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Arduino Code/Schwimmwinkel_FINAL/LED_status.cpp

+/*
+  LED_status.h file for visuell information with onboard RGB-LED
+  Written by Ricco Müller
+  01.02.2024
+*/
+
+
+// Include .h file
+#include "LED_status.h"
+
+
+// ************************************** functions ************************************** //
+
+void init_LED()
+{
+  // set PWM-settings for each channel
+  ledcSetup(LED_CHANNEL_RED, PWM_FREQUENCY, PWM_RESOLUTION);
+  ledcSetup(LED_CHANNEL_GREEN, PWM_FREQUENCY, PWM_RESOLUTION);
+  ledcSetup(LED_CHANNEL_BLUE, PWM_FREQUENCY, PWM_RESOLUTION);
+
+  // set PWM-channel for each LED-Pin
+  ledcAttachPin(LED_RED_PIN, LED_CHANNEL_RED);
+  ledcAttachPin(LED_GREEN_PIN, LED_CHANNEL_GREEN);
+  ledcAttachPin(LED_BLUE_PIN, LED_CHANNEL_BLUE);
+}
+
+void setLEDColor(int red, int green, int blue)
+{
+  // convert color-value (0-255) to PWM-value (255-0) for LOW active LED
+  red = 255 - red;
+  green = 255 - green;
+  blue = 255 - blue;
+
+  // set Duty-Cycle for each channel
+  ledcWrite(LED_CHANNEL_RED, red);
+  ledcWrite(LED_CHANNEL_GREEN, green);
+  ledcWrite(LED_CHANNEL_BLUE, blue);
+}
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