Overview: This product is an 4-Digit 8-Segment digital tube, the interface is compatible with SPI, and the on-board socket connector for Raspberry Pi Pico, users can directly insert into it; At the same time, 5Pin 2.54mm pitch pin header pads are reserved to facilitate users to access other development boards. We provide C and python demo codes for Raspberry Pi Pico. Specifications: Size:51mm(length)*21mm(width) Digital tube size:0.4 inch Digital tube specification:8 segments 4 bits red Digital tube polarity:common cathode Control chip:74HC595 Signal interface:Compatible with SPI Supply voltage:5V Package contents: 1.Digital Tube Display Module×1 Note: 1. For Raspberry Pi Pico is NOT included 2.Interface line is NOT included

5.Provides demo codes for Raspberry Pi Pico based C and Python. 4.74HC595 driver chip,the 74HC595 is an 8-bit serial input/serial or parallel output shift register with a memory register and a three-state output. 3.The led display module is Compatible with SPI interface and easy to drive. 2.4-Digit 8-Segment Display Module For Raspberry Pi Pico expansion board. 1.Reserved control interface (5 Pin 2.54mm spacing pin pad).