Iic/I2C/Interface Module Lcd1602 Adapter Board Function Library Lcd2004 | Электроника

Features: 1602/2004 I2C interface 4-wire 1602/2004 screen IIC/I2C interface LCD1602/2004 adapter board without LCD screen LCD1602 There are only 20 IO ports on the control board. Add some sensors, SD cards, etc. There are more modules such as relays, and the IO port is not enough. The original 1602/2004 screen requires 7 IO ports to drive. The module we developed can help you save 5 IO ports. We send the UNO function library. Supply voltage: 2.5-6V Support I2C protocol 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, unplug the jumper cap to disconnect the backlight power The contrast can be adjusted, and the blue potentiometer is rotated, clockwise and counterclockwise. The potentiometer is designed on the front side, allowing customers to adjust freely anytime, anywhere. Modules can be cascaded, and up to eight can be cascaded. Modify the device address by shorting A0/A1/A2. The default address is 0x27 Specifications: Supply voltage: 2.5-6V material: metal Colour: Black Size: 60*80mm Package Included: 1 * LCD1602 adapter board