SPI，是英语Serial Peripheral interface的缩写，顾名思义就是串行外围设备接口。是Motorola首先在其MC68HCXX系列处理器上定义的。SPI接口主要应用在 EEPROM，FLASH，实时时钟，AD转换器，还有数字信号处理器和数字信号解码器之间。SPI，是一种高速的，全双工，同步的通信 ...

The Beagle I2C/SPI protocol analyzer from Total Phase lets you debug the I 2 C and SPI serial buses through a Windows or Linux-based PC. It monitors and decodes transactions at speeds up to 4 MHz for ...