【摘要】 对一种基于ISD4004的嵌入式语音播放电路的硬件设计及其实现方法进行了介绍,并给出了语音播放电路的原理图和程序清单,硬件软件均已调试通过。更多还原

【Abstract】 The paper introduces a kind of inbuilt voice broadcasting circuit on basis of ISD4004 about its hardware design and realization method, and offers the schematic diagram and program list of the circuit. Debugging for the hardware and software has been passed.更多还原