diff --git a/lambda/lcdroutines.c b/lambda/lcdroutines.c
index f2def83..a16fb6e 100644
--- a/lambda/lcdroutines.c
+++ b/lambda/lcdroutines.c
@@ -35,8 +35,8 @@
 void lcd_init( void )
 {
   // verwendete Pins auf Ausgang schalten
-  LCD_DDR |= (1 << LCD_EN);
   LCD_DDR |= (1 << LCD_RS);
+  LCD_DDR |= (1 << LCD_EN);
   LCD_DDR |= (1 << LCD_DB4);
   LCD_DDR |= (1 << LCD_DB5);
   LCD_DDR |= (1 << LCD_DB6);
diff --git a/lambda/pins.h b/lambda/pins.h
index a559fd0..3147c6b 100644
--- a/lambda/pins.h
+++ b/lambda/pins.h
@@ -9,20 +9,20 @@
 #define PINS_H_
 
 /** ADC pin for the type K thermocouple signal */
-#define ADC_TEMPI PC5  	// PC5 on diagram
+#define ADC_TEMPI PC5
 /** ADC pin for the PT1000 resistance thermometer signal */
-#define ADC_TEMPO PC0  	// PC4 on diagram
+#define ADC_TEMPO PC4	// prototype: PC0
 /** ADC pin for the LSM 11 oxygen sensor signal */
-#define ADC_LAMBDA PC2 	// PC3 on diagram
+#define ADC_LAMBDA PC3	// prototype: PC2
 
 /* Pins for the LCD */
 #define LCD_PORT PORTD
 #define LCD_DDR	 DDRD
-#define LCD_RS   PD6 	// PD7 on diagram
-#define LCD_EN   PD7 	// PD6 on diagram
-#define LCD_DB4  PD5 	// PD5 on diagram
-#define LCD_DB5  PD2 	// PD4 on diagram
-#define LCD_DB6  PD3 	// PD3 on diagram
-#define LCD_DB7  PD4 	// PD2 on diagram
+#define LCD_RS   PD7	// prototype: PD6
+#define LCD_EN   PD6	// prototype: PD7
+#define LCD_DB4  PD5
+#define LCD_DB5  PD4	// prototype: PD2
+#define LCD_DB6  PD3
+#define LCD_DB7  PD2	// prototype: PD4
 
 #endif /* PINS_H_ */