在嵌入式开发的世界里，器件之间的通信至关重要。SPI（Serial Peripheral interface，串行外设接口）就是一种高速、全双工、同步的通信总线，其因简单和高效而被广泛应用。SPI通常采用四根线进行通信，分别是： 4、CS：从机片选信号，由主机产生。 SCLK空闲时为低 ...

This morning the Open Source Hardware Association (OSHWA) announced a resolution for changing the way SPI (Serial Peripheral Interface) pins are labelled on hardware and in datasheets. The protocol ...

Interfacing with the outside world is a fairly common microcontroller task. Outside of certain use cases microcontrollers are arguably primarily useful because of how easily they can interface with ...

Sunnyvale, Calif.—The newest USB controller from Maxim Integrated Products dubbed the MAX3420E is designed with a 26-MHz serial peripheral interface (SPI) and integrates the digital and analog ...