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Update esphome/components/esp32_touch/esp32_touch_v1.cpp

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Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
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J. Nick Koston 2025-07-28 22:11:27 -10:00 committed by GitHub
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commit 249d1bcc3b
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esphome/components/esp32_touch/esp32_touch_v1.cpp
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@ -202,7 +202,7 @@ void IRAM_ATTR ESP32TouchComponent::touch_isr_handler(void *arg) {
// Read current value using ISR-safe API
// IMPORTANT: ESP-IDF v5.4 regression - touch_pad_read_filtered() is no longer ISR-safe
// In v5.3 and earlier it was ISR-safe, but v5.4 added mutex protection that causes:
// In ESP-IDF v5.3 and earlier it was ISR-safe, but ESP-IDF v5.4 added mutex protection that causes:
// "assert failed: xQueueSemaphoreTake queue.c:1718"
// We must use raw values even when filter is enabled as a workaround.
// Users should adjust thresholds to compensate for the lack of IIR filtering.