refactor led class

RotaxMonitor/lib/led/led.cpp

@@ -1,29 +1,32 @@
 #include <led.h>
 
-RGBled::RGBled(const uint8_t pin, const uint8_t num)
+RGBled::RGBled(const uint8_t pin) : m_led(pin)
 {
-    m_led = Adafruit_NeoPixel(num, pin, NEO_GRB + NEO_KHZ800);
-    m_led.begin();
-    m_led.setPixelColor(0, RED);
-    m_led.show();
+    pinMode(m_led, OUTPUT);
+    writeStatus(RGBled::ERROR);
 }
 
 RGBled::~RGBled()
 {
-    m_led.clear();
+    pinMode(m_led, INPUT);
 }
 
 void RGBled::setStatus(const LedStatus s)
 {
-    if (m_status == s) return;
+    if (m_status == s)
+        return;
+    std::lock_guard<std::mutex> lock(m_mutex);
     m_status = s;
-    RGB_BUILTIN_LED_COLOR_ORDER
-    m_led.setPixelColor(0, s);
-    m_led.setBrightness(16);
-    m_led.show();
+    writeStatus(m_status);
 }
 
 const RGBled::LedStatus RGBled::getSatus(void)
 {
     return m_status;
 }
+
+void RGBled::writeStatus(const RGBled::LedStatus s)
+{
+    RGBled::color_u u{.status = s};
+    rgbLedWrite(m_led, u.color.r, u.color.g, u.color.b);
+}

RotaxMonitor/lib/led/led.h

@@ -2,7 +2,7 @@
 
 // System Inlcudes
 #include <Arduino.h>
-#include <Adafruit_NeoPixel.h>
+#include <mutex>
 
 #define RED 0x00FF00
 #define GREEN 0xFF0000
@@ -35,14 +35,29 @@ public:
         IDLE = GRAY
     };
 
+    struct color_t
+    {
+        uint8_t a, g, r, b;
+    };
+
+    union color_u
+    {
+        uint32_t status;
+        color_t color;
+    };
+
 public:
-    RGBled(const uint8_t pin = 48, const uint8_t num = 1);
+    RGBled(const uint8_t pin = 48);
     ~RGBled();
 
     void setStatus(const LedStatus s);
     const LedStatus getSatus(void);
 
 private:
-    Adafruit_NeoPixel m_led;
+    void writeStatus(const LedStatus s);
+
+private:
     LedStatus m_status = LedStatus::IDLE;
+    std::mutex m_mutex;
+    const uint8_t m_led;
 };