# 輸出模組

- [LED模組](/cavedu/hangeekduino/samplecode/output_module/led.md)
- [蜂鳴器模組](/cavedu/hangeekduino/samplecode/output_module/buzzer.md)
- [OLED顯示模組](/cavedu/hangeekduino/samplecode/output_module/oled.md)