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STC-MCU-SPI
- SPI的通信原理很简单,它以主从方式工作,这种模式通常有一个主设备和一个或多个从设备,需要至少4根线,事实上3根也可以(单向传输时)。也是所有基于SPI的设备共有的,它们是SDI(数据输入),SDO(数据输出),SCK(时钟),CS(片选)。 -SPI communication principle is very simple, it is the work of master-slave mode, this mode usually has a master device and o
CANOPEN_CIA 301_2
- PIC18F单片机根据CIA301标准编写的CANOPEN通讯,可以实现NMT、SDO、PDO功能。(PIC18F microcontroller in accordance with the CIA301 standard written in CANOPEN communication, you can achieve NMT, SDO, PDO functions.)