Custom Adjustable Backlight of Interface Module IIC I2C TWISPI Serial Board Module Port 1602 LCD Display for Arduino

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IIC/I2C / Interface LCD1602 2004 LCD Adapter Plate FZ0519

Data download address

https://pan.baidu.com/s/1qYVvk0c

1602 I2C port 4-wire 1602 screen

IIC/I2C port The LCD1602 adapter does not contain an LCD screen

Control board IO port only 20, add some sensors, SD cards, relays and other modules, the IO port is not enough,

The original 1602 screen needs 7 IO ports to drive up, we developed this module can help you save 5 IO ports, we send the function library

Product parameters:

1. Size :41.5mm(L)*19mm(W)*15.3mm(H)

2. Weight :5g

3.PCB color: black

4. Supply voltage :2.5-6V

5. Support the I2C protocol

6. With backlight power control, you can set whether to connect the backlight power through the jumper cap. Plug in the jumper cap to connect the backlight power supply, and remove the jumper cap to disconnect the backlight power supply

7. Contrast can be adjusted, rotate the blue potentiometer, enhance clockwise, diminish counterclockwise. Potentiometer design on the front, convenient for customers to freely adjust anytime and anywhere

8. Modules can be cascaded, and more than 8 can be cascaded. Short-circuit A0/A1/A2 to change the device address.