Initial commit

.theia/settings.json

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+{
+"editor.tabSize": 4,
+"editor.renderWhitespace": "trailing",
+"editor.insertSpaces": true,
+"files.trimTrailingWhitespace": true,
+"arduino.compile.warnings": "All"
+}

PinAssignments.h

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+#ifndef PIN_ASSIGNMENTS_H
+#define PIN_ASSIGNMENTS_H
+
+// Each of these values corresponds to a pin on the Arduino Nano Every
+enum PinAssignments : uint8_t {
+    // Ignition (digital input)
+    IgnitionPin     = 8,
+
+    // LED indicating ready to sense ignition (digital out)
+    ReadyLedPin     = 4,
+
+    // LED indicating ignition delay has completed. GO!! (digital out)
+    GoLedPin        = 6,
+
+    // Delay control (analog in)
+    DelayControlPin = A1
+};
+
+#endif // PIN_ASSIGNMENTS_H

RZR_Ignition_Delay_Indicator.ino

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+#include "PinAssignments.h"
+
+#define DELAY_CONTROL_MULTIPLIER    4
+#define MIN_IGNITION_DELAY_MS       1000
+#define STABILIZATOIN_DELAY_MS      500
+
+void setup()
+{
+    // IN: Ignition wire
+    pinMode(IgnitionPin, INPUT);
+    // OUT: Ready LED
+    pinMode(ReadyLedPin, OUTPUT);
+    // OUT: Go LED
+    pinMode(GoLedPin, OUTPUT);
+    // IN: ADC from potentiometer to adjust delay (A0)
+    pinMode(DelayControlPin, INPUT);
+    analogReference(VDD);
+
+    // Insert artificial delay to make sure all signals from the car are stable
+    delay(STABILIZATOIN_DELAY_MS);
+
+    // Ready to sense ignition
+    digitalWrite(ReadyLedPin, HIGH);
+}
+
+void loop()
+{
+    int  DelayControlVal    = 0;
+    long IgnitionDelay_ms   = 0;
+
+    // Read delay control value from potentiometer (range 0 to 1023)
+    DelayControlVal = analogRead(DelayControlPin);
+
+    // Calculate delay
+    IgnitionDelay_ms = MIN_IGNITION_DELAY_MS + (DelayControlVal * DELAY_CONTROL_MULTIPLIER);
+
+    if (digitalRead(IgnitionPin) == HIGH)
+    {
+        // Start delay
+        delay(IgnitionDelay_ms);
+
+        // Light it up!!
+        digitalWrite(GoLedPin, HIGH);
+        digitalWrite(ReadyLedPin, LOW);
+    }
+}