shunpei kataoka / nRF51822

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Fork of nRF51822 by Shuta Nakamae

TARGET_MCU_NRF51822/sdk/source/drivers_nrf/hal/nrf_gpiote.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 #ifndef NRF_GPIOTE_H__
Vincent Coubard 638:c90ae1400bf2 33 #define NRF_GPIOTE_H__
Vincent Coubard 638:c90ae1400bf2 34
Vincent Coubard 638:c90ae1400bf2 35 #include "nrf.h"
Vincent Coubard 638:c90ae1400bf2 36 #include <stdint.h>
Vincent Coubard 638:c90ae1400bf2 37 #include <stddef.h>
Vincent Coubard 638:c90ae1400bf2 38 #include <stdbool.h>
Vincent Coubard 638:c90ae1400bf2 39
Vincent Coubard 638:c90ae1400bf2 40 /**
Vincent Coubard 638:c90ae1400bf2 41 * @defgroup nrf_gpiote_abs GPIOTE abstraction
Vincent Coubard 638:c90ae1400bf2 42 * @{
Vincent Coubard 638:c90ae1400bf2 43 * @ingroup nrf_gpiote
Vincent Coubard 638:c90ae1400bf2 44 * @brief GPIOTE abstraction for configuration of channels.
Vincent Coubard 638:c90ae1400bf2 45 */
Vincent Coubard 638:c90ae1400bf2 46 #ifdef NRF51
Vincent Coubard 638:c90ae1400bf2 47 #define NUMBER_OF_GPIO_TE 4
Vincent Coubard 638:c90ae1400bf2 48 #elif defined NRF52
Vincent Coubard 638:c90ae1400bf2 49 #define NUMBER_OF_GPIO_TE 8
Vincent Coubard 638:c90ae1400bf2 50 #else
Vincent Coubard 638:c90ae1400bf2 51 #error "Chip family not specified"
Vincent Coubard 638:c90ae1400bf2 52 #endif
Vincent Coubard 638:c90ae1400bf2 53
Vincent Coubard 638:c90ae1400bf2 54 /**
Vincent Coubard 638:c90ae1400bf2 55 * @enum nrf_gpiote_polarity_t
Vincent Coubard 638:c90ae1400bf2 56 * @brief Polarity for the GPIOTE channel.
Vincent Coubard 638:c90ae1400bf2 57 */
Vincent Coubard 638:c90ae1400bf2 58 typedef enum
Vincent Coubard 638:c90ae1400bf2 59 {
Vincent Coubard 638:c90ae1400bf2 60 NRF_GPIOTE_POLARITY_LOTOHI = GPIOTE_CONFIG_POLARITY_LoToHi, ///< Low to high.
Vincent Coubard 638:c90ae1400bf2 61 NRF_GPIOTE_POLARITY_HITOLO = GPIOTE_CONFIG_POLARITY_HiToLo, ///< High to low.
Vincent Coubard 638:c90ae1400bf2 62 NRF_GPIOTE_POLARITY_TOGGLE = GPIOTE_CONFIG_POLARITY_Toggle ///< Toggle.
Vincent Coubard 638:c90ae1400bf2 63 } nrf_gpiote_polarity_t;
Vincent Coubard 638:c90ae1400bf2 64
Vincent Coubard 638:c90ae1400bf2 65
Vincent Coubard 638:c90ae1400bf2 66 /**
Vincent Coubard 638:c90ae1400bf2 67 * @enum nrf_gpiote_outinit_t
Vincent Coubard 638:c90ae1400bf2 68 * @brief Initial output value for the GPIOTE channel.
Vincent Coubard 638:c90ae1400bf2 69 */
Vincent Coubard 638:c90ae1400bf2 70 typedef enum
Vincent Coubard 638:c90ae1400bf2 71 {
Vincent Coubard 638:c90ae1400bf2 72 NRF_GPIOTE_INITIAL_VALUE_LOW = GPIOTE_CONFIG_OUTINIT_Low, ///< Low to high.
Vincent Coubard 638:c90ae1400bf2 73 NRF_GPIOTE_INITIAL_VALUE_HIGH = GPIOTE_CONFIG_OUTINIT_High ///< High to low.
Vincent Coubard 638:c90ae1400bf2 74 } nrf_gpiote_outinit_t;
Vincent Coubard 638:c90ae1400bf2 75
Vincent Coubard 638:c90ae1400bf2 76 /**
Vincent Coubard 638:c90ae1400bf2 77 * @brief Tasks.
Vincent Coubard 638:c90ae1400bf2 78 */
Vincent Coubard 638:c90ae1400bf2 79 typedef enum /*lint -save -e30 -esym(628,__INTADDR__) */
Vincent Coubard 638:c90ae1400bf2 80 {
Vincent Coubard 638:c90ae1400bf2 81 NRF_GPIOTE_TASKS_OUT_0 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[0]), /**< Out task 0.*/
Vincent Coubard 638:c90ae1400bf2 82 NRF_GPIOTE_TASKS_OUT_1 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[1]), /**< Out task 1.*/
Vincent Coubard 638:c90ae1400bf2 83 NRF_GPIOTE_TASKS_OUT_2 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[2]), /**< Out task 2.*/
Vincent Coubard 638:c90ae1400bf2 84 NRF_GPIOTE_TASKS_OUT_3 = offsetof(NRF_GPIOTE_Type, TASKS_OUT[3]), /**< Out task 3.*/
Vincent Coubard 638:c90ae1400bf2 85 /*lint -restore*/
Vincent Coubard 638:c90ae1400bf2 86 } nrf_gpiote_tasks_t;
Vincent Coubard 638:c90ae1400bf2 87
Vincent Coubard 638:c90ae1400bf2 88 /**
Vincent Coubard 638:c90ae1400bf2 89 * @brief Events.
Vincent Coubard 638:c90ae1400bf2 90 */
Vincent Coubard 638:c90ae1400bf2 91 typedef enum /*lint -save -e30 -esym(628,__INTADDR__) */
Vincent Coubard 638:c90ae1400bf2 92 {
Vincent Coubard 638:c90ae1400bf2 93 NRF_GPIOTE_EVENTS_IN_0 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[0]), /**< In event 0.*/
Vincent Coubard 638:c90ae1400bf2 94 NRF_GPIOTE_EVENTS_IN_1 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[1]), /**< In event 1.*/
Vincent Coubard 638:c90ae1400bf2 95 NRF_GPIOTE_EVENTS_IN_2 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[2]), /**< In event 2.*/
Vincent Coubard 638:c90ae1400bf2 96 NRF_GPIOTE_EVENTS_IN_3 = offsetof(NRF_GPIOTE_Type, EVENTS_IN[3]), /**< In event 3.*/
Vincent Coubard 638:c90ae1400bf2 97 NRF_GPIOTE_EVENTS_PORT = offsetof(NRF_GPIOTE_Type, EVENTS_PORT), /**< Port event.*/
Vincent Coubard 638:c90ae1400bf2 98 /*lint -restore*/
Vincent Coubard 638:c90ae1400bf2 99 } nrf_gpiote_events_t;
Vincent Coubard 638:c90ae1400bf2 100
Vincent Coubard 638:c90ae1400bf2 101 /**
Vincent Coubard 638:c90ae1400bf2 102 * @enum nrf_gpiote_int_t
Vincent Coubard 638:c90ae1400bf2 103 * @brief GPIOTE interrupts.
Vincent Coubard 638:c90ae1400bf2 104 */
Vincent Coubard 638:c90ae1400bf2 105 typedef enum
Vincent Coubard 638:c90ae1400bf2 106 {
Vincent Coubard 638:c90ae1400bf2 107 NRF_GPIOTE_INT_IN0_MASK = GPIOTE_INTENSET_IN0_Msk, /**< GPIOTE interrupt from IN0. */
Vincent Coubard 638:c90ae1400bf2 108 NRF_GPIOTE_INT_IN1_MASK = GPIOTE_INTENSET_IN1_Msk, /**< GPIOTE interrupt from IN1. */
Vincent Coubard 638:c90ae1400bf2 109 NRF_GPIOTE_INT_IN2_MASK = GPIOTE_INTENSET_IN2_Msk, /**< GPIOTE interrupt from IN2. */
Vincent Coubard 638:c90ae1400bf2 110 NRF_GPIOTE_INT_IN3_MASK = GPIOTE_INTENSET_IN3_Msk, /**< GPIOTE interrupt from IN3. */
Vincent Coubard 638:c90ae1400bf2 111 NRF_GPIOTE_INT_PORT_MASK = (int)GPIOTE_INTENSET_PORT_Msk, /**< GPIOTE interrupt from PORT event. */
Vincent Coubard 638:c90ae1400bf2 112 } nrf_gpiote_int_t;
Vincent Coubard 638:c90ae1400bf2 113
Vincent Coubard 638:c90ae1400bf2 114 #define NRF_GPIOTE_INT_IN_MASK (NRF_GPIOTE_INT_IN0_MASK | NRF_GPIOTE_INT_IN1_MASK |\
Vincent Coubard 638:c90ae1400bf2 115 NRF_GPIOTE_INT_IN2_MASK | NRF_GPIOTE_INT_IN3_MASK)
Vincent Coubard 638:c90ae1400bf2 116 /**
Vincent Coubard 638:c90ae1400bf2 117 * @brief Function for activating a specific GPIOTE task.
Vincent Coubard 638:c90ae1400bf2 118 *
Vincent Coubard 638:c90ae1400bf2 119 * @param[in] task Task.
Vincent Coubard 638:c90ae1400bf2 120 */
Vincent Coubard 638:c90ae1400bf2 121 __STATIC_INLINE void nrf_gpiote_task_set(nrf_gpiote_tasks_t task);
Vincent Coubard 638:c90ae1400bf2 122
Vincent Coubard 638:c90ae1400bf2 123 /**
Vincent Coubard 638:c90ae1400bf2 124 * @brief Function for getting the address of a specific GPIOTE task.
Vincent Coubard 638:c90ae1400bf2 125 *
Vincent Coubard 638:c90ae1400bf2 126 * @param[in] task Task.
Vincent Coubard 638:c90ae1400bf2 127 *
Vincent Coubard 638:c90ae1400bf2 128 * @returns Address.
Vincent Coubard 638:c90ae1400bf2 129 */
Vincent Coubard 638:c90ae1400bf2 130 __STATIC_INLINE uint32_t nrf_gpiote_task_addr_get(nrf_gpiote_tasks_t task);
Vincent Coubard 638:c90ae1400bf2 131
Vincent Coubard 638:c90ae1400bf2 132 /**
Vincent Coubard 638:c90ae1400bf2 133 * @brief Function for getting the state of a specific GPIOTE event.
Vincent Coubard 638:c90ae1400bf2 134 *
Vincent Coubard 638:c90ae1400bf2 135 * @param[in] event Event.
Vincent Coubard 638:c90ae1400bf2 136 */
Vincent Coubard 638:c90ae1400bf2 137 __STATIC_INLINE bool nrf_gpiote_event_is_set(nrf_gpiote_events_t event);
Vincent Coubard 638:c90ae1400bf2 138
Vincent Coubard 638:c90ae1400bf2 139 /**
Vincent Coubard 638:c90ae1400bf2 140 * @brief Function for clearing a specific GPIOTE event.
Vincent Coubard 638:c90ae1400bf2 141 *
Vincent Coubard 638:c90ae1400bf2 142 * @param[in] event Event.
Vincent Coubard 638:c90ae1400bf2 143 */
Vincent Coubard 638:c90ae1400bf2 144 __STATIC_INLINE void nrf_gpiote_event_clear(nrf_gpiote_events_t event);
Vincent Coubard 638:c90ae1400bf2 145
Vincent Coubard 638:c90ae1400bf2 146 /**
Vincent Coubard 638:c90ae1400bf2 147 * @brief Function for getting the address of a specific GPIOTE event.
Vincent Coubard 638:c90ae1400bf2 148 *
Vincent Coubard 638:c90ae1400bf2 149 * @param[in] event Event.
Vincent Coubard 638:c90ae1400bf2 150 *
Vincent Coubard 638:c90ae1400bf2 151 * @return Address
Vincent Coubard 638:c90ae1400bf2 152 */
Vincent Coubard 638:c90ae1400bf2 153 __STATIC_INLINE uint32_t nrf_gpiote_event_addr_get(nrf_gpiote_events_t event);
Vincent Coubard 638:c90ae1400bf2 154
Vincent Coubard 638:c90ae1400bf2 155 /**@brief Function for enabling interrupts.
Vincent Coubard 638:c90ae1400bf2 156 *
Vincent Coubard 638:c90ae1400bf2 157 * @param[in] mask Interrupt mask to be enabled.
Vincent Coubard 638:c90ae1400bf2 158 */
Vincent Coubard 638:c90ae1400bf2 159 __STATIC_INLINE void nrf_gpiote_int_enable(uint32_t mask);
Vincent Coubard 638:c90ae1400bf2 160
Vincent Coubard 638:c90ae1400bf2 161 /**@brief Function for disabling interrupts.
Vincent Coubard 638:c90ae1400bf2 162 *
Vincent Coubard 638:c90ae1400bf2 163 * @param[in] mask Interrupt mask to be disabled.
Vincent Coubard 638:c90ae1400bf2 164 */
Vincent Coubard 638:c90ae1400bf2 165 __STATIC_INLINE void nrf_gpiote_int_disable(uint32_t mask);
Vincent Coubard 638:c90ae1400bf2 166
Vincent Coubard 638:c90ae1400bf2 167 /**@brief Function for checking if interrupts are enabled.
Vincent Coubard 638:c90ae1400bf2 168 *
Vincent Coubard 638:c90ae1400bf2 169 * @param[in] mask Mask of interrupt flags to check.
Vincent Coubard 638:c90ae1400bf2 170 *
Vincent Coubard 638:c90ae1400bf2 171 * @return Mask with enabled interrupts.
Vincent Coubard 638:c90ae1400bf2 172 */
Vincent Coubard 638:c90ae1400bf2 173 __STATIC_INLINE uint32_t nrf_gpiote_int_is_enabled(uint32_t mask);
Vincent Coubard 638:c90ae1400bf2 174
Vincent Coubard 638:c90ae1400bf2 175 /**@brief Function for enabling a GPIOTE event.
Vincent Coubard 638:c90ae1400bf2 176 *
Vincent Coubard 638:c90ae1400bf2 177 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 178 */
Vincent Coubard 638:c90ae1400bf2 179 __STATIC_INLINE void nrf_gpiote_event_enable(uint32_t idx);
Vincent Coubard 638:c90ae1400bf2 180
Vincent Coubard 638:c90ae1400bf2 181 /**@brief Function for disabling a GPIOTE event.
Vincent Coubard 638:c90ae1400bf2 182 *
Vincent Coubard 638:c90ae1400bf2 183 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 184 */
Vincent Coubard 638:c90ae1400bf2 185 __STATIC_INLINE void nrf_gpiote_event_disable(uint32_t idx);
Vincent Coubard 638:c90ae1400bf2 186
Vincent Coubard 638:c90ae1400bf2 187 /**@brief Function for configuring a GPIOTE event.
Vincent Coubard 638:c90ae1400bf2 188 *
Vincent Coubard 638:c90ae1400bf2 189 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 190 * @param[in] pin Pin associated with event.
Vincent Coubard 638:c90ae1400bf2 191 * @param[in] polarity Transition that should generate an event.
Vincent Coubard 638:c90ae1400bf2 192 */
Vincent Coubard 638:c90ae1400bf2 193 __STATIC_INLINE void nrf_gpiote_event_configure(uint32_t idx, uint32_t pin,
Vincent Coubard 638:c90ae1400bf2 194 nrf_gpiote_polarity_t polarity);
Vincent Coubard 638:c90ae1400bf2 195
Vincent Coubard 638:c90ae1400bf2 196 /**@brief Function for getting the pin associated with a GPIOTE event.
Vincent Coubard 638:c90ae1400bf2 197 *
Vincent Coubard 638:c90ae1400bf2 198 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 199 *
Vincent Coubard 638:c90ae1400bf2 200 * @return Pin number.
Vincent Coubard 638:c90ae1400bf2 201 */
Vincent Coubard 638:c90ae1400bf2 202 __STATIC_INLINE uint32_t nrf_gpiote_event_pin_get(uint32_t idx);
Vincent Coubard 638:c90ae1400bf2 203
Vincent Coubard 638:c90ae1400bf2 204 /**@brief Function for getting the polarity associated with a GPIOTE event.
Vincent Coubard 638:c90ae1400bf2 205 *
Vincent Coubard 638:c90ae1400bf2 206 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 207 *
Vincent Coubard 638:c90ae1400bf2 208 * @return Polarity.
Vincent Coubard 638:c90ae1400bf2 209 */
Vincent Coubard 638:c90ae1400bf2 210 __STATIC_INLINE nrf_gpiote_polarity_t nrf_gpiote_event_polarity_get(uint32_t idx);
Vincent Coubard 638:c90ae1400bf2 211
Vincent Coubard 638:c90ae1400bf2 212 /**@brief Function for enabling a GPIOTE task.
Vincent Coubard 638:c90ae1400bf2 213 *
Vincent Coubard 638:c90ae1400bf2 214 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 215 */
Vincent Coubard 638:c90ae1400bf2 216 __STATIC_INLINE void nrf_gpiote_task_enable(uint32_t idx);
Vincent Coubard 638:c90ae1400bf2 217
Vincent Coubard 638:c90ae1400bf2 218 /**@brief Function for disabling a GPIOTE task.
Vincent Coubard 638:c90ae1400bf2 219 *
Vincent Coubard 638:c90ae1400bf2 220 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 221 */
Vincent Coubard 638:c90ae1400bf2 222 __STATIC_INLINE void nrf_gpiote_task_disable(uint32_t idx);
Vincent Coubard 638:c90ae1400bf2 223
Vincent Coubard 638:c90ae1400bf2 224 /**@brief Function for configuring a GPIOTE task.
Vincent Coubard 638:c90ae1400bf2 225 * @note Function is not configuring mode field so task is disabled after this function is called.
Vincent Coubard 638:c90ae1400bf2 226 *
Vincent Coubard 638:c90ae1400bf2 227 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 228 * @param[in] pin Pin associated with event.
Vincent Coubard 638:c90ae1400bf2 229 * @param[in] polarity Transition that should generate an event.
Vincent Coubard 638:c90ae1400bf2 230 * @param[in] init_val Initial value of pin.
Vincent Coubard 638:c90ae1400bf2 231 */
Vincent Coubard 638:c90ae1400bf2 232 __STATIC_INLINE void nrf_gpiote_task_configure(uint32_t idx, uint32_t pin,
Vincent Coubard 638:c90ae1400bf2 233 nrf_gpiote_polarity_t polarity,
Vincent Coubard 638:c90ae1400bf2 234 nrf_gpiote_outinit_t init_val);
Vincent Coubard 638:c90ae1400bf2 235
Vincent Coubard 638:c90ae1400bf2 236 /**@brief Function for forcing a specific state on the pin connected to GPIOTE.
Vincent Coubard 638:c90ae1400bf2 237 *
Vincent Coubard 638:c90ae1400bf2 238 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 239 * @param[in] init_val Pin state.
Vincent Coubard 638:c90ae1400bf2 240 */
Vincent Coubard 638:c90ae1400bf2 241 __STATIC_INLINE void nrf_gpiote_task_force(uint32_t idx, nrf_gpiote_outinit_t init_val);
Vincent Coubard 638:c90ae1400bf2 242
Vincent Coubard 638:c90ae1400bf2 243 /**@brief Function for resetting a GPIOTE task event configuration to the default state.
Vincent Coubard 638:c90ae1400bf2 244 *
Vincent Coubard 638:c90ae1400bf2 245 * @param[in] idx Task-Event index.
Vincent Coubard 638:c90ae1400bf2 246 */
Vincent Coubard 638:c90ae1400bf2 247 __STATIC_INLINE void nrf_gpiote_te_default(uint32_t idx);
Vincent Coubard 638:c90ae1400bf2 248
Vincent Coubard 638:c90ae1400bf2 249 #ifndef SUPPRESS_INLINE_IMPLEMENTATION
Vincent Coubard 638:c90ae1400bf2 250 __STATIC_INLINE void nrf_gpiote_task_set(nrf_gpiote_tasks_t task)
Vincent Coubard 638:c90ae1400bf2 251 {
Vincent Coubard 638:c90ae1400bf2 252 *(__IO uint32_t *)((uint32_t)NRF_GPIOTE + task) = 0x1UL;
Vincent Coubard 638:c90ae1400bf2 253 }
Vincent Coubard 638:c90ae1400bf2 254
Vincent Coubard 638:c90ae1400bf2 255 __STATIC_INLINE uint32_t nrf_gpiote_task_addr_get(nrf_gpiote_tasks_t task)
Vincent Coubard 638:c90ae1400bf2 256 {
Vincent Coubard 638:c90ae1400bf2 257 return ((uint32_t)NRF_GPIOTE + task);
Vincent Coubard 638:c90ae1400bf2 258 }
Vincent Coubard 638:c90ae1400bf2 259
Vincent Coubard 638:c90ae1400bf2 260 __STATIC_INLINE bool nrf_gpiote_event_is_set(nrf_gpiote_events_t event)
Vincent Coubard 638:c90ae1400bf2 261 {
Vincent Coubard 638:c90ae1400bf2 262 return (*(uint32_t *)nrf_gpiote_event_addr_get(event) == 0x1UL) ? true : false;
Vincent Coubard 638:c90ae1400bf2 263 }
Vincent Coubard 638:c90ae1400bf2 264
Vincent Coubard 638:c90ae1400bf2 265 __STATIC_INLINE void nrf_gpiote_event_clear(nrf_gpiote_events_t event)
Vincent Coubard 638:c90ae1400bf2 266 {
Vincent Coubard 638:c90ae1400bf2 267 *(uint32_t *)nrf_gpiote_event_addr_get(event) = 0;
Vincent Coubard 638:c90ae1400bf2 268 #if __CORTEX_M == 0x04
Vincent Coubard 638:c90ae1400bf2 269 volatile uint32_t dummy = *((volatile uint32_t *)nrf_gpiote_event_addr_get(event));
Vincent Coubard 638:c90ae1400bf2 270 (void)dummy;
Vincent Coubard 638:c90ae1400bf2 271 #endif
Vincent Coubard 638:c90ae1400bf2 272 }
Vincent Coubard 638:c90ae1400bf2 273
Vincent Coubard 638:c90ae1400bf2 274 __STATIC_INLINE uint32_t nrf_gpiote_event_addr_get(nrf_gpiote_events_t event)
Vincent Coubard 638:c90ae1400bf2 275 {
Vincent Coubard 638:c90ae1400bf2 276 return ((uint32_t)NRF_GPIOTE + event);
Vincent Coubard 638:c90ae1400bf2 277 }
Vincent Coubard 638:c90ae1400bf2 278
Vincent Coubard 638:c90ae1400bf2 279 __STATIC_INLINE void nrf_gpiote_int_enable(uint32_t mask)
Vincent Coubard 638:c90ae1400bf2 280 {
Vincent Coubard 638:c90ae1400bf2 281 NRF_GPIOTE->INTENSET = mask;
Vincent Coubard 638:c90ae1400bf2 282 }
Vincent Coubard 638:c90ae1400bf2 283
Vincent Coubard 638:c90ae1400bf2 284 __STATIC_INLINE void nrf_gpiote_int_disable(uint32_t mask)
Vincent Coubard 638:c90ae1400bf2 285 {
Vincent Coubard 638:c90ae1400bf2 286 NRF_GPIOTE->INTENCLR = mask;
Vincent Coubard 638:c90ae1400bf2 287 }
Vincent Coubard 638:c90ae1400bf2 288
Vincent Coubard 638:c90ae1400bf2 289 __STATIC_INLINE uint32_t nrf_gpiote_int_is_enabled(uint32_t mask)
Vincent Coubard 638:c90ae1400bf2 290 {
Vincent Coubard 638:c90ae1400bf2 291 return (NRF_GPIOTE->INTENSET & mask);
Vincent Coubard 638:c90ae1400bf2 292 }
Vincent Coubard 638:c90ae1400bf2 293
Vincent Coubard 638:c90ae1400bf2 294 __STATIC_INLINE void nrf_gpiote_event_enable(uint32_t idx)
Vincent Coubard 638:c90ae1400bf2 295 {
Vincent Coubard 638:c90ae1400bf2 296 NRF_GPIOTE->CONFIG[idx] |= GPIOTE_CONFIG_MODE_Event;
Vincent Coubard 638:c90ae1400bf2 297 }
Vincent Coubard 638:c90ae1400bf2 298
Vincent Coubard 638:c90ae1400bf2 299 __STATIC_INLINE void nrf_gpiote_event_disable(uint32_t idx)
Vincent Coubard 638:c90ae1400bf2 300 {
Vincent Coubard 638:c90ae1400bf2 301 NRF_GPIOTE->CONFIG[idx] &= ~GPIOTE_CONFIG_MODE_Event;
Vincent Coubard 638:c90ae1400bf2 302 }
Vincent Coubard 638:c90ae1400bf2 303
Vincent Coubard 638:c90ae1400bf2 304 __STATIC_INLINE void nrf_gpiote_event_configure(uint32_t idx, uint32_t pin, nrf_gpiote_polarity_t polarity)
Vincent Coubard 638:c90ae1400bf2 305 {
Vincent Coubard 638:c90ae1400bf2 306 NRF_GPIOTE->CONFIG[idx] &= ~(GPIOTE_CONFIG_PSEL_Msk | GPIOTE_CONFIG_POLARITY_Msk);
Vincent Coubard 638:c90ae1400bf2 307 NRF_GPIOTE->CONFIG[idx] |= ((pin << GPIOTE_CONFIG_PSEL_Pos) & GPIOTE_CONFIG_PSEL_Msk) |
Vincent Coubard 638:c90ae1400bf2 308 ((polarity << GPIOTE_CONFIG_POLARITY_Pos) & GPIOTE_CONFIG_POLARITY_Msk);
Vincent Coubard 638:c90ae1400bf2 309 }
Vincent Coubard 638:c90ae1400bf2 310
Vincent Coubard 638:c90ae1400bf2 311 __STATIC_INLINE uint32_t nrf_gpiote_event_pin_get(uint32_t idx)
Vincent Coubard 638:c90ae1400bf2 312 {
Vincent Coubard 638:c90ae1400bf2 313 return ((NRF_GPIOTE->CONFIG[idx] & GPIOTE_CONFIG_PSEL_Msk) >> GPIOTE_CONFIG_PSEL_Pos);
Vincent Coubard 638:c90ae1400bf2 314 }
Vincent Coubard 638:c90ae1400bf2 315
Vincent Coubard 638:c90ae1400bf2 316 __STATIC_INLINE nrf_gpiote_polarity_t nrf_gpiote_event_polarity_get(uint32_t idx)
Vincent Coubard 638:c90ae1400bf2 317 {
Vincent Coubard 638:c90ae1400bf2 318 return (nrf_gpiote_polarity_t)((NRF_GPIOTE->CONFIG[idx] & GPIOTE_CONFIG_POLARITY_Msk) >> GPIOTE_CONFIG_POLARITY_Pos);
Vincent Coubard 638:c90ae1400bf2 319 }
Vincent Coubard 638:c90ae1400bf2 320
Vincent Coubard 638:c90ae1400bf2 321 __STATIC_INLINE void nrf_gpiote_task_enable(uint32_t idx)
Vincent Coubard 638:c90ae1400bf2 322 {
Vincent Coubard 638:c90ae1400bf2 323 uint32_t final_config = NRF_GPIOTE->CONFIG[idx] | GPIOTE_CONFIG_MODE_Task;
Vincent Coubard 638:c90ae1400bf2 324 /* Workaround for the OUTINIT PAN. When nrf_gpiote_task_config() is called a glitch happens
Vincent Coubard 638:c90ae1400bf2 325 on the GPIO if the GPIO in question is already assigned to GPIOTE and the pin is in the
Vincent Coubard 638:c90ae1400bf2 326 correct state in GPIOTE but not in the OUT register. */
Vincent Coubard 638:c90ae1400bf2 327 /* Configure channel to Pin31, not connected to the pin, and configure as a tasks that will set it to proper level */
Vincent Coubard 638:c90ae1400bf2 328 NRF_GPIOTE->CONFIG[idx] = final_config | ((31 << GPIOTE_CONFIG_PSEL_Pos) & GPIOTE_CONFIG_PSEL_Msk);
Vincent Coubard 638:c90ae1400bf2 329 __NOP();
Vincent Coubard 638:c90ae1400bf2 330 __NOP();
Vincent Coubard 638:c90ae1400bf2 331 __NOP();
Vincent Coubard 638:c90ae1400bf2 332 NRF_GPIOTE->CONFIG[idx] = final_config;
Vincent Coubard 638:c90ae1400bf2 333 }
Vincent Coubard 638:c90ae1400bf2 334
Vincent Coubard 638:c90ae1400bf2 335 __STATIC_INLINE void nrf_gpiote_task_disable(uint32_t idx)
Vincent Coubard 638:c90ae1400bf2 336 {
Vincent Coubard 638:c90ae1400bf2 337 NRF_GPIOTE->CONFIG[idx] &= ~GPIOTE_CONFIG_MODE_Task;
Vincent Coubard 638:c90ae1400bf2 338 }
Vincent Coubard 638:c90ae1400bf2 339
Vincent Coubard 638:c90ae1400bf2 340 __STATIC_INLINE void nrf_gpiote_task_configure(uint32_t idx, uint32_t pin,
Vincent Coubard 638:c90ae1400bf2 341 nrf_gpiote_polarity_t polarity,
Vincent Coubard 638:c90ae1400bf2 342 nrf_gpiote_outinit_t init_val)
Vincent Coubard 638:c90ae1400bf2 343 {
Vincent Coubard 638:c90ae1400bf2 344 NRF_GPIOTE->CONFIG[idx] &= ~(GPIOTE_CONFIG_PSEL_Msk |
Vincent Coubard 638:c90ae1400bf2 345 GPIOTE_CONFIG_POLARITY_Msk |
Vincent Coubard 638:c90ae1400bf2 346 GPIOTE_CONFIG_OUTINIT_Msk);
Vincent Coubard 638:c90ae1400bf2 347
Vincent Coubard 638:c90ae1400bf2 348 NRF_GPIOTE->CONFIG[idx] |= ((pin << GPIOTE_CONFIG_PSEL_Pos) & GPIOTE_CONFIG_PSEL_Msk) |
Vincent Coubard 638:c90ae1400bf2 349 ((polarity << GPIOTE_CONFIG_POLARITY_Pos) & GPIOTE_CONFIG_POLARITY_Msk) |
Vincent Coubard 638:c90ae1400bf2 350 ((init_val << GPIOTE_CONFIG_OUTINIT_Pos) & GPIOTE_CONFIG_OUTINIT_Msk);
Vincent Coubard 638:c90ae1400bf2 351 }
Vincent Coubard 638:c90ae1400bf2 352
Vincent Coubard 638:c90ae1400bf2 353 __STATIC_INLINE void nrf_gpiote_task_force(uint32_t idx, nrf_gpiote_outinit_t init_val)
Vincent Coubard 638:c90ae1400bf2 354 {
Vincent Coubard 638:c90ae1400bf2 355 NRF_GPIOTE->CONFIG[idx] = (NRF_GPIOTE->CONFIG[idx] & ~GPIOTE_CONFIG_OUTINIT_Msk)
Vincent Coubard 638:c90ae1400bf2 356 | ((init_val << GPIOTE_CONFIG_OUTINIT_Pos) & GPIOTE_CONFIG_OUTINIT_Msk);
Vincent Coubard 638:c90ae1400bf2 357 }
Vincent Coubard 638:c90ae1400bf2 358
Vincent Coubard 638:c90ae1400bf2 359 __STATIC_INLINE void nrf_gpiote_te_default(uint32_t idx)
Vincent Coubard 638:c90ae1400bf2 360 {
Vincent Coubard 638:c90ae1400bf2 361 NRF_GPIOTE->CONFIG[idx] = 0;
Vincent Coubard 638:c90ae1400bf2 362 }
Vincent Coubard 638:c90ae1400bf2 363 #endif //SUPPRESS_INLINE_IMPLEMENTATION
Vincent Coubard 638:c90ae1400bf2 364 /** @} */
Vincent Coubard 638:c90ae1400bf2 365
Vincent Coubard 638:c90ae1400bf2 366 #endif