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ms5837.c: 2nd Order Calc fix #4

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ms5837.c: 2nd Order Calc fix #4

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6 changes: 3 additions & 3 deletions ms5837.c
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Original file line number Diff line number Diff line change
Expand Up @@ -389,7 +389,7 @@ enum ms5837_status ms5837_read_temperature_and_pressure( float *temperature, flo
else
{
T2 = ( 2 * ( (int64_t)dT * (int64_t)dT ) ) >> 37;
OFF2 = ((int64_t)TEMP + 1500) * ((int64_t)TEMP + 1500) >> 4;
OFF2 = ((int64_t)TEMP - 2000) * ((int64_t)TEMP - 2000) >> 4;
SENS2 = 0 ;
}

Expand All @@ -405,7 +405,7 @@ enum ms5837_status ms5837_read_temperature_and_pressure( float *temperature, flo
P = ( ( (adc_pressure * SENS) >> 21 ) - OFF ) >> 13 ;

*temperature = ( (float)TEMP - T2 ) / 100;
*pressure = (float)P / 100;
*pressure = (float)P / 10;

return status;
}
Expand Down Expand Up @@ -452,4 +452,4 @@ bool ms5837_crc_check (uint16_t *n_prom, uint8_t crc)

#ifdef __cplusplus
}
#endif
#endif