takashi kadono / Mbed OS Nucleo446_SSD1331

Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466

Dependencies:   ssd1331

mbed-os/targets/TARGET_Freescale/TARGET_MCUXpresso_MCUS/TARGET_K82F/drivers/fsl_dac.c@0:8fdf9a60065b, 2018-10-10 (annotated)

Committer:
kadonotakashi
Date:
Wed Oct 10 00:33:53 2018 +0000
Revision:
0:8fdf9a60065b
how to make mbed librry

Who changed what in which revision?

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kadonotakashi 0:8fdf9a60065b 1 /*
kadonotakashi 0:8fdf9a60065b 2 * Copyright (c) 2015, Freescale Semiconductor, Inc.
kadonotakashi 0:8fdf9a60065b 3 * All rights reserved.
kadonotakashi 0:8fdf9a60065b 4 *
kadonotakashi 0:8fdf9a60065b 5 * Redistribution and use in source and binary forms, with or without modification,
kadonotakashi 0:8fdf9a60065b 6 * are permitted provided that the following conditions are met:
kadonotakashi 0:8fdf9a60065b 7 *
kadonotakashi 0:8fdf9a60065b 8 * o Redistributions of source code must retain the above copyright notice, this list
kadonotakashi 0:8fdf9a60065b 9 * of conditions and the following disclaimer.
kadonotakashi 0:8fdf9a60065b 10 *
kadonotakashi 0:8fdf9a60065b 11 * o Redistributions in binary form must reproduce the above copyright notice, this
kadonotakashi 0:8fdf9a60065b 12 * list of conditions and the following disclaimer in the documentation and/or
kadonotakashi 0:8fdf9a60065b 13 * other materials provided with the distribution.
kadonotakashi 0:8fdf9a60065b 14 *
kadonotakashi 0:8fdf9a60065b 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
kadonotakashi 0:8fdf9a60065b 16 * contributors may be used to endorse or promote products derived from this
kadonotakashi 0:8fdf9a60065b 17 * software without specific prior written permission.
kadonotakashi 0:8fdf9a60065b 18 *
kadonotakashi 0:8fdf9a60065b 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
kadonotakashi 0:8fdf9a60065b 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
kadonotakashi 0:8fdf9a60065b 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
kadonotakashi 0:8fdf9a60065b 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
kadonotakashi 0:8fdf9a60065b 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
kadonotakashi 0:8fdf9a60065b 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
kadonotakashi 0:8fdf9a60065b 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
kadonotakashi 0:8fdf9a60065b 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
kadonotakashi 0:8fdf9a60065b 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
kadonotakashi 0:8fdf9a60065b 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
kadonotakashi 0:8fdf9a60065b 29 */
kadonotakashi 0:8fdf9a60065b 30
kadonotakashi 0:8fdf9a60065b 31 #include "fsl_dac.h"
kadonotakashi 0:8fdf9a60065b 32
kadonotakashi 0:8fdf9a60065b 33 /*******************************************************************************
kadonotakashi 0:8fdf9a60065b 34 * Prototypes
kadonotakashi 0:8fdf9a60065b 35 ******************************************************************************/
kadonotakashi 0:8fdf9a60065b 36 /*!
kadonotakashi 0:8fdf9a60065b 37 * @brief Get instance number for DAC module.
kadonotakashi 0:8fdf9a60065b 38 *
kadonotakashi 0:8fdf9a60065b 39 * @param base DAC peripheral base address
kadonotakashi 0:8fdf9a60065b 40 */
kadonotakashi 0:8fdf9a60065b 41 static uint32_t DAC_GetInstance(DAC_Type *base);
kadonotakashi 0:8fdf9a60065b 42
kadonotakashi 0:8fdf9a60065b 43 /*******************************************************************************
kadonotakashi 0:8fdf9a60065b 44 * Variables
kadonotakashi 0:8fdf9a60065b 45 ******************************************************************************/
kadonotakashi 0:8fdf9a60065b 46 /*! @brief Pointers to DAC bases for each instance. */
kadonotakashi 0:8fdf9a60065b 47 static DAC_Type *const s_dacBases[] = DAC_BASE_PTRS;
kadonotakashi 0:8fdf9a60065b 48 #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
kadonotakashi 0:8fdf9a60065b 49 /*! @brief Pointers to DAC clocks for each instance. */
kadonotakashi 0:8fdf9a60065b 50 static const clock_ip_name_t s_dacClocks[] = DAC_CLOCKS;
kadonotakashi 0:8fdf9a60065b 51 #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
kadonotakashi 0:8fdf9a60065b 52
kadonotakashi 0:8fdf9a60065b 53 /*******************************************************************************
kadonotakashi 0:8fdf9a60065b 54 * Codes
kadonotakashi 0:8fdf9a60065b 55 ******************************************************************************/
kadonotakashi 0:8fdf9a60065b 56 static uint32_t DAC_GetInstance(DAC_Type *base)
kadonotakashi 0:8fdf9a60065b 57 {
kadonotakashi 0:8fdf9a60065b 58 uint32_t instance;
kadonotakashi 0:8fdf9a60065b 59
kadonotakashi 0:8fdf9a60065b 60 /* Find the instance index from base address mappings. */
kadonotakashi 0:8fdf9a60065b 61 for (instance = 0; instance < FSL_FEATURE_SOC_DAC_COUNT; instance++)
kadonotakashi 0:8fdf9a60065b 62 {
kadonotakashi 0:8fdf9a60065b 63 if (s_dacBases[instance] == base)
kadonotakashi 0:8fdf9a60065b 64 {
kadonotakashi 0:8fdf9a60065b 65 break;
kadonotakashi 0:8fdf9a60065b 66 }
kadonotakashi 0:8fdf9a60065b 67 }
kadonotakashi 0:8fdf9a60065b 68
kadonotakashi 0:8fdf9a60065b 69 assert(instance < FSL_FEATURE_SOC_DAC_COUNT);
kadonotakashi 0:8fdf9a60065b 70
kadonotakashi 0:8fdf9a60065b 71 return instance;
kadonotakashi 0:8fdf9a60065b 72 }
kadonotakashi 0:8fdf9a60065b 73
kadonotakashi 0:8fdf9a60065b 74 void DAC_Init(DAC_Type *base, const dac_config_t *config)
kadonotakashi 0:8fdf9a60065b 75 {
kadonotakashi 0:8fdf9a60065b 76 assert(NULL != config);
kadonotakashi 0:8fdf9a60065b 77
kadonotakashi 0:8fdf9a60065b 78 uint8_t tmp8;
kadonotakashi 0:8fdf9a60065b 79
kadonotakashi 0:8fdf9a60065b 80 #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
kadonotakashi 0:8fdf9a60065b 81 /* Enable the clock. */
kadonotakashi 0:8fdf9a60065b 82 CLOCK_EnableClock(s_dacClocks[DAC_GetInstance(base)]);
kadonotakashi 0:8fdf9a60065b 83 #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
kadonotakashi 0:8fdf9a60065b 84
kadonotakashi 0:8fdf9a60065b 85 /* Configure. */
kadonotakashi 0:8fdf9a60065b 86 /* DACx_C0. */
kadonotakashi 0:8fdf9a60065b 87 tmp8 = base->C0 & ~(DAC_C0_DACRFS_MASK | DAC_C0_LPEN_MASK);
kadonotakashi 0:8fdf9a60065b 88 if (kDAC_ReferenceVoltageSourceVref2 == config->referenceVoltageSource)
kadonotakashi 0:8fdf9a60065b 89 {
kadonotakashi 0:8fdf9a60065b 90 tmp8 |= DAC_C0_DACRFS_MASK;
kadonotakashi 0:8fdf9a60065b 91 }
kadonotakashi 0:8fdf9a60065b 92 if (config->enableLowPowerMode)
kadonotakashi 0:8fdf9a60065b 93 {
kadonotakashi 0:8fdf9a60065b 94 tmp8 |= DAC_C0_LPEN_MASK;
kadonotakashi 0:8fdf9a60065b 95 }
kadonotakashi 0:8fdf9a60065b 96 base->C0 = tmp8;
kadonotakashi 0:8fdf9a60065b 97
kadonotakashi 0:8fdf9a60065b 98 /* DAC_Enable(base, true); */
kadonotakashi 0:8fdf9a60065b 99 /* Tip: The DAC output can be enabled till then after user sets their own available data in application. */
kadonotakashi 0:8fdf9a60065b 100 }
kadonotakashi 0:8fdf9a60065b 101
kadonotakashi 0:8fdf9a60065b 102 void DAC_Deinit(DAC_Type *base)
kadonotakashi 0:8fdf9a60065b 103 {
kadonotakashi 0:8fdf9a60065b 104 DAC_Enable(base, false);
kadonotakashi 0:8fdf9a60065b 105
kadonotakashi 0:8fdf9a60065b 106 #if !(defined(FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL) && FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL)
kadonotakashi 0:8fdf9a60065b 107 /* Disable the clock. */
kadonotakashi 0:8fdf9a60065b 108 CLOCK_DisableClock(s_dacClocks[DAC_GetInstance(base)]);
kadonotakashi 0:8fdf9a60065b 109 #endif /* FSL_SDK_DISABLE_DRIVER_CLOCK_CONTROL */
kadonotakashi 0:8fdf9a60065b 110 }
kadonotakashi 0:8fdf9a60065b 111
kadonotakashi 0:8fdf9a60065b 112 void DAC_GetDefaultConfig(dac_config_t *config)
kadonotakashi 0:8fdf9a60065b 113 {
kadonotakashi 0:8fdf9a60065b 114 assert(NULL != config);
kadonotakashi 0:8fdf9a60065b 115
kadonotakashi 0:8fdf9a60065b 116 config->referenceVoltageSource = kDAC_ReferenceVoltageSourceVref2;
kadonotakashi 0:8fdf9a60065b 117 config->enableLowPowerMode = false;
kadonotakashi 0:8fdf9a60065b 118 }
kadonotakashi 0:8fdf9a60065b 119
kadonotakashi 0:8fdf9a60065b 120 void DAC_SetBufferConfig(DAC_Type *base, const dac_buffer_config_t *config)
kadonotakashi 0:8fdf9a60065b 121 {
kadonotakashi 0:8fdf9a60065b 122 assert(NULL != config);
kadonotakashi 0:8fdf9a60065b 123
kadonotakashi 0:8fdf9a60065b 124 uint8_t tmp8;
kadonotakashi 0:8fdf9a60065b 125
kadonotakashi 0:8fdf9a60065b 126 /* DACx_C0. */
kadonotakashi 0:8fdf9a60065b 127 tmp8 = base->C0 & ~(DAC_C0_DACTRGSEL_MASK);
kadonotakashi 0:8fdf9a60065b 128 if (kDAC_BufferTriggerBySoftwareMode == config->triggerMode)
kadonotakashi 0:8fdf9a60065b 129 {
kadonotakashi 0:8fdf9a60065b 130 tmp8 |= DAC_C0_DACTRGSEL_MASK;
kadonotakashi 0:8fdf9a60065b 131 }
kadonotakashi 0:8fdf9a60065b 132 base->C0 = tmp8;
kadonotakashi 0:8fdf9a60065b 133
kadonotakashi 0:8fdf9a60065b 134 /* DACx_C1. */
kadonotakashi 0:8fdf9a60065b 135 tmp8 = base->C1 &
kadonotakashi 0:8fdf9a60065b 136 ~(
kadonotakashi 0:8fdf9a60065b 137 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION
kadonotakashi 0:8fdf9a60065b 138 DAC_C1_DACBFWM_MASK |
kadonotakashi 0:8fdf9a60065b 139 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION */
kadonotakashi 0:8fdf9a60065b 140 DAC_C1_DACBFMD_MASK);
kadonotakashi 0:8fdf9a60065b 141 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION
kadonotakashi 0:8fdf9a60065b 142 tmp8 |= DAC_C1_DACBFWM(config->watermark);
kadonotakashi 0:8fdf9a60065b 143 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION */
kadonotakashi 0:8fdf9a60065b 144 tmp8 |= DAC_C1_DACBFMD(config->workMode);
kadonotakashi 0:8fdf9a60065b 145 base->C1 = tmp8;
kadonotakashi 0:8fdf9a60065b 146
kadonotakashi 0:8fdf9a60065b 147 /* DACx_C2. */
kadonotakashi 0:8fdf9a60065b 148 tmp8 = base->C2 & ~DAC_C2_DACBFUP_MASK;
kadonotakashi 0:8fdf9a60065b 149 tmp8 |= DAC_C2_DACBFUP(config->upperLimit);
kadonotakashi 0:8fdf9a60065b 150 base->C2 = tmp8;
kadonotakashi 0:8fdf9a60065b 151 }
kadonotakashi 0:8fdf9a60065b 152
kadonotakashi 0:8fdf9a60065b 153 void DAC_GetDefaultBufferConfig(dac_buffer_config_t *config)
kadonotakashi 0:8fdf9a60065b 154 {
kadonotakashi 0:8fdf9a60065b 155 assert(NULL != config);
kadonotakashi 0:8fdf9a60065b 156
kadonotakashi 0:8fdf9a60065b 157 config->triggerMode = kDAC_BufferTriggerBySoftwareMode;
kadonotakashi 0:8fdf9a60065b 158 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION
kadonotakashi 0:8fdf9a60065b 159 config->watermark = kDAC_BufferWatermark1Word;
kadonotakashi 0:8fdf9a60065b 160 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_SELECTION */
kadonotakashi 0:8fdf9a60065b 161 config->workMode = kDAC_BufferWorkAsNormalMode;
kadonotakashi 0:8fdf9a60065b 162 config->upperLimit = DAC_DATL_COUNT - 1U;
kadonotakashi 0:8fdf9a60065b 163 }
kadonotakashi 0:8fdf9a60065b 164
kadonotakashi 0:8fdf9a60065b 165 void DAC_SetBufferValue(DAC_Type *base, uint8_t index, uint16_t value)
kadonotakashi 0:8fdf9a60065b 166 {
kadonotakashi 0:8fdf9a60065b 167 assert(index < DAC_DATL_COUNT);
kadonotakashi 0:8fdf9a60065b 168
kadonotakashi 0:8fdf9a60065b 169 base->DAT[index].DATL = (uint8_t)(0xFFU & value); /* Low 8-bit. */
kadonotakashi 0:8fdf9a60065b 170 base->DAT[index].DATH = (uint8_t)((0xF00U & value) >> 8); /* High 4-bit. */
kadonotakashi 0:8fdf9a60065b 171 }
kadonotakashi 0:8fdf9a60065b 172
kadonotakashi 0:8fdf9a60065b 173 void DAC_SetBufferReadPointer(DAC_Type *base, uint8_t index)
kadonotakashi 0:8fdf9a60065b 174 {
kadonotakashi 0:8fdf9a60065b 175 assert(index < DAC_DATL_COUNT);
kadonotakashi 0:8fdf9a60065b 176
kadonotakashi 0:8fdf9a60065b 177 uint8_t tmp8 = base->C2 & ~DAC_C2_DACBFRP_MASK;
kadonotakashi 0:8fdf9a60065b 178
kadonotakashi 0:8fdf9a60065b 179 tmp8 |= DAC_C2_DACBFRP(index);
kadonotakashi 0:8fdf9a60065b 180 base->C2 = tmp8;
kadonotakashi 0:8fdf9a60065b 181 }
kadonotakashi 0:8fdf9a60065b 182
kadonotakashi 0:8fdf9a60065b 183 void DAC_EnableBufferInterrupts(DAC_Type *base, uint32_t mask)
kadonotakashi 0:8fdf9a60065b 184 {
kadonotakashi 0:8fdf9a60065b 185 mask &= (
kadonotakashi 0:8fdf9a60065b 186 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION
kadonotakashi 0:8fdf9a60065b 187 DAC_C0_DACBWIEN_MASK |
kadonotakashi 0:8fdf9a60065b 188 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION */
kadonotakashi 0:8fdf9a60065b 189 DAC_C0_DACBTIEN_MASK | DAC_C0_DACBBIEN_MASK);
kadonotakashi 0:8fdf9a60065b 190 base->C0 |= ((uint8_t)mask); /* Write 1 to enable. */
kadonotakashi 0:8fdf9a60065b 191 }
kadonotakashi 0:8fdf9a60065b 192
kadonotakashi 0:8fdf9a60065b 193 void DAC_DisableBufferInterrupts(DAC_Type *base, uint32_t mask)
kadonotakashi 0:8fdf9a60065b 194 {
kadonotakashi 0:8fdf9a60065b 195 mask &= (
kadonotakashi 0:8fdf9a60065b 196 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION
kadonotakashi 0:8fdf9a60065b 197 DAC_C0_DACBWIEN_MASK |
kadonotakashi 0:8fdf9a60065b 198 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION */
kadonotakashi 0:8fdf9a60065b 199 DAC_C0_DACBTIEN_MASK | DAC_C0_DACBBIEN_MASK);
kadonotakashi 0:8fdf9a60065b 200 base->C0 &= (uint8_t)(~((uint8_t)mask)); /* Write 0 to disable. */
kadonotakashi 0:8fdf9a60065b 201 }
kadonotakashi 0:8fdf9a60065b 202
kadonotakashi 0:8fdf9a60065b 203 uint32_t DAC_GetBufferStatusFlags(DAC_Type *base)
kadonotakashi 0:8fdf9a60065b 204 {
kadonotakashi 0:8fdf9a60065b 205 return (uint32_t)(base->SR & (
kadonotakashi 0:8fdf9a60065b 206 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION
kadonotakashi 0:8fdf9a60065b 207 DAC_SR_DACBFWMF_MASK |
kadonotakashi 0:8fdf9a60065b 208 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION */
kadonotakashi 0:8fdf9a60065b 209 DAC_SR_DACBFRPTF_MASK | DAC_SR_DACBFRPBF_MASK));
kadonotakashi 0:8fdf9a60065b 210 }
kadonotakashi 0:8fdf9a60065b 211
kadonotakashi 0:8fdf9a60065b 212 void DAC_ClearBufferStatusFlags(DAC_Type *base, uint32_t mask)
kadonotakashi 0:8fdf9a60065b 213 {
kadonotakashi 0:8fdf9a60065b 214 mask &= (
kadonotakashi 0:8fdf9a60065b 215 #if defined(FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION) && FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION
kadonotakashi 0:8fdf9a60065b 216 DAC_SR_DACBFWMF_MASK |
kadonotakashi 0:8fdf9a60065b 217 #endif /* FSL_FEATURE_DAC_HAS_WATERMARK_DETECTION */
kadonotakashi 0:8fdf9a60065b 218 DAC_SR_DACBFRPTF_MASK | DAC_SR_DACBFRPBF_MASK);
kadonotakashi 0:8fdf9a60065b 219 base->SR &= (uint8_t)(~((uint8_t)mask)); /* Write 0 to clear flags. */
kadonotakashi 0:8fdf9a60065b 220 }