From 88e957b0c9926586fbb4fc4ed71502730d34f08a Mon Sep 17 00:00:00 2001
From: Lou Ferraro <112569056+FerralCoder@users.noreply.github.com>
Date: Fri, 16 Feb 2024 10:23:27 -0600
Subject: [PATCH] Initial commit

---
 .gitignore                       |  0
 .theia/settings.json             |  7 +++++
 PinAssignments.h                 | 19 +++++++++++++
 RZR_Ignition_Delay_Indicator.ino | 46 ++++++++++++++++++++++++++++++++
 4 files changed, 72 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 .theia/settings.json
 create mode 100644 PinAssignments.h
 create mode 100644 RZR_Ignition_Delay_Indicator.ino

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e69de29
diff --git a/.theia/settings.json b/.theia/settings.json
new file mode 100644
index 0000000..812bbb9
--- /dev/null
+++ b/.theia/settings.json
@@ -0,0 +1,7 @@
+{
+"editor.tabSize": 4,
+"editor.renderWhitespace": "trailing",
+"editor.insertSpaces": true,
+"files.trimTrailingWhitespace": true,
+"arduino.compile.warnings": "All"
+}
\ No newline at end of file
diff --git a/PinAssignments.h b/PinAssignments.h
new file mode 100644
index 0000000..7ca6df6
--- /dev/null
+++ b/PinAssignments.h
@@ -0,0 +1,19 @@
+#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
\ No newline at end of file
diff --git a/RZR_Ignition_Delay_Indicator.ino b/RZR_Ignition_Delay_Indicator.ino
new file mode 100644
index 0000000..6ef92f4
--- /dev/null
+++ b/RZR_Ignition_Delay_Indicator.ino
@@ -0,0 +1,46 @@
+#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);
+    }
+}