Nerdy_Derby_Timer.ino

#include <Wire.h> // Enable this line if using Arduino Uno, Mega, etc.
#include "Adafruit_LEDBackpack.h"
#include "Adafruit_GFX.h"
#include "NerdyTimer.h"

// set pin numbers
const int resetButtonPin = A6; //reset pin for all tracks

//define start pin, stop pin, and i2c address for 7-segment display
NerdyTimer track_1(A0,A1,0x71); 
NerdyTimer track_2(A2,A3,0x70); 
NerdyTimer track_3(A4,A5,0x72); 

void setup() {
  Serial.begin(9600);

  pinMode(resetButtonPin, INPUT_PULLUP);
  // set laser trip wire threshholds
  track_1.calibrateSolarPanels();
  track_2.calibrateSolarPanels();
  track_3.calibrateSolarPanels();

  track_1.start_display();
  track_2.start_display();
  track_3.start_display();
 }

void loop() {
  check_reset_button_status();
  track_1.update_race_status();
  track_2.update_race_status();
  track_3.update_race_status();
  delay(50); //a faster display write rate (aka smaller delay) causes jitter on the seven segment screen.
}


void check_reset_button_status(){
  int button_status = digitalRead(resetButtonPin); 
  if(button_status == HIGH){
    track_1.reset_status();
    track_2.reset_status();
    track_3.reset_status();
  }
}