Index: firmware/FSC/src/atmega_adc.c
===================================================================
--- firmware/FSC/src/atmega_adc.c	(revision 17626)
+++ firmware/FSC/src/atmega_adc.c	(revision 17627)
@@ -5,18 +5,18 @@
 {
 //ADC einschalten
-	ADCSRA |= (1<<ADPS2) | (1<<ADPS1);     // ADC_clk = 125kHz
-	ADCSRA &= ~(1<<ADPS0);
-		// normal conversion takes: 13 adc_clk cycles = 104us
-		// 1st conversion takes longer: 25 clk cycles = 200us
-	ADCSRA |= 1<<ADATE; // autotrigger enable
-	SFIOR &= ~(0xE0);		//ADTS=000 --> free running mode 
-	ADCSRA |= (1<<ADEN);                  // ADC aktivieren
+    ADCSRA |= (1<<ADPS2) | (1<<ADPS1);     // ADC_clk = 125kHz
+    ADCSRA &= ~(1<<ADPS0);
+        // normal conversion takes: 13 adc_clk cycles = 104us
+        // 1st conversion takes longer: 25 clk cycles = 200us
+    ADCSRA |= 1<<ADATE; // autotrigger enable
+    SFIOR &= ~(0xE0);		//ADTS=000 --> free running mode 
+    ADCSRA |= (1<<ADEN);                  // ADC aktivieren
 
-	ADMUX &= ~(1<<REFS0); 
-	ADMUX &= ~(1<<REFS1); 	//REFS = 00 --> use external reference voltage.
-	//ADMUX |= 1<<ADLAR;		//ADLAR =1 	--> left adjust ac result in ADCH register --> 8bit resolution only.				
-	ADMUX |= (0x1F & 0x06); //MUX = 0x06 --> Pin ADC6 = PA6 is used as ADC input pin.
-	
-	ADCSRA |= (1<<ADSC); 	// start 1st conversion
+    ADMUX &= ~(1<<REFS0); 
+    ADMUX &= ~(1<<REFS1); 	//REFS = 00 --> use external reference voltage.
+    //ADMUX |= 1<<ADLAR;		//ADLAR =1 	--> left adjust ac result in ADCH register --> 8bit resolution only.				
+    ADMUX |= (0x1F & 0x06); //MUX = 0x06 --> Pin ADC6 = PA6 is used as ADC input pin.
+
+    ADCSRA |= (1<<ADSC); 	// start 1st conversion
 
 }