Introduction - If you have any usage issues, please Google them yourself
Parallel 8 DA (voltage output) experiment, a (basic) programming, through DAC0832 output square wave, the initial frequency of 2KHz, the frequency with 1 step adjustment by pressing the 0 , press the 0 key increased frequency of 100Hz, according to some of the 1 key to reduce the frequency of 100Hz.
2 (increase) to program, through DAC0832 output sawtooth, the initial frequency of 100Hz.