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Unsigned fix

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This commit is contained in:
Blaz Kristan 2024-09-04 20:54:44 +02:00
parent d3c31c52a2
commit 092a5a1ca3
1 changed files with 2 additions and 2 deletions
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4
wled00/bus_manager.cpp
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@ -551,13 +551,13 @@ void BusPwm::show() {
if (_reversed) duty = maxBri - duty; if (_reversed) duty = maxBri - duty;
analogWrite(_pins[i], duty); analogWrite(_pins[i], duty);
#else #else
unsigned deadTime = 0; int deadTime = 0;
if (_type == TYPE_ANALOG_2CH && Bus::getCCTBlend() == 0) { if (_type == TYPE_ANALOG_2CH && Bus::getCCTBlend() == 0) {
// add dead time between signals (when using dithering, two full 8bit pulses are required) // add dead time between signals (when using dithering, two full 8bit pulses are required)
deadTime = (1+dithering) << bitShift; deadTime = (1+dithering) << bitShift;
// we only need to take care of shortening the signal at (almost) full brightness otherwise pulses may overlap // we only need to take care of shortening the signal at (almost) full brightness otherwise pulses may overlap
if (_bri >= 254 && duty >= maxBri / 2 && duty < maxBri) duty -= deadTime << 1; // shorten duty of larger signal except if full on if (_bri >= 254 && duty >= maxBri / 2 && duty < maxBri) duty -= deadTime << 1; // shorten duty of larger signal except if full on
if(_reversed) deadTime = -deadTime; // need to invert dead time to make phaseshift go the opposite way so low signals dont overlap if (_reversed) deadTime = -deadTime; // need to invert dead time to make phaseshift go the opposite way so low signals dont overlap
} }
if (_reversed) duty = maxBri - duty; if (_reversed) duty = maxBri - duty;
unsigned channel = _ledcStart + i; unsigned channel = _ledcStart + i;