feat(display): increase col/row number

README.md

@@ -5,7 +5,7 @@ An open-source implementation of the Tamagotchi virtual pet game, designed to ru
 ## Bill of Materials
 - Arduino Nano (ATmega328P)
 - KY-023 Joystick Module
-- HD44780 Character LCD
+- HD44780 Character LCD (20x4 or 16x2, can be changed in the code)
 
 ## Development
 After cloning the repository, navigate to the project directory and run `make build` to compile the code. To upload the compiled firmware to your Arduino Nano, use `make upload`.

include/display.hpp

@@ -7,7 +7,7 @@
  */
 class Display {
   public:
-    Display(uint8_t addr = 0x27, uint8_t cols = 16, uint8_t rows = 2);
+    Display(uint8_t addr = 0x27, uint8_t cols = 20, uint8_t rows = 4);
 
     void begin();
     void drawJoystick(double x, double y, bool pressed);