From b401a2548c4fff5b30faf2ea64c6978527514de3 Mon Sep 17 00:00:00 2001
From: Fisch <interfisch@gmx.net>
Date: Sat, 12 Oct 2019 17:49:26 +0200
Subject: [PATCH] add pwmfrequency change ability, left at default 1kHz

---
 controllerHomie/controllerHomie.ino | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/controllerHomie/controllerHomie.ino b/controllerHomie/controllerHomie.ino
index 5cac6b2..d6f5140 100644
--- a/controllerHomie/controllerHomie.ino
+++ b/controllerHomie/controllerHomie.ino
@@ -50,12 +50,14 @@ HomieNode lightNode("light", "light");
 #define BTN_A 13 //D7 = GPIO13 (pin 7)
 #define BTN_B 15 //D8 = GPIO15 (pin 10)
 
+
 /*
  * VCC (pin 8)
  * GND (pin 9)
  */
 
 #define PWM_MAX 1023 //10 bit dac
+#define PWM_FREQUENCY 1000 //default: 1000 Hz
 
 boolean sleep=true; //true turns lights off. like set_..
 float sleep_fadevalue=0; //0=off, 1=on
@@ -107,6 +109,7 @@ void setup() {
   Serial.println("Hello");
   pinMode(LED_WW, OUTPUT);
   pinMode(LED_CW, OUTPUT);
+  analogWriteFreq(PWM_FREQUENCY);
   analogWrite(LED_CW, PWM_MAX); //high = off
   analogWrite(LED_WW, PWM_MAX); //high = off