In der lcd.h:

Code:
#define LCD_PORT         PORTD        /**< port for the LCD lines   */
#define LCD_DATA0_PORT   LCD_PORT     /**< port for 4bit data bit 0 */
#define LCD_DATA1_PORT   LCD_PORT     /**< port for 4bit data bit 1 */
#define LCD_DATA2_PORT   LCD_PORT     /**< port for 4bit data bit 2 */
#define LCD_DATA3_PORT   LCD_PORT     /**< port for 4bit data bit 3 */
#define LCD_DATA0_PIN    3            /**< pin for 4bit data bit 0  */
#define LCD_DATA1_PIN    2            /**< pin for 4bit data bit 1  */
#define LCD_DATA2_PIN    1            /**< pin for 4bit data bit 2  */
#define LCD_DATA3_PIN    0            /**< pin for 4bit data bit 3  */
#define LCD_RS_PORT      LCD_PORT     /**< port for RS line         */
#define LCD_RS_PIN       7            /**< pin  for RS line         */
#define LCD_RW_PORT      LCD_PORT     /**< port for RW line         */
#define LCD_RW_PIN       6            /**< pin  for RW line         */
#define LCD_E_PORT       LCD_PORT     /**< port for Enable line     */
#define LCD_E_PIN        5            /**< pin  for Enable line     */
Das mit dem Busy-Bit weiß ich gar nicht, ob man das in der Fleury-Bib abstellen kann...
Du könntest aber einfach die lcd_waitbusy() umschreiben.