Introduction - If you have any usage issues, please Google them yourself
DSP SPI works DSP, the CPLD, 74HC595 (string in and out of the shifter), Yang digital tube. The SPICLK SPIMOSI and directly from the DSPJIE received 74HC595 SER and SRCLK of, as the input data and clock signals, SPICS cited by the CPLD control 74HC595 gating.