使用ISD4004语音芯片与单片机连接，设计的一个任意录音或放音8—16分钟的模块，注解详细。-Use ISD4004 voice chip microcontroller, design an arbitrary recording or playback 8-16 minute modules, detailed annotations.

ISD4004语音录放控制芯片，文件里有源码和硬件电路，可以少花时间完成新产品的设计。希望对你有所帮助。-ISD4004 voice recording control chip, a source file and the hardware circuitry, can spend less time to complete the new product design. I hope for your help.