Introduction - If you have any usage issues, please Google them yourself
: Based on the VHDL language, ADC0809 simple control- Description: ADC0809 no internal clock, an external clock signal of 10KHz ~ 1290Hz, by the Department of the FPGA- the system clock (50MHz) after divided by 256 the get clk1 (195KHz) as ADC0809 conversion clock.