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Add delay after sending REG_READ_START (#7130)

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Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>
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thevogoncoder 2024-07-25 04:06:23 +02:00 committed by Jesse Hills
parent 038f24fcea
commit dfacf1bbfe
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1 changed files with 31 additions and 30 deletions
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11
esphome/components/pmwcs3/pmwcs3.cpp
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@ -72,18 +72,18 @@ void PMWCS3Component::dump_config() {
LOG_SENSOR(" ", "vwc", this->vwc_sensor_); LOG_SENSOR(" ", "vwc", this->vwc_sensor_);
} }
void PMWCS3Component::read_data_() { void PMWCS3Component::read_data_() {
uint8_t data[8];
float e25, ec, temperature, vwc;
/////// Super important !!!! first activate reading PMWCS3_REG_READ_START (if not, return always the same values) //// /////// Super important !!!! first activate reading PMWCS3_REG_READ_START (if not, return always the same values) ////
if (!this->write_bytes(PMWCS3_REG_READ_START, nullptr, 0)) { if (!this->write_bytes(PMWCS3_REG_READ_START, nullptr, 0)) {
this->status_set_warning(); this->status_set_warning();
ESP_LOGVV(TAG, "Failed to write into REG_READ_START register !!!"); ESP_LOGVV(TAG, "Failed to write into REG_READ_START register !!!");
return; return;
} }
// NOLINT delay(100);
// Wait for the sensor to be ready.
// 80ms empirically determined (conservative).
this->set_timeout(80, [this] {
uint8_t data[8];
float e25, ec, temperature, vwc;
if (!this->read_bytes(PMWCS3_REG_GET_DATA, (uint8_t *) &data, 8)) { if (!this->read_bytes(PMWCS3_REG_GET_DATA, (uint8_t *) &data, 8)) {
ESP_LOGVV(TAG, "Error reading PMWCS3_REG_GET_DATA registers"); ESP_LOGVV(TAG, "Error reading PMWCS3_REG_GET_DATA registers");
this->mark_failed(); this->mark_failed();
@ -109,6 +109,7 @@ void PMWCS3Component::read_data_() {
this->vwc_sensor_->publish_state(vwc); this->vwc_sensor_->publish_state(vwc);
ESP_LOGVV(TAG, "vwc: data[6]=%d, data[7]=%d, result=%f", data[6], data[7], vwc); ESP_LOGVV(TAG, "vwc: data[6]=%d, data[7]=%d, result=%f", data[6], data[7], vwc);
} }
});
} }
} // namespace pmwcs3 } // namespace pmwcs3