fix LPC812 PWM
Fork of mbed-dev by
targets/cmsis/TARGET_STM/TARGET_STM32F0/stm32f0xx_hal_dac.c@129:2e517c56bcfb, 2016-05-16 (annotated)
- Committer:
- nameless129
- Date:
- Mon May 16 16:50:30 2016 +0000
- Revision:
- 129:2e517c56bcfb
- Parent:
- 0:9b334a45a8ff
PWM Fix:Duty 0%??H???????????????
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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bogdanm | 0:9b334a45a8ff | 1 | /** |
bogdanm | 0:9b334a45a8ff | 2 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 3 | * @file stm32f0xx_hal_dac.c |
bogdanm | 0:9b334a45a8ff | 4 | * @author MCD Application Team |
bogdanm | 0:9b334a45a8ff | 5 | * @version V1.3.0 |
bogdanm | 0:9b334a45a8ff | 6 | * @date 26-June-2015 |
bogdanm | 0:9b334a45a8ff | 7 | * @brief DAC HAL module driver. |
bogdanm | 0:9b334a45a8ff | 8 | * This file provides firmware functions to manage the following |
bogdanm | 0:9b334a45a8ff | 9 | * functionalities of the Digital to Analog Converter (DAC) peripheral: |
bogdanm | 0:9b334a45a8ff | 10 | * + Initialization and de-initialization functions |
bogdanm | 0:9b334a45a8ff | 11 | * + IO operation functions |
bogdanm | 0:9b334a45a8ff | 12 | * + Peripheral Control functions |
bogdanm | 0:9b334a45a8ff | 13 | * + Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 14 | * |
bogdanm | 0:9b334a45a8ff | 15 | * |
bogdanm | 0:9b334a45a8ff | 16 | @verbatim |
bogdanm | 0:9b334a45a8ff | 17 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 18 | ##### DAC Peripheral features ##### |
bogdanm | 0:9b334a45a8ff | 19 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 20 | [..] |
bogdanm | 0:9b334a45a8ff | 21 | *** DAC Channels *** |
bogdanm | 0:9b334a45a8ff | 22 | ==================== |
bogdanm | 0:9b334a45a8ff | 23 | [..] |
bogdanm | 0:9b334a45a8ff | 24 | STM32F0 devices integrates no, one or two 12-bit Digital Analog Converters. |
bogdanm | 0:9b334a45a8ff | 25 | STM32F05x devices have one converter (channel1) |
bogdanm | 0:9b334a45a8ff | 26 | STM32F07x & STM32F09x devices have two converters (i.e. channel1 & channel2) |
bogdanm | 0:9b334a45a8ff | 27 | |
bogdanm | 0:9b334a45a8ff | 28 | When 2 converters are present (i.e. channel1 & channel2) they |
bogdanm | 0:9b334a45a8ff | 29 | can be used independently or simultaneously (dual mode): |
bogdanm | 0:9b334a45a8ff | 30 | (#) DAC channel1 with DAC_OUT1 (PA4) as output |
bogdanm | 0:9b334a45a8ff | 31 | (#) DAC channel2 with DAC_OUT2 (PA5) as output |
bogdanm | 0:9b334a45a8ff | 32 | |
bogdanm | 0:9b334a45a8ff | 33 | *** DAC Triggers *** |
bogdanm | 0:9b334a45a8ff | 34 | ==================== |
bogdanm | 0:9b334a45a8ff | 35 | [..] |
bogdanm | 0:9b334a45a8ff | 36 | Digital to Analog conversion can be non-triggered using DAC_TRIGGER_NONE |
bogdanm | 0:9b334a45a8ff | 37 | and DAC_OUT1/DAC_OUT2 is available once writing to DHRx register. |
bogdanm | 0:9b334a45a8ff | 38 | [..] |
bogdanm | 0:9b334a45a8ff | 39 | Digital to Analog conversion can be triggered by: |
bogdanm | 0:9b334a45a8ff | 40 | (#) External event: EXTI Line 9 (any GPIOx_PIN_9) using DAC_TRIGGER_EXT_IT9. |
bogdanm | 0:9b334a45a8ff | 41 | The used pin (GPIOx_PIN_9) must be configured in input mode. |
bogdanm | 0:9b334a45a8ff | 42 | |
bogdanm | 0:9b334a45a8ff | 43 | (#) Timers TRGO: TIM2, TIM3, TIM6, and TIM15 |
bogdanm | 0:9b334a45a8ff | 44 | (DAC_TRIGGER_T2_TRGO, DAC_TRIGGER_T3_TRGO...) |
bogdanm | 0:9b334a45a8ff | 45 | |
bogdanm | 0:9b334a45a8ff | 46 | (#) Software using DAC_TRIGGER_SOFTWARE |
bogdanm | 0:9b334a45a8ff | 47 | |
bogdanm | 0:9b334a45a8ff | 48 | *** DAC Buffer mode feature *** |
bogdanm | 0:9b334a45a8ff | 49 | =============================== |
bogdanm | 0:9b334a45a8ff | 50 | [..] |
bogdanm | 0:9b334a45a8ff | 51 | Each DAC channel integrates an output buffer that can be used to |
bogdanm | 0:9b334a45a8ff | 52 | reduce the output impedance, and to drive external loads directly |
bogdanm | 0:9b334a45a8ff | 53 | without having to add an external operational amplifier. |
bogdanm | 0:9b334a45a8ff | 54 | To enable, the output buffer use |
bogdanm | 0:9b334a45a8ff | 55 | sConfig.DAC_OutputBuffer = DAC_OUTPUTBUFFER_ENABLE; |
bogdanm | 0:9b334a45a8ff | 56 | [..] |
bogdanm | 0:9b334a45a8ff | 57 | (@) Refer to the device datasheet for more details about output |
bogdanm | 0:9b334a45a8ff | 58 | impedance value with and without output buffer. |
bogdanm | 0:9b334a45a8ff | 59 | |
bogdanm | 0:9b334a45a8ff | 60 | *** GPIO configurations guidelines *** |
bogdanm | 0:9b334a45a8ff | 61 | ===================== |
bogdanm | 0:9b334a45a8ff | 62 | [..] |
bogdanm | 0:9b334a45a8ff | 63 | When a DAC channel is used (ex channel1 on PA4) and the other is not |
bogdanm | 0:9b334a45a8ff | 64 | (ex channel1 on PA5 is configured in Analog and disabled). |
bogdanm | 0:9b334a45a8ff | 65 | Channel1 may disturb channel2 as coupling effect. |
bogdanm | 0:9b334a45a8ff | 66 | Note that there is no coupling on channel2 as soon as channel2 is turned on. |
bogdanm | 0:9b334a45a8ff | 67 | Coupling on adjacent channel could be avoided as follows: |
bogdanm | 0:9b334a45a8ff | 68 | when unused PA5 is configured as INPUT PULL-UP or DOWN. |
bogdanm | 0:9b334a45a8ff | 69 | PA5 is configured in ANALOG just before it is turned on. |
bogdanm | 0:9b334a45a8ff | 70 | |
bogdanm | 0:9b334a45a8ff | 71 | *** DAC wave generation feature *** |
bogdanm | 0:9b334a45a8ff | 72 | =================================== |
bogdanm | 0:9b334a45a8ff | 73 | [..] |
bogdanm | 0:9b334a45a8ff | 74 | Both DAC channels can be used to generate |
bogdanm | 0:9b334a45a8ff | 75 | (#) Noise wave |
bogdanm | 0:9b334a45a8ff | 76 | (#) Triangle wave |
bogdanm | 0:9b334a45a8ff | 77 | |
bogdanm | 0:9b334a45a8ff | 78 | *** DAC data format *** |
bogdanm | 0:9b334a45a8ff | 79 | ======================= |
bogdanm | 0:9b334a45a8ff | 80 | [..] |
bogdanm | 0:9b334a45a8ff | 81 | The DAC data format can be: |
bogdanm | 0:9b334a45a8ff | 82 | (#) 8-bit right alignment using DAC_ALIGN_8B_R |
bogdanm | 0:9b334a45a8ff | 83 | (#) 12-bit left alignment using DAC_ALIGN_12B_L |
bogdanm | 0:9b334a45a8ff | 84 | (#) 12-bit right alignment using DAC_ALIGN_12B_R |
bogdanm | 0:9b334a45a8ff | 85 | |
bogdanm | 0:9b334a45a8ff | 86 | *** DAC data value to voltage correspondance *** |
bogdanm | 0:9b334a45a8ff | 87 | ================================================ |
bogdanm | 0:9b334a45a8ff | 88 | [..] |
bogdanm | 0:9b334a45a8ff | 89 | The analog output voltage on each DAC channel pin is determined |
bogdanm | 0:9b334a45a8ff | 90 | by the following equation: |
bogdanm | 0:9b334a45a8ff | 91 | [..] |
bogdanm | 0:9b334a45a8ff | 92 | DAC_OUTx = VREF+ * DOR / 4095 |
bogdanm | 0:9b334a45a8ff | 93 | (+) with DOR is the Data Output Register |
bogdanm | 0:9b334a45a8ff | 94 | [..] |
bogdanm | 0:9b334a45a8ff | 95 | VEF+ is the input voltage reference (refer to the device datasheet) |
bogdanm | 0:9b334a45a8ff | 96 | [..] |
bogdanm | 0:9b334a45a8ff | 97 | e.g. To set DAC_OUT1 to 0.7V, use |
bogdanm | 0:9b334a45a8ff | 98 | (+) Assuming that VREF+ = 3.3V, DAC_OUT1 = (3.3 * 868) / 4095 = 0.7V |
bogdanm | 0:9b334a45a8ff | 99 | |
bogdanm | 0:9b334a45a8ff | 100 | *** DMA requests *** |
bogdanm | 0:9b334a45a8ff | 101 | ===================== |
bogdanm | 0:9b334a45a8ff | 102 | [..] |
bogdanm | 0:9b334a45a8ff | 103 | A DMA1 request can be generated when an external trigger (but not |
bogdanm | 0:9b334a45a8ff | 104 | a software trigger) occurs if DMA1 requests are enabled using |
bogdanm | 0:9b334a45a8ff | 105 | HAL_DAC_Start_DMA() |
bogdanm | 0:9b334a45a8ff | 106 | [..] |
bogdanm | 0:9b334a45a8ff | 107 | DMA1 requests are mapped as following: |
bogdanm | 0:9b334a45a8ff | 108 | (#) DAC channel1 : mapped on DMA1 channel3 which must be |
bogdanm | 0:9b334a45a8ff | 109 | already configured |
bogdanm | 0:9b334a45a8ff | 110 | (#) DAC channel2 : mapped on DMA1 channel4 which must be |
bogdanm | 0:9b334a45a8ff | 111 | already configured |
bogdanm | 0:9b334a45a8ff | 112 | |
bogdanm | 0:9b334a45a8ff | 113 | (@) For Dual mode and specific signal (Triangle and noise) generation please |
bogdanm | 0:9b334a45a8ff | 114 | refer to Extended Features Driver description |
bogdanm | 0:9b334a45a8ff | 115 | STM32F0 devices with one channel (one converting capability) does not |
bogdanm | 0:9b334a45a8ff | 116 | support Dual mode and specific signal (Triangle and noise) generation. |
bogdanm | 0:9b334a45a8ff | 117 | |
bogdanm | 0:9b334a45a8ff | 118 | ##### How to use this driver ##### |
bogdanm | 0:9b334a45a8ff | 119 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 120 | [..] |
bogdanm | 0:9b334a45a8ff | 121 | (+) DAC APB clock must be enabled to get write access to DAC |
bogdanm | 0:9b334a45a8ff | 122 | registers using HAL_DAC_Init() |
bogdanm | 0:9b334a45a8ff | 123 | (+) Configure DAC_OUTx (DAC_OUT1: PA4, DAC_OUT2: PA5) in analog mode. |
bogdanm | 0:9b334a45a8ff | 124 | (+) Configure the DAC channel using HAL_DAC_ConfigChannel() function. |
bogdanm | 0:9b334a45a8ff | 125 | (+) Enable the DAC channel using HAL_DAC_Start() or HAL_DAC_Start_DMA() functions. |
bogdanm | 0:9b334a45a8ff | 126 | |
bogdanm | 0:9b334a45a8ff | 127 | *** Polling mode IO operation *** |
bogdanm | 0:9b334a45a8ff | 128 | ================================= |
bogdanm | 0:9b334a45a8ff | 129 | [..] |
bogdanm | 0:9b334a45a8ff | 130 | (+) Start the DAC peripheral using HAL_DAC_Start() |
bogdanm | 0:9b334a45a8ff | 131 | (+) To read the DAC last data output value, use the HAL_DAC_GetValue() function. |
bogdanm | 0:9b334a45a8ff | 132 | (+) Stop the DAC peripheral using HAL_DAC_Stop() |
bogdanm | 0:9b334a45a8ff | 133 | |
bogdanm | 0:9b334a45a8ff | 134 | *** DMA mode IO operation *** |
bogdanm | 0:9b334a45a8ff | 135 | ============================== |
bogdanm | 0:9b334a45a8ff | 136 | [..] |
bogdanm | 0:9b334a45a8ff | 137 | (+) Start the DAC peripheral using HAL_DAC_Start_DMA(), at this stage the user specify the length |
bogdanm | 0:9b334a45a8ff | 138 | of data to be transferred at each end of conversion |
bogdanm | 0:9b334a45a8ff | 139 | (+) At the middle of data transfer HAL_DAC_ConvHalfCpltCallbackCh1() or HAL_DACEx_ConvHalfCpltCallbackCh2() |
bogdanm | 0:9b334a45a8ff | 140 | function is executed and user can add his own code by customization of function pointer |
bogdanm | 0:9b334a45a8ff | 141 | HAL_DAC_ConvHalfCpltCallbackCh1() or HAL_DACEx_ConvHalfCpltCallbackCh2() |
bogdanm | 0:9b334a45a8ff | 142 | (+) At The end of data transfer HAL_DAC_ConvCpltCallbackCh1() or HAL_DACEx_ConvHalfCpltCallbackCh2() |
bogdanm | 0:9b334a45a8ff | 143 | function is executed and user can add his own code by customization of function pointer |
bogdanm | 0:9b334a45a8ff | 144 | HAL_DAC_ConvCpltCallbackCh1() or HAL_DACEx_ConvHalfCpltCallbackCh2() |
bogdanm | 0:9b334a45a8ff | 145 | (+) In case of transfer Error, HAL_DAC_ErrorCallbackCh1() function is executed and user can |
bogdanm | 0:9b334a45a8ff | 146 | add his own code by customization of function pointer HAL_DAC_ErrorCallbackCh1 |
bogdanm | 0:9b334a45a8ff | 147 | (+) In case of DMA underrun, DAC interruption triggers and execute internal function HAL_DAC_IRQHandler. |
bogdanm | 0:9b334a45a8ff | 148 | HAL_DAC_DMAUnderrunCallbackCh1() or HAL_DACEx_DMAUnderrunCallbackCh2() |
bogdanm | 0:9b334a45a8ff | 149 | function is executed and user can add his own code by customization of function pointer |
bogdanm | 0:9b334a45a8ff | 150 | HAL_DAC_DMAUnderrunCallbackCh1() or HAL_DACEx_DMAUnderrunCallbackCh2() and |
bogdanm | 0:9b334a45a8ff | 151 | add his own code by customization of function pointer HAL_DAC_ErrorCallbackCh1() |
bogdanm | 0:9b334a45a8ff | 152 | (+) Stop the DAC peripheral using HAL_DAC_Stop_DMA() |
bogdanm | 0:9b334a45a8ff | 153 | |
bogdanm | 0:9b334a45a8ff | 154 | *** DAC HAL driver macros list *** |
bogdanm | 0:9b334a45a8ff | 155 | ============================================= |
bogdanm | 0:9b334a45a8ff | 156 | [..] |
bogdanm | 0:9b334a45a8ff | 157 | Below the list of most used macros in DAC HAL driver. |
bogdanm | 0:9b334a45a8ff | 158 | |
bogdanm | 0:9b334a45a8ff | 159 | (+) __HAL_DAC_ENABLE : Enable the DAC peripheral |
bogdanm | 0:9b334a45a8ff | 160 | (+) __HAL_DAC_DISABLE : Disable the DAC peripheral |
bogdanm | 0:9b334a45a8ff | 161 | (+) __HAL_DAC_CLEAR_FLAG: Clear the DAC's pending flags |
bogdanm | 0:9b334a45a8ff | 162 | (+) __HAL_DAC_GET_FLAG: Get the selected DAC's flag status |
bogdanm | 0:9b334a45a8ff | 163 | |
bogdanm | 0:9b334a45a8ff | 164 | [..] |
bogdanm | 0:9b334a45a8ff | 165 | (@) You can refer to the DAC HAL driver header file for more useful macros |
bogdanm | 0:9b334a45a8ff | 166 | |
bogdanm | 0:9b334a45a8ff | 167 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 168 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 169 | * @attention |
bogdanm | 0:9b334a45a8ff | 170 | * |
bogdanm | 0:9b334a45a8ff | 171 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
bogdanm | 0:9b334a45a8ff | 172 | * |
bogdanm | 0:9b334a45a8ff | 173 | * Redistribution and use in source and binary forms, with or without modification, |
bogdanm | 0:9b334a45a8ff | 174 | * are permitted provided that the following conditions are met: |
bogdanm | 0:9b334a45a8ff | 175 | * 1. Redistributions of source code must retain the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 176 | * this list of conditions and the following disclaimer. |
bogdanm | 0:9b334a45a8ff | 177 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 178 | * this list of conditions and the following disclaimer in the documentation |
bogdanm | 0:9b334a45a8ff | 179 | * and/or other materials provided with the distribution. |
bogdanm | 0:9b334a45a8ff | 180 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
bogdanm | 0:9b334a45a8ff | 181 | * may be used to endorse or promote products derived from this software |
bogdanm | 0:9b334a45a8ff | 182 | * without specific prior written permission. |
bogdanm | 0:9b334a45a8ff | 183 | * |
bogdanm | 0:9b334a45a8ff | 184 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
bogdanm | 0:9b334a45a8ff | 185 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
bogdanm | 0:9b334a45a8ff | 186 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
bogdanm | 0:9b334a45a8ff | 187 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
bogdanm | 0:9b334a45a8ff | 188 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
bogdanm | 0:9b334a45a8ff | 189 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
bogdanm | 0:9b334a45a8ff | 190 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
bogdanm | 0:9b334a45a8ff | 191 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
bogdanm | 0:9b334a45a8ff | 192 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
bogdanm | 0:9b334a45a8ff | 193 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
bogdanm | 0:9b334a45a8ff | 194 | * |
bogdanm | 0:9b334a45a8ff | 195 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 196 | */ |
bogdanm | 0:9b334a45a8ff | 197 | |
bogdanm | 0:9b334a45a8ff | 198 | |
bogdanm | 0:9b334a45a8ff | 199 | /* Includes ------------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 200 | #include "stm32f0xx_hal.h" |
bogdanm | 0:9b334a45a8ff | 201 | |
bogdanm | 0:9b334a45a8ff | 202 | /** @addtogroup STM32F0xx_HAL_Driver |
bogdanm | 0:9b334a45a8ff | 203 | * @{ |
bogdanm | 0:9b334a45a8ff | 204 | */ |
bogdanm | 0:9b334a45a8ff | 205 | |
bogdanm | 0:9b334a45a8ff | 206 | #ifdef HAL_DAC_MODULE_ENABLED |
bogdanm | 0:9b334a45a8ff | 207 | |
bogdanm | 0:9b334a45a8ff | 208 | #if defined(STM32F051x8) || defined(STM32F058xx) || \ |
bogdanm | 0:9b334a45a8ff | 209 | defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || \ |
bogdanm | 0:9b334a45a8ff | 210 | defined(STM32F091xC) || defined (STM32F098xx) |
bogdanm | 0:9b334a45a8ff | 211 | |
bogdanm | 0:9b334a45a8ff | 212 | /** @defgroup DAC DAC |
bogdanm | 0:9b334a45a8ff | 213 | * @brief DAC driver modules |
bogdanm | 0:9b334a45a8ff | 214 | * @{ |
bogdanm | 0:9b334a45a8ff | 215 | */ |
bogdanm | 0:9b334a45a8ff | 216 | |
bogdanm | 0:9b334a45a8ff | 217 | /* Private typedef -----------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 218 | /* Private define ------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 219 | /* Private macro -------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 220 | /** @defgroup DAC_Private_Macros DAC Private Macros |
bogdanm | 0:9b334a45a8ff | 221 | * @{ |
bogdanm | 0:9b334a45a8ff | 222 | */ |
bogdanm | 0:9b334a45a8ff | 223 | /** |
bogdanm | 0:9b334a45a8ff | 224 | * @} |
bogdanm | 0:9b334a45a8ff | 225 | */ |
bogdanm | 0:9b334a45a8ff | 226 | |
bogdanm | 0:9b334a45a8ff | 227 | /* Private variables ---------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 228 | /* Private function prototypes -----------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 229 | /** @defgroup DAC_Private_Functions DAC Private Functions |
bogdanm | 0:9b334a45a8ff | 230 | * @{ |
bogdanm | 0:9b334a45a8ff | 231 | */ |
bogdanm | 0:9b334a45a8ff | 232 | /** |
bogdanm | 0:9b334a45a8ff | 233 | * @} |
bogdanm | 0:9b334a45a8ff | 234 | */ |
bogdanm | 0:9b334a45a8ff | 235 | |
bogdanm | 0:9b334a45a8ff | 236 | /* Exported functions -------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 237 | |
bogdanm | 0:9b334a45a8ff | 238 | /** @defgroup DAC_Exported_Functions DAC Exported Functions |
bogdanm | 0:9b334a45a8ff | 239 | * @{ |
bogdanm | 0:9b334a45a8ff | 240 | */ |
bogdanm | 0:9b334a45a8ff | 241 | |
bogdanm | 0:9b334a45a8ff | 242 | /** @defgroup DAC_Exported_Functions_Group1 Initialization and de-initialization functions |
bogdanm | 0:9b334a45a8ff | 243 | * @brief Initialization and Configuration functions |
bogdanm | 0:9b334a45a8ff | 244 | * |
bogdanm | 0:9b334a45a8ff | 245 | @verbatim |
bogdanm | 0:9b334a45a8ff | 246 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 247 | ##### Initialization and de-initialization functions ##### |
bogdanm | 0:9b334a45a8ff | 248 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 249 | [..] This section provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 250 | (+) Initialize and configure the DAC. |
bogdanm | 0:9b334a45a8ff | 251 | (+) De-initialize the DAC. |
bogdanm | 0:9b334a45a8ff | 252 | |
bogdanm | 0:9b334a45a8ff | 253 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 254 | * @{ |
bogdanm | 0:9b334a45a8ff | 255 | */ |
bogdanm | 0:9b334a45a8ff | 256 | |
bogdanm | 0:9b334a45a8ff | 257 | /** |
bogdanm | 0:9b334a45a8ff | 258 | * @brief Initialize the DAC peripheral according to the specified parameters |
bogdanm | 0:9b334a45a8ff | 259 | * in the DAC_InitStruct and initialize the associated handle. |
bogdanm | 0:9b334a45a8ff | 260 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 261 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 262 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 263 | */ |
bogdanm | 0:9b334a45a8ff | 264 | HAL_StatusTypeDef HAL_DAC_Init(DAC_HandleTypeDef* hdac) |
bogdanm | 0:9b334a45a8ff | 265 | { |
bogdanm | 0:9b334a45a8ff | 266 | /* Check DAC handle */ |
bogdanm | 0:9b334a45a8ff | 267 | if(hdac == NULL) |
bogdanm | 0:9b334a45a8ff | 268 | { |
bogdanm | 0:9b334a45a8ff | 269 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 270 | } |
bogdanm | 0:9b334a45a8ff | 271 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 272 | assert_param(IS_DAC_ALL_INSTANCE(hdac->Instance)); |
bogdanm | 0:9b334a45a8ff | 273 | |
bogdanm | 0:9b334a45a8ff | 274 | if(hdac->State == HAL_DAC_STATE_RESET) |
bogdanm | 0:9b334a45a8ff | 275 | { |
bogdanm | 0:9b334a45a8ff | 276 | /* Allocate lock resource and initialize it */ |
bogdanm | 0:9b334a45a8ff | 277 | hdac->Lock = HAL_UNLOCKED; |
bogdanm | 0:9b334a45a8ff | 278 | |
bogdanm | 0:9b334a45a8ff | 279 | /* Init the low level hardware */ |
bogdanm | 0:9b334a45a8ff | 280 | HAL_DAC_MspInit(hdac); |
bogdanm | 0:9b334a45a8ff | 281 | } |
bogdanm | 0:9b334a45a8ff | 282 | |
bogdanm | 0:9b334a45a8ff | 283 | /* Initialize the DAC state*/ |
bogdanm | 0:9b334a45a8ff | 284 | hdac->State = HAL_DAC_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 285 | |
bogdanm | 0:9b334a45a8ff | 286 | /* Set DAC error code to none */ |
bogdanm | 0:9b334a45a8ff | 287 | hdac->ErrorCode = HAL_DAC_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 288 | |
bogdanm | 0:9b334a45a8ff | 289 | /* Initialize the DAC state*/ |
bogdanm | 0:9b334a45a8ff | 290 | hdac->State = HAL_DAC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 291 | |
bogdanm | 0:9b334a45a8ff | 292 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 293 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 294 | } |
bogdanm | 0:9b334a45a8ff | 295 | |
bogdanm | 0:9b334a45a8ff | 296 | /** |
bogdanm | 0:9b334a45a8ff | 297 | * @brief Deinitialize the DAC peripheral registers to their default reset values. |
bogdanm | 0:9b334a45a8ff | 298 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 299 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 300 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 301 | */ |
bogdanm | 0:9b334a45a8ff | 302 | HAL_StatusTypeDef HAL_DAC_DeInit(DAC_HandleTypeDef* hdac) |
bogdanm | 0:9b334a45a8ff | 303 | { |
bogdanm | 0:9b334a45a8ff | 304 | /* Check DAC handle */ |
bogdanm | 0:9b334a45a8ff | 305 | if(hdac == NULL) |
bogdanm | 0:9b334a45a8ff | 306 | { |
bogdanm | 0:9b334a45a8ff | 307 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 308 | } |
bogdanm | 0:9b334a45a8ff | 309 | |
bogdanm | 0:9b334a45a8ff | 310 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 311 | assert_param(IS_DAC_ALL_INSTANCE(hdac->Instance)); |
bogdanm | 0:9b334a45a8ff | 312 | |
bogdanm | 0:9b334a45a8ff | 313 | /* Change DAC state */ |
bogdanm | 0:9b334a45a8ff | 314 | hdac->State = HAL_DAC_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 315 | |
bogdanm | 0:9b334a45a8ff | 316 | /* DeInit the low level hardware */ |
bogdanm | 0:9b334a45a8ff | 317 | HAL_DAC_MspDeInit(hdac); |
bogdanm | 0:9b334a45a8ff | 318 | |
bogdanm | 0:9b334a45a8ff | 319 | /* Set DAC error code to none */ |
bogdanm | 0:9b334a45a8ff | 320 | hdac->ErrorCode = HAL_DAC_ERROR_NONE; |
bogdanm | 0:9b334a45a8ff | 321 | |
bogdanm | 0:9b334a45a8ff | 322 | /* Change DAC state */ |
bogdanm | 0:9b334a45a8ff | 323 | hdac->State = HAL_DAC_STATE_RESET; |
bogdanm | 0:9b334a45a8ff | 324 | |
bogdanm | 0:9b334a45a8ff | 325 | /* Release Lock */ |
bogdanm | 0:9b334a45a8ff | 326 | __HAL_UNLOCK(hdac); |
bogdanm | 0:9b334a45a8ff | 327 | |
bogdanm | 0:9b334a45a8ff | 328 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 329 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 330 | } |
bogdanm | 0:9b334a45a8ff | 331 | |
bogdanm | 0:9b334a45a8ff | 332 | /** |
bogdanm | 0:9b334a45a8ff | 333 | * @brief Initialize the DAC MSP. |
bogdanm | 0:9b334a45a8ff | 334 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 335 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 336 | * @retval None |
bogdanm | 0:9b334a45a8ff | 337 | */ |
bogdanm | 0:9b334a45a8ff | 338 | __weak void HAL_DAC_MspInit(DAC_HandleTypeDef* hdac) |
bogdanm | 0:9b334a45a8ff | 339 | { |
bogdanm | 0:9b334a45a8ff | 340 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 341 | the HAL_DAC_MspInit could be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 342 | */ |
bogdanm | 0:9b334a45a8ff | 343 | } |
bogdanm | 0:9b334a45a8ff | 344 | |
bogdanm | 0:9b334a45a8ff | 345 | /** |
bogdanm | 0:9b334a45a8ff | 346 | * @brief DeInitialize the DAC MSP. |
bogdanm | 0:9b334a45a8ff | 347 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 348 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 349 | * @retval None |
bogdanm | 0:9b334a45a8ff | 350 | */ |
bogdanm | 0:9b334a45a8ff | 351 | __weak void HAL_DAC_MspDeInit(DAC_HandleTypeDef* hdac) |
bogdanm | 0:9b334a45a8ff | 352 | { |
bogdanm | 0:9b334a45a8ff | 353 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 354 | the HAL_DAC_MspDeInit could be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 355 | */ |
bogdanm | 0:9b334a45a8ff | 356 | } |
bogdanm | 0:9b334a45a8ff | 357 | |
bogdanm | 0:9b334a45a8ff | 358 | /** |
bogdanm | 0:9b334a45a8ff | 359 | * @} |
bogdanm | 0:9b334a45a8ff | 360 | */ |
bogdanm | 0:9b334a45a8ff | 361 | |
bogdanm | 0:9b334a45a8ff | 362 | /** @defgroup DAC_Exported_Functions_Group2 IO operation functions |
bogdanm | 0:9b334a45a8ff | 363 | * @brief IO operation functions |
bogdanm | 0:9b334a45a8ff | 364 | * |
bogdanm | 0:9b334a45a8ff | 365 | @verbatim |
bogdanm | 0:9b334a45a8ff | 366 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 367 | ##### IO operation functions ##### |
bogdanm | 0:9b334a45a8ff | 368 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 369 | [..] This section provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 370 | (+) Start conversion. |
bogdanm | 0:9b334a45a8ff | 371 | (+) Stop conversion. |
bogdanm | 0:9b334a45a8ff | 372 | (+) Start conversion and enable DMA transfer. |
bogdanm | 0:9b334a45a8ff | 373 | (+) Stop conversion and disable DMA transfer. |
bogdanm | 0:9b334a45a8ff | 374 | (+) Set the specified data holding register value for DAC channel. |
bogdanm | 0:9b334a45a8ff | 375 | |
bogdanm | 0:9b334a45a8ff | 376 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 377 | * @{ |
bogdanm | 0:9b334a45a8ff | 378 | */ |
bogdanm | 0:9b334a45a8ff | 379 | |
bogdanm | 0:9b334a45a8ff | 380 | /** |
bogdanm | 0:9b334a45a8ff | 381 | * @brief Enables DAC and starts conversion of channel. |
bogdanm | 0:9b334a45a8ff | 382 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 383 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 384 | * @param Channel: The selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 385 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 386 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
bogdanm | 0:9b334a45a8ff | 387 | * @arg DAC_CHANNEL_2: DAC Channel2 selected |
bogdanm | 0:9b334a45a8ff | 388 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 389 | */ |
bogdanm | 0:9b334a45a8ff | 390 | __weak HAL_StatusTypeDef HAL_DAC_Start(DAC_HandleTypeDef* hdac, uint32_t Channel) |
bogdanm | 0:9b334a45a8ff | 391 | { |
bogdanm | 0:9b334a45a8ff | 392 | /* Note : This function is defined into this file for library reference. */ |
bogdanm | 0:9b334a45a8ff | 393 | /* Function content is located into file stm32f0xx_hal_dac_ex.c */ |
bogdanm | 0:9b334a45a8ff | 394 | |
bogdanm | 0:9b334a45a8ff | 395 | /* Return error status as not implemented here */ |
bogdanm | 0:9b334a45a8ff | 396 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 397 | } |
bogdanm | 0:9b334a45a8ff | 398 | |
bogdanm | 0:9b334a45a8ff | 399 | /** |
bogdanm | 0:9b334a45a8ff | 400 | * @brief Disables DAC and stop conversion of channel. |
bogdanm | 0:9b334a45a8ff | 401 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 402 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 403 | * @param Channel: The selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 404 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 405 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
bogdanm | 0:9b334a45a8ff | 406 | * @arg DAC_CHANNEL_2: DAC Channel2 selected |
bogdanm | 0:9b334a45a8ff | 407 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 408 | */ |
bogdanm | 0:9b334a45a8ff | 409 | HAL_StatusTypeDef HAL_DAC_Stop(DAC_HandleTypeDef* hdac, uint32_t Channel) |
bogdanm | 0:9b334a45a8ff | 410 | { |
bogdanm | 0:9b334a45a8ff | 411 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 412 | assert_param(IS_DAC_CHANNEL(Channel)); |
bogdanm | 0:9b334a45a8ff | 413 | |
bogdanm | 0:9b334a45a8ff | 414 | /* Disable the Peripheral */ |
bogdanm | 0:9b334a45a8ff | 415 | __HAL_DAC_DISABLE(hdac, Channel); |
bogdanm | 0:9b334a45a8ff | 416 | |
bogdanm | 0:9b334a45a8ff | 417 | /* Change DAC state */ |
bogdanm | 0:9b334a45a8ff | 418 | hdac->State = HAL_DAC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 419 | |
bogdanm | 0:9b334a45a8ff | 420 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 421 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 422 | } |
bogdanm | 0:9b334a45a8ff | 423 | |
bogdanm | 0:9b334a45a8ff | 424 | /** |
bogdanm | 0:9b334a45a8ff | 425 | * @brief Enables DAC and starts conversion of channel. |
bogdanm | 0:9b334a45a8ff | 426 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 427 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 428 | * @param Channel: The selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 429 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 430 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
bogdanm | 0:9b334a45a8ff | 431 | * @arg DAC_CHANNEL_2: DAC Channel2 selected |
bogdanm | 0:9b334a45a8ff | 432 | * @param pData: The destination peripheral Buffer address. |
bogdanm | 0:9b334a45a8ff | 433 | * @param Length: The length of data to be transferred from memory to DAC peripheral |
bogdanm | 0:9b334a45a8ff | 434 | * @param Alignment: Specifies the data alignment for DAC channel. |
bogdanm | 0:9b334a45a8ff | 435 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 436 | * @arg DAC_ALIGN_8B_R: 8bit right data alignment selected |
bogdanm | 0:9b334a45a8ff | 437 | * @arg DAC_ALIGN_12B_L: 12bit left data alignment selected |
bogdanm | 0:9b334a45a8ff | 438 | * @arg DAC_ALIGN_12B_R: 12bit right data alignment selected |
bogdanm | 0:9b334a45a8ff | 439 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 440 | */ |
bogdanm | 0:9b334a45a8ff | 441 | __weak HAL_StatusTypeDef HAL_DAC_Start_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t* pData, uint32_t Length, uint32_t Alignment) |
bogdanm | 0:9b334a45a8ff | 442 | { |
bogdanm | 0:9b334a45a8ff | 443 | /* Note : This function is defined into this file for library reference. */ |
bogdanm | 0:9b334a45a8ff | 444 | /* Function content is located into file stm32f0xx_hal_dac_ex.c */ |
bogdanm | 0:9b334a45a8ff | 445 | |
bogdanm | 0:9b334a45a8ff | 446 | /* Return error status as not implemented here */ |
bogdanm | 0:9b334a45a8ff | 447 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 448 | } |
bogdanm | 0:9b334a45a8ff | 449 | |
bogdanm | 0:9b334a45a8ff | 450 | /** |
bogdanm | 0:9b334a45a8ff | 451 | * @brief Disables DAC and stop conversion of channel. |
bogdanm | 0:9b334a45a8ff | 452 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 453 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 454 | * @param Channel: The selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 455 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 456 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
bogdanm | 0:9b334a45a8ff | 457 | * @arg DAC_CHANNEL_2: DAC Channel2 selected |
bogdanm | 0:9b334a45a8ff | 458 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 459 | */ |
bogdanm | 0:9b334a45a8ff | 460 | HAL_StatusTypeDef HAL_DAC_Stop_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel) |
bogdanm | 0:9b334a45a8ff | 461 | { |
bogdanm | 0:9b334a45a8ff | 462 | HAL_StatusTypeDef status = HAL_OK; |
bogdanm | 0:9b334a45a8ff | 463 | |
bogdanm | 0:9b334a45a8ff | 464 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 465 | assert_param(IS_DAC_CHANNEL(Channel)); |
bogdanm | 0:9b334a45a8ff | 466 | |
bogdanm | 0:9b334a45a8ff | 467 | /* Disable the selected DAC channel DMA request */ |
bogdanm | 0:9b334a45a8ff | 468 | hdac->Instance->CR &= ~(DAC_CR_DMAEN1 << Channel); |
bogdanm | 0:9b334a45a8ff | 469 | |
bogdanm | 0:9b334a45a8ff | 470 | /* Disable the Peripheral */ |
bogdanm | 0:9b334a45a8ff | 471 | __HAL_DAC_DISABLE(hdac, Channel); |
bogdanm | 0:9b334a45a8ff | 472 | |
bogdanm | 0:9b334a45a8ff | 473 | /* Disable the DMA channel */ |
bogdanm | 0:9b334a45a8ff | 474 | /* Channel1 is used */ |
bogdanm | 0:9b334a45a8ff | 475 | if (Channel == DAC_CHANNEL_1) |
bogdanm | 0:9b334a45a8ff | 476 | { |
bogdanm | 0:9b334a45a8ff | 477 | /* Disable the DMA channel */ |
bogdanm | 0:9b334a45a8ff | 478 | status = HAL_DMA_Abort(hdac->DMA_Handle1); |
bogdanm | 0:9b334a45a8ff | 479 | |
bogdanm | 0:9b334a45a8ff | 480 | /* Disable the DAC DMA underrun interrupt */ |
bogdanm | 0:9b334a45a8ff | 481 | __HAL_DAC_DISABLE_IT(hdac, DAC_IT_DMAUDR1); |
bogdanm | 0:9b334a45a8ff | 482 | } |
bogdanm | 0:9b334a45a8ff | 483 | |
bogdanm | 0:9b334a45a8ff | 484 | #if defined(STM32F071xB) || defined(STM32F072xB) || defined(STM32F078xx) || \ |
bogdanm | 0:9b334a45a8ff | 485 | defined(STM32F091xC) || defined (STM32F098xx) |
bogdanm | 0:9b334a45a8ff | 486 | /* Does not apply to STM32F051x8 & STM32F058xx */ |
bogdanm | 0:9b334a45a8ff | 487 | |
bogdanm | 0:9b334a45a8ff | 488 | else /* Channel2 is used for */ |
bogdanm | 0:9b334a45a8ff | 489 | { |
bogdanm | 0:9b334a45a8ff | 490 | /* Disable the DMA channel */ |
bogdanm | 0:9b334a45a8ff | 491 | status = HAL_DMA_Abort(hdac->DMA_Handle2); |
bogdanm | 0:9b334a45a8ff | 492 | |
bogdanm | 0:9b334a45a8ff | 493 | /* Disable the DAC DMA underrun interrupt */ |
bogdanm | 0:9b334a45a8ff | 494 | __HAL_DAC_DISABLE_IT(hdac, DAC_IT_DMAUDR2); |
bogdanm | 0:9b334a45a8ff | 495 | } |
bogdanm | 0:9b334a45a8ff | 496 | #endif /* STM32F071xB || STM32F072xB || STM32F078xx || */ |
bogdanm | 0:9b334a45a8ff | 497 | /* STM32F091xC || STM32F098xx */ |
bogdanm | 0:9b334a45a8ff | 498 | |
bogdanm | 0:9b334a45a8ff | 499 | /* Check if DMA Channel effectively disabled */ |
bogdanm | 0:9b334a45a8ff | 500 | if (status != HAL_OK) |
bogdanm | 0:9b334a45a8ff | 501 | { |
bogdanm | 0:9b334a45a8ff | 502 | /* Update DAC state machine to error */ |
bogdanm | 0:9b334a45a8ff | 503 | hdac->State = HAL_DAC_STATE_ERROR; |
bogdanm | 0:9b334a45a8ff | 504 | } |
bogdanm | 0:9b334a45a8ff | 505 | else |
bogdanm | 0:9b334a45a8ff | 506 | { |
bogdanm | 0:9b334a45a8ff | 507 | /* Change DAC state */ |
bogdanm | 0:9b334a45a8ff | 508 | hdac->State = HAL_DAC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 509 | } |
bogdanm | 0:9b334a45a8ff | 510 | |
bogdanm | 0:9b334a45a8ff | 511 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 512 | return status; |
bogdanm | 0:9b334a45a8ff | 513 | } |
bogdanm | 0:9b334a45a8ff | 514 | |
bogdanm | 0:9b334a45a8ff | 515 | /** |
bogdanm | 0:9b334a45a8ff | 516 | * @brief Handles DAC interrupt request |
bogdanm | 0:9b334a45a8ff | 517 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 518 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 519 | * @retval None |
bogdanm | 0:9b334a45a8ff | 520 | */ |
bogdanm | 0:9b334a45a8ff | 521 | __weak void HAL_DAC_IRQHandler(DAC_HandleTypeDef* hdac) |
bogdanm | 0:9b334a45a8ff | 522 | { |
bogdanm | 0:9b334a45a8ff | 523 | /* Note : This function is defined into this file for library reference. */ |
bogdanm | 0:9b334a45a8ff | 524 | /* Function content is located into file stm32f0xx_hal_dac_ex.c */ |
bogdanm | 0:9b334a45a8ff | 525 | } |
bogdanm | 0:9b334a45a8ff | 526 | |
bogdanm | 0:9b334a45a8ff | 527 | /** |
bogdanm | 0:9b334a45a8ff | 528 | * @brief Set the specified data holding register value for DAC channel. |
bogdanm | 0:9b334a45a8ff | 529 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 530 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 531 | * @param Channel: The selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 532 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 533 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
bogdanm | 0:9b334a45a8ff | 534 | * @arg DAC_CHANNEL_2: DAC Channel2 selected |
bogdanm | 0:9b334a45a8ff | 535 | * @param Alignment: Specifies the data alignment. |
bogdanm | 0:9b334a45a8ff | 536 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 537 | * @arg DAC_ALIGN_8B_R: 8bit right data alignment selected |
bogdanm | 0:9b334a45a8ff | 538 | * @arg DAC_ALIGN_12B_L: 12bit left data alignment selected |
bogdanm | 0:9b334a45a8ff | 539 | * @arg DAC_ALIGN_12B_R: 12bit right data alignment selected |
bogdanm | 0:9b334a45a8ff | 540 | * @param Data: Data to be loaded in the selected data holding register. |
bogdanm | 0:9b334a45a8ff | 541 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 542 | */ |
bogdanm | 0:9b334a45a8ff | 543 | HAL_StatusTypeDef HAL_DAC_SetValue(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t Alignment, uint32_t Data) |
bogdanm | 0:9b334a45a8ff | 544 | { |
bogdanm | 0:9b334a45a8ff | 545 | __IO uint32_t tmp = 0; |
bogdanm | 0:9b334a45a8ff | 546 | |
bogdanm | 0:9b334a45a8ff | 547 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 548 | assert_param(IS_DAC_CHANNEL(Channel)); |
bogdanm | 0:9b334a45a8ff | 549 | assert_param(IS_DAC_ALIGN(Alignment)); |
bogdanm | 0:9b334a45a8ff | 550 | assert_param(IS_DAC_DATA(Data)); |
bogdanm | 0:9b334a45a8ff | 551 | |
bogdanm | 0:9b334a45a8ff | 552 | tmp = (uint32_t)hdac->Instance; |
bogdanm | 0:9b334a45a8ff | 553 | if(Channel == DAC_CHANNEL_1) |
bogdanm | 0:9b334a45a8ff | 554 | { |
bogdanm | 0:9b334a45a8ff | 555 | tmp += DAC_DHR12R1_ALIGNMENT(Alignment); |
bogdanm | 0:9b334a45a8ff | 556 | } |
bogdanm | 0:9b334a45a8ff | 557 | else |
bogdanm | 0:9b334a45a8ff | 558 | { |
bogdanm | 0:9b334a45a8ff | 559 | tmp += DAC_DHR12R2_ALIGNMENT(Alignment); |
bogdanm | 0:9b334a45a8ff | 560 | } |
bogdanm | 0:9b334a45a8ff | 561 | |
bogdanm | 0:9b334a45a8ff | 562 | /* Set the DAC channel1 selected data holding register */ |
bogdanm | 0:9b334a45a8ff | 563 | *(__IO uint32_t *) tmp = Data; |
bogdanm | 0:9b334a45a8ff | 564 | |
bogdanm | 0:9b334a45a8ff | 565 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 566 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 567 | } |
bogdanm | 0:9b334a45a8ff | 568 | |
bogdanm | 0:9b334a45a8ff | 569 | /** |
bogdanm | 0:9b334a45a8ff | 570 | * @brief Conversion complete callback in non blocking mode for Channel1 |
bogdanm | 0:9b334a45a8ff | 571 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 572 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 573 | * @retval None |
bogdanm | 0:9b334a45a8ff | 574 | */ |
bogdanm | 0:9b334a45a8ff | 575 | __weak void HAL_DAC_ConvCpltCallbackCh1(DAC_HandleTypeDef* hdac) |
bogdanm | 0:9b334a45a8ff | 576 | { |
bogdanm | 0:9b334a45a8ff | 577 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 578 | the HAL_DAC_ConvCpltCallbackCh1 could be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 579 | */ |
bogdanm | 0:9b334a45a8ff | 580 | } |
bogdanm | 0:9b334a45a8ff | 581 | |
bogdanm | 0:9b334a45a8ff | 582 | /** |
bogdanm | 0:9b334a45a8ff | 583 | * @brief Conversion half DMA transfer callback in non-blocking mode for Channel1 |
bogdanm | 0:9b334a45a8ff | 584 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 585 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 586 | * @retval None |
bogdanm | 0:9b334a45a8ff | 587 | */ |
bogdanm | 0:9b334a45a8ff | 588 | __weak void HAL_DAC_ConvHalfCpltCallbackCh1(DAC_HandleTypeDef* hdac) |
bogdanm | 0:9b334a45a8ff | 589 | { |
bogdanm | 0:9b334a45a8ff | 590 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 591 | the HAL_DAC_ConvHalfCpltCallbackCh1 could be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 592 | */ |
bogdanm | 0:9b334a45a8ff | 593 | } |
bogdanm | 0:9b334a45a8ff | 594 | |
bogdanm | 0:9b334a45a8ff | 595 | /** |
bogdanm | 0:9b334a45a8ff | 596 | * @brief Error DAC callback for Channel1. |
bogdanm | 0:9b334a45a8ff | 597 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 598 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 599 | * @retval None |
bogdanm | 0:9b334a45a8ff | 600 | */ |
bogdanm | 0:9b334a45a8ff | 601 | __weak void HAL_DAC_ErrorCallbackCh1(DAC_HandleTypeDef *hdac) |
bogdanm | 0:9b334a45a8ff | 602 | { |
bogdanm | 0:9b334a45a8ff | 603 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 604 | the HAL_DAC_ErrorCallbackCh1 could be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 605 | */ |
bogdanm | 0:9b334a45a8ff | 606 | } |
bogdanm | 0:9b334a45a8ff | 607 | |
bogdanm | 0:9b334a45a8ff | 608 | /** |
bogdanm | 0:9b334a45a8ff | 609 | * @brief DMA underrun DAC callback for channel1. |
bogdanm | 0:9b334a45a8ff | 610 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 611 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 612 | * @retval None |
bogdanm | 0:9b334a45a8ff | 613 | */ |
bogdanm | 0:9b334a45a8ff | 614 | __weak void HAL_DAC_DMAUnderrunCallbackCh1(DAC_HandleTypeDef *hdac) |
bogdanm | 0:9b334a45a8ff | 615 | { |
bogdanm | 0:9b334a45a8ff | 616 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 617 | the HAL_DAC_DMAUnderrunCallbackCh1 could be implemented in the user file |
bogdanm | 0:9b334a45a8ff | 618 | */ |
bogdanm | 0:9b334a45a8ff | 619 | } |
bogdanm | 0:9b334a45a8ff | 620 | |
bogdanm | 0:9b334a45a8ff | 621 | /** |
bogdanm | 0:9b334a45a8ff | 622 | * @} |
bogdanm | 0:9b334a45a8ff | 623 | */ |
bogdanm | 0:9b334a45a8ff | 624 | |
bogdanm | 0:9b334a45a8ff | 625 | /** @defgroup DAC_Exported_Functions_Group3 Peripheral Control functions |
bogdanm | 0:9b334a45a8ff | 626 | * @brief Peripheral Control functions |
bogdanm | 0:9b334a45a8ff | 627 | * |
bogdanm | 0:9b334a45a8ff | 628 | @verbatim |
bogdanm | 0:9b334a45a8ff | 629 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 630 | ##### Peripheral Control functions ##### |
bogdanm | 0:9b334a45a8ff | 631 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 632 | [..] This section provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 633 | (+) Configure channels. |
bogdanm | 0:9b334a45a8ff | 634 | (+) Get result of conversion. |
bogdanm | 0:9b334a45a8ff | 635 | |
bogdanm | 0:9b334a45a8ff | 636 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 637 | * @{ |
bogdanm | 0:9b334a45a8ff | 638 | */ |
bogdanm | 0:9b334a45a8ff | 639 | |
bogdanm | 0:9b334a45a8ff | 640 | /** |
bogdanm | 0:9b334a45a8ff | 641 | * @brief Returns the last data output value of the selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 642 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 643 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 644 | * @param Channel: The selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 645 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 646 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
bogdanm | 0:9b334a45a8ff | 647 | * @arg DAC_CHANNEL_2: DAC Channel2 selected |
bogdanm | 0:9b334a45a8ff | 648 | * @retval The selected DAC channel data output value. |
bogdanm | 0:9b334a45a8ff | 649 | */ |
bogdanm | 0:9b334a45a8ff | 650 | __weak uint32_t HAL_DAC_GetValue(DAC_HandleTypeDef* hdac, uint32_t Channel) |
bogdanm | 0:9b334a45a8ff | 651 | { |
bogdanm | 0:9b334a45a8ff | 652 | /* Note : This function is defined into this file for library reference. */ |
bogdanm | 0:9b334a45a8ff | 653 | /* Function content is located into file stm32f0xx_hal_dac_ex.c */ |
bogdanm | 0:9b334a45a8ff | 654 | |
bogdanm | 0:9b334a45a8ff | 655 | /* Return error status as not implemented here */ |
bogdanm | 0:9b334a45a8ff | 656 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 657 | } |
bogdanm | 0:9b334a45a8ff | 658 | |
bogdanm | 0:9b334a45a8ff | 659 | /** |
bogdanm | 0:9b334a45a8ff | 660 | * @brief Configures the selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 661 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 662 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 663 | * @param sConfig: DAC configuration structure. |
bogdanm | 0:9b334a45a8ff | 664 | * @param Channel: The selected DAC channel. |
bogdanm | 0:9b334a45a8ff | 665 | * This parameter can be one of the following values: |
bogdanm | 0:9b334a45a8ff | 666 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
bogdanm | 0:9b334a45a8ff | 667 | * @arg DAC_CHANNEL_2: DAC Channel2 selected |
bogdanm | 0:9b334a45a8ff | 668 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 669 | */ |
bogdanm | 0:9b334a45a8ff | 670 | __weak HAL_StatusTypeDef HAL_DAC_ConfigChannel(DAC_HandleTypeDef* hdac, DAC_ChannelConfTypeDef* sConfig, uint32_t Channel) |
bogdanm | 0:9b334a45a8ff | 671 | { |
bogdanm | 0:9b334a45a8ff | 672 | /* Note : This function is defined into this file for library reference. */ |
bogdanm | 0:9b334a45a8ff | 673 | /* Function content is located into file stm32f0xx_hal_dac_ex.c */ |
bogdanm | 0:9b334a45a8ff | 674 | |
bogdanm | 0:9b334a45a8ff | 675 | /* Return error status as not implemented here */ |
bogdanm | 0:9b334a45a8ff | 676 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 677 | } |
bogdanm | 0:9b334a45a8ff | 678 | |
bogdanm | 0:9b334a45a8ff | 679 | /** |
bogdanm | 0:9b334a45a8ff | 680 | * @} |
bogdanm | 0:9b334a45a8ff | 681 | */ |
bogdanm | 0:9b334a45a8ff | 682 | |
bogdanm | 0:9b334a45a8ff | 683 | /** @defgroup DAC_Exported_Functions_Group4 Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 684 | * @brief Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 685 | * |
bogdanm | 0:9b334a45a8ff | 686 | @verbatim |
bogdanm | 0:9b334a45a8ff | 687 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 688 | ##### Peripheral State and Errors functions ##### |
bogdanm | 0:9b334a45a8ff | 689 | ============================================================================== |
bogdanm | 0:9b334a45a8ff | 690 | [..] |
bogdanm | 0:9b334a45a8ff | 691 | This subsection provides functions allowing to |
bogdanm | 0:9b334a45a8ff | 692 | (+) Check the DAC state. |
bogdanm | 0:9b334a45a8ff | 693 | (+) Check the DAC Errors. |
bogdanm | 0:9b334a45a8ff | 694 | |
bogdanm | 0:9b334a45a8ff | 695 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 696 | * @{ |
bogdanm | 0:9b334a45a8ff | 697 | */ |
bogdanm | 0:9b334a45a8ff | 698 | |
bogdanm | 0:9b334a45a8ff | 699 | /** |
bogdanm | 0:9b334a45a8ff | 700 | * @brief return the DAC handle state |
bogdanm | 0:9b334a45a8ff | 701 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 702 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 703 | * @retval HAL state |
bogdanm | 0:9b334a45a8ff | 704 | */ |
bogdanm | 0:9b334a45a8ff | 705 | HAL_DAC_StateTypeDef HAL_DAC_GetState(DAC_HandleTypeDef* hdac) |
bogdanm | 0:9b334a45a8ff | 706 | { |
bogdanm | 0:9b334a45a8ff | 707 | /* Return DAC handle state */ |
bogdanm | 0:9b334a45a8ff | 708 | return hdac->State; |
bogdanm | 0:9b334a45a8ff | 709 | } |
bogdanm | 0:9b334a45a8ff | 710 | |
bogdanm | 0:9b334a45a8ff | 711 | |
bogdanm | 0:9b334a45a8ff | 712 | /** |
bogdanm | 0:9b334a45a8ff | 713 | * @brief Return the DAC error code |
bogdanm | 0:9b334a45a8ff | 714 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 715 | * the configuration information for the specified DAC. |
bogdanm | 0:9b334a45a8ff | 716 | * @retval DAC Error Code |
bogdanm | 0:9b334a45a8ff | 717 | */ |
bogdanm | 0:9b334a45a8ff | 718 | uint32_t HAL_DAC_GetError(DAC_HandleTypeDef *hdac) |
bogdanm | 0:9b334a45a8ff | 719 | { |
bogdanm | 0:9b334a45a8ff | 720 | return hdac->ErrorCode; |
bogdanm | 0:9b334a45a8ff | 721 | } |
bogdanm | 0:9b334a45a8ff | 722 | |
bogdanm | 0:9b334a45a8ff | 723 | /** |
bogdanm | 0:9b334a45a8ff | 724 | * @} |
bogdanm | 0:9b334a45a8ff | 725 | */ |
bogdanm | 0:9b334a45a8ff | 726 | |
bogdanm | 0:9b334a45a8ff | 727 | |
bogdanm | 0:9b334a45a8ff | 728 | /** |
bogdanm | 0:9b334a45a8ff | 729 | * @} |
bogdanm | 0:9b334a45a8ff | 730 | */ |
bogdanm | 0:9b334a45a8ff | 731 | |
bogdanm | 0:9b334a45a8ff | 732 | /** |
bogdanm | 0:9b334a45a8ff | 733 | * @} |
bogdanm | 0:9b334a45a8ff | 734 | */ |
bogdanm | 0:9b334a45a8ff | 735 | #endif /* STM32F051x8 || STM32F058xx || */ |
bogdanm | 0:9b334a45a8ff | 736 | /* STM32F071xB || STM32F072xB || STM32F078xx || */ |
bogdanm | 0:9b334a45a8ff | 737 | /* STM32F091xC || STM32F098xx */ |
bogdanm | 0:9b334a45a8ff | 738 | |
bogdanm | 0:9b334a45a8ff | 739 | #endif /* HAL_DAC_MODULE_ENABLED */ |
bogdanm | 0:9b334a45a8ff | 740 | |
bogdanm | 0:9b334a45a8ff | 741 | /** |
bogdanm | 0:9b334a45a8ff | 742 | * @} |
bogdanm | 0:9b334a45a8ff | 743 | */ |
bogdanm | 0:9b334a45a8ff | 744 | |
bogdanm | 0:9b334a45a8ff | 745 | |
bogdanm | 0:9b334a45a8ff | 746 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |