CN203149806U - Multi-type sensor signal collection and transmission equipment based on STM32 (Sgs Thomson Microelectronics 32) chip - Google Patents
Multi-type sensor signal collection and transmission equipment based on STM32 (Sgs Thomson Microelectronics 32) chip Download PDFInfo
- Publication number
- CN203149806U CN203149806U CN 201320181050 CN201320181050U CN203149806U CN 203149806 U CN203149806 U CN 203149806U CN 201320181050 CN201320181050 CN 201320181050 CN 201320181050 U CN201320181050 U CN 201320181050U CN 203149806 U CN203149806 U CN 203149806U
- Authority
- CN
- China
- Prior art keywords
- sensor signal
- stm32
- signal
- circuit
- transmission
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses multi-type sensor signal collection and transmission equipment based on an STM32 (Sgs Thomson Microelectronics 32) chip. The multi-type sensor signal collection and transmission equipment comprises a main control chip STM32, a multi-type sensor signal conditioning circuit, a sensor signal analogue-digital conversion circuit and a data transmission module, wherein the multi-type sensor signal processing circuit is used for conditioning output signals of different types of sensors into 0-5V voltage signals and the signals are converted into digital signals by the sensor signal analogue-digital conversion circuit; then the digital signals are output to the main control chip STM32; and finally, the digital signal of the characteristic sensor signal is transmitted to other equipment through the data transmission module. According to the multi-type sensor signal collection and transmission equipment disclosed by the utility model, the collection, conversion and transmission functions of the multi-type sensor on the signals can be finished; and the disadvantage of single sensor signal collection and single transmission manner of the conventional sensor signal collection and transmission equipment are overcome.
Description
Technical field
The utility model relates to a kind of polymorphic type sensor signal conditioning and collection, the collecting sensor signal transmission equipment of multi-communication protocol data transmission.
Background technology
At first, traditional collecting sensor signal transmission equipment often can only be gathered fixing a kind of sensor signal, be generally current mode, voltage-type or resistance type sensor signal, if in the time of will gathering the number of different types sensor signal, often need to use different equipment to carry out the collection of sensor signal, this just brings loaded down with trivial details in the use, also more easily makes mistakes.
Secondly, traditional collecting sensor signal transmission equipment is often more single on data transfer mode, single transmission mode is subject to the influence in condition of work and place, cause losing with inaccurate of data transmission easily, in some specific occasion and specific period, if can't carry out data transmission, then can cause losing for a long time of image data.
Summary of the invention
At the problems referred to above, the utility model provide a kind of multi-usage, flexibly, reliably, polymorphic type collecting sensor signal transmission equipment accurately.
The technical scheme that the utility model adopts is: a kind of polymorphic type collecting sensor signal transmission equipment based on the STM32 chip, it is characterized in that comprising: main control chip STM32, the polymorphic type sensor signal conditioning circuit, sensor signal analog to digital conversion circuit and data transmission module, wherein said polymorphic type sensor signal conditioning circuit is nursed one's health into the 0-5V voltage signal with the dissimilar sensor output signal, export the sensor signal analog to digital conversion circuit to, convert digital signal to by the sensor signal analog to digital conversion circuit then and output to main control chip STM32, finally will characterize the digital data transmission of sensor signal to miscellaneous equipment by data transmission module.
Described polymorphic type sensor signal conditioning circuit, built-in I-V change-over circuit, voltage amplifier circuit, R-V change-over circuit support the 4-20mA current signal of amperometric sensor output to be converted to the 0-5V voltage signal; The micro voltage signal of voltage sensor output is enlarged into the 0-5V voltage signal; The resistance signal of resistance type sensor output is converted to the 0-5V voltage signal; Consider part numeric type sensor, reserve IIC, SPI, serial ports and line interface processed in this sensor signal conditioning circuit, to adapt to the signals collecting demand of different interface type numeric type sensor.
Described sensor signal analog to digital conversion circuit, 16 modulus conversion chips of built-in high speed are supported the 0-5V voltage signal of polymorphic type sensor signal conditioning circuit output is converted to the digital signal that characterizes sensor signal, and are transferred to main control chip STM32.
Described data transmission module, the integrated wireless number passes and two kinds of transmission modes of wired digital transmission, wireless data sending comprises that Bluetooth communication, ZigBee communication, WiFi communicate by letter and communicate by letter with GPRS/GSM, and wired digital transmission comprises that the RS232 serial is current, USB2.0 communication is communicated by letter with embedded ethernet.
Equipment comprises main control chip STM32, polymorphic type sensor signal conditioning circuit, sensor signal analog to digital conversion circuit and data transmission module.
The output signal of polymorphic type sensor signal conditioning circuit in-built electrical flow pattern sensor, voltage sensor and resistance type sensor is converted to the change-over circuit of 0-5V voltage signal, on this basis, for number of support font sensor, reserve IIC, SPI, serial ports and line interface processed, to adapt to different interface type numeric type sensor.When carrying out collecting sensor signal, as long as according to the signal of sensor type, sensor is connected to above-mentioned corresponding sensor input interface gets final product.
Two kinds of functions of the integrated wired digital transmission of data transmission module and wireless data sending, wired digital transmission comprise the transmission of RS232 serial ports, USB2.0 transmission and embedded ethernet transmission; Wireless data sending comprises Bluetooth transmission, ZigBee transmission, WiFi transmission and the logical transmission of GPRS/GSM.Equipment can use one or more transmission modes wherein, flexibility and reliability simultaneously.
The beneficial effects of the utility model are, at first, the built-in polymorphic type sensor signal conditioning circuit of equipment supports to connect the polytype sensor, the collecting sensor signal mode flexibly, convenient, extensibility is good.Secondly, the data transfer mode that this equipment adopts multiple wireless data sending and wired digital transmission to combine when sensing data transmits, when wherein one or more transmission modes can't be used, can conveniently switch to other data transfer mode, improve ease for use, the reliability and stability of equipment.
Description of drawings
Fig. 1 is a kind of module diagram of the polymorphic type collecting sensor signal transmission equipment based on the STM32 chip.
Fig. 2 is circuitry plate connection layout.
Reference numeral: 1-main control chip STM32F107VCT6; The 2-power circuit; 3-main control chip minimum system circuit; The 4-I-V change-over circuit; The 5-voltage amplifier circuit; The 6-R-V change-over circuit; 7-IIC, SPI, serial ports and line interface processed; 8-is 16 modulus conversion chip AD7606 at a high speed; 9-RS232 serial communication interface; 10-USB2.0 transmission interface; 11-embedded ethernet transmission interface; 12-Bluetooth transmission interface; 13-ZigBee transmission interface; 14-WiFi transmission interface; 15-GPRS/GSM transmission interface; 16 parallel port interfaces of 16-; 17-Uart interface; 18-SPI interface.
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
In Fig. 1, system comprises following four parts: main control chip STM32, polymorphic type sensor signal conditioning circuit, sensor signal analog to digital conversion circuit and data transmission module.Wherein data transmission module is divided into wired digital transmission and wireless data sending two parts again.
Main control chip of the present utility model adopts the chip of the STM32 series of company of STMicw Electronics (ST), but embodiment only illustrates as an example with the STM32F107VCT6 chip, this chip is finished the control functions such as collection, processing and transmission of sensor signal, is the core devices of entire equipment.
The polymorphic type sensor signal conditioning circuit comprises the I-V change-over circuit, voltage amplifier circuit, R-V change-over circuit and based on IIC, SPI, serial ports and line interface word processed signal interface circuit, the I-V change-over circuit uses sampling with high precision resistance and voltage follower circuit to realize that current signal is to the conversion of voltage signal, voltage amplifier circuit uses amplifier to convert micro voltage to 0-5V voltage, the R-V change-over circuit uses constant current source to realize that resistance signal is to the conversion of voltage signal, consider number of support font sensor, also reserve IIC, SPI, serial ports and line interface processed are as digital signal interface.
The 0-5V voltage signal that the sensor signal analog to digital conversion circuit uses 16 modulus conversion chip AD7606 of high speed of ADI company that the polymorphic type sensor signal conditioning circuit is exported converts the digital signal that characterizes sensor signal to, is transferred to the STM32 chip.
Two kinds of functions of the integrated wired digital transmission of data transmission module and wireless data sending, wired digital transmission comprise that RS232 serial communication, USB2.0 communicate by letter and communicate by letter with embedded ethernet.Convert the Uart interface of main control chip STM32 to the RS232 serial communication interface by the MAX232 chip; Convert the SPI1 interface of main control chip STM32 to embedded ethernet interface by embedded Ethernet controller chip ENC28J60; Self-carried USB 2.0 communication interfaces of main control chip STM32 own.Wireless data sending comprises that Bluetooth communication, ZigBee communication, WiFi communicate by letter and communicate by letter with GPRS/GSM.Bluetooth communication adopts the BCM2070 Bluetooth chip, CC2530 low-power consumption ZigBee chip is adopted in ZigBee communication, the EMW3180 module is adopted in WiFi communication, the SIM900 chip is used in GPRS/GSM communication, above-mentioned wireless data sending is all made single module, directly is inserted on the master control borad, links to each other with main control chip STM32 by the Uart interface, plug and play, flexible.The integrated multiple wireless transmission method of data transmission module disposes one or more communications that can select flexibly wherein by software, when radio communication can't be transmitted, can use wire transmission mode, improves the reliability of equipment.
In Fig. 2, reference device circuit board connection layout elaborates connection and the principle of work of equipment.External dc power (9V-36V) is input to the circuitry plate by power circuit 2, direct supply with the outside input in the power circuit 2 converts 1 road 5V direct supply and 1 road 3.3V direct supply to, the 5V direct supply is for I-V change-over circuit 4, voltage amplifier circuit 5, R-V change-over circuit 6 and 16 modulus conversion chip AD7606 8 uses at a high speed, 1 road 3.3V direct supply is for IIC, SPI, serial ports and line interface 7 processed, main control chip minimum system circuit 3, main control chip STM32F107VCT6 1, USB2.0 transmission interface 10, embedded ethernet transmission interface 11, Bluetooth transmission interface 12, ZigBee transmission interface 13, WiFi transmission interface 14 and GPRS/GSM transmission interface 15 use.
Main control chip STM32F107VCT6 1 is the core component of equipment, is responsible for the work control of equipment, and each module interconnects in each class interface and the equipment is provided.Elaborate below main control chip STM32F107VCT6 1 how with equipment on other module interconnect.
16 modulus conversion chip AD7606 8 link to each other with I-V change-over circuit 4, voltage amplifier circuit 5 and R-V change-over circuit 6 and high speed, 16 modulus conversion chip AD7606 8 link to each other with 16 parallel port interfaces 16 and high speed, realize sensor signal is converted to the function of corresponding digital signal;
SPI interface 18 is linked to each other with embedded ethernet transmission interface 11, realize the network interface communication function;
Uart interface 17 is linked to each other with RS232 serial communication interface 9, Bluetooth transmission interface 12, ZigBee transmission interface 13, WiFi transmission interface 14 and GPRS/GSM transmission interface 15, realize driving RS232, bluetooth, ZigBee, the WiFi function that line data transmits of going forward side by side of communicate by letter with GPRS/GSM by the Uart interface;
IIC, SPI, serial ports and line interface 7 processed, USB2.0 transmission interface 10, main control chip minimum system circuit 3 and SPI interface 18 all directly link to each other with main control chip STM32F107VCT6 1;
The equipment course of work is: at first, (9V-36V) is connected to the circuitry plate by power circuit 2 with external dc power, secondly main control chip STM32F107VCT6 1 gathers all kinds sensor signals in real time by 16 modulus conversion chip AD7606 of high speed 8, wherein, all types of sensors are connected to I-V change-over circuit 4 according to its output signal type, voltage amplifier circuit 5, R-V change-over circuit 6 and IIC, SPI, in the related circuit of serial ports and line interface 7 processed, at last, main control chip STM32F107VCT6 1 selects RS232 serial communication interface 9, Bluetooth transmission interface 12, ZigBee transmission interface 13, WiFi transmission interface 14, GPRS/GSM transmission interface 15, the data-signal that one or more transmission modes of USB2.0 transmission interface 10 and embedded ethernet transmission interface 11 will characterize sensor signal transmits.
More than be preferred forms of the present utility model, according to the disclosed content of the utility model, those of ordinary skill in the art can apparently expect some identical, replacement schemes, all should fall into the scope of the utility model protection.
Claims (5)
1. polymorphic type collecting sensor signal transmission equipment based on the STM32 chip, it is characterized in that comprising: main control chip STM32, the polymorphic type sensor signal conditioning circuit, sensor signal analog to digital conversion circuit and data transmission module, wherein said polymorphic type sensor signal conditioning circuit is nursed one's health into the 0-5V voltage signal with the dissimilar sensor output signal, export the sensor signal analog to digital conversion circuit to, convert digital signal to by the sensor signal analog to digital conversion circuit then and output to main control chip STM32, finally will characterize the digital data transmission of sensor signal to miscellaneous equipment by data transmission module.
2. the polymorphic type collecting sensor signal transmission equipment based on the STM32 chip according to claim 1, it is characterized in that: described polymorphic type sensor signal conditioning circuit comprises, circuit sent out big by I-V change-over circuit, voltage, R-V change-over circuit and IIC, SPI, serial ports and line interface processed; Wherein the I-V change-over circuit is used for the 4-20mA current signal of amperometric sensor output is converted to the 0-5V voltage signal, voltage is sent out circuit big and is used for the micro voltage signal of voltage sensor output is enlarged into the 0-5V voltage signal, the R-V change-over circuit is used for the resistance signal of resistance type sensor output is converted to the 0-5V voltage signal, be used for IIC, SPI, serial ports and line interface processed of main control chip STM32 is connected the collection of realization numeric type sensor signal with numeric type sensor based on these interfaces based on IIC, SPI, serial ports and line interface processed.
3. the polymorphic type collecting sensor signal transmission equipment based on the STM32 chip according to claim 1, it is characterized in that: described sensor signal analog to digital conversion circuit, be used for the 0-5V voltage signal of polymorphic type sensor signal conditioning circuit output is converted to the digital signal that characterizes sensor signal by 16 modulus conversion chips of high speed, and be transferred to main control chip STM32.
4. the polymorphic type collecting sensor signal transmission equipment based on the STM32 chip according to claim 1, it is characterized in that: two kinds of transmission modes of wireless data sending and wired digital transmission that described data transmission module is integrated, wherein wireless data sending comprises that Bluetooth communication, ZigBee communication, WiFi communicate by letter and communicate by letter with GPRS/GSM, and wired digital transmission comprises that the RS232 serial is current, USB2.0 communication is communicated by letter with embedded ethernet.
5. according to the described polymorphic type collecting sensor signal transmission equipment based on the STM32 chip of each claim in the claim 1 to 4, it is characterized in that: the model of main control chip STM32 can be the STM32F107VCT6 of ST Microelectronics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320181050 CN203149806U (en) | 2013-04-12 | 2013-04-12 | Multi-type sensor signal collection and transmission equipment based on STM32 (Sgs Thomson Microelectronics 32) chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320181050 CN203149806U (en) | 2013-04-12 | 2013-04-12 | Multi-type sensor signal collection and transmission equipment based on STM32 (Sgs Thomson Microelectronics 32) chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203149806U true CN203149806U (en) | 2013-08-21 |
Family
ID=48977316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320181050 Expired - Fee Related CN203149806U (en) | 2013-04-12 | 2013-04-12 | Multi-type sensor signal collection and transmission equipment based on STM32 (Sgs Thomson Microelectronics 32) chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203149806U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457850A (en) * | 2014-12-02 | 2015-03-25 | 中国船舶工业集团公司第七〇八研究所 | Signal processing system and method |
| CN105737861A (en) * | 2016-02-01 | 2016-07-06 | 上海交通大学 | Resistive sensor detection circuit |
| CN105812030A (en) * | 2016-03-10 | 2016-07-27 | 东华大学 | Sensor general interface based on low power consumption bluetooth technology |
| CN107341119A (en) * | 2017-07-05 | 2017-11-10 | 深圳市宇峰通讯设备有限公司 | Data transmission circuit and its communication means and multifunctional base |
| CN108389382A (en) * | 2018-03-02 | 2018-08-10 | 武汉蓝星软件技术有限公司 | A kind of acquisition of data and transformation model |
| CN109324553A (en) * | 2018-10-18 | 2019-02-12 | 深圳市朗驰欣创科技股份有限公司 | A kind of standardization detection module interface |
| CN109803021A (en) * | 2019-01-30 | 2019-05-24 | 山东科技大学 | Embedded radio Multi net voting aircraft state detection system |
| CN110825005A (en) * | 2019-12-03 | 2020-02-21 | 南京邮电大学 | STM32 and LWIP-based data acquisition system |
| CN114143630A (en) * | 2021-10-29 | 2022-03-04 | 国网信通亿力科技有限责任公司 | Remote acquisition big data acquisition terminal and method thereof |
-
2013
- 2013-04-12 CN CN 201320181050 patent/CN203149806U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104457850A (en) * | 2014-12-02 | 2015-03-25 | 中国船舶工业集团公司第七〇八研究所 | Signal processing system and method |
| CN105737861A (en) * | 2016-02-01 | 2016-07-06 | 上海交通大学 | Resistive sensor detection circuit |
| CN105812030A (en) * | 2016-03-10 | 2016-07-27 | 东华大学 | Sensor general interface based on low power consumption bluetooth technology |
| CN107341119A (en) * | 2017-07-05 | 2017-11-10 | 深圳市宇峰通讯设备有限公司 | Data transmission circuit and its communication means and multifunctional base |
| CN108389382A (en) * | 2018-03-02 | 2018-08-10 | 武汉蓝星软件技术有限公司 | A kind of acquisition of data and transformation model |
| CN109324553A (en) * | 2018-10-18 | 2019-02-12 | 深圳市朗驰欣创科技股份有限公司 | A kind of standardization detection module interface |
| CN109803021A (en) * | 2019-01-30 | 2019-05-24 | 山东科技大学 | Embedded radio Multi net voting aircraft state detection system |
| CN110825005A (en) * | 2019-12-03 | 2020-02-21 | 南京邮电大学 | STM32 and LWIP-based data acquisition system |
| CN114143630A (en) * | 2021-10-29 | 2022-03-04 | 国网信通亿力科技有限责任公司 | Remote acquisition big data acquisition terminal and method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203149806U (en) | Multi-type sensor signal collection and transmission equipment based on STM32 (Sgs Thomson Microelectronics 32) chip | |
| CN202838664U (en) | Multi-signal and multi-communication protocol data acquisition equipment based on STM32 | |
| CN105223939B (en) | Suitable for the multi-source heat transfer agent acquisition of agriculture Internet of Things application and the integrated fexible unit of control | |
| CN201402520Y (en) | Bridge strain collecting instrument based on wireless sensing network interface | |
| CN201174041Y (en) | Full-digital general AC servo positioning control driver | |
| CN101561245A (en) | Bridge strain detection sensor based on wireless sensing network interface | |
| CN202928712U (en) | Fully-functional temperature transmitter | |
| CN105259841B (en) | A kind of industrial many reference amounts data acquisition unit | |
| CN203324975U (en) | Serial communication debugging tool | |
| CN204903045U (en) | Detect pressure test system | |
| CN106094630A (en) | A kind of rail vehicle debugging signal automatic acquisition device | |
| CN203179279U (en) | Remote transparent data acquisition and transmission system based on optical fiber | |
| CN112666383A (en) | Dynamic detection device and method for current, voltage and power of mobile equipment | |
| CN218886450U (en) | Instrument data collector | |
| CN108134518A (en) | A kind of voltage conversion circuit | |
| CN201570019U (en) | Passive RS232-485 signal converter | |
| CN201885822U (en) | Acquisition module for configurable thermal resistance | |
| CN203965551U (en) | A kind of multichannel transmitters sense device | |
| CN101694995B (en) | Passive RS232-485 signal converter | |
| CN104198871A (en) | Electronic device tester and testing method thereof | |
| CN206213415U (en) | A kind of Intelligent bracelet system | |
| CN211181045U (en) | Wisdom agricultural is with multi-functional temperature and humidity sensor | |
| CN107467815A (en) | A kind of bracelet of detectable sensing data and wearable property sensor detection platform | |
| CN201813396U (en) | CANopen-CAN (controller area network) gateway | |
| CN204881682U (en) | Enclosed bus connects temperature monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130821 Termination date: 20160412 |