avr.cpp


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#include "avr.h"
#include "adc.h"
#include "util.h"


int getButton() {
  uint16_t val = getADCValue(7);
  
  if(val < 144) return 5;
  if(val < 228) return 4;
  if(val < 304) return 3;
  if(val < 376) return 2;
  if(val < 600) return 1;
  
  return 0;
}

void waitForButton(int i) {
  while(getButton() != CLAMP(0, i, 5));
  while(getButton() != 0);
}