X5045驱动程序；1602液晶显示程序；AD9518读写控制；AD9779读写控制；音频编解码。-X5045 driver 1602 liquid crystal display procedures AD9518 control read and write AD9779 to read and write control audio codec.

在FPGA上编写的通过SPI总线配置外部PLL芯片AD9518和ADC9268的程序，通过板级调试，验证可用。程序通过状态机实现，将需要配置的寄存器值转为SPI总线的数据格式发送出去。 -Configure external PLL chip AD9518 and ADC9268 via SPI bus program on FPGA written by board-level debugging, verification is available. Program through the