CN116865786A - Anti-dislocation, efficient and convenient multi-channel communication circuit, control method and medium thereof - Google Patents

Anti-dislocation, efficient and convenient multi-channel communication circuit, control method and medium thereof Download PDF

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Publication number
CN116865786A
CN116865786A CN202310594366.5A CN202310594366A CN116865786A CN 116865786 A CN116865786 A CN 116865786A CN 202310594366 A CN202310594366 A CN 202310594366A CN 116865786 A CN116865786 A CN 116865786A
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China
Prior art keywords
communication
communication board
board card
module
connects
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CN202310594366.5A
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Inventor
罗海
王怀华
徐鹏
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Suzhou Shanbei Energy Storage Technology Co ltd
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Suzhou Shanbei Energy Storage Technology Co ltd
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Priority to CN202310594366.5A priority Critical patent/CN116865786A/en
Publication of CN116865786A publication Critical patent/CN116865786A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B1/00Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/74Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for increasing reliability, e.g. using redundant or spare channels or apparatus
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00Network arrangements, protocols or services for addressing or naming
    • H04L61/50Address allocation
    • H04L61/5007Internet protocol [IP] addresses
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Sources (AREA)

Abstract

The application provides an anti-dislocation, efficient and convenient multi-channel communication circuit, which is used for connecting a plurality of communication boards, wherein each communication board comprises: the receiving module is used for judging whether the communication function of the previous communication board is OK or not; the issuing module sends a signal to inform the next communication board card that the communication board card is ready to be completed; the front position module is used for judging whether a communication board card exists in front of the communication board card; the rear position module is used for judging whether the communication board card exists behind the communication board card or not; the MC module is used for outputting IO control communication and judging the front and back positions of the communication boards and is used for realizing communication among the communication boards; and the input/output module is used for communication between the communication boards to determine the signal input/output of the position. The communication boards are matched with each other, so that the mutual positions of the communication boards can be prepared and rapidly judged, the IP addresses are sequentially set, the positions are accurate, and the IP address allocation setting can be realized more quickly because manual dialing is not needed.

Description

Anti-dislocation, efficient and convenient multi-channel communication circuit, control method and medium thereof
Technical Field
The application relates to the field of control circuits, in particular to an anti-dislocation, efficient and convenient multipath communication circuit, a control method and a medium thereof.
Background
In the prior art, the mechanical switch is adopted to encode the address, one IP address is set manually every time, the reliability and the efficiency are low, meanwhile, the direct communication mode is adopted in the technology, the replacement and the maintenance are not easy, and the front and back sequences are easy to mix.
The positions of the communication boards are easily disordered, the reliability is poor, the communication boards are easy to break, IP addresses are manually set each time, the efficiency is low, and the sequential ad hoc network connection cannot be realized.
Disclosure of Invention
In order to solve the technical problems, the application provides an anti-dislocation, efficient and convenient multi-channel communication circuit which is used for connecting a plurality of communication boards, wherein each communication board comprises:
the receiving module is used for judging whether the communication function of the previous communication board is OK, if the communication function of the previous communication board is OK, the receiving module receives a signal sent by the previous communication board, then the MC module connected with the signal starts to carry out address confirmation with the master control communication board or outputs a corresponding control signal, and sends a signal to the issuing module;
the issuing module issues a signal to inform the next communication board card that the communication board card is ready to be completed;
the front position module is used for judging whether a communication board card exists in front of the communication board card;
the rear position module is used for judging whether the communication board card exists behind the communication board card or not;
the MC module is used for outputting IO control communication and judging the front and back positions of the communication boards and is used for realizing communication among the communication boards;
and the input/output module is used for communication between the communication boards to determine the signal input/output of the position.
Preferably, when the communication board card is the first communication board card, no transmission signal is sent to the receiving module, which indicates that the receiving module is the 1 st communication board card.
Preferably, any communication board card can be made into a master control board or a slave control board, and the corresponding communication position of any communication board card is changed after the communication board card is changed.
Preferably, the receiving module includes: resistors R2 and R4, an optocoupler U1 and a power supply VL;
PIN1 of U1 is connected with one end of R1, the other end of R2 is connected with an input connector VIN1, PIN2 of U1 is connected to output ground, PIN3 of U1 is connected to input ground, PIN4 is connected with IO1 and one end of a resistor R2, and the other end of the resistor R2 is connected to a power supply VL;
u1 is used for isolating input and output of signals, and R2/R4 is used for limiting current to prevent the circuit from being burnt out due to overlarge current.
Preferably, the issuing module includes: resistors R5 and R8, optocoupler U3, power supply VL and power supply VH;
pin PIN1 of U3 connects R5 one end, the other end of R5 connects power VL, PIN PIN2 of U3 connects IO2, PIN PIN3 of U3 connects output connector VOUT1, PIN4 connects R8 one end, the other end of R8 connects and connects to power VH;
u3 is used for input and output isolation, R5/R8 is used for limiting current, and the circuit is prevented from being burnt out due to overlarge current; VL may be equal to or different from VH, and the VH voltage is relatively high, so that signals can be transmitted over long distances;
VL is an input power supply, VH is an output power supply, and VL and VH are the same meaning in each module.
Preferably, the front position module includes: resistors R1 and R3, optocoupler U2, power supply VL and power supply VH;
PIN1 of U2 is connected with power supply VH, PIN2 of U2 is connected with one end of resistor R3, the other end of R3 is connected with input terminal transmitter VIN1, PIN3 of U2 is connected to ground, PIN4 of U2 is connected with one ends of IO3 and R1, and the other end of R1 is connected with power supply VL;
u2 is used for input and output isolation, R1/R3 is used for current limiting, and the circuit is prevented from being burnt out due to overlarge current;
VL may be equal to or different from VH, and since VH has a relatively high voltage, signals can be transmitted over a long distance.
Preferably, the rear position module includes: resistors R6 and R7, optocoupler U4, power supply VL and power supply VH;
pin1 of U4 connects one end of R6, another end of R6 connects power supply VH, pin2 of U4 connects to output connector VOUT1, pin3 of U4 connects to ground, pin4 of U4 connects to IO4 and one end of resistor R7, another end of R7 connects power supply VL;
u4 is used for input and output isolation, R6/R7 is used for limiting current, and the circuit is prevented from being burnt out due to overlarge current; VL may be equal to or different from VH, and since VH has a relatively high voltage, signals can be transmitted over a long distance.
Preferably, the MC module includes: the controller is used for controlling the operation of the controller,
the controller is connected with IO1/IO2/IO3/IO4 and the H/L communication bus; the periphery is connected with the IO port;
the input/output module includes: two connections VIN1 and VOUT1;
input connector VIN1 pin1 connects R4, pin2 connects pin2 of VOUT1 and controller bus H line, for communication;
pin3 of VIN1 connects pin3 of VOUT1 with the bus L line of the controller for communication;
pin4 of VIN1 is connected to R3, and pin 5 of VIN1 is connected to high voltage ground GND1;
pin1 of VOUT1 is connected with pin3 of U3, and pin2 of VOUT1 is connected with pin2 of VIN1 and a bus H line of the controller for communication;
pin3 of VOUT1 is connected to pin3 of VOUT1 and the controller bus L line for communication;
pin4 of VOUT1 is connected to pin2 of U4, and pin 5 of VOUT1 is connected to high voltage ground;
VIN1 is used for signal input, i.e. receiving signal, VOUT1 is used for signal output, and the signal is transmitted out by reverse.
Preferably, a control method of a circuit includes:
s1: judging the positions among the communication boards;
s2: after the first communication board card finishes IP address allocation, an instruction is sent to the second communication board card, after the second communication board card finishes IP address setting, an instruction is sent to the third communication board card, the IP addresses of the communication board cards can be set up quickly and the specific positions of the communication board cards are judged;
s3: the position change occurs between the communication boards, so that the position of the newly replaced communication board can be known from the front communication board and the back communication board.
Preferably, a storage medium stores a control program for communication between battery packs, which when executed by a processor, implements the steps of the circuit control method as claimed in claim 9.
The application has the following advantages:
1. through the mutual cooperation of the receiving module, the issuing module, the front position module, the rear position module, the MC module and the input/output module in the plurality of communication boards, the mutual positions among the communication boards can be rapidly distinguished, the IP addresses are sequentially set, the positions are accurate, and the IP address distribution setting can be realized more quickly because manual dialing is not needed.
2. The position change occurs between the communication boards, the position of the new communication board can be known from the front communication board to the back communication board, the IP address set manually is not needed, the new communication board can be identified after the IP address is automatically set, and meanwhile, the quick ad hoc network can be realized after the communication boards are updated according to the IP address set between the communication boards.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below.
FIG. 1 is an overall connection diagram of an anti-dislocation, efficient and convenient multi-way communication circuit in an embodiment of the application;
FIG. 2 is a connection diagram of a plurality of serial circuits for anti-misalignment, efficient and convenient multi-way communication in an embodiment of the present application;
fig. 3 is a schematic diagram of a control method of an anti-dislocation, efficient and convenient multi-channel communication circuit in an embodiment of the application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application.
The present application will be described in further detail with reference to examples and embodiments.
As shown in fig. 1, an anti-dislocation, efficient and convenient multi-channel communication circuit is used for connecting a plurality of communication boards, and each communication board comprises:
and the receiving module is used for judging whether the communication function of the previous communication board is OK, if the communication function of the previous communication board is OK, the receiving module receives the signal sent by the previous communication board, then the MC module connected with the signal starts to confirm the address with the master control communication board or outputs a corresponding control signal, and sends a signal to the issuing module.
The MC module starts to confirm the communication address with the main control communication board card or outputs corresponding control signals (such as low-level signals, high-level signals or pulse signals and the like).
Wherein, the receiving module includes: resistors R2 and R4, an optocoupler U1 and a power supply VL;
PIN1 of U1 is connected with one end of R1, the other end of R2 is connected with an input connector VIN1, PIN2 of U1 is connected to output ground, PIN3 of U1 is connected to input ground, PIN4 is connected with IO1 and one end of a resistor R2, and the other end of the resistor R2 is connected to a power supply VL;
u1 is used for isolating input and output of signals, and R2/R4 is used for limiting current to prevent the circuit from being burnt out due to overlarge current.
The issuing module issues a signal to inform the next communication board card that the communication board card is ready to be completed;
the issuing module needs to output corresponding control signals (such as low-level signals, high-level signals or pulse signals and the like), and confirms the IP address protocol through the communication board card and the main control communication board card.
The issuing module comprises: resistors R5 and R8, optocoupler U3, power supply VL and power supply VH;
pin PIN1 of U3 connects R5 one end, the other end of R5 connects power VL, PIN PIN2 of U3 connects IO2, PIN PIN3 of U3 connects output connector VOUT1, PIN4 connects R8 one end, the other end of R8 connects and connects to power VH;
u3 is used for input and output isolation, R5/R8 is used for limiting current, and the circuit is prevented from being burnt out due to overlarge current; VL may be equal to or different from VH, and the VH voltage is relatively high, so that signals can be transmitted over long distances;
VL is an input power supply, VH is an output power supply, and VL and VH are the same meaning in each module.
The front position module is used for judging whether a communication board card exists in front of the communication board card;
for example, the communication board card is a communication board card 2, the front communication board card is a communication board card 1, the rear communication board card is a communication board card 3, the front position module does not receive a signal, and then the communication board card 1 is not present, and the reception indicates that the communication board card 1 is present.
The front position module includes: resistors R1 and R3, optocoupler U2, power supply VL and power supply VH;
PIN1 of U2 is connected with power supply VH, PIN2 of U2 is connected with one end of resistor R3, the other end of R3 is connected with input terminal transmitter VIN1, PIN3 of U2 is connected to ground, PIN4 of U2 is connected with one ends of IO3 and R1, and the other end of R1 is connected with power supply VL;
u2 is used for input and output isolation, R1/R3 is used for current limiting, and the circuit is prevented from being burnt out due to overlarge current;
VL may be equal to or different from VH, and since VH has a relatively high voltage, signals can be transmitted over a long distance.
The rear position module is used for judging whether the communication board card exists behind the communication board card or not;
for example, the communication board card of the rear position module is the communication board card 2, the rear position module does not receive a signal, which indicates that the communication board card 3 is not connected to the rear of the communication board card, and the rear position module receives the signal, which indicates that the communication board card 3 is connected to the rear of the communication board card 2.
The rear position module includes: resistors R6 and R7, optocoupler U4, power supply VL and power supply VH;
pin1 of U4 connects one end of R6, another end of R6 connects power supply VH, pin2 of U4 connects to output connector VOUT1, pin3 of U4 connects to ground, pin4 of U4 connects to IO4 and one end of resistor R7, another end of R7 connects power supply VL;
u4 is used for input and output isolation, R6/R7 is used for limiting current, and the circuit is prevented from being burnt out due to overlarge current; VL may be equal to or different from VH, and since VH has a relatively high voltage, signals can be transmitted over a long distance.
The MC module is used for outputting IO control communication and judging the front and back positions of the communication boards and is used for realizing communication among the communication boards;
the MC module comprises: the controller is used for controlling the operation of the controller,
the controller is connected with IO1/IO2/IO3/IO4 and the H/L communication bus; the periphery is connected with the IO port.
And the input/output module is used for communication between the communication boards to determine the signal input/output of the position, communication between the communication boards, signal input/output confirmation of the front and back positions and bus communication.
The input/output module includes: two connections VIN1 and VOUT1;
input connector VIN1 pin1 connects R4, pin2 connects pin2 of VOUT1 and controller bus H line, for communication;
pin3 of VIN1 connects pin3 of VOUT1 with the bus L line of the controller for communication;
pin4 of VIN1 is connected to R3, and pin 5 of VIN1 is connected to high voltage ground GND1;
pin1 of VOUT1 is connected with pin3 of U3, and pin2 of VOUT1 is connected with pin2 of VIN1 and a bus H line of the controller for communication;
pin3 of VOUT1 is connected to pin3 of VOUT1 and the controller bus L line for communication;
pin4 of VOUT1 is connected to pin2 of U4, and pin 5 of VOUT1 is connected to high voltage ground;
VIN1 is used for signal input, i.e. receiving signal, VOUT1 is used for signal output, and the signal is transmitted out by reverse.
If the communication board card is the first communication board card, no signal is sent to the receiving module, which indicates that the receiving module is the 1 st communication board card.
Meanwhile, any communication board card can be made into a master control board or a slave control board, and the corresponding communication position of any communication board card is changed after the communication board card is changed.
The circuit system can be composed of 1 to a plurality of PCB communication boards, any one of the PCB communication boards can be made into a master control communication board and a slave control communication board, and after the position of any one communication board is changed, the communication position of the communication board is also changed, for example, after the communication board 1 is changed to the communication board 2, the communication position of the communication board 1 is the communication board 2.
Example 1:
the description is made by taking 3 communication boards as connection modes:
wherein, the module 1 is a receiving module; the module 2 is an issuing module; the module 3 is a front position module; the module 4 is a rear position module; the module 5 is an MC module; the module 6 is an input-output module.
The connector VIN1 of the communication board card 1 is used as an input, and a wireless wire is connected with the connector VIN 1;
the connector VOUT1 of the communication board 1 is an output wire, and the VOUT1 pin1 of the communication board 1 is connected to the VIN1 pin1 of the board 2 through an external connection line for communication.
In the communication board card 1, when the IO2 is at a low level, the optocoupler pin3 is connected to the VIN1 pin1 of the communication board card 2 after being conducted with the pin 4.
The pin1 and the pin2 of the optical coupler U1 of the communication board card 2 are conducted, so that the pin3 and the pin4 of the optical coupler U1 of the communication board card 2 are conducted.
IO then generates a low voltage level, which, after connection to the controller, initiates communication via the bus H/L connection between the controller of the communication board 2 and the controller of the communication board 1.
VOUT1 pin2 of communication board card 1 and its pin3 connect VIN1 pin2 and pin3 of communication board card 2 through external connection line for bus communication usefulness.
The VOUT1 pin4 of the communication board card 1 is grounded after being connected to the VIN1 pin 5 of the communication board card 2 through an external connection line, that is, the U4 pin2 in the communication board card 1 is connected to high-voltage ground, so that the U1 pin1 and the pin2 in the communication board card 1 are conducted.
That is, once the communication board 2 is connected, the pins 2 of the communication board 1 are connected to the high voltage ground, so that the IO4 of the pin4 of the optical coupler U4 of the communication board 1 has a low-level signal, and once the IO4 has a signal indicating that the communication board 1 is connected with the communication board 2.
VOUT1 pin 5 of communication board card 1 passes through external connection line and connects VIN1 pin4 of communication board card 2, because VOUT1 pin 5 of communication board card 1 is connected to high-voltage ground, is equivalent to connecting the circular telegram with the opto-coupler primary side of communication board card 2, and U2 pin4 of communication board card 2 produces low level signal.
Indicating that the communication board 1 is connected before the communication board 2, that is, once the VIN1 pin4 of the communication board 2 is grounded, the U2 of the communication board 2 receives the signal, and the U2 pin4 of the communication board 2 generates a low level indicating that the communication board 1 is connected before the communication board 2.
More communication boards are connected, the principle is the same, and the description is omitted.
The front of the communication board card 1 is not connected with the communication board card, the back of the communication board card 1 is connected with the communication board card 2, the back of the communication board card 2 is connected with the communication board card 3, and the back of the communication board card 3 is not connected with the communication board card.
The communication board 1 is connected and indicated that the VIN1 connector in the communication board 1 is not connected with the communication board because the communication board 1 is not connected with the communication board, the module 3 is also not signaled, and the module 3 is not signaled and indicates that the communication board is connected with the communication board. The module 1 cannot realize the trust.
Similarly, no communication board card is connected to the back of the communication board card 3, the connector VOUT1 in the communication board card 3 is not connected to the connection line, and the module 2 and the module 4 have no signals.
When the module 4 is signal-free, it also indicates that the communication board is not connected to the back of the communication board. The module 2 has no signal, indicating that the module 2 cannot achieve communication.
In the communication board 2, since the front of the communication board 2 is connected to the communication board 1 and the rear is connected to the communication board 3, the modules 3 and 4 of the communication board 2 all receive signals.
As described above, once the module 3 receives the signal, it indicates that the communication board is connected to the front of the communication board where the module 3 is located, in this example, the communication board 1 is connected to the front of the communication board 2, and because the module 3 has the signal, it also indicates that the communication board 2 and the communication board 1 can communicate. The communication board 1 can send information to the communication board 2.
Similarly, the communication board card 3 is connected to the back of the communication board card 2, and once the module 4 on the communication board card 2 receives the signal, it indicates that the communication board card 3 is connected to the back of the communication board card 2, and the communication board card 2 sends the signal to the communication board card 3 through the module 2.
A method of controlling a circuit, comprising:
s1: judging the positions among the communication boards;
s2: after the first communication board card finishes IP address allocation, an instruction is sent to the second communication board card, after the second communication board card finishes IP address setting, an instruction is sent to the third communication board card, the IP addresses of the communication board cards can be set up quickly and the specific positions of the communication board cards are judged;
s3: the position change occurs between the communication boards, so that the position of the newly replaced communication board can be known from the front communication board and the back communication board.
Example 2:
the description is made by taking 3 communication boards as connection modes:
the module 3 of the communication board card 1 does not receive a signal, which indicates that no communication board card is connected with the front of the communication board card 1, and indicates that the communication board card 1 is the 1 st communication board card, and the module 1 does not receive a signal.
The module 4 also has no signal indicating that the communication board 1 is not connected to the back side.
Since neither module 3 nor module 4 of the communication board 1 has signals, only 1 communication board 1 has no other communication boards.
In this embodiment, the communication board cards 2 are arranged in front of and behind the communication board card 2, and the module 3 of the communication board card 2 and the module 4 of the communication board card 4 both receive signals.
Once the level signal of the U1 pin4 in the communication board 1 changes from high to low, indicating that the front communication board is ready, the present communication board can communicate with it.
Once the level signal of the U2 pin4 in the communication board 1 changes from high to low, it indicates that there is a communication board in front of the communication board (not in this example) to which it is connected, and vice versa.
Once the level signal of the U3 pin2 in the communication board 1 changes from high to low, indicating that the communication board is ready to complete, a request is made to communicate with the rear communication board.
With the control mode, the communication board card can be controlled sequentially in turn.
If the 1 st communication board card finishes IP address allocation, an instruction (a protocol: modbus protocol) is sent to the 2 nd communication board card, and the 2 nd communication board card starts to set an IP address.
After the 2 nd communication board card is set, a command is sent to the 3 rd communication board card, the 3 rd communication board card starts to set an IP address, and then the IP address of the communication board card can be set in sequence and quickly,
meanwhile, the position of the communication board card can be accurately known, so that a mechanical switch is not used for setting a switch address.
If the communication board card is replaced, the position of the newly replaced communication board card can be accurately known from the front communication board card and the back communication board card, a mechanical dial switch is not needed, the reliability is improved, and the phenomenon of poor contact is avoided.
The mechanical switch is not used, and the IP address is set in the ad hoc network (the ad hoc network mainly refers to that a communication board card can be installed at any position to form a communication system), so that the ad hoc network can be rapidly realized without worrying about mismatch of the IP address.
Once the level signal of the U4 pin4 in the communication board 1 changes from high to low, it indicates that there is a communication board behind the communication board (not in this example) to which it is connected, and vice versa.
According to another aspect of the present application, there is provided a storage medium storing a control program for communication between battery packs, which when executed by a processor, implements the steps of the circuit control method as described above.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application.

Claims (10)

1. An anti-dislocation, high-efficient convenient multichannel communication circuit for a plurality of communication integrated circuit boards connect, its characterized in that, every communication integrated circuit board all includes:
the receiving module is used for judging whether the communication function of the previous communication board is OK, if the communication function of the previous communication board is OK, the receiving module receives a signal sent by the previous communication board, then the MC module connected with the signal starts to carry out address confirmation with the master control communication board or outputs a corresponding control signal, and sends a signal to the issuing module;
the issuing module issues a signal to inform the next communication board card that the communication board card is ready to be completed;
the front position module is used for judging whether a communication board card exists in front of the communication board card;
the rear position module is used for judging whether the communication board card exists behind the communication board card or not;
the MC module is used for outputting IO control communication and judging the front and back positions of the communication boards and is used for realizing communication among the communication boards;
and the input/output module is used for communication between the communication boards to determine the signal input/output of the position.
2. The anti-misalignment, efficient, convenient multi-way communication circuit of claim 1 wherein when the communication board is the first communication board, no transmit signal is sent to the receive module indicating that the receive module is the 1 st communication board.
3. The anti-dislocation, efficient and convenient multi-channel communication circuit as claimed in claim 1, wherein any communication board card can be made into a master control board or a slave control board, and the corresponding communication position of any communication board card is changed after the communication board card is changed.
4. The anti-misalignment, efficient and convenient multi-way communication circuit of claim 1 wherein the receiving module comprises: resistors R2 and R4, an optocoupler U1 and a power supply VL;
PIN1 of U1 is connected with one end of R1, the other end of R2 is connected with an input connector VIN1, PIN2 of U1 is connected to output ground, PIN3 of U1 is connected to input ground, PIN4 is connected with IO1 and one end of a resistor R2, and the other end of the resistor R2 is connected to a power supply VL;
u1 is used for isolating input and output of signals, and R2/R4 is used for limiting current to prevent the circuit from being burnt out due to overlarge current.
5. The anti-misalignment, efficient and convenient multi-way communication circuit of claim 1 wherein the issuing module comprises: resistors R5 and R8, optocoupler U3, power supply VL and power supply VH;
pin PIN1 of U3 connects R5 one end, the other end of R5 connects power VL, PIN PIN2 of U3 connects IO2, PIN PIN3 of U3 connects output connector VOUT1, PIN4 connects R8 one end, the other end of R8 connects and connects to power VH;
u3 is used for input and output isolation, R5/R8 is used for limiting current, and the circuit is prevented from being burnt out due to overlarge current; VL may be equal to or different from VH, and the VH voltage is relatively high, so that signals can be transmitted over long distances;
VL is an input power supply, VH is an output power supply, and VL and VH are the same meaning in each module.
6. The anti-misalignment, efficient and convenient multi-way communication circuit of claim 1 wherein the front position module comprises: resistors R1 and R3, optocoupler U2, power supply VL and power supply VH;
PIN1 of U2 is connected with power supply VH, PIN2 of U2 is connected with one end of resistor R3, the other end of R3 is connected with input terminal transmitter VIN1, PIN3 of U2 is connected to ground, PIN4 of U2 is connected with one ends of IO3 and R1, and the other end of R1 is connected with power supply VL;
u2 is used for input and output isolation, R1/R3 is used for current limiting, and the circuit is prevented from being burnt out due to overlarge current;
VL may be equal to or different from VH, and since VH has a relatively high voltage, signals can be transmitted over a long distance.
7. The anti-misalignment, efficient and convenient multi-way communication circuit of claim 1 wherein the rear position module comprises: resistors R6 and R7, optocoupler U4, power supply VL and power supply VH;
pin1 of U4 connects one end of R6, another end of R6 connects power supply VH, pin2 of U4 connects to output connector VOUT1, pin3 of U4 connects to ground, pin4 of U4 connects to IO4 and one end of resistor R7, another end of R7 connects power supply VL;
u4 is used for input and output isolation, R6/R7 is used for limiting current, and the circuit is prevented from being burnt out due to overlarge current; VL may be equal to or different from VH, and since VH has a relatively high voltage, signals can be transmitted over a long distance.
8. The anti-misalignment, efficient and convenient multi-way communication circuit of claim 1 wherein the MC module comprises: the controller is used for controlling the operation of the controller,
the controller is connected with IO1/IO2/IO3/IO4 and the H/L communication bus; the periphery is connected with the IO port;
the input/output module includes: two connections VIN1 and VOUT1;
input connector VIN1 pin1 connects R4, pin2 connects pin2 of VOUT1 and controller bus H line, for communication;
pin3 of VIN1 connects pin3 of VOUT1 with the bus L line of the controller for communication;
pin4 of VIN1 is connected to R3, and pin 5 of VIN1 is connected to high voltage ground GND1;
pin1 of VOUT1 is connected with pin3 of U3, and pin2 of VOUT1 is connected with pin2 of VIN1 and a bus H line of the controller for communication;
pin3 of VOUT1 is connected to pin3 of VOUT1 and the controller bus L line for communication;
pin4 of VOUT1 is connected to pin2 of U4, and pin 5 of VOUT1 is connected to high voltage ground;
VIN1 is used for signal input, i.e. receiving signal, VOUT1 is used for signal output, and the signal is transmitted out by reverse.
9. A control method for the circuit of claims 1 to 8, comprising:
s1: judging the positions among the communication boards;
s2: after the first communication board card finishes IP address allocation, an instruction is sent to the second communication board card, after the second communication board card finishes IP address setting, an instruction is sent to the third communication board card, the IP addresses of the communication board cards can be set up quickly and the specific positions of the communication board cards are judged;
s3: the position change occurs between the communication boards, so that the position of the newly replaced communication board can be known from the front communication board and the back communication board.
10. A storage medium storing a control program for inter-battery pack communication, which when executed by a processor, implements the steps of the circuit control method as recited in claim 9.
CN202310594366.5A 2023-05-24 2023-05-24 Anti-dislocation, efficient and convenient multi-channel communication circuit, control method and medium thereof Pending CN116865786A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310594366.5A CN116865786A (en) 2023-05-24 2023-05-24 Anti-dislocation, efficient and convenient multi-channel communication circuit, control method and medium thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310594366.5A CN116865786A (en) 2023-05-24 2023-05-24 Anti-dislocation, efficient and convenient multi-channel communication circuit, control method and medium thereof

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CN116865786A true CN116865786A (en) 2023-10-10

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