- It is fantastic based project.
- The backlight and contrast is adjusted by potentiometer
- It also come with 2 iic interface
As the pin resources controller is limited, your project may be not able to use normal LCD shield after connected with a certain quantity of sensors or SD card. However, with this PCF8574 I2C Interface Board for 16×2 and 20×4 LCD Module interface module, you will be able to realize data display via only 2 wires. If you already has PCF8574 I2C Interface Board for 16×2 and 20×4 LCD Module devices in your project, this LCD module actually cost no more resources at all. It is fantastic based project
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