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drivers/sensors/hdc1008: fix formatting after decimal point

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Modulo operation used to calculate digits after decimal point,
but if that result is <10, a leading zero wasn't added, giving a
wrong value.
This commit is contained in:
Diego Herranz 2021-12-17 19:08:43 +01:00 committed by Xiang Xiao
parent 1fe41381d5
commit 34c7bec0dc
1 changed files with 2 additions and 2 deletions
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4
drivers/sensors/hdc1008.c
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@ -632,7 +632,7 @@ static ssize_t hdc1008_read(FAR struct file *filep, FAR char *buffer,
if (priv->mode == HDC1008_MEAS_TEMPERATURE) if (priv->mode == HDC1008_MEAS_TEMPERATURE)
{ {
len = snprintf(buffer, buflen, "%d.%d", data.temperature / 100, len = snprintf(buffer, buflen, "%d.%02d", data.temperature / 100,
data.temperature % 100); data.temperature % 100);
} }
else if (priv->mode == HDC1008_MEAS_HUMIDITY) else if (priv->mode == HDC1008_MEAS_HUMIDITY)
@ -642,7 +642,7 @@ static ssize_t hdc1008_read(FAR struct file *filep, FAR char *buffer,
} }
else if (priv->mode == HDC1008_MEAS_T_AND_RH) else if (priv->mode == HDC1008_MEAS_T_AND_RH)
{ {
len = snprintf(buffer, buflen, "%d.%d %d.%d", len = snprintf(buffer, buflen, "%d.%02d %d.%d",
data.temperature / 100, data.temperature % 100, data.temperature / 100, data.temperature % 100,
data.humidity / 10, data.humidity % 10); data.humidity / 10, data.humidity % 10);
} }