56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
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/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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#ifndef _IOT_HTM_EXT_API_H
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#define _IOT_HTM_EXT_API_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief: initialize humidity and temperature sensor.
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* @retval: ERR_OK - case successfully.
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* @retval: otherwise - error code. see ERR_XXX
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*/
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uint32_t iot_htm_ext_init(void);
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/**
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* @brief: deinit humidity and temperature sensor.
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*/
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void iot_htm_ext_deinit(void);
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/**
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* @brief: get real-time temperature, unit centigrade, range -40 - 125.
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* @param: temp - the para preserved temperature, the temperature value has
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been amplified 10 times (* 10) avoiding float calculation.
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* @retval: ERR_OK - case successfully.
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* @retval: otherwise - error code. see ERR_XXX
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*/
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uint32_t iot_htm_ext_get_temp(int32_t *temp);
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/**
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* @brief: get relative humidity, uint %RH, range 0 - 100.
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* @param: hum - the para preserved humidity, the humidity value has
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been amplified 10 times (* 10) avoiding float calculation.
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* @retval: ERR_OK - case successfully.
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* @retval: otherwise - error code. see ERR_XXX
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*/
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uint32_t iot_htm_ext_get_hum(int32_t *hum);
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#ifdef __cplusplus
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}
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#endif
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#endif //_IOT_HTM_EXT_API_H
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