4 Bits 7 Segment Display Module for Arduino Projects

8550 transistor parallel drive

0.36" 4 Bits Common Anode LED Display Board Parallel Digital Tube Display Module  

Module description

1 name: 4-bit digital tube display module, 8550 triode and parallel drive

2 digital tube type: 0.36 inches, Yang digital tube

3 working voltage: 3.3V to 5V

4 Equipped with fixing bolt hole, convenient for installation

5 size (board) : 4.8 cm * 2.0 cm

Module interface specification

1 VCC: external 3.3V to 5V voltage (can be directly connected to 5V and 3.3 V MCU)

2 driver A B C D E F G, H can be directly connected to the IO port of MCU

3 driver D1, D2 D3 D4 can be directly connected to the IO port of MCU

4 equipped with fixing bolt hole, convenient for installation

Note: the module can be directly connected to the IO port of MCU (need 12 IO ports), to achieve the purpose of controlling 4-bit digital tube display, no need for any other driver and buffer register

 

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