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Product Description:
There are only 20 IO interface for Arduino 328 system.
the former 1602 lcd display board need 7 IO interface, but this one need only 5 IO. you can save two IO for other sensor or SD card
specification:
1. voltage: 5v
2. I2C protocal
3. back light, contrast can be adjusted
4. 4 wires output
Package:
1pc IIC/I2C 1602 LCD Display Board Module for Arduino 5 IO Interface
There are only 20 IO interface for Arduino 328 system.
the former 1602 lcd display board need 7 IO interface, but this one need only 5 IO. you can save two IO for other sensor or SD card
specification:
1. voltage: 5v
2. I2C protocal
3. back light, contrast can be adjusted
4. 4 wires output
Package:
1pc IIC/I2C 1602 LCD Display Board Module for Arduino 5 IO Interface