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@lassombra
Created March 21, 2023 04:00
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Requires the circuit layout from day 4.
#include <Arduino.h>
#include <TimerOne.h>
#include <util/atomic.h>
#define LED1 10 // RED
#define LED2 11 // BLUE
#define LED3 12 // GREEN
#define SWITCH_1 2
#define SWITCH_2 3
#define SWITCH_3 4
#define SLOW_INCREMENT 3
bool eventRaised = false;
short skipped = 0;
uint8_t state = LED1;
bool isTriggered();
void setLEDs(uint8_t led1, uint8_t led2, uint8_t led3);
void count()
{
eventRaised = true;
}
void setup()
{
pinMode(LED1, OUTPUT);
pinMode(LED2, OUTPUT);
pinMode(LED3, OUTPUT);
pinMode(SWITCH_1, INPUT);
pinMode(SWITCH_2, INPUT);
pinMode(SWITCH_3, INPUT);
pinMode(LED_BUILTIN, OUTPUT);
Timer1.initialize(500000); // .5 seconds
Timer1.attachInterrupt(count);
}
void writeSequence(bool enable)
{
if (enable)
{
setLEDs(
state == LED1 ? HIGH : LOW,
state == LED2 ? HIGH : LOW,
state == LED3 ? HIGH : LOW);
}
else
{
setLEDs(HIGH, HIGH, HIGH);
}
}
void moveSequence(bool fast, bool reverse)
{
if (fast || skipped == SLOW_INCREMENT)
{
switch (state)
{
case LED1:
state = reverse ? LED3 : LED2;
break;
case LED2:
state = reverse ? LED1 : LED3;
break;
case LED3:
state = reverse ? LED2 : LED1;
}
skipped = 0;
}
else
{
skipped += 1;
}
}
void switchedDelay()
{
bool triggered = isTriggered();
if (triggered)
{
moveSequence(digitalRead(SWITCH_1) == HIGH, digitalRead(SWITCH_3) == HIGH);
}
writeSequence(digitalRead(SWITCH_2) == HIGH);
}
void setLEDs(uint8_t led1, uint8_t led2, uint8_t led3)
{
digitalWrite(LED1, led1);
digitalWrite(LED2, led2);
digitalWrite(LED3, led3);
}
bool isTriggered()
{
bool triggered = false;
ATOMIC_BLOCK(ATOMIC_FORCEON)
{
triggered = eventRaised;
eventRaised = false;
}
return triggered;
}
void loop()
{
switchedDelay();
}
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