1602LCD 16x2 Character LCD Display PCF8574T PCF8574 IIC I2C Interface 5V
ab 5,15 €
1602 LCD 5V I2C adapter board module 1. SDA: I2C data line. SCL: I2C clock line. Support I2C protocol. If you add more sensors, SD cards, relays, etc., the IO ports are not enough. The original 1602 screen needs 7 IO ports to drive.
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