led test

led_bikewheel.ino

@@ -1,31 +1,89 @@
+#include <FastGPIO.h>
+#define APA102_USE_FAST_GPIO
+#include <APA102.h>
+
 const int HALL_PIN = 2;
 const int ROUND_COUNT = 2;
 
-void setup() {
+// Define which pins to use.
+const uint8_t dataPin = 10;
+const uint8_t clockPin = 11;
+
+// Create an object for writing to the LED strip.
+APA102<dataPin, clockPin> ledStrip;
+
+const uint16_t ledCount = 56;
+const uint8_t brightness = 1;
+const rgb_color RED = rgb_color(255, 0, 0);
+const rgb_color GREEN = rgb_color(0, 255, 0);
+const rgb_color BLUE = rgb_color(0, 0, 255);
+const rgb_color WHITE = rgb_color(255, 255, 255);
+
+const int state_count = 4;
+
+rgb_color colors[ledCount];
+float passed = 0;
+int state = 0;
+
+
+void setup()
+{
   Serial.begin(115200);
-  pinMode(LED_BUILTIN, OUTPUT);
   pinMode(HALL_PIN, INPUT);
 }
 
-void loop() {
+void loop()
+{
   float start = micros();
   int count = 0;
   bool change = false;
-  while (count < ROUND_COUNT) {
-    if (digitalRead(HALL_PIN) == LOW) {
-      if(!change) {
+  while (count < ROUND_COUNT)
+  {
+    if (digitalRead(HALL_PIN) == LOW)
+    {
+      if (!change)
+      {
         change = true;
         count++;
       }
-    } else {
+    }
+    else
+    {
       change = false;
     }
+
+    float current_diff = micros() - start;
+
+    for (int i = 0; i < state_count; i++)
+    {
+      if (current_diff > ((passed / state_count) * i))
+      {
+        state = i;
+      }
     }
 
-  float end = micros();
-  float passed = (end - start);
-  Serial.print("Diff: ");
-  Serial.print(passed);
-  Serial.println("micro seconds");
+    rgb_color color = WHITE;
 
+    switch (state)
+    {
+    case 1:
+      color = RED;
+      break;
+    case 2:
+      color = GREEN;
+      break;
+    case 3:
+      color = BLUE;
+      break;
+    }
+
+    for (uint16_t i = 0; i < ledCount; i++)
+    {
+      colors[i] = color;
+    }
+
+    ledStrip.write(colors, ledCount, brightness);
+  }
+
+  passed = (micros() - start);
 }