Inital commit Version 1.0

adc.cpp

@@ -0,0 +1,40 @@
+#include "adc.h"
+
+#include <avr/io.h>
+#include <avr/interrupt.h>
+
+ISR(ADC_vect)
+{
+    uint16_t sample = ADCL;
+    sample |= ADCH << 8;
+    if(Adc::sampleCallback_) Adc::sampleCallback_(sample, Adc::userData_);
+}
+
+Adc::Adc(void (*sampleCallback)(uint16_t sample, void* userData), void* userData, uint8_t input,  uint8_t referance)
+{
+    userData_ = userData;
+    sampleCallback_ = sampleCallback;
+    ADCSRA = (1 << ADEN) | (1 << ADIE) | (1 << ADPS2) | (1 << ADPS1) | (1 << ADPS0);
+    setInput(input);
+    setReferance(referance);
+}
+
+Adc::~Adc()
+{
+    ADCSRA = 0;
+}
+
+void Adc::setInput(const uint8_t input)
+{
+    ADMUX = (ADMUX & 0b11110000)  | (input & 0b00001111);
+}
+
+void Adc::setReferance(const uint8_t input)
+{
+    ADMUX = (ADMUX & 0b00101111)  | ((input & 0b00000100) << 2) | ((input & 0b00000011) << 6);
+}
+
+void Adc::aquire()
+{
+    ADCSRA |= 1 << ADSC;
+}