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Code Issues Releases Wiki Activity

[remote_transmitter] Fix issues with 32bit rollover on esp8266 and libretiny (#8056)

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Co-authored-by: Jonathan Swoboda <jonathan.swoboda>
This commit is contained in:
Jonathan Swoboda
2025-01-29 08:34:10 -05:00
committed by GitHub
parent 12d6c1bbca
commit 714e2d3e56
2 changed files with 6 additions and 6 deletions
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6
esphome/components/remote_transmitter/remote_transmitter_esp8266.cpp
View File

@@ -37,7 +37,7 @@ void RemoteTransmitterComponent::await_target_time_() {
const uint32_t current_time = micros();
if (this->target_time_ == 0) {
this->target_time_ = current_time;
} else if (this->target_time_ > current_time) {
} else if ((int32_t) (this->target_time_ - current_time) > 0) {
delayMicroseconds(this->target_time_ - current_time);
}
}
@@ -50,13 +50,13 @@ void RemoteTransmitterComponent::mark_(uint32_t on_time, uint32_t off_time, uint
if (this->carrier_duty_percent_ < 100 && (on_time > 0 || off_time > 0)) {
while (true) { // Modulate with carrier frequency
this->target_time_ += on_time;
if (this->target_time_ >= target)
if ((int32_t) (this->target_time_ - target) >= 0)
break;
this->await_target_time_();
this->pin_->digital_write(false);
this->target_time_ += off_time;
if (this->target_time_ >= target)
if ((int32_t) (this->target_time_ - target) >= 0)
break;
this->await_target_time_();
this->pin_->digital_write(true);

6
esphome/components/remote_transmitter/remote_transmitter_libretiny.cpp
View File

@@ -38,7 +38,7 @@ void RemoteTransmitterComponent::await_target_time_() {
if (this->target_time_ == 0) {
this->target_time_ = current_time;
} else {
while (this->target_time_ > micros()) {
while ((int32_t) (this->target_time_ - micros()) > 0) {
// busy loop that ensures micros is constantly called
}
}
@@ -52,13 +52,13 @@ void RemoteTransmitterComponent::mark_(uint32_t on_time, uint32_t off_time, uint
if (this->carrier_duty_percent_ < 100 && (on_time > 0 || off_time > 0)) {
while (true) { // Modulate with carrier frequency
this->target_time_ += on_time;
if (this->target_time_ >= target)
if ((int32_t) (this->target_time_ - target) >= 0)
break;
this->await_target_time_();
this->pin_->digital_write(false);
this->target_time_ += off_time;
if (this->target_time_ >= target)
if ((int32_t) (this->target_time_ - target) >= 0)
break;
this->await_target_time_();
this->pin_->digital_write(true);