfaces.
The stabilized power interface circuit 05 is used for external power supply to provide stable power supply for the transmission system. The preferred regulated power interface circuit 05 may be a commercially available DC2.5MM interface.
Example 2
The program transmission system according to the present invention will be further described with reference to fig. 2 on the basis of embodiment 1.
The power supply changeover switch 03 can realize that the output voltage VCC of the system is switched between 3.3V or 5V. When the change-over switch is turned on, VCC is equal to 5V; when the change-over switch is dialled down, VCC is indicated to be equal to 3.3V.
The stabilized power interface circuit 05 is used for external power supply to provide stable power supply for the transmission system. The preferred regulated power interface circuit 05 may be a commercially available DC2.5MM interface. The design aim is to solve the problem that in actual use, the transmission function circuit 08 is designed on some function boards with peripheral functions, and the power supply capability of the upper computer is limited, so that the system fails to transmit programs due to insufficient power supply.
Further, in order to prevent the power supply voltage connected in from being too high or unstable, and to be compatible with a chip having an operating voltage of 3.3V or 5V, the voltage conversion circuit 02 is preferably designed. The voltage conversion circuit 02 comprises front-end filter capacitors C7 and C8, a power supply chip U3, rear-end filter capacitors C9 and C10, a current-limiting resistor R5 and a power supply indicator lamp D6. The front-end filter capacitors C7 and C8 are respectively connected in parallel between the input end Vin and the ground end GND of the power chip U3, and the rear-end filter capacitors C9 and C10 are respectively connected in parallel between the output end VOUT and the ground end GND of the power chip U3; the output end VOUT of the power chip U3 is connected to the ground end GND through the current limiting resistor R5 and the power indicator D6. The input terminal Vin of the power chip U3 is simultaneously connected to the regulated power interface circuit 05. The power chip U3 may employ an AMS1117 power chip.
The driving circuit 07 is configured to receive a control instruction of the transmission control circuit 06.
The transmission control circuit 06 receives control information data issued by the touch screen 010 and controls the RST and BOOT working time sequences required by the transmission of the driving circuit 07. The driving circuit 07 is configured to receive a control instruction from the transmission control circuit 06, and operate according to RST and BOOT operation timings. The type of the core chip USB-to-serial level conversion chip U1 of the transmission function circuit 08 is commercially available CH340K. The USB-to-serial level conversion chip U1 has pins UD+ and UD-2 connected to the USB_D+ and USB_D-pins of the upper computer USB interface 01. The core control chip U4 of the transmission control circuit 06 is a microcontroller chip ATtiny85. The No. 4 pin USB_D+ and the No. 5 pin USB_D-of the control chip U4 are digital signal output pins and are connected to the No. 1 pin UD and the No. 2 pin UD-of the USB-to-serial level conversion chip U1, so that transmission of control instructions is realized. The further pin 4 dtr# of the USB-to-serial level shift chip U1 is connected to the cathodes of the capacitor C2 and the diode D3. The capacitor C2 is connected to the cathode of the diode D1, the anode of the diode D1 is connected to the No. 6 pin RTS# of the U1, so that the level control of the No. 6 pin RTS# of the U1 is realized through the charge and discharge of the capacitor C2, the No. 6 pin RTS# of the U1 is in a pulled-down state when the capacitor C2 is charged, and the No. 6 pin RTS# of the U1 is in a high level state when the charge of the capacitor C2 is ended. The anode of the diode D3 is connected to a resistor R2, the resistor R2 is connected with a power supply VCC through the resistor R3, the resistor R2 is connected to the ground GND through a capacitor C5, and the resistor R2 is also connected to the base electrode of the triode Q1. The capacitor C5 is charged by the power supply VCC and discharged by the resistor R3, so that the triode Q1 is controlled to be turned on or off. The collector of transistor Q1 is connected to power supply VCC via capacitor C4, while the collector of transistor Q1 is connected to ground GND via resistor R1. The capacitor C4 is charged through the power supply VCC and discharged through the resistor R1, so that the high-low level control of the collector electrode of the triode Q1 is realized. Further, the pin 10 of the U1 is connected to the ground GND through the capacitor C1, and the capacitor C1 plays a role in filtering power clutter, so that stable operation of the U1 is guaranteed.
Further, the triode Q1 is a 8550 triode.
Example 3
On the basis of embodiment 1 or embodiment 2, an overall control method of a program transmission system according to the present invention is specifically described below with reference to fig. 3, where the control method in this embodiment includes the following steps:
g1: the system is powered on, and transmits a required transmission control level signal to the transmission control circuit 06 through the touch screen 010.
And G2: the transmission control circuit 06 configures corresponding function pins of the transmission function circuit 08 through the driving circuit 07.
And G3: the transmission control circuit 08 sends a ready instruction to the upper computer through the upper computer USB interface 01.
And G4: and after receiving the instruction, the upper computer starts to select the port, the transmission rate and the program file. After the selection is completed, the upper computer sends a downloading instruction.
And G5: the transmission control circuit 06 receives the download instruction, and controls the transmission functional circuit 08 to start transmitting the program file to be burned to the accessed singlechip through the driving circuit 07.
G6: after the transmission is completed, the upper computer interface pops up a transmission completion information prompt, and simultaneously sends a completion instruction to the transmission control circuit 06.
And G7: after receiving the instruction, the transmission control circuit 06 displays whether to store the current configuration information through the touch screen 010.
If save, the system control flow goes to G8: a save name is input, and data is saved in the memory circuit 011. Further enter G9: and finishing transmission and waiting for the next operation. If not, the system control flow directly enters G9.
Example 4
In a preferred embodiment of the present invention, the following describes the operation procedure of the host computer of the program transmission system of the present invention with reference to fig. 4. The operation flow of the upper computer comprises the following steps:
m1: starting software;
m2: selecting files to be transmitted;
m3: setting a transmission rate;
m4: selecting a target port;
m5: clicking to start downloading;
m6: and (5) finishing downloading.
Example 5
Based on embodiment 2, the overall operation flow of the system of the program transmission system of the present invention will be specifically described with reference to fig. 5.
Firstly, accessing an upper computer through an upper computer USB interface 01, and observing whether a power indicator lamp D6 is on;
if the power indicator lamp D6 is not lightened, checking the voltage of a power supply end of the power supply, and introducing external power supply through the stabilized voltage power supply interface 05 when the power supply of the system is insufficient;
if the power indicator lamp D6 is normally turned on, the power switch 03 continues to select the proper system operating voltage.
The corresponding function pins of the transmission function circuit 08 are configured or stored configuration files are selected through the touch screen 010. The configuration file includes a target port, a transmission rate, a program file to be burned, RST and BOOT operation timing required when the driving circuit 07 transmits, and the like.
Selecting a target port (namely selecting an output interface A or an output interface B or selecting the output interface A and the output interface B simultaneously) through an upper computer interface, transmitting speed and a program file to be burnt, and finally clicking program downloading to start program transmission.
And after the transmission is completed, the upper computer pops up and outputs a completion prompt.
And finally, selecting to save the configuration file name through the touch screen and saving or discarding the configuration file name.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A generalized program transmission system capable of memorizing operation steps, characterized in that: the power supply switching circuit comprises a voltage conversion circuit, a power supply switching switch, an output interface, a transmission control circuit, a driving circuit, a transmission function circuit, a touch screen and a memory circuit;
the power supply switch is used for switching the voltage output by the voltage conversion circuit to be 5V or 3.3V and supplying power to other circuits;
transmitting the configured transmission instruction to a transmission control circuit through the touch screen, and simultaneously storing the configured transmission instruction data in a memory circuit; the memory circuit is characterized in that the memory circuit is a flash chip with a storage function and is used for recording configuration data transmitted currently or setting data of a user and calling the configuration data according to chip information in the configuration data;
the transmission control circuit controls RST and BOOT working time sequences required by the transmission of the driving circuit according to the received transmission instruction;
the transmission function circuit is communicated with the upper computer through the USB interface of the upper computer and waits for a control instruction of the driving circuit according to the working time sequence of RST and BOOT, and downloads and transmits the data of the upper computer to the singlechip communicated with the output interface;
the No. 4 pin USB_D+ and the No. 5 pin USB_D-of the micro-controller chip are digital signal output pins and are connected to the No. 1 pin UD and the No. 2 pin UD-of the USB serial port level conversion chip; the No. 4 pin DTR# of the USB-to-serial level conversion chip is connected to the cathodes of the second capacitor and the third diode; the second capacitor is connected to the cathode of the first diode, the anode of the first diode is connected to the No. 6 pin RTS# of the USB-to-serial level conversion chip, and the level control of the No. 6 pin RTS# of the USB-to-serial level conversion chip is realized through the charge and discharge of the second capacitor; the anode of the third diode is connected to a second resistor, the second resistor is connected with a power supply VCC through the third resistor, the second resistor is connected to the ground GND through a fifth capacitor, the second resistor is also connected to the base electrode of the triode, and the fifth capacitor is controlled to enable the triode to be turned on and off through the charging of the power supply VCC and the discharging of the third resistor; the collector of the triode is connected to the power supply VCC through a fourth capacitor, and meanwhile, the collector of the triode is connected to the ground GND through a first resistor, and the fourth capacitor realizes high-low level control on the collector of the triode through charging of the power supply VCC and discharging of the first resistor.
2. A generalized program transmission system according to claim 1, wherein: the control chip of the transmission control circuit core is a microcontroller chip ATtiny85; the core chip of the transmission function circuit is a USB-to-serial level conversion chip CH340K.
3. A generalized program transmission system according to claim 1, wherein: the output interfaces are two, namely a standard data interface and a common bonding pad interface, and when the specifications of the singlechips connected with the 2 output interfaces are the same, the data of the upper computer can be downloaded and transmitted to the two singlechips at the same time according to the target port selected by the upper computer; otherwise, the target port set by the touch screen or the upper computer software can only download and transmit the data of the upper computer to the set 1 single chip microcomputer.
4. A transmission method of a generalized program transmission system based on a memorable operation procedure according to any one of claims 1 to 3, characterized in that: the method comprises the following steps:
step 1: transmitting a required transmission control level signal to a transmission control circuit through a touch screen;
step 2: the transmission control circuit configures a transmission function circuit through the driving circuit;
step 3: after configuration is completed, the transmission control circuit sends a ready instruction to the upper computer through the USB interface of the upper computer;
step 4: after receiving the ready instruction, the upper computer sends a downloading instruction to the transmission control circuit according to the configuration setting;
step 5: the transmission control circuit receives the downloading instruction, and controls the transmission function circuit to start transmitting the program file to be burned to the accessed singlechip through the driving circuit;
step 6: after the transmission is completed, feeding back a transmission completion signal to the upper computer, and simultaneously sending a completion instruction to the transmission control circuit;
step 7: and after receiving the completion instruction, the transmission control circuit completes transmission and waits for the touch screen to be triggered again.
5. The method of claim 4, wherein the step of transferring comprises: in step 4, after receiving the instruction, the upper computer selects a target port, a transmission rate and a program file to be burned according to configuration setting; and after the selection is completed, sending a downloading instruction to the transmission control circuit.
6. The method of claim 4, wherein the step of transferring comprises: in step 7, after receiving the completion instruction, the transmission control circuit prompts whether to store the current configuration information or not through the touch screen;
if the storage is selected, storing the configuration information into a memory circuit according to the input storage name;
otherwise, the transmission is directly completed.
7. The method of claim 4, wherein the step of transferring comprises: the configuration in step 2 includes the target port, the transmission rate, the program file to be burned, and the working time sequence required by the driving circuit during transmission.
8. The method of claim 6, wherein the step of transferring comprises: the configuration in step 7 includes the target port, the transmission rate, the program file to be burned, and the operation time sequence required by the driving circuit when transmitting.
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