To connect an LCD to an Arduino without using an I2C module, you'll need to connect the LCD directly to the Arduino using its parallel interface. Below is a guide to help you achieve this: Arduino ...

Make sure you connect the A, B. C and D pin to the pin0, pin1, pin2, and pin3 of the Arduino Uno board and pin 1, 2, 3, and 4 pins of the keypad to the pin4, pin5, pin6 and pin7 of the Arduino Uno ...

Connect the I2C Module to the Arduino: SCL of module to A5 of Arduino SDA of module to A4 of Arduino VCC of module to +5V of Arduino GND of module to GND of Arduino Adjust the brightness using the ...

You can use them with LCD modules that have a HD44780 compatible interface with various screen sizes by attaching to the back of the LCD module. This allows connection to your Arduino (or other ...