基于ARM和ATT7022B芯片的电能量采集

The implement of acquisition of electric energy based on ARM and chip ATT7022B

为了实现电能量的采集,基于ARM的LPC2292微控制器和嵌入式实时操作系统(μC/OS-Ⅱ),以ATT7022B芯片为核心,采用ADS1.2开发工具进行编程,实现了对ATT7022B芯片的软件校表,并能够通过SPI接口精确地采集电能量。

In order to implement the acquisition of electric energy, based on LPC2292 micro processor of ARM and the embedded operating system （ μC/OS-Ⅱ） , with chip ATT7022B as core, the programming of calibration and high precision acquisition of electric energy by interface SPI is accomplished by adopting the developing tool ADS1.2.