This document is about the user manual of Guangzhou Weichuang Electronics Co., Ltd. WT8601M02 V1.1. It introduces the features and functionality settings of the product, as well as the application scope and wiring diagrams.
The WT8601M02 V1.1 is a voice playback module that supports MP3 audio files with bitrates from 8 Kbps to 320 Kbps, stereo output, and up to 2 GB of NAND‑Flash storage. It operates from a 5 V DC supply, offers full‑speed USB 2.0 data transfer, and provides several control modes such as MP3, key‑by‑key, random and MCU.
The manual describes product features, application areas, wiring diagrams, electrical parameters, configuration via a config.txt file, command codes for playback control, example programs, and hardware layout. It also includes version history and contact information for Guangzhou Weichuang Electronics. This manual is written in Chinese.
| Supported MP3 bitrate | 8 Kbps – 320 Kbps |
|---|---|
| Power supply voltage | DC 5 V |
| Maximum NAND‑Flash capacity | 2 GB |
| USB interface speed | Full‑speed USB 2.0 |
| Typical operating current (no load) | 24.2 mA – 28.0 mA |
Edit the config.txt file and set the "vl" parameter to a value between 0 and 31; the value defines the default volume level.
In config.txt set the "pp" parameter to 1 (and optionally set "sn" to the file name to play). This activates power‑on auto‑play.
Set the "cm" parameter in config.txt: 0 for MP3 mode, 1 for key‑by‑key mode, or 2 for random playback mode.