说明：  1.1.JQM301-48L 语音芯片概述 JQM301-48L 是一款OTP 高音质的MP3 语音芯片，拥有8-BIT CISC，支持WAV 和MP3 解码；带有丰富 的外设接口：一个SPI，一个标准的UART 异步串口；音频输出可直接驱动16 欧姆耳机；带实时时钟及万年历 时钟模块功能；低功耗：休眠时待机电流约80uA；控制播放响应快速，优于同类产品；适合用于需要更换语音 或者音乐文件时间较长、音质要求较高的场合。
(1.1.JQM301-48L voice chip Overview JQM301-48L is a high quality MP3 OTP voice chip, with 8-BIT CISC, supports WAV and MP3 decoding with a rich peripheral interfaces: an SPI, a standard UART asynchronous Serial audio output can directly drive 16 ohm headphones band real-time clock and calendar clock module functions Low power consumption: Sleep standby current of approximately 80uA control playback, fast response, better than similar products suitable for voice or music files need to be replaced longer, higher quality requirements of the occasion.)