Jhd-2x16-i2c Proteus (2025)
#include <Wire.h> #include <LiquidCrystal_I2C.h>
: Check if you have initialized the LCD in your code ( lcd.init() ). jhd-2x16-i2c proteus
| PCF8574 Pin | LCD Pin | Function | | :--- | :--- | :--- | | P0 | D4 | Data Bit 4 | | P1 | D5 | Data Bit 5 | | P2 | D6 | Data Bit 6 | | P3 | D7 | Data Bit 7 | | P4 | RS | Register Select | | P5 | RW | Read/Write (Usually tied to GND) | | P6 | EN | Enable | | P7 | Backlight | Backlight Control (High = ON) | #include <Wire