I currently in use STM32F103ZET6 development board to do audio processing, need to be the voice of the external input signal, AD conversion, and then read the converted value, hardware and software respectively how to operate, seek help from a great god!!!!! Thank you very much!

CodePudding user response:

Directly buy a microphone module line
?If it is digital signal output that could save their sampling the

As for how to use the microphone and you master control chip communication, ask the seller for material,,

CodePudding user response:

Common ADC reading is very simple, the DMA + ADC, it is best to register mode operation, clear a bit, but read haven't tried to sound, continuous attention to the learning to study

CodePudding user response:

103 voice, multi-channel certainly not, noise or distortion at least 40 k

CodePudding user response:

Want to ask the landlord to make it, I also want to do with 103 zet6 voice input but don't know how to input