Arduino library designed to control the DFRobot DFR1173 MP3 Voice Prompter module through serial commands.

https://www.dfrobot.com/product-2862.html?tracking=hOuIhw4fDaJRTdy4abz04npbQC78dqxBkqVt7XMFYxEXj2s0ukWgm71wbut0ewUP

• Full playback control: Play, Pause, Resume, Stop.
• Volume management (0-30).
• Track and folder navigation.
• Status verification support via BUSY pin.
• Low power mode.

1. Download this repository as a .zip file.
2. In the Arduino IDE, go to Sketch -> Include Library -> Add .ZIP Library...
3. Select the downloaded file.

#include <DFR1173.h>

// Instantiate passing the Serial object and the BUSY pin DFR1173 mp3(Serial1, 9);

void setup() { Serial.begin(115200); mp3.begin(9600); mp3.setVolume(25); }

void loop() { mp3.playTrack(1); mp3.isPlaying(); // Blocks execution until audio finishes delay(2000); }