The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

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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?

UserRevisionLine numberNew contents of line
AnnaBridge 171:3a7713b1edbc 1 /*
AnnaBridge 171:3a7713b1edbc 2 * Copyright (c) 2015, Freescale Semiconductor, Inc.
AnnaBridge 171:3a7713b1edbc 3 * All rights reserved.
AnnaBridge 171:3a7713b1edbc 4 *
AnnaBridge 171:3a7713b1edbc 5 * Redistribution and use in source and binary forms, with or without modification,
AnnaBridge 171:3a7713b1edbc 6 * are permitted provided that the following conditions are met:
AnnaBridge 171:3a7713b1edbc 7 *
AnnaBridge 171:3a7713b1edbc 8 * o Redistributions of source code must retain the above copyright notice, this list
AnnaBridge 171:3a7713b1edbc 9 * of conditions and the following disclaimer.
AnnaBridge 171:3a7713b1edbc 10 *
AnnaBridge 171:3a7713b1edbc 11 * o Redistributions in binary form must reproduce the above copyright notice, this
AnnaBridge 171:3a7713b1edbc 12 * list of conditions and the following disclaimer in the documentation and/or
AnnaBridge 171:3a7713b1edbc 13 * other materials provided with the distribution.
AnnaBridge 171:3a7713b1edbc 14 *
AnnaBridge 171:3a7713b1edbc 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
AnnaBridge 171:3a7713b1edbc 16 * contributors may be used to endorse or promote products derived from this
AnnaBridge 171:3a7713b1edbc 17 * software without specific prior written permission.
AnnaBridge 171:3a7713b1edbc 18 *
AnnaBridge 171:3a7713b1edbc 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
AnnaBridge 171:3a7713b1edbc 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
AnnaBridge 171:3a7713b1edbc 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
AnnaBridge 171:3a7713b1edbc 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
AnnaBridge 171:3a7713b1edbc 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
AnnaBridge 171:3a7713b1edbc 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
AnnaBridge 171:3a7713b1edbc 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
AnnaBridge 171:3a7713b1edbc 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
AnnaBridge 171:3a7713b1edbc 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
AnnaBridge 171:3a7713b1edbc 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
AnnaBridge 171:3a7713b1edbc 29 */
AnnaBridge 171:3a7713b1edbc 30
AnnaBridge 171:3a7713b1edbc 31 #ifndef _FSL_DAC_H_
AnnaBridge 171:3a7713b1edbc 32 #define _FSL_DAC_H_
AnnaBridge 171:3a7713b1edbc 33
AnnaBridge 171:3a7713b1edbc 34 #include "fsl_common.h"
AnnaBridge 171:3a7713b1edbc 35
AnnaBridge 171:3a7713b1edbc 36 /*!
AnnaBridge 171:3a7713b1edbc 37 * @addtogroup dac
AnnaBridge 171:3a7713b1edbc 38 * @{
AnnaBridge 171:3a7713b1edbc 39 */
AnnaBridge 171:3a7713b1edbc 40
AnnaBridge 171:3a7713b1edbc 41 /*! @file */
AnnaBridge 171:3a7713b1edbc 42
AnnaBridge 171:3a7713b1edbc 43 /*******************************************************************************
AnnaBridge 171:3a7713b1edbc 44 * Definitions
AnnaBridge 171:3a7713b1edbc 45 ******************************************************************************/
AnnaBridge 171:3a7713b1edbc 46
AnnaBridge 171:3a7713b1edbc 47 /*! @name Driver version */
AnnaBridge 171:3a7713b1edbc 48 /*@{*/
AnnaBridge 171:3a7713b1edbc 49 /*! @brief DAC driver version 2.0.0. */
AnnaBridge 171:3a7713b1edbc 50 #define FSL_DAC_DRIVER_VERSION (MAKE_VERSION(2, 0, 0))
AnnaBridge 171:3a7713b1edbc 51 /*@}*/
AnnaBridge 171:3a7713b1edbc 52
AnnaBridge 171:3a7713b1edbc 53 /*!
AnnaBridge 171:3a7713b1edbc 54 * @brief DAC buffer flags.
AnnaBridge 171:3a7713b1edbc 55 */
AnnaBridge 171:3a7713b1edbc 56 enum _dac_buffer_status_flags
AnnaBridge 171:3a7713b1edbc 57 {
AnnaBridge 171:3a7713b1edbc 58 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION
AnnaBridge 171:3a7713b1edbc 59 kDAC_BufferWatermarkFlag = DAC_SR_DACBFWMF_MASK, /*!< DAC Buffer Watermark Flag. */
AnnaBridge 171:3a7713b1edbc 60 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION */
AnnaBridge 171:3a7713b1edbc 61 kDAC_BufferReadPointerTopPositionFlag = DAC_SR_DACBFRPTF_MASK, /*!< DAC Buffer Read Pointer Top Position Flag. */
AnnaBridge 171:3a7713b1edbc 62 kDAC_BufferReadPointerBottomPositionFlag = DAC_SR_DACBFRPBF_MASK, /*!< DAC Buffer Read Pointer Bottom Position
AnnaBridge 171:3a7713b1edbc 63 Flag. */
AnnaBridge 171:3a7713b1edbc 64 };
AnnaBridge 171:3a7713b1edbc 65
AnnaBridge 171:3a7713b1edbc 66 /*!
AnnaBridge 171:3a7713b1edbc 67 * @brief DAC buffer interrupts.
AnnaBridge 171:3a7713b1edbc 68 */
AnnaBridge 171:3a7713b1edbc 69 enum _dac_buffer_interrupt_enable
AnnaBridge 171:3a7713b1edbc 70 {
AnnaBridge 171:3a7713b1edbc 71 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION
AnnaBridge 171:3a7713b1edbc 72 kDAC_BufferWatermarkInterruptEnable = DAC_C0_DACBWIEN_MASK, /*!< DAC Buffer Watermark Interrupt Enable. */
AnnaBridge 171:3a7713b1edbc 73 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION */
AnnaBridge 171:3a7713b1edbc 74 kDAC_BufferReadPointerTopInterruptEnable = DAC_C0_DACBTIEN_MASK, /*!< DAC Buffer Read Pointer Top Flag Interrupt
AnnaBridge 171:3a7713b1edbc 75 Enable. */
AnnaBridge 171:3a7713b1edbc 76 kDAC_BufferReadPointerBottomInterruptEnable = DAC_C0_DACBBIEN_MASK, /*!< DAC Buffer Read Pointer Bottom Flag
AnnaBridge 171:3a7713b1edbc 77 Interrupt Enable */
AnnaBridge 171:3a7713b1edbc 78 };
AnnaBridge 171:3a7713b1edbc 79
AnnaBridge 171:3a7713b1edbc 80 /*!
AnnaBridge 171:3a7713b1edbc 81 * @brief DAC reference voltage source.
AnnaBridge 171:3a7713b1edbc 82 */
AnnaBridge 171:3a7713b1edbc 83 typedef enum _dac_reference_voltage_source
AnnaBridge 171:3a7713b1edbc 84 {
AnnaBridge 171:3a7713b1edbc 85 kDAC_ReferenceVoltageSourceVref1 = 0U, /*!< The DAC selects DACREF_1 as the reference voltage. */
AnnaBridge 171:3a7713b1edbc 86 kDAC_ReferenceVoltageSourceVref2 = 1U, /*!< The DAC selects DACREF_2 as the reference voltage. */
AnnaBridge 171:3a7713b1edbc 87 } dac_reference_voltage_source_t;
AnnaBridge 171:3a7713b1edbc 88
AnnaBridge 171:3a7713b1edbc 89 /*!
AnnaBridge 171:3a7713b1edbc 90 * @brief DAC buffer trigger mode.
AnnaBridge 171:3a7713b1edbc 91 */
AnnaBridge 171:3a7713b1edbc 92 typedef enum _dac_buffer_trigger_mode
AnnaBridge 171:3a7713b1edbc 93 {
AnnaBridge 171:3a7713b1edbc 94 kDAC_BufferTriggerByHardwareMode = 0U, /*!< The DAC hardware trigger is selected. */
AnnaBridge 171:3a7713b1edbc 95 kDAC_BufferTriggerBySoftwareMode = 1U, /*!< The DAC software trigger is selected. */
AnnaBridge 171:3a7713b1edbc 96 } dac_buffer_trigger_mode_t;
AnnaBridge 171:3a7713b1edbc 97
AnnaBridge 171:3a7713b1edbc 98 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION
AnnaBridge 171:3a7713b1edbc 99 /*!
AnnaBridge 171:3a7713b1edbc 100 * @brief DAC buffer watermark.
AnnaBridge 171:3a7713b1edbc 101 */
AnnaBridge 171:3a7713b1edbc 102 typedef enum _dac_buffer_watermark
AnnaBridge 171:3a7713b1edbc 103 {
AnnaBridge 171:3a7713b1edbc 104 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_1_WORD) && FSL_FEATURE_DAC_HAS_WATERMARK_1_WORD
AnnaBridge 171:3a7713b1edbc 105 kDAC_BufferWatermark1Word = 0U, /*!< 1 word away from the upper limit. */
AnnaBridge 171:3a7713b1edbc 106 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_1_WORD */
AnnaBridge 171:3a7713b1edbc 107 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_2_WORD) && FSL_FEATURE_DAC_HAS_WATERMARK_2_WORD
AnnaBridge 171:3a7713b1edbc 108 kDAC_BufferWatermark2Word = 1U, /*!< 2 words away from the upper limit. */
AnnaBridge 171:3a7713b1edbc 109 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_2_WORD */
AnnaBridge 171:3a7713b1edbc 110 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_3_WORD) && FSL_FEATURE_DAC_HAS_WATERMARK_3_WORD
AnnaBridge 171:3a7713b1edbc 111 kDAC_BufferWatermark3Word = 2U, /*!< 3 words away from the upper limit. */
AnnaBridge 171:3a7713b1edbc 112 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_3_WORD */
AnnaBridge 171:3a7713b1edbc 113 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_4_WORD) && FSL_FEATURE_DAC_HAS_WATERMARK_4_WORD
AnnaBridge 171:3a7713b1edbc 114 kDAC_BufferWatermark4Word = 3U, /*!< 4 words away from the upper limit. */
AnnaBridge 171:3a7713b1edbc 115 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_4_WORD */
AnnaBridge 171:3a7713b1edbc 116 } dac_buffer_watermark_t;
AnnaBridge 171:3a7713b1edbc 117 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION */
AnnaBridge 171:3a7713b1edbc 118
AnnaBridge 171:3a7713b1edbc 119 /*!
AnnaBridge 171:3a7713b1edbc 120 * @brief DAC buffer work mode.
AnnaBridge 171:3a7713b1edbc 121 */
AnnaBridge 171:3a7713b1edbc 122 typedef enum _dac_buffer_work_mode
AnnaBridge 171:3a7713b1edbc 123 {
AnnaBridge 171:3a7713b1edbc 124 kDAC_BufferWorkAsNormalMode = 0U, /*!< Normal mode. */
AnnaBridge 171:3a7713b1edbc 125 #if defined(FSL_FEATURE_DAC_HAS_BUFFER_SWING_MODE) && FSL_FEATURE_DAC_HAS_BUFFER_SWING_MODE
AnnaBridge 171:3a7713b1edbc 126 kDAC_BufferWorkAsSwingMode, /*!< Swing mode. */
AnnaBridge 171:3a7713b1edbc 127 #endif /* FSL_FEATURE_DAC_HAS_BUFFER_SWING_MODE */
AnnaBridge 171:3a7713b1edbc 128 kDAC_BufferWorkAsOneTimeScanMode, /*!< One-Time Scan mode. */
AnnaBridge 171:3a7713b1edbc 129 #if defined(FSL_FEATURE_DAC_HAS_BUFFER_FIFO_MODE) && FSL_FEATURE_DAC_HAS_BUFFER_FIFO_MODE
AnnaBridge 171:3a7713b1edbc 130 kDAC_BufferWorkAsFIFOMode, /*!< FIFO mode. */
AnnaBridge 171:3a7713b1edbc 131 #endif /* FSL_FEATURE_DAC_HAS_BUFFER_FIFO_MODE */
AnnaBridge 171:3a7713b1edbc 132 } dac_buffer_work_mode_t;
AnnaBridge 171:3a7713b1edbc 133
AnnaBridge 171:3a7713b1edbc 134 /*!
AnnaBridge 171:3a7713b1edbc 135 * @brief DAC module configuration.
AnnaBridge 171:3a7713b1edbc 136 */
AnnaBridge 171:3a7713b1edbc 137 typedef struct _dac_config
AnnaBridge 171:3a7713b1edbc 138 {
AnnaBridge 171:3a7713b1edbc 139 dac_reference_voltage_source_t referenceVoltageSource; /*!< Select the DAC reference voltage source. */
AnnaBridge 171:3a7713b1edbc 140 bool enableLowPowerMode; /*!< Enable the low power mode. */
AnnaBridge 171:3a7713b1edbc 141 } dac_config_t;
AnnaBridge 171:3a7713b1edbc 142
AnnaBridge 171:3a7713b1edbc 143 /*!
AnnaBridge 171:3a7713b1edbc 144 * @brief DAC buffer configuration.
AnnaBridge 171:3a7713b1edbc 145 */
AnnaBridge 171:3a7713b1edbc 146 typedef struct _dac_buffer_config
AnnaBridge 171:3a7713b1edbc 147 {
AnnaBridge 171:3a7713b1edbc 148 dac_buffer_trigger_mode_t triggerMode; /*!< Select the buffer's trigger mode. */
AnnaBridge 171:3a7713b1edbc 149 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION
AnnaBridge 171:3a7713b1edbc 150 dac_buffer_watermark_t watermark; /*!< Select the buffer's watermark. */
AnnaBridge 171:3a7713b1edbc 151 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION */
AnnaBridge 171:3a7713b1edbc 152 dac_buffer_work_mode_t workMode; /*!< Select the buffer's work mode. */
AnnaBridge 171:3a7713b1edbc 153 uint8_t upperLimit; /*!< Set the upper limit for buffer index.
AnnaBridge 171:3a7713b1edbc 154 Normally, 0-15 is available for buffer with 16 item. */
AnnaBridge 171:3a7713b1edbc 155 } dac_buffer_config_t;
AnnaBridge 171:3a7713b1edbc 156
AnnaBridge 171:3a7713b1edbc 157 /*******************************************************************************
AnnaBridge 171:3a7713b1edbc 158 * API
AnnaBridge 171:3a7713b1edbc 159 ******************************************************************************/
AnnaBridge 171:3a7713b1edbc 160 #if defined(__cplusplus)
AnnaBridge 171:3a7713b1edbc 161 extern "C" {
AnnaBridge 171:3a7713b1edbc 162 #endif
AnnaBridge 171:3a7713b1edbc 163
AnnaBridge 171:3a7713b1edbc 164 /*!
AnnaBridge 171:3a7713b1edbc 165 * @name Initialization
AnnaBridge 171:3a7713b1edbc 166 * @{
AnnaBridge 171:3a7713b1edbc 167 */
AnnaBridge 171:3a7713b1edbc 168
AnnaBridge 171:3a7713b1edbc 169 /*!
AnnaBridge 171:3a7713b1edbc 170 * @brief Initializes the DAC module.
AnnaBridge 171:3a7713b1edbc 171 *
AnnaBridge 171:3a7713b1edbc 172 * This function initializes the DAC module, including:
AnnaBridge 171:3a7713b1edbc 173 * - Enabling the clock for DAC module.
AnnaBridge 171:3a7713b1edbc 174 * - Configuring the DAC converter with a user configuration.
AnnaBridge 171:3a7713b1edbc 175 * - Enabling the DAC module.
AnnaBridge 171:3a7713b1edbc 176 *
AnnaBridge 171:3a7713b1edbc 177 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 178 * @param config Pointer to the configuration structure. See "dac_config_t".
AnnaBridge 171:3a7713b1edbc 179 */
AnnaBridge 171:3a7713b1edbc 180 void DAC_Init(DAC_Type *base, const dac_config_t *config);
AnnaBridge 171:3a7713b1edbc 181
AnnaBridge 171:3a7713b1edbc 182 /*!
AnnaBridge 171:3a7713b1edbc 183 * @brief De-initializes the DAC module.
AnnaBridge 171:3a7713b1edbc 184 *
AnnaBridge 171:3a7713b1edbc 185 * This function de-initializes the DAC module, including:
AnnaBridge 171:3a7713b1edbc 186 * - Disabling the DAC module.
AnnaBridge 171:3a7713b1edbc 187 * - Disabling the clock for the DAC module.
AnnaBridge 171:3a7713b1edbc 188 *
AnnaBridge 171:3a7713b1edbc 189 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 190 */
AnnaBridge 171:3a7713b1edbc 191 void DAC_Deinit(DAC_Type *base);
AnnaBridge 171:3a7713b1edbc 192
AnnaBridge 171:3a7713b1edbc 193 /*!
AnnaBridge 171:3a7713b1edbc 194 * @brief Initializes the DAC user configuration structure.
AnnaBridge 171:3a7713b1edbc 195 *
AnnaBridge 171:3a7713b1edbc 196 * This function initializes the user configuration structure to a default value. The default values are:
AnnaBridge 171:3a7713b1edbc 197 * @code
AnnaBridge 171:3a7713b1edbc 198 * config->referenceVoltageSource = kDAC_ReferenceVoltageSourceVref2;
AnnaBridge 171:3a7713b1edbc 199 * config->enableLowPowerMode = false;
AnnaBridge 171:3a7713b1edbc 200 * @endcode
AnnaBridge 171:3a7713b1edbc 201 * @param config Pointer to the configuration structure. See "dac_config_t".
AnnaBridge 171:3a7713b1edbc 202 */
AnnaBridge 171:3a7713b1edbc 203 void DAC_GetDefaultConfig(dac_config_t *config);
AnnaBridge 171:3a7713b1edbc 204
AnnaBridge 171:3a7713b1edbc 205 /*!
AnnaBridge 171:3a7713b1edbc 206 * @brief Enables the DAC module.
AnnaBridge 171:3a7713b1edbc 207 *
AnnaBridge 171:3a7713b1edbc 208 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 209 * @param enable Enables the feature or not.
AnnaBridge 171:3a7713b1edbc 210 */
AnnaBridge 171:3a7713b1edbc 211 static inline void DAC_Enable(DAC_Type *base, bool enable)
AnnaBridge 171:3a7713b1edbc 212 {
AnnaBridge 171:3a7713b1edbc 213 if (enable)
AnnaBridge 171:3a7713b1edbc 214 {
AnnaBridge 171:3a7713b1edbc 215 base->C0 |= DAC_C0_DACEN_MASK;
AnnaBridge 171:3a7713b1edbc 216 }
AnnaBridge 171:3a7713b1edbc 217 else
AnnaBridge 171:3a7713b1edbc 218 {
AnnaBridge 171:3a7713b1edbc 219 base->C0 &= ~DAC_C0_DACEN_MASK;
AnnaBridge 171:3a7713b1edbc 220 }
AnnaBridge 171:3a7713b1edbc 221 }
AnnaBridge 171:3a7713b1edbc 222
AnnaBridge 171:3a7713b1edbc 223 /* @} */
AnnaBridge 171:3a7713b1edbc 224
AnnaBridge 171:3a7713b1edbc 225 /*!
AnnaBridge 171:3a7713b1edbc 226 * @name Buffer
AnnaBridge 171:3a7713b1edbc 227 * @{
AnnaBridge 171:3a7713b1edbc 228 */
AnnaBridge 171:3a7713b1edbc 229
AnnaBridge 171:3a7713b1edbc 230 /*!
AnnaBridge 171:3a7713b1edbc 231 * @brief Enables the DAC buffer.
AnnaBridge 171:3a7713b1edbc 232 *
AnnaBridge 171:3a7713b1edbc 233 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 234 * @param enable Enables the feature or not.
AnnaBridge 171:3a7713b1edbc 235 */
AnnaBridge 171:3a7713b1edbc 236 static inline void DAC_EnableBuffer(DAC_Type *base, bool enable)
AnnaBridge 171:3a7713b1edbc 237 {
AnnaBridge 171:3a7713b1edbc 238 if (enable)
AnnaBridge 171:3a7713b1edbc 239 {
AnnaBridge 171:3a7713b1edbc 240 base->C1 |= DAC_C1_DACBFEN_MASK;
AnnaBridge 171:3a7713b1edbc 241 }
AnnaBridge 171:3a7713b1edbc 242 else
AnnaBridge 171:3a7713b1edbc 243 {
AnnaBridge 171:3a7713b1edbc 244 base->C1 &= ~DAC_C1_DACBFEN_MASK;
AnnaBridge 171:3a7713b1edbc 245 }
AnnaBridge 171:3a7713b1edbc 246 }
AnnaBridge 171:3a7713b1edbc 247
AnnaBridge 171:3a7713b1edbc 248 /*!
AnnaBridge 171:3a7713b1edbc 249 * @brief Configures the CMP buffer.
AnnaBridge 171:3a7713b1edbc 250 *
AnnaBridge 171:3a7713b1edbc 251 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 252 * @param config Pointer to the configuration structure. See "dac_buffer_config_t".
AnnaBridge 171:3a7713b1edbc 253 */
AnnaBridge 171:3a7713b1edbc 254 void DAC_SetBufferConfig(DAC_Type *base, const dac_buffer_config_t *config);
AnnaBridge 171:3a7713b1edbc 255
AnnaBridge 171:3a7713b1edbc 256 /*!
AnnaBridge 171:3a7713b1edbc 257 * @brief Initializes the DAC buffer configuration structure.
AnnaBridge 171:3a7713b1edbc 258 *
AnnaBridge 171:3a7713b1edbc 259 * This function initializes the DAC buffer configuration structure to a default value. The default values are:
AnnaBridge 171:3a7713b1edbc 260 * @code
AnnaBridge 171:3a7713b1edbc 261 * config->triggerMode = kDAC_BufferTriggerBySoftwareMode;
AnnaBridge 171:3a7713b1edbc 262 * config->watermark = kDAC_BufferWatermark1Word;
AnnaBridge 171:3a7713b1edbc 263 * config->workMode = kDAC_BufferWorkAsNormalMode;
AnnaBridge 171:3a7713b1edbc 264 * config->upperLimit = DAC_DATL_COUNT - 1U;
AnnaBridge 171:3a7713b1edbc 265 * @endcode
AnnaBridge 171:3a7713b1edbc 266 * @param config Pointer to the configuration structure. See "dac_buffer_config_t".
AnnaBridge 171:3a7713b1edbc 267 */
AnnaBridge 171:3a7713b1edbc 268 void DAC_GetDefaultBufferConfig(dac_buffer_config_t *config);
AnnaBridge 171:3a7713b1edbc 269
AnnaBridge 171:3a7713b1edbc 270 /*!
AnnaBridge 171:3a7713b1edbc 271 * @brief Enables the DMA for DAC buffer.
AnnaBridge 171:3a7713b1edbc 272 *
AnnaBridge 171:3a7713b1edbc 273 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 274 * @param enable Enables the feature or not.
AnnaBridge 171:3a7713b1edbc 275 */
AnnaBridge 171:3a7713b1edbc 276 static inline void DAC_EnableBufferDMA(DAC_Type *base, bool enable)
AnnaBridge 171:3a7713b1edbc 277 {
AnnaBridge 171:3a7713b1edbc 278 if (enable)
AnnaBridge 171:3a7713b1edbc 279 {
AnnaBridge 171:3a7713b1edbc 280 base->C1 |= DAC_C1_DMAEN_MASK;
AnnaBridge 171:3a7713b1edbc 281 }
AnnaBridge 171:3a7713b1edbc 282 else
AnnaBridge 171:3a7713b1edbc 283 {
AnnaBridge 171:3a7713b1edbc 284 base->C1 &= ~DAC_C1_DMAEN_MASK;
AnnaBridge 171:3a7713b1edbc 285 }
AnnaBridge 171:3a7713b1edbc 286 }
AnnaBridge 171:3a7713b1edbc 287
AnnaBridge 171:3a7713b1edbc 288 /*!
AnnaBridge 171:3a7713b1edbc 289 * @brief Sets the value for items in the buffer.
AnnaBridge 171:3a7713b1edbc 290 *
AnnaBridge 171:3a7713b1edbc 291 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 292 * @param index Setting index for items in the buffer. The available index should not exceed the size of the DAC buffer.
AnnaBridge 171:3a7713b1edbc 293 * @param value Setting value for items in the buffer. 12-bits are available.
AnnaBridge 171:3a7713b1edbc 294 */
AnnaBridge 171:3a7713b1edbc 295 void DAC_SetBufferValue(DAC_Type *base, uint8_t index, uint16_t value);
AnnaBridge 171:3a7713b1edbc 296
AnnaBridge 171:3a7713b1edbc 297 /*!
AnnaBridge 171:3a7713b1edbc 298 * @brief Triggers the buffer by software and updates the read pointer of the DAC buffer.
AnnaBridge 171:3a7713b1edbc 299 *
AnnaBridge 171:3a7713b1edbc 300 * This function triggers the function by software. The read pointer of the DAC buffer is updated with one step
AnnaBridge 171:3a7713b1edbc 301 * after this function is called. Changing the read pointer depends on the buffer's work mode.
AnnaBridge 171:3a7713b1edbc 302 *
AnnaBridge 171:3a7713b1edbc 303 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 304 */
AnnaBridge 171:3a7713b1edbc 305 static inline void DAC_DoSoftwareTriggerBuffer(DAC_Type *base)
AnnaBridge 171:3a7713b1edbc 306 {
AnnaBridge 171:3a7713b1edbc 307 base->C0 |= DAC_C0_DACSWTRG_MASK;
AnnaBridge 171:3a7713b1edbc 308 }
AnnaBridge 171:3a7713b1edbc 309
AnnaBridge 171:3a7713b1edbc 310 /*!
AnnaBridge 171:3a7713b1edbc 311 * @brief Gets the current read pointer of the DAC buffer.
AnnaBridge 171:3a7713b1edbc 312 *
AnnaBridge 171:3a7713b1edbc 313 * This function gets the current read pointer of the DAC buffer.
AnnaBridge 171:3a7713b1edbc 314 * The current output value depends on the item indexed by the read pointer. It is updated
AnnaBridge 171:3a7713b1edbc 315 * by software trigger or hardware trigger.
AnnaBridge 171:3a7713b1edbc 316 *
AnnaBridge 171:3a7713b1edbc 317 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 318 *
AnnaBridge 171:3a7713b1edbc 319 * @return Current read pointer of DAC buffer.
AnnaBridge 171:3a7713b1edbc 320 */
AnnaBridge 171:3a7713b1edbc 321 static inline uint8_t DAC_GetBufferReadPointer(DAC_Type *base)
AnnaBridge 171:3a7713b1edbc 322 {
AnnaBridge 171:3a7713b1edbc 323 return ((base->C2 & DAC_C2_DACBFRP_MASK) >> DAC_C2_DACBFRP_SHIFT);
AnnaBridge 171:3a7713b1edbc 324 }
AnnaBridge 171:3a7713b1edbc 325
AnnaBridge 171:3a7713b1edbc 326 /*!
AnnaBridge 171:3a7713b1edbc 327 * @brief Sets the current read pointer of the DAC buffer.
AnnaBridge 171:3a7713b1edbc 328 *
AnnaBridge 171:3a7713b1edbc 329 * This function sets the current read pointer of the DAC buffer.
AnnaBridge 171:3a7713b1edbc 330 * The current output value depends on the item indexed by the read pointer. It is updated by
AnnaBridge 171:3a7713b1edbc 331 * software trigger or hardware trigger. After the read pointer changes, the DAC output value also changes.
AnnaBridge 171:3a7713b1edbc 332 *
AnnaBridge 171:3a7713b1edbc 333 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 334 * @param index Setting index value for the pointer.
AnnaBridge 171:3a7713b1edbc 335 */
AnnaBridge 171:3a7713b1edbc 336 void DAC_SetBufferReadPointer(DAC_Type *base, uint8_t index);
AnnaBridge 171:3a7713b1edbc 337
AnnaBridge 171:3a7713b1edbc 338 /*!
AnnaBridge 171:3a7713b1edbc 339 * @brief Enables interrupts for the DAC buffer.
AnnaBridge 171:3a7713b1edbc 340 *
AnnaBridge 171:3a7713b1edbc 341 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 342 * @param mask Mask value for interrupts. See "_dac_buffer_interrupt_enable".
AnnaBridge 171:3a7713b1edbc 343 */
AnnaBridge 171:3a7713b1edbc 344 void DAC_EnableBufferInterrupts(DAC_Type *base, uint32_t mask);
AnnaBridge 171:3a7713b1edbc 345
AnnaBridge 171:3a7713b1edbc 346 /*!
AnnaBridge 171:3a7713b1edbc 347 * @brief Disables interrupts for the DAC buffer.
AnnaBridge 171:3a7713b1edbc 348 *
AnnaBridge 171:3a7713b1edbc 349 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 350 * @param mask Mask value for interrupts. See "_dac_buffer_interrupt_enable".
AnnaBridge 171:3a7713b1edbc 351 */
AnnaBridge 171:3a7713b1edbc 352 void DAC_DisableBufferInterrupts(DAC_Type *base, uint32_t mask);
AnnaBridge 171:3a7713b1edbc 353
AnnaBridge 171:3a7713b1edbc 354 /*!
AnnaBridge 171:3a7713b1edbc 355 * @brief Gets the flags of events for the DAC buffer.
AnnaBridge 171:3a7713b1edbc 356 *
AnnaBridge 171:3a7713b1edbc 357 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 358 *
AnnaBridge 171:3a7713b1edbc 359 * @return Mask value for the asserted flags. See "_dac_buffer_status_flags".
AnnaBridge 171:3a7713b1edbc 360 */
AnnaBridge 171:3a7713b1edbc 361 uint32_t DAC_GetBufferStatusFlags(DAC_Type *base);
AnnaBridge 171:3a7713b1edbc 362
AnnaBridge 171:3a7713b1edbc 363 /*!
AnnaBridge 171:3a7713b1edbc 364 * @brief Clears the flags of events for the DAC buffer.
AnnaBridge 171:3a7713b1edbc 365 *
AnnaBridge 171:3a7713b1edbc 366 * @param base DAC peripheral base address.
AnnaBridge 171:3a7713b1edbc 367 * @param mask Mask value for flags. See "_dac_buffer_status_flags_t".
AnnaBridge 171:3a7713b1edbc 368 */
AnnaBridge 171:3a7713b1edbc 369 void DAC_ClearBufferStatusFlags(DAC_Type *base, uint32_t mask);
AnnaBridge 171:3a7713b1edbc 370
AnnaBridge 171:3a7713b1edbc 371 /* @} */
AnnaBridge 171:3a7713b1edbc 372
AnnaBridge 171:3a7713b1edbc 373 #if defined(__cplusplus)
AnnaBridge 171:3a7713b1edbc 374 }
AnnaBridge 171:3a7713b1edbc 375 #endif
AnnaBridge 171:3a7713b1edbc 376 /*!
AnnaBridge 171:3a7713b1edbc 377 * @}
AnnaBridge 171:3a7713b1edbc 378 */
AnnaBridge 171:3a7713b1edbc 379 #endif /* _FSL_DAC_H_ */