语音芯片ISD4004的程序，支持放音，录音等功能,Voice chip ISD4004 procedures Supported playback, sound recording and other functions

一种基于单片机校制ISD4004语音芯片应用电路-A school system based on single-chip voice chip ISD4004 Circuit

本资料包含了isd4004几乎所有的资料。和相关的设计和程序其中的程序已经本人调试成功。-This information includes isd4004 almost all of the information. And related design and programming of which I am commissioning procedures have been successful.