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ESP32 support for solid (analog) RGB(W) stripes uses ledc funtion to drive analog RGB(W) stripes with 3, 4 or 5 channels.

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uses ledc funtion to drive analog RGB(W) stripes with 3, 4 or 5 channels.

the define in platformio.ini needs to be "WLED_USE_ANALOG_LEDS"
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2020-01-07 23:58:15 +01:00
parent 558811e4f9
commit 2bb74233cc
2 changed files with 60 additions and 29 deletions
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83
wled00/NpbWrapper.h
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@@ -130,41 +130,72 @@ public:
_pGrbw = new NeoPixelBrightnessBus<PIXELFEATURE4,PIXELMETHOD>(countPixels, LEDPIN);
#endif
_pGrbw->Begin();
#ifdef WLED_USE_ANALOG_LEDS
pinMode(WPIN, OUTPUT);
#ifdef WLED_USE_5CH_LEDS
pinMode(W2PIN, OUTPUT);
#endif
#endif
break;
}
#ifdef WLED_USE_ANALOG_LEDS
//init PWM pins - PINs 5,12,13,15 are used with Magic Home LED Controller
pinMode(RPIN, OUTPUT);
pinMode(GPIN, OUTPUT);
pinMode(BPIN, OUTPUT);
analogWriteRange(255); //same range as one RGB channel
analogWriteFreq(880); //PWM frequency proven as good for LEDs
#ifdef WLED_USE_ANALOG_LEDS
#ifdef ARDUINO_ARCH_ESP32
ledcSetup(0, 5000, 8);
ledcAttachPin(RPIN, 0);
ledcSetup(1, 5000, 8);
ledcAttachPin(GPIN, 1);
ledcSetup(2, 5000, 8);
ledcAttachPin(BPIN, 2);
if(_type == NeoPixelType_Grbw)
{
ledcSetup(3, 5000, 8);
ledcAttachPin(WPIN, 3);
#ifdef WLED_USE_5CH_LEDS
ledcSetup(4, 5000, 8);
ledcAttachPin(W2PIN, 4);
#endif
}
#else // ESP8266
//init PWM pins - PINs 5,12,13,15 are used with Magic Home LED Controller
pinMode(RPIN, OUTPUT);
pinMode(GPIN, OUTPUT);
pinMode(BPIN, OUTPUT);
if(_type == NeoPixelType_Grbw)
{
pinMode(WPIN, OUTPUT);
#ifdef WLED_USE_5CH_LEDS
pinMode(W2PIN, OUTPUT);
#endif
}
analogWriteRange(255); //same range as one RGB channel
analogWriteFreq(880); //PWM frequency proven as good for LEDs
#endif
#endif
}
#ifdef WLED_USE_ANALOG_LEDS
void SetRgbwPwm(uint8_t r, uint8_t g, uint8_t b, uint8_t w, uint8_t w2=0)
{
analogWrite(RPIN, r);
analogWrite(GPIN, g);
analogWrite(BPIN, b);
switch (_type) {
case NeoPixelType_Grb: break;
#ifdef WLED_USE_5CH_LEDS
case NeoPixelType_Grbw: analogWrite(WPIN, w); analogWrite(W2PIN, w2); break;
#else
case NeoPixelType_Grbw: analogWrite(WPIN, w); break;
#endif
}
#ifdef ARDUINO_ARCH_ESP32
ledcWrite(0, r); //RPIN
ledcWrite(1, g); //GPIN
ledcWrite(2, b); //BPIN
switch (_type) {
case NeoPixelType_Grb: break;
#ifdef WLED_USE_5CH_LEDS
case NeoPixelType_Grbw: ledcWrite(3, w); ledcWrite(4, w2); break;
#else
case NeoPixelType_Grbw: ledcWrite(3, w); break;
#endif
}
#else
analogWrite(RPIN, r);
analogWrite(GPIN, g);
analogWrite(BPIN, b);
switch (_type) {
case NeoPixelType_Grb: break;
#ifdef WLED_USE_5CH_LEDS
case NeoPixelType_Grbw: analogWrite(WPIN, w); analogWrite(W2PIN, w2); break;
#else
case NeoPixelType_Grbw: analogWrite(WPIN, w); break;
#endif
}
#endif
}
#endif