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targets/cmsis/TARGET_STM/TARGET_STM32F3/stm32f3xx_hal_dac.c@634:ac7d6880524d, 2015-09-28 (annotated)
- Committer:
- mbed_official
- Date:
- Mon Sep 28 20:15:09 2015 +0100
- Revision:
- 634:ac7d6880524d
- Parent:
- 632:7687fb9c4f91
Synchronized with git revision 9b7d23d47153c298a6d24de9a415202705889d11
Full URL: https://github.com/mbedmicro/mbed/commit/9b7d23d47153c298a6d24de9a415202705889d11/
Revert "[NUCLEO_F303K8] add support of the STM32F303K8"
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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mbed_official | 330:c80ac197fa6a | 1 | /** |
mbed_official | 330:c80ac197fa6a | 2 | ****************************************************************************** |
mbed_official | 330:c80ac197fa6a | 3 | * @file stm32f3xx_hal_dac.c |
mbed_official | 330:c80ac197fa6a | 4 | * @author MCD Application Team |
mbed_official | 634:ac7d6880524d | 5 | * @version V1.1.0 |
mbed_official | 634:ac7d6880524d | 6 | * @date 12-Sept-2014 |
mbed_official | 330:c80ac197fa6a | 7 | * @brief This file provides firmware functions to manage the following |
mbed_official | 330:c80ac197fa6a | 8 | * functionalities of the Digital-to-Analog Converter (DAC) peripheral: |
mbed_official | 330:c80ac197fa6a | 9 | * + DAC channels configuration: trigger, output buffer, data format |
mbed_official | 330:c80ac197fa6a | 10 | * + DMA management |
mbed_official | 330:c80ac197fa6a | 11 | * |
mbed_official | 330:c80ac197fa6a | 12 | * |
mbed_official | 330:c80ac197fa6a | 13 | @verbatim |
mbed_official | 330:c80ac197fa6a | 14 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 15 | ##### DAC Peripheral features ##### |
mbed_official | 330:c80ac197fa6a | 16 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 17 | [..] |
mbed_official | 330:c80ac197fa6a | 18 | *** DAC Channels *** |
mbed_official | 330:c80ac197fa6a | 19 | ==================== |
mbed_official | 330:c80ac197fa6a | 20 | [..] |
mbed_official | 330:c80ac197fa6a | 21 | The device integrates up to 3 12-bit Digital Analog Converters that can |
mbed_official | 330:c80ac197fa6a | 22 | be used independently or simultaneously (dual mode): |
mbed_official | 330:c80ac197fa6a | 23 | (#) DAC1 channel1 with DAC1_OUT1 (PA4) as output |
mbed_official | 330:c80ac197fa6a | 24 | (#) DAC1 channel2 with DAC1_OUT2 (PA5) as output |
mbed_official | 330:c80ac197fa6a | 25 | (for STM32F3 devices having 2 channels on DAC1) |
mbed_official | 330:c80ac197fa6a | 26 | (#) DAC2 channel1 with DAC2_OUT1 (PA6) as output |
mbed_official | 330:c80ac197fa6a | 27 | (for STM32F3 devices having 2 DAC) |
mbed_official | 330:c80ac197fa6a | 28 | |
mbed_official | 330:c80ac197fa6a | 29 | *** DAC Triggers *** |
mbed_official | 330:c80ac197fa6a | 30 | ==================== |
mbed_official | 330:c80ac197fa6a | 31 | [..] |
mbed_official | 330:c80ac197fa6a | 32 | Digital to Analog conversion can be non-triggered using DAC_Trigger_None |
mbed_official | 330:c80ac197fa6a | 33 | and DAC1_OUT1/DAC1_OUT2/DAC2_OUT1 is available once writing to DHRx register. |
mbed_official | 330:c80ac197fa6a | 34 | [..] |
mbed_official | 330:c80ac197fa6a | 35 | Digital to Analog conversion can be triggered by: |
mbed_official | 330:c80ac197fa6a | 36 | (#) External event: EXTI Line 9 (any GPIOx_Pin9) using DAC_Trigger_Ext_IT9. |
mbed_official | 330:c80ac197fa6a | 37 | The used pin (GPIOx_Pin9) must be configured in input mode. |
mbed_official | 330:c80ac197fa6a | 38 | |
mbed_official | 330:c80ac197fa6a | 39 | (#) Timers TRGO: TIM2, TIM4, TIM5, TIM6, TIM7 and TIM8 |
mbed_official | 330:c80ac197fa6a | 40 | (DAC_Trigger_T2_TRGO, DAC_Trigger_T4_TRGO...) |
mbed_official | 330:c80ac197fa6a | 41 | |
mbed_official | 330:c80ac197fa6a | 42 | (#) Software using DAC_Trigger_Software |
mbed_official | 330:c80ac197fa6a | 43 | |
mbed_official | 330:c80ac197fa6a | 44 | *** DAC Buffer mode feature *** |
mbed_official | 330:c80ac197fa6a | 45 | =============================== |
mbed_official | 330:c80ac197fa6a | 46 | [..] |
mbed_official | 330:c80ac197fa6a | 47 | Each DAC channel integrates an output buffer that can be used to |
mbed_official | 330:c80ac197fa6a | 48 | reduce the output impedance, and to drive external loads directly |
mbed_official | 330:c80ac197fa6a | 49 | without having to add an external operational amplifier. |
mbed_official | 330:c80ac197fa6a | 50 | To enable, the output buffer use |
mbed_official | 330:c80ac197fa6a | 51 | sConfig.DAC_OutputBuffer = DAC_OutputBuffer_Enable; |
mbed_official | 330:c80ac197fa6a | 52 | [..] |
mbed_official | 330:c80ac197fa6a | 53 | (@) Refer to the device datasheet for more details about output |
mbed_official | 330:c80ac197fa6a | 54 | impedance value with and without output buffer. |
mbed_official | 330:c80ac197fa6a | 55 | |
mbed_official | 330:c80ac197fa6a | 56 | *** DAC wave generation feature *** |
mbed_official | 330:c80ac197fa6a | 57 | =================================== |
mbed_official | 330:c80ac197fa6a | 58 | [..] |
mbed_official | 330:c80ac197fa6a | 59 | Both DAC channels of DAC1 can be used to generate |
mbed_official | 330:c80ac197fa6a | 60 | note that wave generation is not available in DAC2. |
mbed_official | 330:c80ac197fa6a | 61 | (#) Noise wave |
mbed_official | 330:c80ac197fa6a | 62 | (#) Triangle wave |
mbed_official | 330:c80ac197fa6a | 63 | |
mbed_official | 330:c80ac197fa6a | 64 | Wave generation is NOT available in DAC2. |
mbed_official | 330:c80ac197fa6a | 65 | |
mbed_official | 330:c80ac197fa6a | 66 | *** DAC data format *** |
mbed_official | 330:c80ac197fa6a | 67 | ======================= |
mbed_official | 330:c80ac197fa6a | 68 | [..] |
mbed_official | 330:c80ac197fa6a | 69 | The DAC data format can be: |
mbed_official | 330:c80ac197fa6a | 70 | (#) 8-bit right alignment using DAC_ALIGN_8B_R |
mbed_official | 330:c80ac197fa6a | 71 | (#) 12-bit left alignment using DAC_ALIGN_12B_L |
mbed_official | 330:c80ac197fa6a | 72 | (#) 12-bit right alignment using DAC_ALIGN_12B_R |
mbed_official | 330:c80ac197fa6a | 73 | |
mbed_official | 330:c80ac197fa6a | 74 | *** DAC data value to voltage correspondence *** |
mbed_official | 330:c80ac197fa6a | 75 | ================================================ |
mbed_official | 330:c80ac197fa6a | 76 | [..] |
mbed_official | 330:c80ac197fa6a | 77 | The analog output voltage on each DAC channel pin is determined |
mbed_official | 330:c80ac197fa6a | 78 | by the following equation: |
mbed_official | 330:c80ac197fa6a | 79 | DAC_OUTx = VREF+ * DOR / 4095 |
mbed_official | 330:c80ac197fa6a | 80 | with DOR is the Data Output Register |
mbed_official | 330:c80ac197fa6a | 81 | VEF+ is the input voltage reference (refer to the device datasheet) |
mbed_official | 330:c80ac197fa6a | 82 | e.g. To set DAC_OUT1 to 0.7V, use |
mbed_official | 330:c80ac197fa6a | 83 | Assuming that VREF+ = 3.3V, DAC_OUT1 = (3.3 * 868) / 4095 = 0.7V |
mbed_official | 330:c80ac197fa6a | 84 | |
mbed_official | 330:c80ac197fa6a | 85 | *** DMA requests *** |
mbed_official | 330:c80ac197fa6a | 86 | ===================== |
mbed_official | 330:c80ac197fa6a | 87 | [..] |
mbed_official | 330:c80ac197fa6a | 88 | A DMA1 or DMA2 request can be generated when an external trigger |
mbed_official | 330:c80ac197fa6a | 89 | (but not a software trigger) occurs if DMA1 or DMA2 requests are |
mbed_official | 330:c80ac197fa6a | 90 | enabled using HAL_DAC_Start_DMA() |
mbed_official | 330:c80ac197fa6a | 91 | [..] |
mbed_official | 330:c80ac197fa6a | 92 | DMA1 requests are mapped as following: |
mbed_official | 330:c80ac197fa6a | 93 | (#) DAC1 channel1: mapped either on |
mbed_official | 330:c80ac197fa6a | 94 | - DMA1 channel3 |
mbed_official | 330:c80ac197fa6a | 95 | - or DMA2 channel3 (for STM32F3 devices having 2 DMA) |
mbed_official | 330:c80ac197fa6a | 96 | which must be already configured |
mbed_official | 330:c80ac197fa6a | 97 | (#) DAC1 channel2: |
mbed_official | 330:c80ac197fa6a | 98 | (for STM32F3 devices having 2 channels on DAC1) |
mbed_official | 330:c80ac197fa6a | 99 | mapped either on |
mbed_official | 330:c80ac197fa6a | 100 | - DMA1 channel4 |
mbed_official | 330:c80ac197fa6a | 101 | - or DMA2 channel4 (for STM32F3 devices having 2 DMA) |
mbed_official | 330:c80ac197fa6a | 102 | which must be already configured |
mbed_official | 330:c80ac197fa6a | 103 | |
mbed_official | 330:c80ac197fa6a | 104 | (#) DAC2 channel1: mapped either on |
mbed_official | 330:c80ac197fa6a | 105 | (for STM32F3 devices having 2 DAC) |
mbed_official | 330:c80ac197fa6a | 106 | - DMA1 channel4 |
mbed_official | 330:c80ac197fa6a | 107 | - or DMA2 channel4 (for STM32F3 devices having 2 DMA) |
mbed_official | 330:c80ac197fa6a | 108 | which must be already configured |
mbed_official | 330:c80ac197fa6a | 109 | |
mbed_official | 330:c80ac197fa6a | 110 | ##### How to use this driver ##### |
mbed_official | 330:c80ac197fa6a | 111 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 112 | [..] |
mbed_official | 330:c80ac197fa6a | 113 | (+) DAC APB clock must be enabled to get write access to DAC |
mbed_official | 330:c80ac197fa6a | 114 | registers using HAL_DAC_Init() |
mbed_official | 330:c80ac197fa6a | 115 | (+) Configure DAC_OUTx (DAC_OUT1: PA4, DAC_OUT2: PA5) in analog mode. |
mbed_official | 330:c80ac197fa6a | 116 | (+) Configure the DAC channel using HAL_DAC_ConfigChannel() function. |
mbed_official | 330:c80ac197fa6a | 117 | (+) Enable the DAC channel using HAL_DAC_Start() or HAL_DAC_Start_DMA |
mbed_official | 330:c80ac197fa6a | 118 | functions |
mbed_official | 330:c80ac197fa6a | 119 | |
mbed_official | 330:c80ac197fa6a | 120 | *** Polling mode IO operation *** |
mbed_official | 330:c80ac197fa6a | 121 | ================================= |
mbed_official | 330:c80ac197fa6a | 122 | [..] |
mbed_official | 330:c80ac197fa6a | 123 | (+) Start the DAC peripheral using HAL_DAC_Start() |
mbed_official | 330:c80ac197fa6a | 124 | (+) To read the DAC last data output value value, use the HAL_DAC_GetValue() function. |
mbed_official | 330:c80ac197fa6a | 125 | (+) Stop the DAC peripheral using HAL_DAC_Stop() |
mbed_official | 330:c80ac197fa6a | 126 | |
mbed_official | 330:c80ac197fa6a | 127 | *** DMA mode IO operation *** |
mbed_official | 330:c80ac197fa6a | 128 | ============================== |
mbed_official | 330:c80ac197fa6a | 129 | [..] |
mbed_official | 330:c80ac197fa6a | 130 | (+) Start the DAC peripheral using HAL_DAC_Start_DMA(), at this stage the user specify the length |
mbed_official | 330:c80ac197fa6a | 131 | of data to be transfered at each end of conversion |
mbed_official | 330:c80ac197fa6a | 132 | (+) At The end of data transfer HAL_DAC_ConvCpltCallbackCh1()or HAL_DAC_ConvCpltCallbackCh2() |
mbed_official | 330:c80ac197fa6a | 133 | function is executed and user can add his own code by customization of function pointer |
mbed_official | 330:c80ac197fa6a | 134 | HAL_DAC_ConvCpltCallbackCh1 or HAL_DAC_ConvCpltCallbackCh2 |
mbed_official | 330:c80ac197fa6a | 135 | (+) In case of transfer Error, HAL_DAC_ErrorCallbackCh1() function is executed and user can |
mbed_official | 330:c80ac197fa6a | 136 | add his own code by customization of function pointer HAL_DAC_ErrorCallbackCh1 |
mbed_official | 330:c80ac197fa6a | 137 | (+) Stop the DAC peripheral using HAL_DAC_Stop_DMA() |
mbed_official | 330:c80ac197fa6a | 138 | |
mbed_official | 330:c80ac197fa6a | 139 | *** Dual mode operation *** |
mbed_official | 330:c80ac197fa6a | 140 | ============================== |
mbed_official | 330:c80ac197fa6a | 141 | [..] |
mbed_official | 330:c80ac197fa6a | 142 | (+) When Dual mode is enabled |
mbed_official | 330:c80ac197fa6a | 143 | (i.e DAC1 Channel1 and DAC1 Channel2 are used simultaneously) |
mbed_official | 330:c80ac197fa6a | 144 | (for STM32F3 devices having 2 channels on DAC1). |
mbed_official | 330:c80ac197fa6a | 145 | Use HAL_DACEx_DualGetValue() to get digital data to be converted and use |
mbed_official | 330:c80ac197fa6a | 146 | HAL_DACEx_DualSetValue() to set digital value to converted simultaneously |
mbed_official | 330:c80ac197fa6a | 147 | in Channel 1 and Channel 2. |
mbed_official | 330:c80ac197fa6a | 148 | |
mbed_official | 330:c80ac197fa6a | 149 | *** Wave generation operation *** |
mbed_official | 330:c80ac197fa6a | 150 | ============================== |
mbed_official | 330:c80ac197fa6a | 151 | [..] |
mbed_official | 330:c80ac197fa6a | 152 | (+) Use HAL_DACEx_TriangleWaveGenerate to generate Triangle signal. |
mbed_official | 330:c80ac197fa6a | 153 | (+) Use HAL_DACEx_NoiseWaveGenerate to generate Noise signal. |
mbed_official | 330:c80ac197fa6a | 154 | |
mbed_official | 330:c80ac197fa6a | 155 | Wave generation is NOT available in DAC2. |
mbed_official | 330:c80ac197fa6a | 156 | |
mbed_official | 330:c80ac197fa6a | 157 | *** DAC HAL driver macros list *** |
mbed_official | 330:c80ac197fa6a | 158 | ============================================= |
mbed_official | 330:c80ac197fa6a | 159 | [..] |
mbed_official | 330:c80ac197fa6a | 160 | Below the list of most used macros in DAC HAL driver. |
mbed_official | 330:c80ac197fa6a | 161 | |
mbed_official | 330:c80ac197fa6a | 162 | (+) __HAL_DAC_ENABLE : Enable the DAC peripheral |
mbed_official | 330:c80ac197fa6a | 163 | (+) __HAL_DAC_DISABLE : Disable the DAC peripheral |
mbed_official | 330:c80ac197fa6a | 164 | (+) __HAL_DAC_CLEAR_FLAG: Clear the DAC's pending flags |
mbed_official | 330:c80ac197fa6a | 165 | (+) __HAL_DAC_GET_FLAG: Get the selected DAC's flag status |
mbed_official | 330:c80ac197fa6a | 166 | |
mbed_official | 330:c80ac197fa6a | 167 | [..] |
mbed_official | 330:c80ac197fa6a | 168 | (@) You can refer to the DAC HAL driver header file for more useful macros |
mbed_official | 330:c80ac197fa6a | 169 | |
mbed_official | 330:c80ac197fa6a | 170 | @endverbatim |
mbed_official | 330:c80ac197fa6a | 171 | ****************************************************************************** |
mbed_official | 330:c80ac197fa6a | 172 | * @attention |
mbed_official | 330:c80ac197fa6a | 173 | * |
mbed_official | 634:ac7d6880524d | 174 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
mbed_official | 330:c80ac197fa6a | 175 | * |
mbed_official | 330:c80ac197fa6a | 176 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 330:c80ac197fa6a | 177 | * are permitted provided that the following conditions are met: |
mbed_official | 330:c80ac197fa6a | 178 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 330:c80ac197fa6a | 179 | * this list of conditions and the following disclaimer. |
mbed_official | 330:c80ac197fa6a | 180 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 330:c80ac197fa6a | 181 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 330:c80ac197fa6a | 182 | * and/or other materials provided with the distribution. |
mbed_official | 330:c80ac197fa6a | 183 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 330:c80ac197fa6a | 184 | * may be used to endorse or promote products derived from this software |
mbed_official | 330:c80ac197fa6a | 185 | * without specific prior written permission. |
mbed_official | 330:c80ac197fa6a | 186 | * |
mbed_official | 330:c80ac197fa6a | 187 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 330:c80ac197fa6a | 188 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 330:c80ac197fa6a | 189 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 330:c80ac197fa6a | 190 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 330:c80ac197fa6a | 191 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 330:c80ac197fa6a | 192 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 330:c80ac197fa6a | 193 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 330:c80ac197fa6a | 194 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 330:c80ac197fa6a | 195 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 330:c80ac197fa6a | 196 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 330:c80ac197fa6a | 197 | * |
mbed_official | 330:c80ac197fa6a | 198 | ****************************************************************************** |
mbed_official | 330:c80ac197fa6a | 199 | */ |
mbed_official | 330:c80ac197fa6a | 200 | |
mbed_official | 330:c80ac197fa6a | 201 | |
mbed_official | 330:c80ac197fa6a | 202 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 203 | #include "stm32f3xx_hal.h" |
mbed_official | 330:c80ac197fa6a | 204 | |
mbed_official | 330:c80ac197fa6a | 205 | /** @addtogroup STM32F3xx_HAL_Driver |
mbed_official | 330:c80ac197fa6a | 206 | * @{ |
mbed_official | 330:c80ac197fa6a | 207 | */ |
mbed_official | 330:c80ac197fa6a | 208 | |
mbed_official | 330:c80ac197fa6a | 209 | /** @defgroup DAC DAC HAL module driver |
mbed_official | 330:c80ac197fa6a | 210 | * @brief DAC HAL module driver |
mbed_official | 330:c80ac197fa6a | 211 | * @{ |
mbed_official | 330:c80ac197fa6a | 212 | */ |
mbed_official | 330:c80ac197fa6a | 213 | |
mbed_official | 330:c80ac197fa6a | 214 | #ifdef HAL_DAC_MODULE_ENABLED |
mbed_official | 330:c80ac197fa6a | 215 | |
mbed_official | 330:c80ac197fa6a | 216 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 217 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 218 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 219 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 220 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 221 | |
mbed_official | 330:c80ac197fa6a | 222 | /* Exported functions ---------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 223 | /** @defgroup DAC_Exported_Functions DAC Exported Functions |
mbed_official | 330:c80ac197fa6a | 224 | * @{ |
mbed_official | 330:c80ac197fa6a | 225 | */ |
mbed_official | 330:c80ac197fa6a | 226 | |
mbed_official | 330:c80ac197fa6a | 227 | /** @defgroup DAC_Exported_Functions_Group1 Initialization and de-initialization functions |
mbed_official | 330:c80ac197fa6a | 228 | * @brief Initialization and Configuration functions |
mbed_official | 330:c80ac197fa6a | 229 | * |
mbed_official | 330:c80ac197fa6a | 230 | @verbatim |
mbed_official | 330:c80ac197fa6a | 231 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 232 | ##### Initialization and de-initialization functions ##### |
mbed_official | 330:c80ac197fa6a | 233 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 234 | [..] This section provides functions allowing to: |
mbed_official | 330:c80ac197fa6a | 235 | (+) Initialize and configure the DAC. |
mbed_official | 330:c80ac197fa6a | 236 | (+) De-initialize the DAC. |
mbed_official | 330:c80ac197fa6a | 237 | |
mbed_official | 330:c80ac197fa6a | 238 | @endverbatim |
mbed_official | 330:c80ac197fa6a | 239 | * @{ |
mbed_official | 330:c80ac197fa6a | 240 | */ |
mbed_official | 330:c80ac197fa6a | 241 | |
mbed_official | 330:c80ac197fa6a | 242 | /** |
mbed_official | 330:c80ac197fa6a | 243 | * @brief Initializes the DAC peripheral according to the specified parameters |
mbed_official | 330:c80ac197fa6a | 244 | * in the DAC_InitStruct. |
mbed_official | 330:c80ac197fa6a | 245 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 246 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 247 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 248 | */ |
mbed_official | 330:c80ac197fa6a | 249 | HAL_StatusTypeDef HAL_DAC_Init(DAC_HandleTypeDef* hdac) |
mbed_official | 330:c80ac197fa6a | 250 | { |
mbed_official | 330:c80ac197fa6a | 251 | /* Check DAC handle */ |
mbed_official | 634:ac7d6880524d | 252 | if(hdac == HAL_NULL) |
mbed_official | 330:c80ac197fa6a | 253 | { |
mbed_official | 330:c80ac197fa6a | 254 | return HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 255 | } |
mbed_official | 330:c80ac197fa6a | 256 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 257 | assert_param(IS_DAC_ALL_INSTANCE(hdac->Instance)); |
mbed_official | 330:c80ac197fa6a | 258 | |
mbed_official | 330:c80ac197fa6a | 259 | if(hdac->State == HAL_DAC_STATE_RESET) |
mbed_official | 330:c80ac197fa6a | 260 | { |
mbed_official | 330:c80ac197fa6a | 261 | /* Init the low level hardware */ |
mbed_official | 330:c80ac197fa6a | 262 | HAL_DAC_MspInit(hdac); |
mbed_official | 330:c80ac197fa6a | 263 | } |
mbed_official | 330:c80ac197fa6a | 264 | |
mbed_official | 330:c80ac197fa6a | 265 | /* Initialize the DAC state*/ |
mbed_official | 330:c80ac197fa6a | 266 | hdac->State = HAL_DAC_STATE_BUSY; |
mbed_official | 330:c80ac197fa6a | 267 | |
mbed_official | 330:c80ac197fa6a | 268 | /* Set DAC error code to none */ |
mbed_official | 330:c80ac197fa6a | 269 | hdac->ErrorCode = HAL_DAC_ERROR_NONE; |
mbed_official | 330:c80ac197fa6a | 270 | |
mbed_official | 330:c80ac197fa6a | 271 | /* Initialize the DAC state*/ |
mbed_official | 330:c80ac197fa6a | 272 | hdac->State = HAL_DAC_STATE_READY; |
mbed_official | 330:c80ac197fa6a | 273 | |
mbed_official | 330:c80ac197fa6a | 274 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 275 | return HAL_OK; |
mbed_official | 330:c80ac197fa6a | 276 | } |
mbed_official | 330:c80ac197fa6a | 277 | |
mbed_official | 330:c80ac197fa6a | 278 | /** |
mbed_official | 330:c80ac197fa6a | 279 | * @brief Deinitializes the DAC peripheral registers to their default reset values. |
mbed_official | 330:c80ac197fa6a | 280 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 281 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 282 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 283 | */ |
mbed_official | 330:c80ac197fa6a | 284 | HAL_StatusTypeDef HAL_DAC_DeInit(DAC_HandleTypeDef* hdac) |
mbed_official | 330:c80ac197fa6a | 285 | { |
mbed_official | 330:c80ac197fa6a | 286 | /* Check DAC handle */ |
mbed_official | 634:ac7d6880524d | 287 | if(hdac == HAL_NULL) |
mbed_official | 330:c80ac197fa6a | 288 | { |
mbed_official | 330:c80ac197fa6a | 289 | return HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 290 | } |
mbed_official | 330:c80ac197fa6a | 291 | |
mbed_official | 330:c80ac197fa6a | 292 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 293 | assert_param(IS_DAC_ALL_INSTANCE(hdac->Instance)); |
mbed_official | 330:c80ac197fa6a | 294 | |
mbed_official | 330:c80ac197fa6a | 295 | /* Change DAC state */ |
mbed_official | 330:c80ac197fa6a | 296 | hdac->State = HAL_DAC_STATE_BUSY; |
mbed_official | 330:c80ac197fa6a | 297 | |
mbed_official | 330:c80ac197fa6a | 298 | /* DeInit the low level hardware */ |
mbed_official | 330:c80ac197fa6a | 299 | HAL_DAC_MspDeInit(hdac); |
mbed_official | 330:c80ac197fa6a | 300 | |
mbed_official | 330:c80ac197fa6a | 301 | /* Set DAC error code to none */ |
mbed_official | 330:c80ac197fa6a | 302 | hdac->ErrorCode = HAL_DAC_ERROR_NONE; |
mbed_official | 330:c80ac197fa6a | 303 | |
mbed_official | 330:c80ac197fa6a | 304 | /* Change DAC state */ |
mbed_official | 330:c80ac197fa6a | 305 | hdac->State = HAL_DAC_STATE_RESET; |
mbed_official | 330:c80ac197fa6a | 306 | |
mbed_official | 330:c80ac197fa6a | 307 | /* Release Lock */ |
mbed_official | 330:c80ac197fa6a | 308 | __HAL_UNLOCK(hdac); |
mbed_official | 330:c80ac197fa6a | 309 | |
mbed_official | 330:c80ac197fa6a | 310 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 311 | return HAL_OK; |
mbed_official | 330:c80ac197fa6a | 312 | } |
mbed_official | 330:c80ac197fa6a | 313 | |
mbed_official | 330:c80ac197fa6a | 314 | /** |
mbed_official | 330:c80ac197fa6a | 315 | * @brief Initializes the DAC MSP. |
mbed_official | 330:c80ac197fa6a | 316 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 317 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 318 | * @retval None |
mbed_official | 330:c80ac197fa6a | 319 | */ |
mbed_official | 330:c80ac197fa6a | 320 | __weak void HAL_DAC_MspInit(DAC_HandleTypeDef* hdac) |
mbed_official | 330:c80ac197fa6a | 321 | { |
mbed_official | 330:c80ac197fa6a | 322 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 330:c80ac197fa6a | 323 | the HAL_DAC_MspInit could be implemented in the user file |
mbed_official | 330:c80ac197fa6a | 324 | */ |
mbed_official | 330:c80ac197fa6a | 325 | } |
mbed_official | 330:c80ac197fa6a | 326 | |
mbed_official | 330:c80ac197fa6a | 327 | /** |
mbed_official | 330:c80ac197fa6a | 328 | * @brief DeInitializes the DAC MSP. |
mbed_official | 330:c80ac197fa6a | 329 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 330 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 331 | * @retval None |
mbed_official | 330:c80ac197fa6a | 332 | */ |
mbed_official | 330:c80ac197fa6a | 333 | __weak void HAL_DAC_MspDeInit(DAC_HandleTypeDef* hdac) |
mbed_official | 330:c80ac197fa6a | 334 | { |
mbed_official | 330:c80ac197fa6a | 335 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 330:c80ac197fa6a | 336 | the HAL_DAC_MspDeInit could be implemented in the user file |
mbed_official | 330:c80ac197fa6a | 337 | */ |
mbed_official | 330:c80ac197fa6a | 338 | } |
mbed_official | 330:c80ac197fa6a | 339 | |
mbed_official | 330:c80ac197fa6a | 340 | /** |
mbed_official | 330:c80ac197fa6a | 341 | * @} |
mbed_official | 330:c80ac197fa6a | 342 | */ |
mbed_official | 330:c80ac197fa6a | 343 | |
mbed_official | 330:c80ac197fa6a | 344 | /** @defgroup DAC_Exported_Functions_Group2 Input and Output operation functions |
mbed_official | 330:c80ac197fa6a | 345 | * @brief IO operation functions |
mbed_official | 330:c80ac197fa6a | 346 | * |
mbed_official | 330:c80ac197fa6a | 347 | @verbatim |
mbed_official | 330:c80ac197fa6a | 348 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 349 | ##### IO operation functions ##### |
mbed_official | 330:c80ac197fa6a | 350 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 351 | [..] This section provides functions allowing to: |
mbed_official | 330:c80ac197fa6a | 352 | (+) Start conversion. |
mbed_official | 330:c80ac197fa6a | 353 | (+) Stop conversion. |
mbed_official | 330:c80ac197fa6a | 354 | (+) Start conversion and enable DMA transfer. |
mbed_official | 330:c80ac197fa6a | 355 | (+) Stop conversion and disable DMA transfer. |
mbed_official | 330:c80ac197fa6a | 356 | (+) Get result of conversion. |
mbed_official | 330:c80ac197fa6a | 357 | (+) Get result of dual mode conversion. |
mbed_official | 330:c80ac197fa6a | 358 | |
mbed_official | 330:c80ac197fa6a | 359 | @endverbatim |
mbed_official | 330:c80ac197fa6a | 360 | * @{ |
mbed_official | 330:c80ac197fa6a | 361 | */ |
mbed_official | 330:c80ac197fa6a | 362 | |
mbed_official | 330:c80ac197fa6a | 363 | /** |
mbed_official | 330:c80ac197fa6a | 364 | * @brief Enables DAC and starts conversion of channel. |
mbed_official | 330:c80ac197fa6a | 365 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 366 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 367 | * @param channel: The selected DAC channel. |
mbed_official | 330:c80ac197fa6a | 368 | * This parameter can be one of the following values: |
mbed_official | 330:c80ac197fa6a | 369 | * @arg DAC1_CHANNEL_1: DAC1 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 370 | * @arg DAC1_CHANNEL_2: DAC1 Channel2 selected |
mbed_official | 330:c80ac197fa6a | 371 | * @arg DAC2_CHANNEL_1: DAC2 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 372 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 373 | */ |
mbed_official | 330:c80ac197fa6a | 374 | __weak HAL_StatusTypeDef HAL_DAC_Start(DAC_HandleTypeDef* hdac, uint32_t channel) |
mbed_official | 330:c80ac197fa6a | 375 | |
mbed_official | 330:c80ac197fa6a | 376 | { |
mbed_official | 330:c80ac197fa6a | 377 | /* Note : This function is defined into this file for library reference */ |
mbed_official | 330:c80ac197fa6a | 378 | /* Function content is located into file stm32f3xx_hal_dac_ex.c */ |
mbed_official | 330:c80ac197fa6a | 379 | |
mbed_official | 330:c80ac197fa6a | 380 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 381 | return HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 382 | } |
mbed_official | 330:c80ac197fa6a | 383 | |
mbed_official | 330:c80ac197fa6a | 384 | /** |
mbed_official | 330:c80ac197fa6a | 385 | * @brief Disables DAC and stop conversion of channel. |
mbed_official | 330:c80ac197fa6a | 386 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 387 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 388 | * @param channel: The selected DAC channel. |
mbed_official | 330:c80ac197fa6a | 389 | * This parameter can be one of the following values: |
mbed_official | 330:c80ac197fa6a | 390 | * @arg DAC1_CHANNEL_1: DAC1 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 391 | * @arg DAC1_CHANNEL_2: DAC1 Channel2 selected |
mbed_official | 330:c80ac197fa6a | 392 | * @arg DAC2_CHANNEL_1: DAC2 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 393 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 394 | */ |
mbed_official | 330:c80ac197fa6a | 395 | HAL_StatusTypeDef HAL_DAC_Stop(DAC_HandleTypeDef* hdac, uint32_t channel) |
mbed_official | 330:c80ac197fa6a | 396 | { |
mbed_official | 330:c80ac197fa6a | 397 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 398 | assert_param(IS_DAC_CHANNEL_INSTANCE(hdac->Instance, channel)); |
mbed_official | 330:c80ac197fa6a | 399 | |
mbed_official | 330:c80ac197fa6a | 400 | /* Disable the Peripheral */ |
mbed_official | 330:c80ac197fa6a | 401 | __HAL_DAC_DISABLE(hdac, channel); |
mbed_official | 330:c80ac197fa6a | 402 | |
mbed_official | 330:c80ac197fa6a | 403 | /* Change DAC state */ |
mbed_official | 330:c80ac197fa6a | 404 | hdac->State = HAL_DAC_STATE_READY; |
mbed_official | 330:c80ac197fa6a | 405 | |
mbed_official | 330:c80ac197fa6a | 406 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 407 | return HAL_OK; |
mbed_official | 330:c80ac197fa6a | 408 | } |
mbed_official | 330:c80ac197fa6a | 409 | |
mbed_official | 330:c80ac197fa6a | 410 | /** |
mbed_official | 330:c80ac197fa6a | 411 | * @brief Disables DAC and stop conversion of channel. |
mbed_official | 330:c80ac197fa6a | 412 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 413 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 414 | * @param channel: The selected DAC channel. |
mbed_official | 330:c80ac197fa6a | 415 | * This parameter can be one of the following values: |
mbed_official | 330:c80ac197fa6a | 416 | * @arg DAC1_CHANNEL_1: DAC1 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 417 | * @arg DAC1_CHANNEL_2: DAC1 Channel2 selected |
mbed_official | 330:c80ac197fa6a | 418 | * @arg DAC2_CHANNEL_1: DAC2 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 419 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 420 | */ |
mbed_official | 330:c80ac197fa6a | 421 | HAL_StatusTypeDef HAL_DAC_Stop_DMA(DAC_HandleTypeDef* hdac, uint32_t channel) |
mbed_official | 330:c80ac197fa6a | 422 | { |
mbed_official | 330:c80ac197fa6a | 423 | HAL_StatusTypeDef status = HAL_OK; |
mbed_official | 330:c80ac197fa6a | 424 | |
mbed_official | 330:c80ac197fa6a | 425 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 426 | assert_param(IS_DAC_CHANNEL_INSTANCE(hdac->Instance, channel)); |
mbed_official | 330:c80ac197fa6a | 427 | |
mbed_official | 330:c80ac197fa6a | 428 | /* Disable the selected DAC channel DMA request */ |
mbed_official | 330:c80ac197fa6a | 429 | hdac->Instance->CR &= ~(DAC_CR_DMAEN1 << channel); |
mbed_official | 330:c80ac197fa6a | 430 | |
mbed_official | 330:c80ac197fa6a | 431 | /* Disable the Peripheral */ |
mbed_official | 330:c80ac197fa6a | 432 | __HAL_DAC_DISABLE(hdac, channel); |
mbed_official | 330:c80ac197fa6a | 433 | |
mbed_official | 330:c80ac197fa6a | 434 | /* Disable the DMA Channel */ |
mbed_official | 330:c80ac197fa6a | 435 | /* Channel1 is used */ |
mbed_official | 330:c80ac197fa6a | 436 | if (channel == DAC1_CHANNEL_1) |
mbed_official | 330:c80ac197fa6a | 437 | { |
mbed_official | 330:c80ac197fa6a | 438 | status = HAL_DMA_Abort(hdac->DMA_Handle1); |
mbed_official | 330:c80ac197fa6a | 439 | } |
mbed_official | 330:c80ac197fa6a | 440 | else /* Channel2 is used for */ |
mbed_official | 330:c80ac197fa6a | 441 | { |
mbed_official | 330:c80ac197fa6a | 442 | status = HAL_DMA_Abort(hdac->DMA_Handle2); |
mbed_official | 330:c80ac197fa6a | 443 | } |
mbed_official | 330:c80ac197fa6a | 444 | |
mbed_official | 330:c80ac197fa6a | 445 | /* Check if DMA Channel effectively disabled */ |
mbed_official | 330:c80ac197fa6a | 446 | if (status != HAL_OK) |
mbed_official | 330:c80ac197fa6a | 447 | { |
mbed_official | 330:c80ac197fa6a | 448 | /* Update ADC state machine to error */ |
mbed_official | 330:c80ac197fa6a | 449 | hdac->State = HAL_DAC_STATE_ERROR; |
mbed_official | 330:c80ac197fa6a | 450 | } |
mbed_official | 330:c80ac197fa6a | 451 | else |
mbed_official | 330:c80ac197fa6a | 452 | { |
mbed_official | 330:c80ac197fa6a | 453 | /* Change DAC state */ |
mbed_official | 330:c80ac197fa6a | 454 | hdac->State = HAL_DAC_STATE_READY; |
mbed_official | 330:c80ac197fa6a | 455 | } |
mbed_official | 330:c80ac197fa6a | 456 | |
mbed_official | 330:c80ac197fa6a | 457 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 458 | return status; |
mbed_official | 330:c80ac197fa6a | 459 | } |
mbed_official | 330:c80ac197fa6a | 460 | |
mbed_official | 330:c80ac197fa6a | 461 | /** |
mbed_official | 330:c80ac197fa6a | 462 | * @brief Returns the last data output value of the selected DAC channel. |
mbed_official | 330:c80ac197fa6a | 463 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 464 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 465 | * @param channel: The selected DAC channel. |
mbed_official | 330:c80ac197fa6a | 466 | * This parameter can be one of the following values: |
mbed_official | 330:c80ac197fa6a | 467 | * @arg DAC1_CHANNEL_1: DAC1 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 468 | * @arg DAC1_CHANNEL_2: DAC1 Channel2 selected |
mbed_official | 330:c80ac197fa6a | 469 | * @arg DAC2_CHANNEL_1: DAC2 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 470 | * @retval The selected DAC channel data output value. |
mbed_official | 330:c80ac197fa6a | 471 | */ |
mbed_official | 330:c80ac197fa6a | 472 | __weak uint32_t HAL_DAC_GetValue(DAC_HandleTypeDef* hdac, uint32_t channel) |
mbed_official | 330:c80ac197fa6a | 473 | { |
mbed_official | 330:c80ac197fa6a | 474 | /* Note : This function is defined into this file for library reference */ |
mbed_official | 330:c80ac197fa6a | 475 | /* Function content is located into file stm32f3xx_hal_dac_ex.c */ |
mbed_official | 330:c80ac197fa6a | 476 | |
mbed_official | 330:c80ac197fa6a | 477 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 478 | return HAL_OK; |
mbed_official | 330:c80ac197fa6a | 479 | } |
mbed_official | 330:c80ac197fa6a | 480 | |
mbed_official | 330:c80ac197fa6a | 481 | /** |
mbed_official | 330:c80ac197fa6a | 482 | * @brief Returns the last data output value of the selected DAC channel. |
mbed_official | 330:c80ac197fa6a | 483 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 484 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 485 | * @retval The selected DAC channel data output value. |
mbed_official | 330:c80ac197fa6a | 486 | */ |
mbed_official | 330:c80ac197fa6a | 487 | __weak uint32_t HAL_DACEx_DualGetValue(DAC_HandleTypeDef* hdac) |
mbed_official | 330:c80ac197fa6a | 488 | { |
mbed_official | 330:c80ac197fa6a | 489 | { |
mbed_official | 330:c80ac197fa6a | 490 | /* Note : This function is defined into this file for library reference */ |
mbed_official | 330:c80ac197fa6a | 491 | /* Function content is located into file stm32f3xx_hal_dac_ex.c */ |
mbed_official | 330:c80ac197fa6a | 492 | |
mbed_official | 330:c80ac197fa6a | 493 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 494 | return HAL_OK; |
mbed_official | 330:c80ac197fa6a | 495 | } |
mbed_official | 330:c80ac197fa6a | 496 | } |
mbed_official | 330:c80ac197fa6a | 497 | |
mbed_official | 330:c80ac197fa6a | 498 | /** |
mbed_official | 330:c80ac197fa6a | 499 | * @} |
mbed_official | 330:c80ac197fa6a | 500 | */ |
mbed_official | 330:c80ac197fa6a | 501 | |
mbed_official | 330:c80ac197fa6a | 502 | /** @defgroup DAC_Exported_Functions_Group3 Peripheral Control functions |
mbed_official | 330:c80ac197fa6a | 503 | * @brief Peripheral Control functions |
mbed_official | 330:c80ac197fa6a | 504 | * |
mbed_official | 330:c80ac197fa6a | 505 | @verbatim |
mbed_official | 330:c80ac197fa6a | 506 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 507 | ##### Peripheral Control functions ##### |
mbed_official | 330:c80ac197fa6a | 508 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 509 | [..] This section provides functions allowing to: |
mbed_official | 330:c80ac197fa6a | 510 | (+) Configure channels. |
mbed_official | 330:c80ac197fa6a | 511 | (+) Configure Triangle wave generation. |
mbed_official | 330:c80ac197fa6a | 512 | (+) Configure Noise wave generation. |
mbed_official | 330:c80ac197fa6a | 513 | (+) Set the specified data holding register value for DAC channel. |
mbed_official | 330:c80ac197fa6a | 514 | (+) Set the specified data holding register value for Dual DAC channels. |
mbed_official | 330:c80ac197fa6a | 515 | |
mbed_official | 330:c80ac197fa6a | 516 | @endverbatim |
mbed_official | 330:c80ac197fa6a | 517 | * @{ |
mbed_official | 330:c80ac197fa6a | 518 | */ |
mbed_official | 330:c80ac197fa6a | 519 | |
mbed_official | 330:c80ac197fa6a | 520 | /** |
mbed_official | 330:c80ac197fa6a | 521 | * @brief Configures the selected DAC channel. |
mbed_official | 330:c80ac197fa6a | 522 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 523 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 524 | * @param sConfig: DAC configuration structure. |
mbed_official | 330:c80ac197fa6a | 525 | * @param channel: The selected DAC channel. |
mbed_official | 330:c80ac197fa6a | 526 | * This parameter can be one of the following values: |
mbed_official | 330:c80ac197fa6a | 527 | * @arg DAC1_CHANNEL_1: DAC1 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 528 | * @arg DAC1_CHANNEL_2: DAC1 Channel2 selected |
mbed_official | 330:c80ac197fa6a | 529 | * @arg DAC2_CHANNEL_1: DAC2 Channel1 selected |
mbed_official | 330:c80ac197fa6a | 530 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 531 | */ |
mbed_official | 330:c80ac197fa6a | 532 | HAL_StatusTypeDef HAL_DAC_ConfigChannel(DAC_HandleTypeDef* hdac, DAC_ChannelConfTypeDef* sConfig, uint32_t channel) |
mbed_official | 330:c80ac197fa6a | 533 | { |
mbed_official | 330:c80ac197fa6a | 534 | uint32_t tmpreg1 = 0, tmpreg2 = 0; |
mbed_official | 330:c80ac197fa6a | 535 | |
mbed_official | 330:c80ac197fa6a | 536 | /* Check the DAC parameters */ |
mbed_official | 330:c80ac197fa6a | 537 | assert_param(IS_DAC_TRIGGER(sConfig->DAC_Trigger)); |
mbed_official | 330:c80ac197fa6a | 538 | assert_param(IS_DAC_OUTPUT_BUFFER_STATE(sConfig->DAC_OutputBuffer)); |
mbed_official | 330:c80ac197fa6a | 539 | assert_param(IS_DAC_CHANNEL(channel)); |
mbed_official | 330:c80ac197fa6a | 540 | |
mbed_official | 330:c80ac197fa6a | 541 | /* Process locked */ |
mbed_official | 330:c80ac197fa6a | 542 | __HAL_LOCK(hdac); |
mbed_official | 330:c80ac197fa6a | 543 | |
mbed_official | 330:c80ac197fa6a | 544 | /* Change DAC state */ |
mbed_official | 330:c80ac197fa6a | 545 | hdac->State = HAL_DAC_STATE_BUSY; |
mbed_official | 330:c80ac197fa6a | 546 | |
mbed_official | 330:c80ac197fa6a | 547 | /* Get the DAC CR value */ |
mbed_official | 330:c80ac197fa6a | 548 | tmpreg1 = hdac->Instance->CR; |
mbed_official | 330:c80ac197fa6a | 549 | /* Clear BOFFx, TENx, TSELx, WAVEx and MAMPx bits */ |
mbed_official | 330:c80ac197fa6a | 550 | tmpreg1 &= ~(((uint32_t)(DAC_CR_MAMP1 | DAC_CR_WAVE1 | DAC_CR_TSEL1 | DAC_CR_TEN1 | DAC_CR_BOFF1)) << channel); |
mbed_official | 330:c80ac197fa6a | 551 | /* Configure for the selected DAC channel: buffer output, trigger */ |
mbed_official | 330:c80ac197fa6a | 552 | /* Set TSELx and TENx bits according to DAC_Trigger value */ |
mbed_official | 330:c80ac197fa6a | 553 | /* Set BOFFx bit according to DAC_OutputBuffer value */ |
mbed_official | 330:c80ac197fa6a | 554 | tmpreg2 = (sConfig->DAC_Trigger | sConfig->DAC_OutputBuffer); |
mbed_official | 330:c80ac197fa6a | 555 | /* Calculate CR register value depending on DAC_Channel */ |
mbed_official | 330:c80ac197fa6a | 556 | tmpreg1 |= tmpreg2 << channel; |
mbed_official | 330:c80ac197fa6a | 557 | /* Write to DAC CR */ |
mbed_official | 330:c80ac197fa6a | 558 | hdac->Instance->CR = tmpreg1; |
mbed_official | 330:c80ac197fa6a | 559 | /* Disable wave generation */ |
mbed_official | 330:c80ac197fa6a | 560 | hdac->Instance->CR &= ~(DAC_CR_WAVE1 << channel); |
mbed_official | 330:c80ac197fa6a | 561 | |
mbed_official | 330:c80ac197fa6a | 562 | /* Change DAC state */ |
mbed_official | 330:c80ac197fa6a | 563 | hdac->State = HAL_DAC_STATE_READY; |
mbed_official | 330:c80ac197fa6a | 564 | |
mbed_official | 330:c80ac197fa6a | 565 | /* Process unlocked */ |
mbed_official | 330:c80ac197fa6a | 566 | __HAL_UNLOCK(hdac); |
mbed_official | 330:c80ac197fa6a | 567 | |
mbed_official | 330:c80ac197fa6a | 568 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 569 | return HAL_OK; |
mbed_official | 330:c80ac197fa6a | 570 | } |
mbed_official | 330:c80ac197fa6a | 571 | |
mbed_official | 330:c80ac197fa6a | 572 | __weak HAL_StatusTypeDef HAL_DAC_SetValue(DAC_HandleTypeDef* hdac, uint32_t channel, uint32_t alignment, uint32_t data) |
mbed_official | 330:c80ac197fa6a | 573 | { |
mbed_official | 330:c80ac197fa6a | 574 | /* Note : This function is defined into this file for library reference */ |
mbed_official | 330:c80ac197fa6a | 575 | /* Function content is located into file stm32f3xx_hal_dac_ex.c */ |
mbed_official | 330:c80ac197fa6a | 576 | |
mbed_official | 330:c80ac197fa6a | 577 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 578 | return HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 579 | } |
mbed_official | 330:c80ac197fa6a | 580 | |
mbed_official | 330:c80ac197fa6a | 581 | __weak HAL_StatusTypeDef HAL_DACEx_DualSetValue(DAC_HandleTypeDef* hdac, uint32_t alignment, uint32_t data1, uint32_t data2) |
mbed_official | 330:c80ac197fa6a | 582 | { |
mbed_official | 330:c80ac197fa6a | 583 | /* Note : This function is defined into this file for library reference */ |
mbed_official | 330:c80ac197fa6a | 584 | /* Function content is located into file stm32f3xx_hal_dac_ex.c */ |
mbed_official | 330:c80ac197fa6a | 585 | |
mbed_official | 330:c80ac197fa6a | 586 | /* Return function status */ |
mbed_official | 330:c80ac197fa6a | 587 | return HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 588 | } |
mbed_official | 330:c80ac197fa6a | 589 | |
mbed_official | 330:c80ac197fa6a | 590 | /** |
mbed_official | 330:c80ac197fa6a | 591 | * @} |
mbed_official | 330:c80ac197fa6a | 592 | */ |
mbed_official | 330:c80ac197fa6a | 593 | |
mbed_official | 330:c80ac197fa6a | 594 | /** @defgroup DAC_Exported_Functions_Group4 Peripheral State and Error functions |
mbed_official | 330:c80ac197fa6a | 595 | * @brief DAC Peripheral State and Error functions |
mbed_official | 330:c80ac197fa6a | 596 | * |
mbed_official | 330:c80ac197fa6a | 597 | @verbatim |
mbed_official | 330:c80ac197fa6a | 598 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 599 | ##### DAC Peripheral State and Error functions ##### |
mbed_official | 330:c80ac197fa6a | 600 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 601 | [..] |
mbed_official | 330:c80ac197fa6a | 602 | This subsection provides functions allowing to |
mbed_official | 330:c80ac197fa6a | 603 | (+) Check the DAC state. |
mbed_official | 330:c80ac197fa6a | 604 | (+) Check the DAC Errors. |
mbed_official | 330:c80ac197fa6a | 605 | |
mbed_official | 330:c80ac197fa6a | 606 | |
mbed_official | 330:c80ac197fa6a | 607 | @endverbatim |
mbed_official | 330:c80ac197fa6a | 608 | * @{ |
mbed_official | 330:c80ac197fa6a | 609 | */ |
mbed_official | 330:c80ac197fa6a | 610 | |
mbed_official | 330:c80ac197fa6a | 611 | /** |
mbed_official | 330:c80ac197fa6a | 612 | * @brief return the DAC state |
mbed_official | 330:c80ac197fa6a | 613 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 614 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 615 | * @retval HAL state |
mbed_official | 330:c80ac197fa6a | 616 | */ |
mbed_official | 330:c80ac197fa6a | 617 | HAL_DAC_StateTypeDef HAL_DAC_GetState(DAC_HandleTypeDef* hdac) |
mbed_official | 330:c80ac197fa6a | 618 | { |
mbed_official | 330:c80ac197fa6a | 619 | /* Return DAC state */ |
mbed_official | 330:c80ac197fa6a | 620 | return hdac->State; |
mbed_official | 330:c80ac197fa6a | 621 | } |
mbed_official | 330:c80ac197fa6a | 622 | |
mbed_official | 330:c80ac197fa6a | 623 | /** |
mbed_official | 330:c80ac197fa6a | 624 | * @brief Return the DAC error code |
mbed_official | 330:c80ac197fa6a | 625 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 626 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 627 | * @retval DAC Error Code |
mbed_official | 330:c80ac197fa6a | 628 | */ |
mbed_official | 330:c80ac197fa6a | 629 | uint32_t HAL_DAC_GetError(DAC_HandleTypeDef *hdac) |
mbed_official | 330:c80ac197fa6a | 630 | { |
mbed_official | 330:c80ac197fa6a | 631 | return hdac->ErrorCode; |
mbed_official | 330:c80ac197fa6a | 632 | } |
mbed_official | 330:c80ac197fa6a | 633 | |
mbed_official | 330:c80ac197fa6a | 634 | /** |
mbed_official | 330:c80ac197fa6a | 635 | * @} |
mbed_official | 330:c80ac197fa6a | 636 | */ |
mbed_official | 330:c80ac197fa6a | 637 | |
mbed_official | 330:c80ac197fa6a | 638 | /** @addtogroup DAC_Exported_Functions_Group2 Input and Output operation functions |
mbed_official | 330:c80ac197fa6a | 639 | * @{ |
mbed_official | 330:c80ac197fa6a | 640 | */ |
mbed_official | 330:c80ac197fa6a | 641 | |
mbed_official | 330:c80ac197fa6a | 642 | /** |
mbed_official | 330:c80ac197fa6a | 643 | * @brief Conversion complete callback in non blocking mode for Channel1 |
mbed_official | 330:c80ac197fa6a | 644 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 645 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 646 | * @retval None |
mbed_official | 330:c80ac197fa6a | 647 | */ |
mbed_official | 330:c80ac197fa6a | 648 | __weak void HAL_DAC_ConvCpltCallbackCh1(DAC_HandleTypeDef* hdac) |
mbed_official | 330:c80ac197fa6a | 649 | { |
mbed_official | 330:c80ac197fa6a | 650 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 330:c80ac197fa6a | 651 | the HAL_DAC_ConvCpltCallback1 could be implemented in the user file |
mbed_official | 330:c80ac197fa6a | 652 | */ |
mbed_official | 330:c80ac197fa6a | 653 | } |
mbed_official | 330:c80ac197fa6a | 654 | |
mbed_official | 330:c80ac197fa6a | 655 | /** |
mbed_official | 330:c80ac197fa6a | 656 | * @brief Conversion half DMA transfer callback in non blocking mode for Channel1 |
mbed_official | 330:c80ac197fa6a | 657 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 658 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 659 | * @retval None |
mbed_official | 330:c80ac197fa6a | 660 | */ |
mbed_official | 330:c80ac197fa6a | 661 | __weak void HAL_DAC_ConvHalfCpltCallbackCh1(DAC_HandleTypeDef* hdac) |
mbed_official | 330:c80ac197fa6a | 662 | { |
mbed_official | 330:c80ac197fa6a | 663 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 330:c80ac197fa6a | 664 | the HAL_DAC_ConvHalfCpltCallbackCh1 could be implemented in the user file |
mbed_official | 330:c80ac197fa6a | 665 | */ |
mbed_official | 330:c80ac197fa6a | 666 | } |
mbed_official | 330:c80ac197fa6a | 667 | |
mbed_official | 330:c80ac197fa6a | 668 | /** |
mbed_official | 330:c80ac197fa6a | 669 | * @brief Error DAC callback for Channel1. |
mbed_official | 330:c80ac197fa6a | 670 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 671 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 672 | * @retval None |
mbed_official | 330:c80ac197fa6a | 673 | */ |
mbed_official | 330:c80ac197fa6a | 674 | __weak void HAL_DAC_ErrorCallbackCh1(DAC_HandleTypeDef *hdac) |
mbed_official | 330:c80ac197fa6a | 675 | { |
mbed_official | 330:c80ac197fa6a | 676 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 330:c80ac197fa6a | 677 | the HAL_DAC_ErrorCallback could be implemented in the user file |
mbed_official | 330:c80ac197fa6a | 678 | */ |
mbed_official | 330:c80ac197fa6a | 679 | } |
mbed_official | 330:c80ac197fa6a | 680 | |
mbed_official | 330:c80ac197fa6a | 681 | |
mbed_official | 330:c80ac197fa6a | 682 | /** |
mbed_official | 330:c80ac197fa6a | 683 | * @brief DMA underrun DAC callback for Channel1. |
mbed_official | 330:c80ac197fa6a | 684 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 330:c80ac197fa6a | 685 | * the configuration information for the specified DAC. |
mbed_official | 330:c80ac197fa6a | 686 | * @retval None |
mbed_official | 330:c80ac197fa6a | 687 | */ |
mbed_official | 330:c80ac197fa6a | 688 | __weak void HAL_DAC_DMAUnderrunCallbackCh1(DAC_HandleTypeDef *hdac) |
mbed_official | 330:c80ac197fa6a | 689 | { |
mbed_official | 330:c80ac197fa6a | 690 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 330:c80ac197fa6a | 691 | the HAL_DAC_DMAUnderrunCallbackCh1 could be implemented in the user file |
mbed_official | 330:c80ac197fa6a | 692 | */ |
mbed_official | 330:c80ac197fa6a | 693 | } |
mbed_official | 330:c80ac197fa6a | 694 | |
mbed_official | 330:c80ac197fa6a | 695 | /** |
mbed_official | 330:c80ac197fa6a | 696 | * @} |
mbed_official | 330:c80ac197fa6a | 697 | */ |
mbed_official | 330:c80ac197fa6a | 698 | |
mbed_official | 330:c80ac197fa6a | 699 | /** |
mbed_official | 330:c80ac197fa6a | 700 | * @} |
mbed_official | 330:c80ac197fa6a | 701 | */ |
mbed_official | 330:c80ac197fa6a | 702 | |
mbed_official | 330:c80ac197fa6a | 703 | #endif /* HAL_DAC_MODULE_ENABLED */ |
mbed_official | 330:c80ac197fa6a | 704 | |
mbed_official | 330:c80ac197fa6a | 705 | /** |
mbed_official | 330:c80ac197fa6a | 706 | * @} |
mbed_official | 330:c80ac197fa6a | 707 | */ |
mbed_official | 330:c80ac197fa6a | 708 | |
mbed_official | 330:c80ac197fa6a | 709 | /** |
mbed_official | 330:c80ac197fa6a | 710 | * @} |
mbed_official | 330:c80ac197fa6a | 711 | */ |
mbed_official | 330:c80ac197fa6a | 712 | |
mbed_official | 330:c80ac197fa6a | 713 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |