/**
 * @brief Interfacing an LCD with an Arduino.
 *
 * - LCD data pins D0 to D7 are connected to Arduino Port A Pin 0 to 7.
 * - LCD Enable pin (E) is connected to Arduino Port D Pin 0.
 * - LCD Register_Select (RS) Pin is connected to Arduino Port D Pin 1.
 * - LCD Read/Write (R/W) Pin is connected to the ground Pin of Arduino (write mode).
*/

void setup() 
{
  DDRA = 0xFF;
  DDRD = 0x03;
}

void loop() 
{
}