本程序是关于SDI 接口的描述，以用FPGA代替相关芯片； sdi_receive-This procedure is described on the SDI interface to use in place of the relevant FPGA chip sdi_receive

本程序是关于SDI 接口的描述，以用FPGA代替相关芯片； sdi_transmit-This procedure is described on the SDI interface to use in place of the relevant FPGA chip sdi_transmit