Description:
This module is a 12 foot with clock display four common anode tube (0.56 inch) display module, driver IC is TM1637, only two signal lines can make the MCU control 4bit 8 digital tube.
Display device is 4bit Blue/Red/Green/Yellow/White word common anode tube
Digital tube 8 grey level is adjustable
The control interface electrical level is 5V
Control interface:
GND--ground
VCC--power supply
DIO--data input and output
CLK--clock signal feet
Package include:
1 x 0.56 Inch TM1637 4-Bits Digital LED Clock Tube Display For Arduino Blue