这个程序是C8051F30x设备通过 spi 通讯然后从串口发送的例程 具有 spi 跟串口的初始化操作-This program sets up the GPIO pins on the C8051F30x device for the correct

functionality, then uses the SPI_Transfer function to send and receiveinformation through the SPI pins. As information is sent, the progress othe program is sent out through the UART to be monitored on a connected

terminal program