4 Bits Digital Tube LED Module With Clock Display for

• Model Number:16G104
• Type:Clock and Timing Development Boards and Kits
• Place of Origin:China
• Certification 1:ROHS
• Certification 2:CE
• SKU:16g104

The module is a 12-foot clock points with a total of four digital tube Yang (0.36 inches) of display module, driver chip TM1637, only two signal lines can make microprocessor controlled four 8-segment.
Module features are as follows:
     A display device for the four common anode red digital tube
     Digital tube 8 adjustable gray
     Level control interface for 5V or 3.3V

Control Interface: A total of four pins (GND, VCC, DIO, CLK), GND is ground, VCC is the power supply, DIO data input and output pin, CLK is a clock signal pin;
Digital tube: 4 common anode score points with 0.36 inches digital tube, red highlight;
Positioning holes: 4 M2 screw positioning holes with a diameter of 2.2mm, the module to facilitate the installation location, to achieve inter-module combination