This manual mainly introduces the use of DM3038A/EM3038A template, including technical specifications, interface descriptions, operation steps, etc., which can be used by users for reference.
This manual describes the hardware specifications, power requirements, and physical dimensions of the DM3038A and EM3038A sound modules. It includes wiring diagrams, connector pinouts, and guidelines for connecting the module to power supplies and speakers.
The document also explains the various playback modes, serial control commands, and troubleshooting steps. Serial communication can be performed via RS‑232 or RS‑485, and command sequences for play, pause, stop, and mode selection are detailed. This manual is written in Japanese.
| Maximum memory capacity | 4G Bytes |
|---|---|
| Operating voltage | 10‑32 V |
| Standby current | 150 mA |
| Dimensions DM3038A | 5.6" x 4.2" x 1.32" |
| Dimensions EM3038A | 6.0" x 4.8" x 1.77" |
Send the character 'S' to the module; it will stop playback if a sound is currently playing.
Send the character 'P' to pause; sending 'B' resumes playback.
Pin 2 is RX, Pin 3 is TX, and Pin 5 is ground for RS‑232.