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fix(power): Add support for capacitors on ADC for BVD

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Add a little delay so any capacitors connected to the ADC for the BVD can charge up when using power_gpios

Co-authored-by: Jasper Smit <jrhrsmit@gmail.com>
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jrhrsmit 2021-02-04 13:56:27 +01:00 committed by GitHub
parent ae5056d680
commit e40ca1eb7c
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 0 deletions
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3
app/drivers/sensor/battery_voltage_divider/battery_voltage_divider.c
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@ -77,6 +77,9 @@ static int bvd_sample_fetch(const struct device *dev, enum sensor_channel chan)
LOG_DBG("Failed to enable ADC power GPIO: %d", rc); LOG_DBG("Failed to enable ADC power GPIO: %d", rc);
return rc; return rc;
} }
// wait for any capacitance to charge up
k_sleep(K_MSEC(10));
} }
// Read ADC // Read ADC