The utility model relates to a method for the development of portable intelligent instrument platform, including MCUmeg128 microprocessor, signal line and bridge voltage, thermocouple and thermal resistance and current connected to the multi-channel analog switch input terminal 4051, multi-channel analog switch 4051 output terminal connected to the A / D converter input terminal 7715, output 7715 A A / D converter end is connected with the data input port of microprocessor, microprocessor and digital analog converter chip AD420 connected to the microprocessor and infrared data interface module, CH375 chip, serial port expansion chip, touch screen controller and TFT display module, GSM input connected, concentrated basic functions of industrial control field of portable intelligent instrument, with scalability, developers in the the development of intelligent instrument In the process, we don't need to design the basic function of the intelligent instrument, only need to develop the special function module that the instrument will realize, and connect the special function part of the development to the expansion port.
【技术实现步骤摘要】
【技术保护点】
一种便携式智能仪器仪表开发平台,包括微处理器MCUmeg128,其特征在于: a、电桥和电压的信号线连接到多路模拟开关4051的输入端,热点偶和热电阻的信号线连接到前置放大器的输入端,经过放大处理后的输出线分别连接到多路模拟开关4051的输入端,电流信号线串连一个电阻后也连接到多路模拟开关4051的输入端, b、多路模拟开关的输出端连接到A/D转换器7715的输入端,A/D转换器7715的输出端通过导线连接的微处理器MCUmeg128的数据输入端口, c、微处理器MCUmeg128通过电路板上的铜线和数模转换芯片AD420的输入端相连,数模转换芯片AD420的输出端用导线连接到工业仪表, d、微处理器MCUmeg128通过电路板上的铜线或插头和GSM模块输入端连接, e、微处理器MCUmeg128通过电路板上的铜线或插头和红外数据接口模块连接, f、微处理器MCUmeg128通过电路板上的铜线和CH375芯片的输入端连接,CH375芯片的输出端即为USB接口, g、微处理器MCUmeg128通过电路板上的铜线和串口扩充芯片的输入端连接,将系统的 ...
【技术特征摘要】
【专利技术属性】
技术研发人员:汪献忠,李建国,
申请(专利权)人:汪献忠,李建国,
类型:实用新型
国别省市:41[中国|河南]
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