توضیحات
Description:
1 module S8050 driver transistor
2 Operating Voltage 3.3V-5V
3 has a fixed bolt hole for easy installation
4 small plates PCB size: 3.2cm * 1.3cm
5 I / O port when the input high, the buzzer sounds
Two module interface specification (3-wire)
1 VCC 3.3V-5V external voltage (which can be directly connected with 5v and 3.3v MCU MCU)
2 GND External GND
3 I / O external microcontroller IO por