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硬件面试常见问题-硬件通信协议(UART,SPI,IIC,RS232,RS485)、同步 ...
一种同步串行通信协议,通常用于微控制器与传感器、存储设备等外部设备之间的高速通信。 包含一个主设备和一个或多个从设备,通过时钟信号同步数据传输。 I2C (Inter-Integrated Circuit): 一种同步多主多从串行通信协议,常用于低速设备间的短距离通信。
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