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sensor: ms5837: fix compensate parameters for 30BA variant

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The previous parameters seems wrong if we refer to:
https://www.te.com/usa-en/product-CAT-BLPS0017.html

Signed-off-by: Ethan Lu <ethan@cpdesign.com.au>
This commit is contained in:
Ethan Lu 2024-05-27 16:13:36 +10:00 • committed by Henrik Brix Andersen
commit 9baf77dd39
1 changed files with 4 additions and 4 deletions
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8
drivers/sensor/meas/ms5837/ms5837.c
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@ -75,17 +75,17 @@ static void ms5837_compensate_30(const struct device *dev,
temp_sq = (int64_t)(data->temperature - 2000) * (data->temperature - 2000);
if (data->temperature < 2000) {
Ti = (3ll * dT * dT) / (1ll << 23);
OFFi = (3ll * temp_sq) / 1ll;
Ti = (3ll * dT * dT) / (1ll << 33);
OFFi = (3ll * temp_sq) / (1ll << 1);
SENSi = (5ll * temp_sq) / (1ll << 3);
if (data->temperature < -1500) {
temp_sq = (data->temperature + 1500) *
(data->temperature + 1500);
OFFi += 7ll * temp_sq;
SENSi += 5ll * temp_sq;
SENSi += 4ll * temp_sq;
}
} else {
Ti = (1ll * dT * dT) / (1ll << 37);
Ti = (2ll * dT * dT) / (1ll << 37);
OFFi = temp_sq / (1ll << 4);
SENSi = 0;
}