4 -digit digital tube display module LED brightness can be adjusted with the clock accessories, the building block TM1637 driver

Information download address: http://pan.baidu.com/share/link? Shareid = 2547789013 & uk = 2119336325

This module is a display module with a 12 -foot clock with a clock with a clock. The driving chip is TM1637, and only 2 signal cables can control the single -chip and 8 -bit digital tube.

The characteristics of the module are as follows:

The display device is a 4 -bit of the Gongyang red -word digital tube

Digital tube 8 gray gray adjustment can be adjusted

The control interface level can be 5V or 3.3V

4 M2 screw positioning holes for easy installation

project

Minimum

Typical

Maximum

unit

Power supply voltage

3.3

5

5.5

VDC

Current (@5V)

————

30

80

ma

size

42x24x12

mm

weight

8

G

The interface of the 4 -digit digital tube display module is shown below:

Control interface: A total of 4 pins (GND, VCC, DIO, CLK), GND is ground, VCC is a power supply supply, DIO is the data input and output foot, CLK is the clock signal pin;

Digital tube: 4 digits of 0.36 -inch digital tubes with scores of the 4 -bit anode, highlighting red words;

Position holes: 4 M2 screw positioning holes, and the pore diameter is 2.2mm, so that the module is easy to install positioning and realizes the combination of modules;