CN208316747U - A kind of CAN-MQTT converter - Google Patents
A kind of CAN-MQTT converter Download PDFInfo
- Publication number
- CN208316747U CN208316747U CN201820961892.5U CN201820961892U CN208316747U CN 208316747 U CN208316747 U CN 208316747U CN 201820961892 U CN201820961892 U CN 201820961892U CN 208316747 U CN208316747 U CN 208316747U
- Authority
- CN
- China
- Prior art keywords
- feet
- mqtt
- chip
- module
- stm32 microcontroller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Dc-Dc Converters (AREA)
Abstract
The utility model discloses a kind of CAN-MQTT converters, including STM32 microcontroller, W5500 module, SN65HVD230 CAN transceiver and power module；W5500 module includes W5500 chip, and 37 feet, 36 feet, 35 feet, 34 feet, 33 feet, 32 feet of the W5500 chip are connect with 12 feet of STM32 microcontroller, 13 feet, 17 feet, 16 feet, 15 feet, 14 feet respectively；1 foot, 4 feet of the SN65HVD230 CAN transceiver are connect with 33 feet of STM32 microcontroller, 32 feet respectively；The power module is STM32 microcontroller, W5500 module, the power supply of SN65HVD230 CAN transceiver.The structure of the CAN-MQTT converter of the utility model is simple, it is only necessary to which the conversion of CAN-MQTT can be realized in STM32 microcontroller, W5500 module, SN65HVD230 CAN transceiver, and not only cost is relatively low, and conversion speed is fast.
Description
Technical field
The utility model relates to technical field of electronic communication, and in particular to a kind of CAN-MQTT converter.
Background technique
The emerging communication technology of technology of Internet of things, development in recent years are all the more swift and violent.But the development of the Internet of Things in China is also
Be in a primary stage, lack core technology and independent intellectual property right be restrict the development of China's Internet of Things key factor it
One.
CAN bus because its real-time is high and transmission range relatively far away from the advantages of, have in many device systems extensively
Application.It with the development of Internet of Things, needs the case where carrying out CAN-MQTT conversion more and more frequent, but has also lacked at present
The CAN-MQTT converter of effect.
Utility model content
In view of the deficiencies of the prior art, the utility model is intended to provide a kind of CAN-MQTT converter, forms simple, cost
It is lower, it can directly, effectively realize that CAN-MQTT is converted.
To achieve the goals above, the utility model adopts the following technical solution:
A kind of CAN-MQTT converter, including STM32 microcontroller, W5500 module, SN65HVD230 CAN transceiver and
Power module；W5500 module includes W5500 chip, 37 feet, 36 feet, 35 feet, 34 feet, 33 feet, 32 feet of the W5500 chip
It is connect respectively with 12 feet of STM32 microcontroller, 13 feet, 17 feet, 16 feet, 15 feet, 14 feet；The SN65HVD230 CAN transmitting-receiving
1 foot, 4 feet of device are connect with 33 feet of STM32 microcontroller, 32 feet respectively；The power module be STM32 microcontroller,
W5500 module, the power supply of SN65HVD230 CAN transceiver.
Further, the CAN-MQTT converter further includes having memory module, and the memory module includes AT24C02
Eeprom chip and M25PE20 FLASH chip；1 foot, 2 feet, 5 feet, 6 feet of the M25PE20 FLASH chip are separately connected
In 25 feet of STM32 microcontroller, 27 feet, 28 feet, 26 feet；6 feet, 5 feet of the AT24C02 eeprom chip are separately connected
42 feet, 43 feet in STM32 microcontroller.
Further, the AT24C02 eeprom chip uses AT24C02-WMN6 eeprom chip.
Further, the CAN-MQTT converter further includes having PCF8563 RTC chip, the PCF8563 RTC core
5 feet, 6 feet of piece are connected to 22 feet of the STM32 microcontroller, 21 feet.
Further, the STM32 microcontroller uses STM32F103C8T6 microcontroller.
The utility model has the beneficial effects that: the structure of the CAN-MQTT converter of the utility model is simple, it is only necessary to
The conversion of CAN-MQTT can be realized in STM32 microcontroller, W5500 module, SN65HVD230 CAN transceiver, not only cost compared with
It is low, and conversion speed is fast.
Detailed description of the invention
Fig. 1 is the circuit structure diagram of the STM32 microcontroller in the utility model embodiment；
Fig. 2 is the circuit structure diagram of W5500 module in the utility model embodiment；
Fig. 3 is the circuit structure diagram of memory module in the utility model embodiment；
Fig. 4 is the circuit structure diagram of RTC chip in the utility model embodiment；
Fig. 5 is the circuit structure diagram of power module in the utility model embodiment.
Specific embodiment
Below with reference to attached drawing, the utility model will be further described, it should be noted that following embodiment is with this
Premised on technical solution, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is simultaneously
It is not limited to the present embodiment.
As shown in Figs. 1-5, a kind of CAN-MQTT converter, including STM32 microcontroller, W5500 module, SN65HVD230
CAN transceiver and power module；W5500 module includes W5500 chip, 37 feet, 36 feet, 35 feet, 34 of the W5500 chip
Foot, 33 feet, 32 feet are connect with 12 feet of STM32 microcontroller, 13 feet, 17 feet, 16 feet, 15 feet, 14 feet respectively；It is described
1 foot, 4 feet of SN65HVD230 CAN transceiver are connect with 33 feet of STM32 microcontroller, 32 feet respectively；The power module
For STM32 microcontroller, W5500 module, the power supply of SN65HVD230 CAN transceiver.
The working principle of above-mentioned CAN-MQTT converter is: the protocol configuration of converter is MQTT protocol mode,
Received data are sent to W5500 module by STM32 microcontroller by SN65HVD230 CAN transceiver, W5500 module with
The connection of MQTT server, data are communicated by MQTT server with other equipment, to realize turning for CAN and MQTT
It changes.
The structure of above-mentioned CAN-MQTT converter is simple, it is only necessary to STM32 microcontroller, W5500 module, SN65HVD230
The conversion of CAN-MQTT can be realized in CAN transceiver, and not only cost is relatively low, and conversion speed is fast.
Further, the CAN-MQTT converter further includes having memory module, and the memory module includes AT24C02
Eeprom chip and M25PE20 FLASH chip；1 foot, 2 feet, 5 feet, 6 feet of the M25PE20 FLASH chip are separately connected
In 25 feet of STM32 microcontroller, 27 feet, 28 feet, 26 feet；6 feet, 5 feet of the AT24C02 eeprom chip are separately connected
42 feet, 43 feet in STM32 microcontroller；The memory module is powered by the power module.The memory module can be used
In as data working area, priority processing is first stored in the data in memory module in conversion process.
Further, the AT24C02 eeprom chip uses AT24C02-WMN6 eeprom chip.
Further, the CAN-MQTT converter further includes having PCF8563 RTC chip, the PCF8563 RTC core
5 feet, 6 feet of piece are connected to 22 feet of the STM32 microcontroller, 21 feet.
Further, in the present embodiment, the STM32 microcontroller uses STM32F103C8T6 microcontroller.
For those skilled in the art, it can be provided various corresponding according to above technical solution and design
Change and modification, and all these change and modification, should be construed as being included in the utility model claims protection scope it
It is interior.
Claims (5)
1. a kind of CAN-MQTT converter, which is characterized in that including STM32 microcontroller, W5500 module, SN65HVD230
CAN transceiver and power module；W5500 module includes W5500 chip, 37 feet, 36 feet, 35 feet, 34 of the W5500 chip
Foot, 33 feet, 32 feet are connect with 12 feet of STM32 microcontroller, 13 feet, 17 feet, 16 feet, 15 feet, 14 feet respectively；It is described
1 foot, 4 feet of SN65HVD230 CAN transceiver are connect with 33 feet of STM32 microcontroller, 32 feet respectively；The power module
For STM32 microcontroller, W5500 module, the power supply of SN65HVD230 CAN transceiver.
2. CAN-MQTT converter according to claim 1, which is characterized in that the CAN-MQTT converter further includes having
Memory module, the memory module include AT24C02EEPROM chip and M25PE20FLASH chip；The M25PE20FLASH
1 foot, 2 feet, 5 feet, 6 feet of chip are connected to 25 feet, 27 feet, 28 feet, 26 feet of STM32 microcontroller；It is described
6 feet, 5 feet of AT24C02EEPROM chip are connected to 42 feet of STM32 microcontroller, 43 feet.
3. CAN-MQTT converter according to claim 2, which is characterized in that the AT24C02EEPROM chip uses
AT24C02-WMN6EEPROM chip.
4. CAN-MQTT converter according to claim 1, which is characterized in that the CAN-MQTT converter further includes having
PCF8563RTC chip, 5 feet, 6 feet of the PCF8563RTC chip be connected to 22 feet of the STM32 microcontroller,
21 feet.
5. CAN-MQTT converter according to claim 1, which is characterized in that the STM32 microcontroller uses
STM32F103C8T6 microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820961892.5U CN208316747U (en) | 2018-06-21 | 2018-06-21 | A kind of CAN-MQTT converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820961892.5U CN208316747U (en) | 2018-06-21 | 2018-06-21 | A kind of CAN-MQTT converter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208316747U true CN208316747U (en) | 2019-01-01 |
Family
ID=64707637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820961892.5U Active CN208316747U (en) | 2018-06-21 | 2018-06-21 | A kind of CAN-MQTT converter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208316747U (en) |
-
2018
- 2018-06-21 CN CN201820961892.5U patent/CN208316747U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202167015U (en) | Serial interface converting circuit | |
| CN202889340U (en) | Low-power short-distance wireless data transmission module | |
| CN208316747U (en) | A kind of CAN-MQTT converter | |
| CN203444102U (en) | Marine radar signal processor based on FPGA and Ethernet | |
| CN105307251B (en) | A kind of low-power consumption Internet of Things module and its control method | |
| Zhang | Design of low-power wireless communication system based on MSP430 and nRF2401 | |
| CN202906873U (en) | Multi-functional communication interface signal converter | |
| CN201904810U (en) | Field bus protocol converter based on wireless technology | |
| CN204669352U (en) | A kind of bluetooth external device with intercommunication function | |
| CN202758471U (en) | Wireless intelligent node monitoring alarm system | |
| CN204143620U (en) | Based on the shop equipment remote supervision system of technology of Internet of things | |
| CN103139929A (en) | Wireless interlinking technique applied to intelligent housing system | |
| CN203133685U (en) | External extended module based on PCIE standard | |
| CN202956871U (en) | Data integration acquisition system based on wireless communication network | |
| CN205564000U (en) | A intermediate data transport module that is used for host computer and next quick -witted communication | |
| CN206057883U (en) | A kind of digital-to-analog amount acquisition control system of ZigBee wireless network transmissions | |
| CN201869208U (en) | Embedded serial port-to-Ethernet converter | |
| CN202957818U (en) | ZigBee wireless data transmission module circuit | |
| CN208001276U (en) | Realize the device being wirelessly transferred between USB and serial ports | |
| CN211930629U (en) | Low-power-consumption explosion-proof wireless transmitter based on spread spectrum wireless technology | |
| CN203537379U (en) | Dual radio frequency wireless communication module | |
| CN219592639U (en) | Multi-scene real-time data packaging transmission system | |
| CN203747810U (en) | ZigBee wireless actuator | |
| CN203055124U (en) | Wireless data transmission module | |
| CN214374273U (en) | Portable plant leaf fruit color sensor circuit structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210127 Address after: 523000 room 805, no.6, Hengkeng Hengxi 1st Road, Liaobu Town, Dongguan City, Guangdong Province Patentee after: Group meal cloud (Dongguan) Technology Co.,Ltd. Address before: 523000 room 705, 7th floor, jiahaoyuan, Hengkeng, Hengxi 1st Road, Liaobu Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN LANZHIBAI INTELLIGENT TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |