#ifndef LCD_ROUTINES_H #define LCD_ROUTINES_H // LCD DB4-DB7 <--> PORTD Bit PD0-PD3 #define LCD_PORT PORTD #define LCD_DDR DDRD #define LCD_DB PD0 // LCD RS <--> PORTD Bit PD4 (RS: 0=Data, 1=Command) #define LCD_RS PD4 // LCD EN <--> PORTD Bit PD5 (EN: 1-Impuls für Daten) #define LCD_EN PD5 #endif