4-digit digital tube display module LED brightness adjustable with clock point
The module is a 12-pin 4-digit common anode digital tube (0.36 inch) display module with clock dots. The driver chip is TM1637. Only 2 signal lines are needed to enable the single-chip microcomputer to control the 4-digit 8-segment digital tube.
The module features are as follows:
- The display device is a 4-digit common anode red-digit digital tube
- Digital tube 8 levels gray scale adjustable
- The control interface level can be 5V or 3.3V