ISD4004-mp8录放音程序ISD4004-mp8录放音程序，数码管用来显示
//每一段录音所在地址行数。
//功能：1.录音时，按住AN键，LED点亮开始录音，松开AN即可停止录音
// 再次按下AN键，LED点亮开始录第二段音，依次类推，直到芯片溢出。
// 按stop键芯片复位
// 2.放音时，按一下AN键，即播放一段语音。 按stop键芯片复位,ISD4004-mp8 sound recording program ISD4004-mp8 sound recording process, digital control used to display// where the address of each period of recording the number of rows.// Function: 1. Recording, press and hold AN keys, LED light to start recording, release to stop recording AN// AN again press button, LED light in the second paragraph of the beginning of recorded sound, and so on, until the chip overflow.// Stop button by the chip reset// 2. Playback, click AN key, that is, shows you a voice. Chip reset by the stop button