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Code Releases Activity

* added global offset to temperature

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This commit is contained in:
Oleg 2010-11-05 22:04:11 +01:00
parent 416029d2c0
commit ec467aea80
1 changed files with 4 additions and 1 deletions
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5
drivers/sht11.c
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@ -48,6 +48,8 @@ and the mailinglist (subscription via web site)
//#define ENABLE_DEBUG (1)
#include <debug.h>
float sht11_temperature_offset;
/**
* @brief Perform measurement
*
@ -260,6 +262,7 @@ static uint8_t measure(uint8_t *p_value, uint8_t *p_checksum, uint8_t mode)
}
/*---------------------------------------------------------------------------*/
void sht11_init(void) {
sht11_temperature_offset = 0;
mutex_init(&sht11_mutex);
SHT11_INIT;
hwtimer_wait(11 * HWTIMER_TICKS(1000));
@ -334,7 +337,7 @@ uint8_t sht11_read_sensor(sht11_val_t *value, sht11_mode_t mode) {
}
if (mode & TEMPERATURE) {
value->temperature = D1 + (D2 * ((float) temp_int));
value->temperature = D1 + (D2 * ((float) temp_int)) + sht11_temperature_offset;
}
if (mode & HUMIDITY) {
value->relhum = C1 + (C2 * ((float) humi_int)) + (C3 * ((float) humi_int) * ((float) humi_int));