- Use TM1638 digital tube drive chip to drive a common cathode LED digital tube.
- Can be extended to 3 * 8 buttons, led digital tube and can be controlled separately.
- Support 8 brightness control, led digital tube and use the same brightness.
- Support cascading up to 6 of the same module.
- Wiring: VCC GND connected the 5V power supply, STB CLK DIO connected microcontroller IO port.
- 8 LED, 8-bit digital tube and 8 buttons, common cathode LED digital tube, such as STC microcontroller can be directly connected.
* Product Images are shown for illustrative purposes only and may differ from actual product.