1602LCD 16x2 Character LCD Display 5V PCF8574T PCF8574 IIC I2C Interface
ab 5,15 €
Support I2C protocol. SDA: I2C data line. SCL: I2C clock line. 1602 LCD 5V I2C adapter board module 1. 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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