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[touchscreen] Clear interrupt flag before reading touch data. (#8632)

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Ben Winslow 2025-04-27 22:29:47 -04:00 committed by GitHub
parent 1da0dff8b1
commit fdc4ec8a57
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1 changed files with 3 additions and 1 deletions
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4
esphome/components/touchscreen/touchscreen.cpp
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@ -50,13 +50,15 @@ void Touchscreen::loop() {
tp.second.x_prev = tp.second.x; tp.second.x_prev = tp.second.x;
tp.second.y_prev = tp.second.y; tp.second.y_prev = tp.second.y;
} }
// The interrupt flag must be reset BEFORE calling update_touches, otherwise we might miss an interrupt that was
// triggered while we were reading touch data.
this->store_.touched = false;
this->update_touches(); this->update_touches();
if (this->skip_update_) { if (this->skip_update_) {
for (auto &tp : this->touches_) { for (auto &tp : this->touches_) {
tp.second.state &= ~STATE_RELEASING; tp.second.state &= ~STATE_RELEASING;
} }
} else { } else {
this->store_.touched = false;
this->defer([this]() { this->send_touches_(); }); this->defer([this]() { this->send_touches_(); });
if (this->touch_timeout_ > 0) { if (this->touch_timeout_ > 0) {
// Simulate a touch after <this->touch_timeout_> ms. This will reset any existing timeout operation. // Simulate a touch after <this->touch_timeout_> ms. This will reset any existing timeout operation.