
UP/DOWN counter using 7segment Display
In this tutorial, you will learn how you can test TM1637 4-digit 7-segment display and Counter function with adjusting time delay.

Components required
Arduino Nano - 1 no
TM1637 module - 1 no
Push Button switch - 2 no
5V/3.3V Power module - 1 no
Circuit diagram

TM1637
TM1637 seven segment modules is a ready made multiplexed seven segment display with 4 digits. The driver IC is TM1637; It has 4pin control there are GND, VCC, DIO, CLK. only two signal lines can make MCU control four Digit 7-segments LED can be used to display decimal, letters and so on. The 7segment LED Display has common anode type.