The expression panel contains a total of 128 aligned LEDs. The color is blue. By receiving data from the motherboard, you can control the display of numbers, letters, or symbols. There are I2C pins on the connector that can be connected.
Pin Definition
The expression panel module has 4 pins. Their functions are as follows
No. Pin Function
1. DIN Data
2. SCK Clock
3. 5V Power supply
4. GND Ground
Operating voltage: 5V DC
Communication Mode: I2C
DOCUMENTATION
SHIPPING LIST
- 1 X Blue LED display board
- 4 X Pin line