Arduino Quick Start
2. Devices & Examples
3. M5Unified
4. M5GFX
5. Extensions
Unit
Base
Cap
IoT
Accessories
Tough Speaker
Tough speaker related APIs and example programs.
Example Program
Build Requirements
- M5Stack Board Manager version >= 2.1.4
- Board selection = M5Tough
- M5Unified library version >= 0.2.5
- M5GFX library version >= 0.2.7
cpp
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#include <M5Unified.h> #include <M5GFX.h> void setup() { M5.begin(); M5.Display.setRotation(1); M5.Display.setFont(&fonts::DejaVu40); M5.Display.print("\nStart playing\nmusical scale"); M5.Speaker.setVolume(128); // 0~255, bigger is louder } void loop() { M5.update(); M5.Speaker.tone(880, 500); // frequency (Hz), duration (ms) delay(500); M5.Speaker.tone(990, 500); delay(500); M5.Speaker.tone(1120, 500); delay(500); M5.Speaker.tone(1180, 500); delay(500); M5.Speaker.tone(1320, 500); delay(500); M5.Speaker.tone(1480, 500); delay(500); M5.Speaker.tone(1650, 500); delay(500); M5.Speaker.tone(1760, 500); delay(1000); M5.Speaker.tone(1760, 500); delay(500); M5.Speaker.tone(1650, 500); delay(500); M5.Speaker.tone(1480, 500); delay(500); M5.Speaker.tone(1320, 500); delay(500); M5.Speaker.tone(1180, 500); delay(500); M5.Speaker.tone(1120, 500); delay(500); M5.Speaker.tone(990, 500); delay(500); M5.Speaker.tone(880, 500); delay(1000); }This program will play the scales 12345671 and 17654321.
API
The Tough speaker functionality uses the Speaker_Class from the M5Unified library. For more related APIs, please refer to the following documentation: