TM1637 LED Display Module:Tm1637,with 2 signal lines,can make Mcu Control 4 Digit 8-segment led.
4 Pins:GND to ground,VCC to power,DIO to data input and output pins,CLK to clock signal pins.
Feature:Digital tube 8 level gray adjustable. Can be used to display decimal, letters.
Package:6PCS 4 Digit 7 Segment Digital Tube LED Display Board +20 Pin Male to Female Jumper Wires.
Description
4-Digit Tube Display Module:
Can be used to display decimal, letters, etc.
The display device is a 4-digit bright red digital tube.
There are 4 pins:
GND to ground
VCC for power
DIO for data input and output pins
CLK for clock signal pins.
Working voltage:3.3V/5V DC
Working current:30/80MA
LED brightness is adjustable:digital tube 8-level gray level is adjustable