CN218004102U

CN218004102U - Communication conversion module convenient for accessing PROFINET network

Info

Publication number: CN218004102U
Application number: CN202222127805.5U
Authority: CN
Inventors: 蔡崇开
Original assignee: Quanzhou Guanhangda Electronic Technology Co ltd
Current assignee: Quanzhou Guanhangda Electronic Technology Co ltd
Priority date: 2022-08-13
Filing date: 2022-08-13
Publication date: 2022-12-09
Anticipated expiration: 2032-08-13

Abstract

The utility model relates to a communication conversion module convenient to access PROFINET network, include singlechip and the nuclear core plate interface, IO board interface, PROFINET network interface, RS485 communication interface and the main power source chip that is connected with it, nuclear core plate interface connection has nuclear core plate, nuclear core plate includes core control chip and the TPS-1 chip, watchdog chip and the core power source chip that are connected with it, IO board interface connection has the IO board, the IO board includes a plurality of IDC-20T interfaces and a plurality of CON3 interface, main power source chip is singlechip, nuclear core plate and IO board power supply. The utility model discloses can realize PROFINET network communication function through serial communication interface fast, conveniently insert the PROFINET network with user equipment, be fit for equipment and Arduino, raspberry group based on singlechip, DSP and use.

Description

Communication conversion module convenient for accessing PROFINET network

Technical Field

The utility model belongs to the technical field of the communication conversion module, concretely relates to communication conversion module convenient to access PROFINET network.

Background

In industrial control processes, it is often necessary to collect sensor analog signals on site in order to analyze them for control of field devices. At present, some devices based on a single chip microcomputer and a DSP also need to access a PROFINET network while performing analog input/output and switching value input/output, so as to perform remote control. However, existing user equipment cannot quickly access the PROFINET network.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the prior art, an object of the present invention is to provide a communication conversion module convenient for accessing a PROFINET network.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a communication conversion module convenient to access PROFINET network, includes singlechip and the nuclear core plate interface, I/O board interface, PROFINET network interface, RS485 communication interface and the main power supply chip that are connected with it, nuclear core plate interface connection has nuclear core plate, nuclear core plate includes core control chip and the TPS-1 chip, watchdog chip and the core power supply chip that are connected with it, I/O board interface connection has the I/O board, the I/O board includes a plurality of IDC-20T interfaces and a plurality of CON3 interfaces, main power supply chip is singlechip, nuclear core plate and I/O board power supply.

Preferably, the communication conversion module further comprises a connection terminal, and the I/O board interface and the RS485 communication interface are respectively connected to the connection terminal.

Preferably, the I/O board comprises a first IDC-20T interface and a second IDC-20T interface, the first IDC-20T interface is connected with a plurality of MAX3232 chips, one of the MAX3232 chips is connected with a DB9/F interface, and the second IDC-20T interface is connected with a plurality of SP3485 chips.

Preferably, the I/O board includes a CON3 power interface, the CON3 power interface is connected to a voltage-reducing and voltage-stabilizing chip, and the voltage-reducing and voltage-stabilizing chip is an LM2596S-3.3 chip.

Preferably, the single chip microcomputer and the core control chip both adopt STM32 series chips.

Preferably, the core board interface adopts a HEADER 25X2 pin connector, and the I/O board interface adopts a HEADER 20X2 pin connector and a HEADER 23X2 pin connector.

Preferably, the PROFINET network interface adopts an HR911105A interface.

Preferably, the main power supply chip and the core power supply chip both adopt TLV62569DBVR power supply management chips.

Preferably, the TPS-1 chip is connected with a memory, and the memory adopts MX25L8006EM1I-12G memory chips.

Preferably, the watchdog chip adopts an SP706SEN watchdog chip.

Compared with the prior art, the utility model discloses following beneficial effect has: this communication conversion module convenient to access PROFINET network can realize PROFINET network communication function through serial port communication interface (UART) fast, conveniently inserts PROFINET network with user equipment, is fit for the equipment based on singlechip, DSP and Arduino, raspberry group to use.

Drawings

Fig. 1 is a schematic block diagram of a communication conversion module according to an embodiment of the present invention.

Fig. 2 is a schematic block diagram of a core board according to an embodiment of the present invention.

Fig. 3 is a schematic block diagram of an I/O board according to an embodiment of the present invention.

Fig. 4 is a circuit diagram of the single chip in the embodiment of the present invention.

Fig. 5 is a circuit diagram of PROFINET network interface according to an embodiment of the present invention.

Fig. 6 is a circuit diagram of an RS485 communication interface in an embodiment of the present invention.

Fig. 7 is a circuit diagram of a main power chip in an embodiment of the present invention.

Fig. 8 is a circuit diagram of a core control chip according to an embodiment of the present invention.

Fig. 9 is a circuit diagram of a TPS-1 chip according to an embodiment of the present invention.

Fig. 10 is a circuit diagram of a TPS-1 chip according to an embodiment of the present invention.

Fig. 11 is a circuit diagram of a TPS-1 chip in an embodiment of the present invention.

Fig. 12 is a circuit diagram of a watchdog chip according to an embodiment of the present invention.

Fig. 13 is a circuit diagram of a core power chip according to an embodiment of the present invention.

Fig. 14 is a circuit diagram of a first IDC-20T interface in an embodiment of the invention.

Fig. 15 is a circuit diagram of a second IDC-20T interface in an embodiment of the invention.

Fig. 16 is a circuit diagram of the voltage reduction and stabilization chip in an embodiment of the present invention.

Detailed Description

In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

Example (b): as shown in fig. 1 to 16, a communication conversion module convenient for accessing a PROFINET network includes a single chip microcomputer, and a core board interface, an I/O board interface, a PROFINET network interface, an RS485 communication interface, and a main power supply chip connected to the single chip microcomputer, where the core board interface is connected to a core board, the core board includes a core control chip, and a TPS-1 chip, a watchdog chip, and a core power supply chip connected to the core control chip, the I/O board interface is connected to an I/O board, the I/O board includes a plurality of IDC-20T interfaces and a plurality of CON3 interfaces (i.e., a single-row 3-pin connector), and the main power supply chip supplies power to the single chip microcomputer, the core board, and the I/O board.

In this embodiment, in order to facilitate connection, the communication conversion module further includes a connection terminal, and the I/O board interface and the RS485 communication interface are respectively connected to the connection terminal. The connecting terminal can adopt a HEADER 25 pin connector and a HEADER 17 pin connector.

In this embodiment, in order to facilitate signal input and output, the I/O board includes a first IDC-20T interface and a second IDC-20T interface, as shown in fig. 14, the first IDC-20T interface is connected with a plurality of MAX3232 chips, one MAX3232 chip is connected with a DB9/F interface, as shown in fig. 15, and the second IDC-20T interface is connected with a plurality of SP3485 chips. In order to manage the power supply, the I/O board further includes a CON3 power interface, as shown in fig. 16, the CON3 power interface is connected to a buck regulator chip, and the buck regulator chip may adopt an LM2596S-3.3 chip.

In this embodiment, for convenience of connection, the core board interface uses a HEADER 25X2 pin connector, and the I/O board interface uses a HEADER 20X2 pin connector and a HEADER 23X2 pin connector. As shown in fig. 5, the PROFINET network interface adopts an HR911105A interface (i.e., an RJ45 interface with a network transformer), and the number of the interfaces is two.

In this embodiment, in order to manage power supplies conveniently, as shown in fig. 7 and 13, both the main power supply chip and the core power supply chip adopt TLV62569DBVR power supply management chips. As shown in FIG. 10, the TPS-1 chip is connected with a memory, and the memory adopts MX25L8006EM1I-12G memory chips. As shown in fig. 12, the watchdog chip may employ an SP706SEN watchdog chip. As shown in fig. 6, the RS485 communication interface employs a MAX13487EESA chip.

In this embodiment, the single chip microcomputer and the core control chip both adopt STM32 series chips, as shown in fig. 4, the single chip microcomputer may adopt an STM32F103VET6 chip; as shown in fig. 8, the core control chip employs an STM32F103RET6 chip.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art should not depart from the technical scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the scope of the present invention.

Claims

1. A communication conversion module convenient for accessing a PROFINET network is characterized in that: the core board interface is connected with the core board, the core board comprises a core control chip, a TPS-1 chip, a watchdog chip and a core power supply chip, the TPS-1 chip, the watchdog chip and the core power supply chip are connected with the core control chip, the I/O board is connected with the I/O board, the I/O board comprises a plurality of IDC-20T interfaces and a plurality of CON3 interfaces, and the main power supply chip supplies power to the singlechip, the core board and the I/O board.

2. The communication conversion module for facilitating access to a PROFINET network according to claim 1, wherein: the communication conversion module further comprises a wiring terminal, and the I/O board interface and the RS485 communication interface are respectively connected to the wiring terminal.

3. The communication conversion module for facilitating access to a PROFINET network according to claim 1, wherein: the I/O board comprises a first IDC-20T interface and a second IDC-20T interface, the first IDC-20T interface is connected with a plurality of MAX3232 chips, one MAX3232 chip is connected with a DB9/F interface, and the second IDC-20T interface is connected with a plurality of SP3485 chips.

4. The communication conversion module for facilitating access to a PROFINET network according to claim 1, wherein: the I/O board comprises a CON3 power interface, the CON3 power interface is connected with a voltage reduction and stabilization chip, and the voltage reduction and stabilization chip adopts an LM2596S-3.3 chip.

5. The communication conversion module for facilitating access to a PROFINET network of claim 1, wherein: the single chip microcomputer and the core control chip are STM32 series chips.

6. The communication conversion module for facilitating access to a PROFINET network of claim 1, wherein: the core board interface adopts a HEADER 25X2 pin connector, and the I/O board interface adopts a HEADER 20X2 pin connector and a HEADER 23X2 pin connector.

7. The communication conversion module for facilitating access to a PROFINET network of claim 1, wherein: the PROFINET network interface adopts an HR911105A interface.

8. The communication conversion module for facilitating access to a PROFINET network of claim 1, wherein: the main power supply chip and the core power supply chip both adopt TLV62569DBVR power supply management chips.

9. The communication conversion module for facilitating access to a PROFINET network of claim 1, wherein: the TPS-1 chip is connected with a memory, and the memory adopts an MX25L8006EM1I-12G memory chip.

10. The communication conversion module for facilitating access to a PROFINET network according to claim 1, wherein: the watchdog chip adopts an SP706SEN watchdog chip.