STC12C5408AD单片机通过SPI接口实现对语音芯片ISD1700的操控。该源码为实验程序，供参考。-Single-chip STC12C5408AD through the SPI interface to control the ISD1700 voice chip. The source for the experimental procedure, for reference.

STC12C5408ad的AD转换程序，已经成功调试了。。。里面还可以通过串口来发送检视-STC12C5408ad the AD conversion process, have successfully debugged. . . Which can also be sent through the serial port to view ...