Boards:
Tutorials:
Links:
Buzzer Shield. [Buy it]
Frequency: 1kHz-3kHz 4 optional control ports, Default: D5(GPIO14)
Frequency: 1kHz-3kHz
4 optional control ports, Default: D5(GPIO14)
D1 mini
GPIO
Shield
D5/D6/D7/D8
14/12/13/15
Button
Schematic v1.0.0 [PDF] MLT-8540 Datasheet [PDF]
Schematic v1.0.0 [PDF]
MLT-8540 Datasheet [PDF]
Arduino Examples