Patched version of nrf51822 FOTA compatible driver, with GPTIO disabled, as it clashed with the mbed definitions...
Fork of nRF51822 by
nordic-sdk/components/drivers_nrf/hal/nrf_temp.h@177:dad139e1e3c4, 2015-05-21 (annotated)
- Committer:
- finneyj
- Date:
- Thu May 21 09:35:07 2015 +0000
- Revision:
- 177:dad139e1e3c4
- Parent:
- 103:138bdc859cc9
Disabled GPTIOE as it conflicts with mbed definitions.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
rgrover1 | 103:138bdc859cc9 | 1 | /* Copyright (c) 2012 Nordic Semiconductor. All Rights Reserved. |
rgrover1 | 103:138bdc859cc9 | 2 | * |
rgrover1 | 103:138bdc859cc9 | 3 | * The information contained herein is property of Nordic Semiconductor ASA. |
rgrover1 | 103:138bdc859cc9 | 4 | * Terms and conditions of usage are described in detail in NORDIC |
rgrover1 | 103:138bdc859cc9 | 5 | * SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT. |
rgrover1 | 103:138bdc859cc9 | 6 | * |
rgrover1 | 103:138bdc859cc9 | 7 | * Licensees are granted free, non-transferable use of the information. NO |
rgrover1 | 103:138bdc859cc9 | 8 | * WARRANTY of ANY KIND is provided. This heading must NOT be removed from |
rgrover1 | 103:138bdc859cc9 | 9 | * the file. |
rgrover1 | 103:138bdc859cc9 | 10 | * |
rgrover1 | 103:138bdc859cc9 | 11 | */ |
rgrover1 | 103:138bdc859cc9 | 12 | |
rgrover1 | 103:138bdc859cc9 | 13 | #ifndef NRF_TEMP_H__ |
rgrover1 | 103:138bdc859cc9 | 14 | #define NRF_TEMP_H__ |
rgrover1 | 103:138bdc859cc9 | 15 | |
rgrover1 | 103:138bdc859cc9 | 16 | #include "nrf51.h" |
rgrover1 | 103:138bdc859cc9 | 17 | |
rgrover1 | 103:138bdc859cc9 | 18 | /** |
rgrover1 | 103:138bdc859cc9 | 19 | * @defgroup nrf_temperature TEMP (temperature) abstraction |
rgrover1 | 103:138bdc859cc9 | 20 | * @{ |
rgrover1 | 103:138bdc859cc9 | 21 | * @ingroup nrf_drivers temperature_example |
rgrover1 | 103:138bdc859cc9 | 22 | * @brief Temperature module init and read functions. |
rgrover1 | 103:138bdc859cc9 | 23 | * |
rgrover1 | 103:138bdc859cc9 | 24 | */ |
rgrover1 | 103:138bdc859cc9 | 25 | |
rgrover1 | 103:138bdc859cc9 | 26 | |
rgrover1 | 103:138bdc859cc9 | 27 | |
rgrover1 | 103:138bdc859cc9 | 28 | /** |
rgrover1 | 103:138bdc859cc9 | 29 | * @brief Function for preparing the temp module for temperature measurement. |
rgrover1 | 103:138bdc859cc9 | 30 | * |
rgrover1 | 103:138bdc859cc9 | 31 | * This function initializes the TEMP module and writes to the hidden configuration register. |
rgrover1 | 103:138bdc859cc9 | 32 | * |
rgrover1 | 103:138bdc859cc9 | 33 | * @param none |
rgrover1 | 103:138bdc859cc9 | 34 | */ |
rgrover1 | 103:138bdc859cc9 | 35 | static __INLINE void nrf_temp_init(void) |
rgrover1 | 103:138bdc859cc9 | 36 | { |
rgrover1 | 103:138bdc859cc9 | 37 | /**@note Workaround for PAN_028 rev2.0A anomaly 31 - TEMP: Temperature offset value has to be manually loaded to the TEMP module */ |
rgrover1 | 103:138bdc859cc9 | 38 | *(uint32_t *) 0x4000C504 = 0; |
rgrover1 | 103:138bdc859cc9 | 39 | } |
rgrover1 | 103:138bdc859cc9 | 40 | |
rgrover1 | 103:138bdc859cc9 | 41 | |
rgrover1 | 103:138bdc859cc9 | 42 | |
rgrover1 | 103:138bdc859cc9 | 43 | #define MASK_SIGN (0x00000200UL) |
rgrover1 | 103:138bdc859cc9 | 44 | #define MASK_SIGN_EXTENSION (0xFFFFFC00UL) |
rgrover1 | 103:138bdc859cc9 | 45 | |
rgrover1 | 103:138bdc859cc9 | 46 | /** |
rgrover1 | 103:138bdc859cc9 | 47 | * @brief Function for reading temperature measurement. |
rgrover1 | 103:138bdc859cc9 | 48 | * |
rgrover1 | 103:138bdc859cc9 | 49 | * The function reads the 10 bit 2's complement value and transforms it to a 32 bit 2's complement value. |
rgrover1 | 103:138bdc859cc9 | 50 | * |
rgrover1 | 103:138bdc859cc9 | 51 | * @param none |
rgrover1 | 103:138bdc859cc9 | 52 | */ |
rgrover1 | 103:138bdc859cc9 | 53 | static __INLINE int32_t nrf_temp_read(void) |
rgrover1 | 103:138bdc859cc9 | 54 | { |
rgrover1 | 103:138bdc859cc9 | 55 | /**@note Workaround for PAN_028 rev2.0A anomaly 28 - TEMP: Negative measured values are not represented correctly */ |
rgrover1 | 103:138bdc859cc9 | 56 | return ((NRF_TEMP->TEMP & MASK_SIGN) != 0) ? (NRF_TEMP->TEMP | MASK_SIGN_EXTENSION) : (NRF_TEMP->TEMP); |
rgrover1 | 103:138bdc859cc9 | 57 | } |
rgrover1 | 103:138bdc859cc9 | 58 | |
rgrover1 | 103:138bdc859cc9 | 59 | /** @} */ |
rgrover1 | 103:138bdc859cc9 | 60 | |
rgrover1 | 103:138bdc859cc9 | 61 | #endif |