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TARGET_VBLUNO51/TOOLCHAIN_IAR/nrf_temp.h@172:65be27845400, 2019-02-20 (annotated)

Committer:: AnnaBridge
Date:: Wed Feb 20 20:53:29 2019 +0000
Revision:: 172:65be27845400
Parent:: 171:3a7713b1edbc

mbed library release version 165

Who changed what in which revision?

User	Revision	Line number	New contents of line
AnnaBridge	143:86740a56073b	1	/*
AnnaBridge	143:86740a56073b	2	* Copyright (c) 2012 Nordic Semiconductor ASA
AnnaBridge	143:86740a56073b	3	* All rights reserved.
AnnaBridge	143:86740a56073b	4	*
AnnaBridge	143:86740a56073b	5	* Redistribution and use in source and binary forms, with or without modification,
AnnaBridge	143:86740a56073b	6	* are permitted provided that the following conditions are met:
AnnaBridge	143:86740a56073b	7	*
AnnaBridge	143:86740a56073b	8	* 1. Redistributions of source code must retain the above copyright notice, this list
AnnaBridge	143:86740a56073b	9	* of conditions and the following disclaimer.
AnnaBridge	143:86740a56073b	10	*
AnnaBridge	143:86740a56073b	11	* 2. Redistributions in binary form, except as embedded into a Nordic Semiconductor ASA
AnnaBridge	143:86740a56073b	12	* integrated circuit in a product or a software update for such product, must reproduce
AnnaBridge	143:86740a56073b	13	* the above copyright notice, this list of conditions and the following disclaimer in
AnnaBridge	143:86740a56073b	14	* the documentation and/or other materials provided with the distribution.
AnnaBridge	143:86740a56073b	15	*
AnnaBridge	143:86740a56073b	16	* 3. Neither the name of Nordic Semiconductor ASA nor the names of its contributors may be
AnnaBridge	143:86740a56073b	17	* used to endorse or promote products derived from this software without specific prior
AnnaBridge	143:86740a56073b	18	* written permission.
AnnaBridge	143:86740a56073b	19	*
AnnaBridge	143:86740a56073b	20	* 4. This software, with or without modification, must only be used with a
AnnaBridge	143:86740a56073b	21	* Nordic Semiconductor ASA integrated circuit.
AnnaBridge	143:86740a56073b	22	*
AnnaBridge	143:86740a56073b	23	* 5. Any software provided in binary or object form under this license must not be reverse
AnnaBridge	143:86740a56073b	24	* engineered, decompiled, modified and/or disassembled.
AnnaBridge	143:86740a56073b	25	*
AnnaBridge	143:86740a56073b	26	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge	143:86740a56073b	27	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge	143:86740a56073b	28	* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge	143:86740a56073b	29	* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge	143:86740a56073b	30	* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge	143:86740a56073b	31	* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge	143:86740a56073b	32	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge	143:86740a56073b	33	* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge	143:86740a56073b	34	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge	143:86740a56073b	35	* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge	143:86740a56073b	36	*
AnnaBridge	143:86740a56073b	37	*/
AnnaBridge	143:86740a56073b	38
AnnaBridge	143:86740a56073b	39
AnnaBridge	143:86740a56073b	40	#ifndef NRF_TEMP_H__
AnnaBridge	143:86740a56073b	41	#define NRF_TEMP_H__
AnnaBridge	143:86740a56073b	42
AnnaBridge	143:86740a56073b	43	#include "nrf.h"
AnnaBridge	143:86740a56073b	44
AnnaBridge	143:86740a56073b	45	/**
AnnaBridge	143:86740a56073b	46	* @defgroup nrf_temperature TEMP (temperature) abstraction
AnnaBridge	143:86740a56073b	47	* @{
AnnaBridge	143:86740a56073b	48	* @ingroup nrf_drivers temperature_example
AnnaBridge	143:86740a56073b	49	* @brief Temperature module init and read functions.
AnnaBridge	143:86740a56073b	50	*
AnnaBridge	143:86740a56073b	51	*/
AnnaBridge	143:86740a56073b	52
AnnaBridge	143:86740a56073b	53	/*@cond NO_DOXYGEN /
AnnaBridge	143:86740a56073b	54	#define MASK_SIGN (0x00000200UL)
AnnaBridge	143:86740a56073b	55	#define MASK_SIGN_EXTENSION (0xFFFFFC00UL)
AnnaBridge	143:86740a56073b	56
AnnaBridge	143:86740a56073b	57	/**
AnnaBridge	143:86740a56073b	58	* @brief Function for preparing the temp module for temperature measurement.
AnnaBridge	143:86740a56073b	59	*
AnnaBridge	143:86740a56073b	60	* This function initializes the TEMP module and writes to the hidden configuration register.
AnnaBridge	143:86740a56073b	61	*/
AnnaBridge	143:86740a56073b	62	static __INLINE void nrf_temp_init(void)
AnnaBridge	143:86740a56073b	63	{
AnnaBridge	143:86740a56073b	64	/*@note Workaround for PAN_028 rev2.0A anomaly 31 - TEMP: Temperature offset value has to be manually loaded to the TEMP module /
AnnaBridge	143:86740a56073b	65	(uint32_t ) 0x4000C504 = 0;
AnnaBridge	143:86740a56073b	66	}
AnnaBridge	143:86740a56073b	67
AnnaBridge	143:86740a56073b	68	/**
AnnaBridge	143:86740a56073b	69	* @brief Function for reading temperature measurement.
AnnaBridge	143:86740a56073b	70	*
AnnaBridge	143:86740a56073b	71	* The function reads the 10 bit 2's complement value and transforms it to a 32 bit 2's complement value.
AnnaBridge	143:86740a56073b	72	*/
AnnaBridge	143:86740a56073b	73	static __INLINE int32_t nrf_temp_read(void)
AnnaBridge	143:86740a56073b	74	{
AnnaBridge	143:86740a56073b	75	/*@note Workaround for PAN_028 rev2.0A anomaly 28 - TEMP: Negative measured values are not represented correctly /
AnnaBridge	143:86740a56073b	76	return ((NRF_TEMP->TEMP & MASK_SIGN) != 0) ? (NRF_TEMP->TEMP \| MASK_SIGN_EXTENSION) : (NRF_TEMP->TEMP);
AnnaBridge	143:86740a56073b	77	}
AnnaBridge	143:86740a56073b	78	/*@endcond /
AnnaBridge	143:86740a56073b	79
AnnaBridge	143:86740a56073b	80	/** @} */
AnnaBridge	143:86740a56073b	81
AnnaBridge	143:86740a56073b	82	#endif