From dc1306244e3a7853c31cd94c5ac3d97aa6e6c0d5 Mon Sep 17 00:00:00 2001
From: neoraider <devnull@localhost>
Date: Tue, 3 Apr 2007 12:48:00 +0000
Subject: Neues Rescue-Programm angefangen (2)

---
 adc.c | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 adc.c

(limited to 'adc.c')

diff --git a/adc.c b/adc.c
new file mode 100644
index 0000000..192d36c
--- /dev/null
+++ b/adc.c
@@ -0,0 +1,18 @@
+#include "adc.h"
+
+#include <avr/io.h>
+
+
+void initADC() {
+  ADMUX = (1<<REFS0); 
+  ADCSRA = (1<<ADEN)|(1<<ADPS2)|(1<<ADPS1)|(1<<ADPS0); 
+}
+
+uint16_t getADCValue(int port) {
+  ADMUX = (1<<REFS0)|(1<<ADLAR)|(port&0x07);
+  ADCSRA |= (1<<ADSC);
+  
+  while(!(ADCSRA & (1<<ADIF)));
+  
+  return ADC;
+}
-- 
cgit v1.2.3