isd1420语音程序，能完成20个片段（它总的存储时间是20秒，随便你划分片段长度）的录音和播放。-isd1420 voice procedures, to complete the 20 fragments (which the total storage time is 20 seconds, you just divided into fragment length) of the recording and playback.

包括语音芯片isd1420所有的电路手册，程序应用等，全部打包上传了，而且实际调试通过了-Including all the circuit voice chip isd1420 manuals, procedures applications, all packaged uploaded, but the actual debugging through the