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fix calibration (#1103)

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vxider 2020-06-29 05:59:22 +08:00 committed by GitHub
parent c041cc483c
commit 78633c5768
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1 changed files with 1 additions and 1 deletions
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esphome/components/ina219/ina219.cpp
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@ -120,7 +120,7 @@ void INA219Component::setup() {
} }
this->calibration_lsb_ = lsb; this->calibration_lsb_ = lsb;
auto calibration = uint32_t(0.04096f / (0.0001 * lsb * this->shunt_resistance_ohm_)); auto calibration = uint32_t(0.04096f / (0.000001 * lsb * this->shunt_resistance_ohm_));
ESP_LOGV(TAG, " Using LSB=%u calibration=%u", lsb, calibration); ESP_LOGV(TAG, " Using LSB=%u calibration=%u", lsb, calibration);
if (!this->write_byte_16(INA219_REGISTER_CALIBRATION, calibration)) { if (!this->write_byte_16(INA219_REGISTER_CALIBRATION, calibration)) {
this->mark_failed(); this->mark_failed();