/* AAIO features to use */
#define AAIO_FEATURE_KEYPAD
#define AAIO_FEATURE_LCD_5110

/* include the AAIO header */
#include "aaio.h"

/* keypad definition */
const static uint8_t keypad_def[4][4] PROGMEM = {
	{'1' , '2' , '3' , 'A' },
	{'4' , '5' , '6' , 'B' },
	{'7' , '8' , '9' , 'C' },
	{'*' , '0' , '#' , 'D' }
};

int main(void) {
  aaio_lcd_init();
  aaio_lcd_clear();
  aaio_lcd_write_string("AAIO lib rulez!",1);
  aaio_lcd_set_cursor(0, 10);
  aaio_lcd_write_string("Nice!", 3);
  aaio_lcd_render();
  unsigned char c;
  for(;;) {
    c = aaio_scankey(keypad_def);
    if(c != 0xff) {
      aaio_lcd_set_cursor(0, 32);
      aaio_lcd_write_char(c, 2);
      aaio_lcd_render();
    }
  }
}