SPI 通信模块 接收I2C读取/写入消息，并驱动I2C驱动模块读写I2C设备，发送返回消息 到上位机软件。-SPI communication module receives I2C read/write messages, and drive the I2C driver module to read and write I2C devices, send a return message to the host computer software.

spi读写驱动程序 verilog语言编写 可直接调用-spi driver verilog language literacy can directly call