Nordic Semiconductor / nRF51822

Nordic stack and drivers for the mbed BLE API

Dependents:   BLE_ANCS_SDAPI BLE_temperature BLE_HeartRate writable_gatt ... more

TARGET_MCU_NRF51822/sdk/source/drivers_nrf/hal/nrf_wdt.h@638:c90ae1400bf2, 2016-09-14 (annotated)

Committer:
Vincent Coubard
Date:
Wed Sep 14 14:39:43 2016 +0100
Revision:
638:c90ae1400bf2
Sync with bdab10dc0f90748b6989c8b577771bb403ca6bd8 from ARMmbed/mbed-os.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Vincent Coubard 638:c90ae1400bf2 1 /*
Vincent Coubard 638:c90ae1400bf2 2 * Copyright (c) Nordic Semiconductor ASA
Vincent Coubard 638:c90ae1400bf2 3 * All rights reserved.
Vincent Coubard 638:c90ae1400bf2 4 *
Vincent Coubard 638:c90ae1400bf2 5 * Redistribution and use in source and binary forms, with or without modification,
Vincent Coubard 638:c90ae1400bf2 6 * are permitted provided that the following conditions are met:
Vincent Coubard 638:c90ae1400bf2 7 *
Vincent Coubard 638:c90ae1400bf2 8 * 1. Redistributions of source code must retain the above copyright notice, this
Vincent Coubard 638:c90ae1400bf2 9 * list of conditions and the following disclaimer.
Vincent Coubard 638:c90ae1400bf2 10 *
Vincent Coubard 638:c90ae1400bf2 11 * 2. Redistributions in binary form must reproduce the above copyright notice, this
Vincent Coubard 638:c90ae1400bf2 12 * list of conditions and the following disclaimer in the documentation and/or
Vincent Coubard 638:c90ae1400bf2 13 * other materials provided with the distribution.
Vincent Coubard 638:c90ae1400bf2 14 *
Vincent Coubard 638:c90ae1400bf2 15 * 3. Neither the name of Nordic Semiconductor ASA nor the names of other
Vincent Coubard 638:c90ae1400bf2 16 * contributors to this software may be used to endorse or promote products
Vincent Coubard 638:c90ae1400bf2 17 * derived from this software without specific prior written permission.
Vincent Coubard 638:c90ae1400bf2 18 *
Vincent Coubard 638:c90ae1400bf2 19 *
Vincent Coubard 638:c90ae1400bf2 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
Vincent Coubard 638:c90ae1400bf2 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
Vincent Coubard 638:c90ae1400bf2 22 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
Vincent Coubard 638:c90ae1400bf2 23 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
Vincent Coubard 638:c90ae1400bf2 24 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
Vincent Coubard 638:c90ae1400bf2 25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
Vincent Coubard 638:c90ae1400bf2 26 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
Vincent Coubard 638:c90ae1400bf2 27 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
Vincent Coubard 638:c90ae1400bf2 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
Vincent Coubard 638:c90ae1400bf2 29 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Vincent Coubard 638:c90ae1400bf2 30 *
Vincent Coubard 638:c90ae1400bf2 31 */
Vincent Coubard 638:c90ae1400bf2 32
Vincent Coubard 638:c90ae1400bf2 33 /**
Vincent Coubard 638:c90ae1400bf2 34 * @defgroup nrf_wdt_hal WDT HAL
Vincent Coubard 638:c90ae1400bf2 35 * @{
Vincent Coubard 638:c90ae1400bf2 36 * @ingroup nrf_wdt
Vincent Coubard 638:c90ae1400bf2 37 *
Vincent Coubard 638:c90ae1400bf2 38 * @brief Hardware access layer for accessing the watchdog timer (WDT) peripheral.
Vincent Coubard 638:c90ae1400bf2 39 */
Vincent Coubard 638:c90ae1400bf2 40
Vincent Coubard 638:c90ae1400bf2 41 #ifndef NRF_WDT_H__
Vincent Coubard 638:c90ae1400bf2 42 #define NRF_WDT_H__
Vincent Coubard 638:c90ae1400bf2 43
Vincent Coubard 638:c90ae1400bf2 44 #include <stddef.h>
Vincent Coubard 638:c90ae1400bf2 45 #include <stdbool.h>
Vincent Coubard 638:c90ae1400bf2 46 #include <stdint.h>
Vincent Coubard 638:c90ae1400bf2 47
Vincent Coubard 638:c90ae1400bf2 48 #include "nrf.h"
Vincent Coubard 638:c90ae1400bf2 49
Vincent Coubard 638:c90ae1400bf2 50 #define NRF_WDT_CHANNEL_NUMBER 0x8UL
Vincent Coubard 638:c90ae1400bf2 51 #define NRF_WDT_RR_VALUE 0x6E524635UL /* Fixed value, shouldn't be modified.*/
Vincent Coubard 638:c90ae1400bf2 52
Vincent Coubard 638:c90ae1400bf2 53 #define NRF_WDT_TASK_SET 1UL
Vincent Coubard 638:c90ae1400bf2 54 #define NRF_WDT_EVENT_CLEAR 0UL
Vincent Coubard 638:c90ae1400bf2 55
Vincent Coubard 638:c90ae1400bf2 56 /**
Vincent Coubard 638:c90ae1400bf2 57 * @enum nrf_wdt_task_t
Vincent Coubard 638:c90ae1400bf2 58 * @brief WDT tasks.
Vincent Coubard 638:c90ae1400bf2 59 */
Vincent Coubard 638:c90ae1400bf2 60 typedef enum
Vincent Coubard 638:c90ae1400bf2 61 {
Vincent Coubard 638:c90ae1400bf2 62 /*lint -save -e30 -esym(628,__INTADDR__)*/
Vincent Coubard 638:c90ae1400bf2 63 NRF_WDT_TASK_START = offsetof(NRF_WDT_Type, TASKS_START), /**< Task for starting WDT. */
Vincent Coubard 638:c90ae1400bf2 64 /*lint -restore*/
Vincent Coubard 638:c90ae1400bf2 65 } nrf_wdt_task_t;
Vincent Coubard 638:c90ae1400bf2 66
Vincent Coubard 638:c90ae1400bf2 67 /**
Vincent Coubard 638:c90ae1400bf2 68 * @enum nrf_wdt_event_t
Vincent Coubard 638:c90ae1400bf2 69 * @brief WDT events.
Vincent Coubard 638:c90ae1400bf2 70 */
Vincent Coubard 638:c90ae1400bf2 71 typedef enum
Vincent Coubard 638:c90ae1400bf2 72 {
Vincent Coubard 638:c90ae1400bf2 73 /*lint -save -e30*/
Vincent Coubard 638:c90ae1400bf2 74 NRF_WDT_EVENT_TIMEOUT = offsetof(NRF_WDT_Type, EVENTS_TIMEOUT), /**< Event from WDT time-out. */
Vincent Coubard 638:c90ae1400bf2 75 /*lint -restore*/
Vincent Coubard 638:c90ae1400bf2 76 } nrf_wdt_event_t;
Vincent Coubard 638:c90ae1400bf2 77
Vincent Coubard 638:c90ae1400bf2 78 /**
Vincent Coubard 638:c90ae1400bf2 79 * @enum nrf_wdt_behaviour_t
Vincent Coubard 638:c90ae1400bf2 80 * @brief WDT behavior in CPU SLEEP or HALT mode.
Vincent Coubard 638:c90ae1400bf2 81 */
Vincent Coubard 638:c90ae1400bf2 82 typedef enum
Vincent Coubard 638:c90ae1400bf2 83 {
Vincent Coubard 638:c90ae1400bf2 84 NRF_WDT_BEHAVIOUR_RUN_SLEEP = WDT_CONFIG_SLEEP_Msk, /**< WDT will run when CPU is in SLEEP mode. */
Vincent Coubard 638:c90ae1400bf2 85 NRF_WDT_BEHAVIOUR_RUN_HALT = WDT_CONFIG_HALT_Msk, /**< WDT will run when CPU is in HALT mode. */
Vincent Coubard 638:c90ae1400bf2 86 NRF_WDT_BEHAVIOUR_RUN_SLEEP_HALT = WDT_CONFIG_SLEEP_Msk | WDT_CONFIG_HALT_Msk, /**< WDT will run when CPU is in SLEEP or HALT mode. */
Vincent Coubard 638:c90ae1400bf2 87 NRF_WDT_BEHAVIOUR_PAUSE_SLEEP_HALT = 0, /**< WDT will be paused when CPU is in SLEEP or HALT mode. */
Vincent Coubard 638:c90ae1400bf2 88 } nrf_wdt_behaviour_t;
Vincent Coubard 638:c90ae1400bf2 89
Vincent Coubard 638:c90ae1400bf2 90 /**
Vincent Coubard 638:c90ae1400bf2 91 * @enum nrf_wdt_rr_register_t
Vincent Coubard 638:c90ae1400bf2 92 * @brief WDT reload request registers.
Vincent Coubard 638:c90ae1400bf2 93 */
Vincent Coubard 638:c90ae1400bf2 94 typedef enum
Vincent Coubard 638:c90ae1400bf2 95 {
Vincent Coubard 638:c90ae1400bf2 96 NRF_WDT_RR0 = 0, /**< Reload request register 0. */
Vincent Coubard 638:c90ae1400bf2 97 NRF_WDT_RR1, /**< Reload request register 1. */
Vincent Coubard 638:c90ae1400bf2 98 NRF_WDT_RR2, /**< Reload request register 2. */
Vincent Coubard 638:c90ae1400bf2 99 NRF_WDT_RR3, /**< Reload request register 3. */
Vincent Coubard 638:c90ae1400bf2 100 NRF_WDT_RR4, /**< Reload request register 4. */
Vincent Coubard 638:c90ae1400bf2 101 NRF_WDT_RR5, /**< Reload request register 5. */
Vincent Coubard 638:c90ae1400bf2 102 NRF_WDT_RR6, /**< Reload request register 6. */
Vincent Coubard 638:c90ae1400bf2 103 NRF_WDT_RR7 /**< Reload request register 7. */
Vincent Coubard 638:c90ae1400bf2 104 } nrf_wdt_rr_register_t;
Vincent Coubard 638:c90ae1400bf2 105
Vincent Coubard 638:c90ae1400bf2 106 /**
Vincent Coubard 638:c90ae1400bf2 107 * @enum nrf_wdt_int_mask_t
Vincent Coubard 638:c90ae1400bf2 108 * @brief WDT interrupts.
Vincent Coubard 638:c90ae1400bf2 109 */
Vincent Coubard 638:c90ae1400bf2 110 typedef enum
Vincent Coubard 638:c90ae1400bf2 111 {
Vincent Coubard 638:c90ae1400bf2 112 NRF_WDT_INT_TIMEOUT_MASK = WDT_INTENSET_TIMEOUT_Msk, /**< WDT interrupt from time-out event. */
Vincent Coubard 638:c90ae1400bf2 113 } nrf_wdt_int_mask_t;
Vincent Coubard 638:c90ae1400bf2 114
Vincent Coubard 638:c90ae1400bf2 115 /**
Vincent Coubard 638:c90ae1400bf2 116 * @brief Function for configuring the watchdog behavior when the CPU is sleeping or halted.
Vincent Coubard 638:c90ae1400bf2 117 *
Vincent Coubard 638:c90ae1400bf2 118 * @param behaviour Watchdog behavior when CPU is in SLEEP or HALT mode.
Vincent Coubard 638:c90ae1400bf2 119 */
Vincent Coubard 638:c90ae1400bf2 120 __STATIC_INLINE void nrf_wdt_behaviour_set(nrf_wdt_behaviour_t behaviour)
Vincent Coubard 638:c90ae1400bf2 121 {
Vincent Coubard 638:c90ae1400bf2 122 NRF_WDT->CONFIG = behaviour;
Vincent Coubard 638:c90ae1400bf2 123 }
Vincent Coubard 638:c90ae1400bf2 124
Vincent Coubard 638:c90ae1400bf2 125
Vincent Coubard 638:c90ae1400bf2 126 /**
Vincent Coubard 638:c90ae1400bf2 127 * @brief Function for starting the watchdog.
Vincent Coubard 638:c90ae1400bf2 128 *
Vincent Coubard 638:c90ae1400bf2 129 * @param[in] task Task.
Vincent Coubard 638:c90ae1400bf2 130 */
Vincent Coubard 638:c90ae1400bf2 131 __STATIC_INLINE void nrf_wdt_task_trigger(nrf_wdt_task_t task)
Vincent Coubard 638:c90ae1400bf2 132 {
Vincent Coubard 638:c90ae1400bf2 133 *((volatile uint32_t *)((uint8_t *)NRF_WDT + task)) = NRF_WDT_TASK_SET;
Vincent Coubard 638:c90ae1400bf2 134 }
Vincent Coubard 638:c90ae1400bf2 135
Vincent Coubard 638:c90ae1400bf2 136
Vincent Coubard 638:c90ae1400bf2 137 /**
Vincent Coubard 638:c90ae1400bf2 138 * @brief Function for clearing the WDT event.
Vincent Coubard 638:c90ae1400bf2 139 *
Vincent Coubard 638:c90ae1400bf2 140 * @param[in] event Event.
Vincent Coubard 638:c90ae1400bf2 141 */
Vincent Coubard 638:c90ae1400bf2 142 __STATIC_INLINE void nrf_wdt_event_clear(nrf_wdt_event_t event)
Vincent Coubard 638:c90ae1400bf2 143 {
Vincent Coubard 638:c90ae1400bf2 144 *((volatile uint32_t *)((uint8_t *)NRF_WDT + (uint32_t)event)) = NRF_WDT_EVENT_CLEAR;
Vincent Coubard 638:c90ae1400bf2 145 }
Vincent Coubard 638:c90ae1400bf2 146
Vincent Coubard 638:c90ae1400bf2 147
Vincent Coubard 638:c90ae1400bf2 148 /**
Vincent Coubard 638:c90ae1400bf2 149 * @brief Function for retrieving the state of the WDT event.
Vincent Coubard 638:c90ae1400bf2 150 *
Vincent Coubard 638:c90ae1400bf2 151 * @param[in] event Event.
Vincent Coubard 638:c90ae1400bf2 152 *
Vincent Coubard 638:c90ae1400bf2 153 * @retval true If the event is set.
Vincent Coubard 638:c90ae1400bf2 154 * @retval false If the event is not set.
Vincent Coubard 638:c90ae1400bf2 155 */
Vincent Coubard 638:c90ae1400bf2 156 __STATIC_INLINE bool nrf_wdt_event_check(nrf_wdt_event_t event)
Vincent Coubard 638:c90ae1400bf2 157 {
Vincent Coubard 638:c90ae1400bf2 158 return (bool)*((volatile uint32_t *)((uint8_t *)NRF_WDT + event));
Vincent Coubard 638:c90ae1400bf2 159 }
Vincent Coubard 638:c90ae1400bf2 160
Vincent Coubard 638:c90ae1400bf2 161
Vincent Coubard 638:c90ae1400bf2 162 /**
Vincent Coubard 638:c90ae1400bf2 163 * @brief Function for enabling a specific interrupt.
Vincent Coubard 638:c90ae1400bf2 164 *
Vincent Coubard 638:c90ae1400bf2 165 * @param[in] int_mask Interrupt.
Vincent Coubard 638:c90ae1400bf2 166 */
Vincent Coubard 638:c90ae1400bf2 167 __STATIC_INLINE void nrf_wdt_int_enable(uint32_t int_mask)
Vincent Coubard 638:c90ae1400bf2 168 {
Vincent Coubard 638:c90ae1400bf2 169 NRF_WDT->INTENSET = int_mask;
Vincent Coubard 638:c90ae1400bf2 170 }
Vincent Coubard 638:c90ae1400bf2 171
Vincent Coubard 638:c90ae1400bf2 172
Vincent Coubard 638:c90ae1400bf2 173 /**
Vincent Coubard 638:c90ae1400bf2 174 * @brief Function for retrieving the state of given interrupt.
Vincent Coubard 638:c90ae1400bf2 175 *
Vincent Coubard 638:c90ae1400bf2 176 * @param[in] int_mask Interrupt.
Vincent Coubard 638:c90ae1400bf2 177 *
Vincent Coubard 638:c90ae1400bf2 178 * @retval true Interrupt is enabled.
Vincent Coubard 638:c90ae1400bf2 179 * @retval false Interrupt is not enabled.
Vincent Coubard 638:c90ae1400bf2 180 */
Vincent Coubard 638:c90ae1400bf2 181 __STATIC_INLINE bool nrf_wdt_int_enable_check(uint32_t int_mask)
Vincent Coubard 638:c90ae1400bf2 182 {
Vincent Coubard 638:c90ae1400bf2 183 return (bool)(NRF_WDT->INTENSET & int_mask);
Vincent Coubard 638:c90ae1400bf2 184 }
Vincent Coubard 638:c90ae1400bf2 185
Vincent Coubard 638:c90ae1400bf2 186
Vincent Coubard 638:c90ae1400bf2 187 /**
Vincent Coubard 638:c90ae1400bf2 188 * @brief Function for disabling a specific interrupt.
Vincent Coubard 638:c90ae1400bf2 189 *
Vincent Coubard 638:c90ae1400bf2 190 * @param[in] int_mask Interrupt.
Vincent Coubard 638:c90ae1400bf2 191 */
Vincent Coubard 638:c90ae1400bf2 192 __STATIC_INLINE void nrf_wdt_int_disable(uint32_t int_mask)
Vincent Coubard 638:c90ae1400bf2 193 {
Vincent Coubard 638:c90ae1400bf2 194 NRF_WDT->INTENCLR = int_mask;
Vincent Coubard 638:c90ae1400bf2 195 }
Vincent Coubard 638:c90ae1400bf2 196
Vincent Coubard 638:c90ae1400bf2 197
Vincent Coubard 638:c90ae1400bf2 198 /**
Vincent Coubard 638:c90ae1400bf2 199 * @brief Function for returning the address of a specific WDT task register.
Vincent Coubard 638:c90ae1400bf2 200 *
Vincent Coubard 638:c90ae1400bf2 201 * @param[in] task Task.
Vincent Coubard 638:c90ae1400bf2 202 */
Vincent Coubard 638:c90ae1400bf2 203 __STATIC_INLINE uint32_t nrf_wdt_task_address_get(nrf_wdt_task_t task)
Vincent Coubard 638:c90ae1400bf2 204 {
Vincent Coubard 638:c90ae1400bf2 205 return ((uint32_t)NRF_WDT + task);
Vincent Coubard 638:c90ae1400bf2 206 }
Vincent Coubard 638:c90ae1400bf2 207
Vincent Coubard 638:c90ae1400bf2 208
Vincent Coubard 638:c90ae1400bf2 209 /**
Vincent Coubard 638:c90ae1400bf2 210 * @brief Function for returning the address of a specific WDT event register.
Vincent Coubard 638:c90ae1400bf2 211 *
Vincent Coubard 638:c90ae1400bf2 212 * @param[in] event Event.
Vincent Coubard 638:c90ae1400bf2 213 *
Vincent Coubard 638:c90ae1400bf2 214 * @retval address of requested event register
Vincent Coubard 638:c90ae1400bf2 215 */
Vincent Coubard 638:c90ae1400bf2 216 __STATIC_INLINE uint32_t nrf_wdt_event_address_get(nrf_wdt_event_t event)
Vincent Coubard 638:c90ae1400bf2 217 {
Vincent Coubard 638:c90ae1400bf2 218 return ((uint32_t)NRF_WDT + event);
Vincent Coubard 638:c90ae1400bf2 219 }
Vincent Coubard 638:c90ae1400bf2 220
Vincent Coubard 638:c90ae1400bf2 221
Vincent Coubard 638:c90ae1400bf2 222 /**
Vincent Coubard 638:c90ae1400bf2 223 * @brief Function for retrieving the watchdog status.
Vincent Coubard 638:c90ae1400bf2 224 *
Vincent Coubard 638:c90ae1400bf2 225 * @retval true If the watchdog is started.
Vincent Coubard 638:c90ae1400bf2 226 * @retval false If the watchdog is not started.
Vincent Coubard 638:c90ae1400bf2 227 */
Vincent Coubard 638:c90ae1400bf2 228 __STATIC_INLINE bool nrf_wdt_started(void)
Vincent Coubard 638:c90ae1400bf2 229 {
Vincent Coubard 638:c90ae1400bf2 230 return (bool)(NRF_WDT->RUNSTATUS);
Vincent Coubard 638:c90ae1400bf2 231 }
Vincent Coubard 638:c90ae1400bf2 232
Vincent Coubard 638:c90ae1400bf2 233
Vincent Coubard 638:c90ae1400bf2 234 /**
Vincent Coubard 638:c90ae1400bf2 235 * @brief Function for retrieving the watchdog reload request status.
Vincent Coubard 638:c90ae1400bf2 236 *
Vincent Coubard 638:c90ae1400bf2 237 * @param[in] rr_register Reload request register to check.
Vincent Coubard 638:c90ae1400bf2 238 *
Vincent Coubard 638:c90ae1400bf2 239 * @retval true If a reload request is running.
Vincent Coubard 638:c90ae1400bf2 240 * @retval false If no reload request is running.
Vincent Coubard 638:c90ae1400bf2 241 */
Vincent Coubard 638:c90ae1400bf2 242 __STATIC_INLINE bool nrf_wdt_request_status(nrf_wdt_rr_register_t rr_register)
Vincent Coubard 638:c90ae1400bf2 243 {
Vincent Coubard 638:c90ae1400bf2 244 return (bool)(((NRF_WDT->REQSTATUS) >> rr_register) & 0x1UL);
Vincent Coubard 638:c90ae1400bf2 245 }
Vincent Coubard 638:c90ae1400bf2 246
Vincent Coubard 638:c90ae1400bf2 247
Vincent Coubard 638:c90ae1400bf2 248 /**
Vincent Coubard 638:c90ae1400bf2 249 * @brief Function for setting the watchdog reload value.
Vincent Coubard 638:c90ae1400bf2 250 *
Vincent Coubard 638:c90ae1400bf2 251 * @param[in] reload_value Watchdog counter initial value.
Vincent Coubard 638:c90ae1400bf2 252 */
Vincent Coubard 638:c90ae1400bf2 253 __STATIC_INLINE void nrf_wdt_reload_value_set(uint32_t reload_value)
Vincent Coubard 638:c90ae1400bf2 254 {
Vincent Coubard 638:c90ae1400bf2 255 NRF_WDT->CRV = reload_value;
Vincent Coubard 638:c90ae1400bf2 256 }
Vincent Coubard 638:c90ae1400bf2 257
Vincent Coubard 638:c90ae1400bf2 258
Vincent Coubard 638:c90ae1400bf2 259 /**
Vincent Coubard 638:c90ae1400bf2 260 * @brief Function for retrieving the watchdog reload value.
Vincent Coubard 638:c90ae1400bf2 261 *
Vincent Coubard 638:c90ae1400bf2 262 * @retval Reload value.
Vincent Coubard 638:c90ae1400bf2 263 */
Vincent Coubard 638:c90ae1400bf2 264 __STATIC_INLINE uint32_t nrf_wdt_reload_value_get(void)
Vincent Coubard 638:c90ae1400bf2 265 {
Vincent Coubard 638:c90ae1400bf2 266 return (uint32_t)NRF_WDT->CRV;
Vincent Coubard 638:c90ae1400bf2 267 }
Vincent Coubard 638:c90ae1400bf2 268
Vincent Coubard 638:c90ae1400bf2 269
Vincent Coubard 638:c90ae1400bf2 270 /**
Vincent Coubard 638:c90ae1400bf2 271 * @brief Function for enabling a specific reload request register.
Vincent Coubard 638:c90ae1400bf2 272 *
Vincent Coubard 638:c90ae1400bf2 273 * @param[in] rr_register Reload request register to enable.
Vincent Coubard 638:c90ae1400bf2 274 */
Vincent Coubard 638:c90ae1400bf2 275 __STATIC_INLINE void nrf_wdt_reload_request_enable(nrf_wdt_rr_register_t rr_register)
Vincent Coubard 638:c90ae1400bf2 276 {
Vincent Coubard 638:c90ae1400bf2 277 NRF_WDT->RREN |= 0x1UL << rr_register;
Vincent Coubard 638:c90ae1400bf2 278 }
Vincent Coubard 638:c90ae1400bf2 279
Vincent Coubard 638:c90ae1400bf2 280
Vincent Coubard 638:c90ae1400bf2 281 /**
Vincent Coubard 638:c90ae1400bf2 282 * @brief Function for disabling a specific reload request register.
Vincent Coubard 638:c90ae1400bf2 283 *
Vincent Coubard 638:c90ae1400bf2 284 * @param[in] rr_register Reload request register to disable.
Vincent Coubard 638:c90ae1400bf2 285 */
Vincent Coubard 638:c90ae1400bf2 286 __STATIC_INLINE void nrf_wdt_reload_request_disable(nrf_wdt_rr_register_t rr_register)
Vincent Coubard 638:c90ae1400bf2 287 {
Vincent Coubard 638:c90ae1400bf2 288 NRF_WDT->RREN &= ~(0x1UL << rr_register);
Vincent Coubard 638:c90ae1400bf2 289 }
Vincent Coubard 638:c90ae1400bf2 290
Vincent Coubard 638:c90ae1400bf2 291
Vincent Coubard 638:c90ae1400bf2 292 /**
Vincent Coubard 638:c90ae1400bf2 293 * @brief Function for retrieving the status of a specific reload request register.
Vincent Coubard 638:c90ae1400bf2 294 *
Vincent Coubard 638:c90ae1400bf2 295 * @param[in] rr_register Reload request register to check.
Vincent Coubard 638:c90ae1400bf2 296 *
Vincent Coubard 638:c90ae1400bf2 297 * @retval true If the reload request register is enabled.
Vincent Coubard 638:c90ae1400bf2 298 * @retval false If the reload request register is not enabled.
Vincent Coubard 638:c90ae1400bf2 299 */
Vincent Coubard 638:c90ae1400bf2 300 __STATIC_INLINE bool nrf_wdt_reload_request_is_enabled(nrf_wdt_rr_register_t rr_register)
Vincent Coubard 638:c90ae1400bf2 301 {
Vincent Coubard 638:c90ae1400bf2 302 return (bool)(NRF_WDT->RREN & (0x1UL << rr_register));
Vincent Coubard 638:c90ae1400bf2 303 }
Vincent Coubard 638:c90ae1400bf2 304
Vincent Coubard 638:c90ae1400bf2 305
Vincent Coubard 638:c90ae1400bf2 306 /**
Vincent Coubard 638:c90ae1400bf2 307 * @brief Function for setting a specific reload request register.
Vincent Coubard 638:c90ae1400bf2 308 *
Vincent Coubard 638:c90ae1400bf2 309 * @param[in] rr_register Reload request register to set.
Vincent Coubard 638:c90ae1400bf2 310 */
Vincent Coubard 638:c90ae1400bf2 311 __STATIC_INLINE void nrf_wdt_reload_request_set(nrf_wdt_rr_register_t rr_register)
Vincent Coubard 638:c90ae1400bf2 312 {
Vincent Coubard 638:c90ae1400bf2 313 NRF_WDT->RR[rr_register] = NRF_WDT_RR_VALUE;
Vincent Coubard 638:c90ae1400bf2 314 }
Vincent Coubard 638:c90ae1400bf2 315
Vincent Coubard 638:c90ae1400bf2 316
Vincent Coubard 638:c90ae1400bf2 317 #endif
Vincent Coubard 638:c90ae1400bf2 318
Vincent Coubard 638:c90ae1400bf2 319 /** @} */