diff --git a/esphome/components/hx711/hx711.cpp b/esphome/components/hx711/hx711.cpp index dbbf4c91f4..1a7169eed7 100644 --- a/esphome/components/hx711/hx711.cpp +++ b/esphome/components/hx711/hx711.cpp @@ -39,8 +39,8 @@ bool HX711Sensor::read_sensor_(uint32_t *result) { return false; } - this->status_clear_warning(); uint32_t data = 0; + bool final_dout; { InterruptLock lock; @@ -59,8 +59,17 @@ bool HX711Sensor::read_sensor_(uint32_t *result) { this->sck_pin_->digital_write(false); delayMicroseconds(1); } + final_dout = this->dout_pin_->digital_read(); } + if (!final_dout) { + ESP_LOGW(TAG, "HX711 DOUT pin not high after reading (data 0x%" PRIx32 ")!", data); + this->status_set_warning(); + return false; + } + + this->status_clear_warning(); + if (data & 0x800000ULL) { data |= 0xFF000000ULL; }