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targets/cmsis/TARGET_STM/TARGET_STM32L0/stm32l0xx_hal_dac.c@636:a11c0372f0ba, 2015-09-30 (annotated)
- Committer:
- mbed_official
- Date:
- Wed Sep 30 17:00:09 2015 +0100
- Revision:
- 636:a11c0372f0ba
- Parent:
- 490:119543c9f674
Synchronized with git revision d29c98dae61be0946ddf3a3c641c7726056f9452
Full URL: https://github.com/mbedmicro/mbed/commit/d29c98dae61be0946ddf3a3c641c7726056f9452/
Added support for SAMW25
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 376:cb4d9db17537 | 1 | /** |
mbed_official | 376:cb4d9db17537 | 2 | ****************************************************************************** |
mbed_official | 376:cb4d9db17537 | 3 | * @file stm32l0xx_hal_dac.c |
mbed_official | 376:cb4d9db17537 | 4 | * @author MCD Application Team |
mbed_official | 490:119543c9f674 | 5 | * @version V1.2.0 |
mbed_official | 490:119543c9f674 | 6 | * @date 06-February-2015 |
mbed_official | 376:cb4d9db17537 | 7 | * @brief DAC HAL module driver. |
mbed_official | 376:cb4d9db17537 | 8 | * This file provides firmware functions to manage the following |
mbed_official | 376:cb4d9db17537 | 9 | * functionalities of the Digital to Analog Converter (DAC) peripheral: |
mbed_official | 490:119543c9f674 | 10 | * + Initialization and de-initialization functions |
mbed_official | 490:119543c9f674 | 11 | * + IO operation functions |
mbed_official | 490:119543c9f674 | 12 | * + Peripheral Control functions |
mbed_official | 490:119543c9f674 | 13 | * + Peripheral State and Errors functions |
mbed_official | 376:cb4d9db17537 | 14 | * |
mbed_official | 376:cb4d9db17537 | 15 | * |
mbed_official | 376:cb4d9db17537 | 16 | @verbatim |
mbed_official | 376:cb4d9db17537 | 17 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 18 | ##### DAC Peripheral features ##### |
mbed_official | 376:cb4d9db17537 | 19 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 20 | [..] |
mbed_official | 376:cb4d9db17537 | 21 | *** DAC Channels *** |
mbed_official | 376:cb4d9db17537 | 22 | ==================== |
mbed_official | 376:cb4d9db17537 | 23 | [..] |
mbed_official | 490:119543c9f674 | 24 | STM32F0 devices integrates no, one or two 12-bit Digital Analog Converters. |
mbed_official | 490:119543c9f674 | 25 | STM32L05x & STM32L06x devices have one converter (channel1) |
mbed_official | 490:119543c9f674 | 26 | STM32L07x & STM32L08x devices have two converters (i.e. channel1 & channel2) |
mbed_official | 490:119543c9f674 | 27 | |
mbed_official | 490:119543c9f674 | 28 | When 2 converters are present (i.e. channel1 & channel2) they |
mbed_official | 490:119543c9f674 | 29 | can be used independently or simultaneously (dual mode): |
mbed_official | 376:cb4d9db17537 | 30 | (#) DAC channel1 with DAC_OUT1 (PA4) as output |
mbed_official | 490:119543c9f674 | 31 | (#) DAC channel2 with DAC_OUT2 (PA5) as output (STM32L07x/STM32L08x only) |
mbed_official | 490:119543c9f674 | 32 | (#) Channel1 & channel2 can be used independently or simultaneously in dual mode (STM32L07x/STM32L08x only) |
mbed_official | 376:cb4d9db17537 | 33 | |
mbed_official | 376:cb4d9db17537 | 34 | *** DAC Triggers *** |
mbed_official | 376:cb4d9db17537 | 35 | ==================== |
mbed_official | 376:cb4d9db17537 | 36 | [..] |
mbed_official | 376:cb4d9db17537 | 37 | Digital to Analog conversion can be non-triggered using DAC_Trigger_None |
mbed_official | 376:cb4d9db17537 | 38 | and DAC_OUT1/DAC_OUT2 is available once writing to DHRx register. |
mbed_official | 376:cb4d9db17537 | 39 | [..] |
mbed_official | 376:cb4d9db17537 | 40 | Digital to Analog conversion can be triggered by: |
mbed_official | 376:cb4d9db17537 | 41 | (#) External event: EXTI Line 9 (any GPIOx_Pin9) using DAC_Trigger_Ext_IT9. |
mbed_official | 376:cb4d9db17537 | 42 | The used pin (GPIOx_Pin9) must be configured in input mode. |
mbed_official | 376:cb4d9db17537 | 43 | |
mbed_official | 490:119543c9f674 | 44 | (#) Timers TRGO: |
mbed_official | 490:119543c9f674 | 45 | STM32L05x/STM32L06x : TIM2, TIM6 and TIM21 |
mbed_official | 490:119543c9f674 | 46 | STM32L07x/STM32L08x : TIM2, TIM3, TIM6, TIM7 and TIM21 |
mbed_official | 376:cb4d9db17537 | 47 | (DAC_Trigger_T2_TRGO, DAC_Trigger_T6_TRGO...) |
mbed_official | 376:cb4d9db17537 | 48 | |
mbed_official | 376:cb4d9db17537 | 49 | (#) Software using DAC_Trigger_Software |
mbed_official | 376:cb4d9db17537 | 50 | |
mbed_official | 376:cb4d9db17537 | 51 | *** DAC Buffer mode feature *** |
mbed_official | 376:cb4d9db17537 | 52 | =============================== |
mbed_official | 376:cb4d9db17537 | 53 | [..] |
mbed_official | 376:cb4d9db17537 | 54 | Each DAC channel integrates an output buffer that can be used to |
mbed_official | 376:cb4d9db17537 | 55 | reduce the output impedance, and to drive external loads directly |
mbed_official | 376:cb4d9db17537 | 56 | without having to add an external operational amplifier. |
mbed_official | 376:cb4d9db17537 | 57 | To enable, the output buffer use |
mbed_official | 376:cb4d9db17537 | 58 | sConfig.DAC_OutputBuffer = DAC_OutputBuffer_Enable; |
mbed_official | 376:cb4d9db17537 | 59 | [..] |
mbed_official | 376:cb4d9db17537 | 60 | (@) Refer to the device datasheet for more details about output |
mbed_official | 376:cb4d9db17537 | 61 | impedance value with and without output buffer. |
mbed_official | 376:cb4d9db17537 | 62 | |
mbed_official | 376:cb4d9db17537 | 63 | *** DAC wave generation feature *** |
mbed_official | 376:cb4d9db17537 | 64 | =================================== |
mbed_official | 376:cb4d9db17537 | 65 | [..] |
mbed_official | 376:cb4d9db17537 | 66 | Both DAC channels can be used to generate |
mbed_official | 490:119543c9f674 | 67 | (#) Noise wave using HAL_DACEx_NoiseWaveGenerate() |
mbed_official | 490:119543c9f674 | 68 | (#) Triangle wave using HAL_DACEx_TriangleWaveGenerate() |
mbed_official | 376:cb4d9db17537 | 69 | |
mbed_official | 376:cb4d9db17537 | 70 | *** DAC data format *** |
mbed_official | 376:cb4d9db17537 | 71 | ======================= |
mbed_official | 376:cb4d9db17537 | 72 | [..] |
mbed_official | 376:cb4d9db17537 | 73 | The DAC data format can be: |
mbed_official | 376:cb4d9db17537 | 74 | (#) 8-bit right alignment using DAC_ALIGN_8B_R |
mbed_official | 376:cb4d9db17537 | 75 | (#) 12-bit left alignment using DAC_ALIGN_12B_L |
mbed_official | 376:cb4d9db17537 | 76 | (#) 12-bit right alignment using DAC_ALIGN_12B_R |
mbed_official | 376:cb4d9db17537 | 77 | |
mbed_official | 376:cb4d9db17537 | 78 | *** DAC data value to voltage correspondence *** |
mbed_official | 376:cb4d9db17537 | 79 | ================================================ |
mbed_official | 376:cb4d9db17537 | 80 | [..] |
mbed_official | 376:cb4d9db17537 | 81 | The analog output voltage on each DAC channel pin is determined |
mbed_official | 376:cb4d9db17537 | 82 | by the following equation: |
mbed_official | 376:cb4d9db17537 | 83 | DAC_OUTx = VREF+ * DOR / 4095 |
mbed_official | 376:cb4d9db17537 | 84 | with DOR is the Data Output Register |
mbed_official | 376:cb4d9db17537 | 85 | VEF+ is the input voltage reference (refer to the device datasheet) |
mbed_official | 376:cb4d9db17537 | 86 | e.g. To set DAC_OUT1 to 0.7V, use |
mbed_official | 376:cb4d9db17537 | 87 | Assuming that VREF+ = 3.3V, DAC_OUT1 = (3.3 * 868) / 4095 = 0.7V |
mbed_official | 376:cb4d9db17537 | 88 | |
mbed_official | 376:cb4d9db17537 | 89 | *** DMA requests *** |
mbed_official | 376:cb4d9db17537 | 90 | ===================== |
mbed_official | 376:cb4d9db17537 | 91 | [..] |
mbed_official | 376:cb4d9db17537 | 92 | A DMA1 request can be generated when an external trigger (but not |
mbed_official | 376:cb4d9db17537 | 93 | a software trigger) occurs if DMA1 requests are enabled using |
mbed_official | 376:cb4d9db17537 | 94 | HAL_DAC_Start_DMA() |
mbed_official | 376:cb4d9db17537 | 95 | [..] |
mbed_official | 376:cb4d9db17537 | 96 | DMA1 requests are mapped as following: |
mbed_official | 376:cb4d9db17537 | 97 | (#) DAC channel1 : mapped on DMA1 Request9 channel2 which must be |
mbed_official | 376:cb4d9db17537 | 98 | already configured |
mbed_official | 490:119543c9f674 | 99 | (#) DAC channel2 : mapped on DMA1 Request15 channel4 which must be |
mbed_official | 490:119543c9f674 | 100 | already configured (STM32L07x/STM32L08x only) |
mbed_official | 490:119543c9f674 | 101 | |
mbed_official | 490:119543c9f674 | 102 | -@- For Dual mode (STM32L07x/STM32L08x only) and specific signal Triangle and noise generation please |
mbed_official | 490:119543c9f674 | 103 | refer to Extension Features Driver description |
mbed_official | 376:cb4d9db17537 | 104 | |
mbed_official | 376:cb4d9db17537 | 105 | |
mbed_official | 376:cb4d9db17537 | 106 | ##### How to use this driver ##### |
mbed_official | 376:cb4d9db17537 | 107 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 108 | [..] |
mbed_official | 376:cb4d9db17537 | 109 | (+) DAC APB clock must be enabled to get write access to DAC |
mbed_official | 376:cb4d9db17537 | 110 | registers using HAL_DAC_Init() |
mbed_official | 490:119543c9f674 | 111 | (+) Configure DAC_OUT1: PA4 in analog mode. |
mbed_official | 490:119543c9f674 | 112 | (+) Configure DAC_OUT2: PA5 in analog mode (STM32L07x/STM32L08x only). |
mbed_official | 376:cb4d9db17537 | 113 | (+) Configure the DAC channel using HAL_DAC_ConfigChannel() function. |
mbed_official | 376:cb4d9db17537 | 114 | (+) Enable the DAC channel using HAL_DAC_Start() or HAL_DAC_Start_DMA functions |
mbed_official | 376:cb4d9db17537 | 115 | |
mbed_official | 490:119543c9f674 | 116 | *** Polling mode IO operation *** |
mbed_official | 490:119543c9f674 | 117 | ================================= |
mbed_official | 490:119543c9f674 | 118 | [..] |
mbed_official | 490:119543c9f674 | 119 | (+) Start the DAC peripheral using HAL_DAC_Start() |
mbed_official | 490:119543c9f674 | 120 | (+) To read the DAC last data output value value, use the HAL_DAC_GetValue() function. |
mbed_official | 490:119543c9f674 | 121 | (+) Stop the DAC peripheral using HAL_DAC_Stop() |
mbed_official | 490:119543c9f674 | 122 | |
mbed_official | 490:119543c9f674 | 123 | *** DMA mode IO operation *** |
mbed_official | 490:119543c9f674 | 124 | ============================== |
mbed_official | 490:119543c9f674 | 125 | [..] |
mbed_official | 490:119543c9f674 | 126 | (+) Start the DAC peripheral using HAL_DAC_Start_DMA(), at this stage the user specify the length |
mbed_official | 490:119543c9f674 | 127 | of data to be transferred at each end of conversion |
mbed_official | 490:119543c9f674 | 128 | (+) At the middle of data transfer HAL_DAC_ConvHalfCpltCallbackCh1()or HAL_DAC_ConvHalfCpltCallbackCh2() |
mbed_official | 490:119543c9f674 | 129 | function is executed and user can add his own code by customization of function pointer |
mbed_official | 490:119543c9f674 | 130 | HAL_DAC_ConvHalfCpltCallbackCh1 or HAL_DAC_ConvHalfCpltCallbackCh2 |
mbed_official | 490:119543c9f674 | 131 | (+) At The end of data transfer HAL_DAC_ConvCpltCallbackCh1()or HAL_DAC_ConvCpltCallbackCh2() |
mbed_official | 490:119543c9f674 | 132 | function is executed and user can add his own code by customization of function pointer |
mbed_official | 490:119543c9f674 | 133 | HAL_DAC_ConvCpltCallbackCh1 or HAL_DAC_ConvCpltCallbackCh2 |
mbed_official | 490:119543c9f674 | 134 | (+) In case of transfer Error, HAL_DAC_ErrorCallbackCh1() function is executed and user can |
mbed_official | 490:119543c9f674 | 135 | add his own code by customization of function pointer HAL_DAC_ErrorCallbackCh1 |
mbed_official | 490:119543c9f674 | 136 | (+) In case of DMA underrun, DAC interruption triggers and execute internal function HAL_DAC_IRQHandler. |
mbed_official | 490:119543c9f674 | 137 | HAL_DAC_DMAUnderrunCallbackCh1()or HAL_DAC_DMAUnderrunCallbackCh2() |
mbed_official | 490:119543c9f674 | 138 | function is executed and user can add his own code by customization of function pointer |
mbed_official | 490:119543c9f674 | 139 | HAL_DAC_DMAUnderrunCallbackCh1 or HAL_DAC_DMAUnderrunCallbackCh2 |
mbed_official | 490:119543c9f674 | 140 | add his own code by customization of function pointer HAL_DAC_ErrorCallbackCh1 |
mbed_official | 490:119543c9f674 | 141 | (+) Stop the DAC peripheral using HAL_DAC_Stop_DMA() |
mbed_official | 490:119543c9f674 | 142 | |
mbed_official | 490:119543c9f674 | 143 | *** DAC HAL driver macros list *** |
mbed_official | 490:119543c9f674 | 144 | ============================================= |
mbed_official | 490:119543c9f674 | 145 | [..] |
mbed_official | 490:119543c9f674 | 146 | Below the list of most used macros in DAC HAL driver. |
mbed_official | 490:119543c9f674 | 147 | |
mbed_official | 490:119543c9f674 | 148 | (+) __HAL_DAC_ENABLE : Enable the DAC peripheral |
mbed_official | 490:119543c9f674 | 149 | (+) __HAL_DAC_DISABLE : Disable the DAC peripheral |
mbed_official | 490:119543c9f674 | 150 | (+) __HAL_DAC_CLEAR_FLAG: Clear the DAC's pending flags |
mbed_official | 490:119543c9f674 | 151 | (+) __HAL_DAC_GET_FLAG: Get the selected DAC's flag status |
mbed_official | 490:119543c9f674 | 152 | |
mbed_official | 490:119543c9f674 | 153 | [..] |
mbed_official | 490:119543c9f674 | 154 | (@) You can refer to the DAC HAL driver header file for more useful macros |
mbed_official | 490:119543c9f674 | 155 | |
mbed_official | 376:cb4d9db17537 | 156 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 157 | ****************************************************************************** |
mbed_official | 376:cb4d9db17537 | 158 | * @attention |
mbed_official | 376:cb4d9db17537 | 159 | * |
mbed_official | 490:119543c9f674 | 160 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
mbed_official | 376:cb4d9db17537 | 161 | * |
mbed_official | 376:cb4d9db17537 | 162 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 376:cb4d9db17537 | 163 | * are permitted provided that the following conditions are met: |
mbed_official | 376:cb4d9db17537 | 164 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 376:cb4d9db17537 | 165 | * this list of conditions and the following disclaimer. |
mbed_official | 376:cb4d9db17537 | 166 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 376:cb4d9db17537 | 167 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 376:cb4d9db17537 | 168 | * and/or other materials provided with the distribution. |
mbed_official | 376:cb4d9db17537 | 169 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 376:cb4d9db17537 | 170 | * may be used to endorse or promote products derived from this software |
mbed_official | 376:cb4d9db17537 | 171 | * without specific prior written permission. |
mbed_official | 376:cb4d9db17537 | 172 | * |
mbed_official | 376:cb4d9db17537 | 173 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 376:cb4d9db17537 | 174 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 376:cb4d9db17537 | 175 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 376:cb4d9db17537 | 176 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 376:cb4d9db17537 | 177 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 376:cb4d9db17537 | 178 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 376:cb4d9db17537 | 179 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 376:cb4d9db17537 | 180 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 376:cb4d9db17537 | 181 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 376:cb4d9db17537 | 182 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 376:cb4d9db17537 | 183 | * |
mbed_official | 376:cb4d9db17537 | 184 | ****************************************************************************** |
mbed_official | 376:cb4d9db17537 | 185 | */ |
mbed_official | 376:cb4d9db17537 | 186 | |
mbed_official | 376:cb4d9db17537 | 187 | |
mbed_official | 490:119543c9f674 | 188 | #if !defined (STM32L031xx) && !defined (STM32L041xx) && !defined (STM32L051xx) && !defined (STM32L061xx) && !defined (STM32L071xx) && !defined (STM32L081xx) |
mbed_official | 376:cb4d9db17537 | 189 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 190 | #include "stm32l0xx_hal.h" |
mbed_official | 376:cb4d9db17537 | 191 | |
mbed_official | 490:119543c9f674 | 192 | #ifdef HAL_DAC_MODULE_ENABLED |
mbed_official | 376:cb4d9db17537 | 193 | /** @addtogroup STM32L0xx_HAL_Driver |
mbed_official | 376:cb4d9db17537 | 194 | * @{ |
mbed_official | 376:cb4d9db17537 | 195 | */ |
mbed_official | 376:cb4d9db17537 | 196 | |
mbed_official | 490:119543c9f674 | 197 | /** @defgroup DAC DAC HAL module driver |
mbed_official | 376:cb4d9db17537 | 198 | * @brief DAC driver modules |
mbed_official | 376:cb4d9db17537 | 199 | * @{ |
mbed_official | 376:cb4d9db17537 | 200 | */ |
mbed_official | 376:cb4d9db17537 | 201 | |
mbed_official | 376:cb4d9db17537 | 202 | |
mbed_official | 376:cb4d9db17537 | 203 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 204 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 205 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 206 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 207 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 208 | |
mbed_official | 376:cb4d9db17537 | 209 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 376:cb4d9db17537 | 210 | |
mbed_official | 490:119543c9f674 | 211 | /** @defgroup DAC_Exported_Functions DAC Exported Functions |
mbed_official | 376:cb4d9db17537 | 212 | * @{ |
mbed_official | 376:cb4d9db17537 | 213 | */ |
mbed_official | 376:cb4d9db17537 | 214 | |
mbed_official | 490:119543c9f674 | 215 | /** @defgroup DAC_Exported_Functions_Group1 Initialization and de-initialization functions |
mbed_official | 376:cb4d9db17537 | 216 | * @brief Initialization and Configuration functions |
mbed_official | 376:cb4d9db17537 | 217 | * |
mbed_official | 376:cb4d9db17537 | 218 | @verbatim |
mbed_official | 376:cb4d9db17537 | 219 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 220 | ##### Initialization and de-initialization functions ##### |
mbed_official | 376:cb4d9db17537 | 221 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 222 | [..] This section provides functions allowing to: |
mbed_official | 376:cb4d9db17537 | 223 | (+) Initialize and configure the DAC. |
mbed_official | 376:cb4d9db17537 | 224 | (+) De-initialize the DAC. |
mbed_official | 376:cb4d9db17537 | 225 | |
mbed_official | 376:cb4d9db17537 | 226 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 227 | * @{ |
mbed_official | 376:cb4d9db17537 | 228 | */ |
mbed_official | 376:cb4d9db17537 | 229 | |
mbed_official | 376:cb4d9db17537 | 230 | /** |
mbed_official | 376:cb4d9db17537 | 231 | * @brief Initializes the DAC peripheral according to the specified parameters |
mbed_official | 376:cb4d9db17537 | 232 | * in the DAC_InitStruct. |
mbed_official | 376:cb4d9db17537 | 233 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 234 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 235 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 236 | */ |
mbed_official | 376:cb4d9db17537 | 237 | HAL_StatusTypeDef HAL_DAC_Init(DAC_HandleTypeDef* hdac) |
mbed_official | 376:cb4d9db17537 | 238 | { |
mbed_official | 376:cb4d9db17537 | 239 | /* Check DAC handle */ |
mbed_official | 490:119543c9f674 | 240 | if(hdac == NULL) |
mbed_official | 376:cb4d9db17537 | 241 | { |
mbed_official | 376:cb4d9db17537 | 242 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 243 | } |
mbed_official | 376:cb4d9db17537 | 244 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 245 | assert_param(IS_DAC_ALL_INSTANCE(hdac->Instance)); |
mbed_official | 376:cb4d9db17537 | 246 | |
mbed_official | 376:cb4d9db17537 | 247 | if(hdac->State == HAL_DAC_STATE_RESET) |
mbed_official | 376:cb4d9db17537 | 248 | { |
mbed_official | 376:cb4d9db17537 | 249 | /* Init the low level hardware */ |
mbed_official | 376:cb4d9db17537 | 250 | HAL_DAC_MspInit(hdac); |
mbed_official | 376:cb4d9db17537 | 251 | } |
mbed_official | 376:cb4d9db17537 | 252 | |
mbed_official | 376:cb4d9db17537 | 253 | /* Initialize the DAC state*/ |
mbed_official | 376:cb4d9db17537 | 254 | hdac->State = HAL_DAC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 255 | |
mbed_official | 376:cb4d9db17537 | 256 | /* Set DAC error code to none */ |
mbed_official | 376:cb4d9db17537 | 257 | hdac->ErrorCode = HAL_DAC_ERROR_NONE; |
mbed_official | 376:cb4d9db17537 | 258 | |
mbed_official | 376:cb4d9db17537 | 259 | /* Initialize the DAC state*/ |
mbed_official | 376:cb4d9db17537 | 260 | hdac->State = HAL_DAC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 261 | |
mbed_official | 376:cb4d9db17537 | 262 | /* Return function status */ |
mbed_official | 376:cb4d9db17537 | 263 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 264 | } |
mbed_official | 376:cb4d9db17537 | 265 | |
mbed_official | 376:cb4d9db17537 | 266 | /** |
mbed_official | 376:cb4d9db17537 | 267 | * @brief Deinitializes the DAC peripheral registers to their default reset values. |
mbed_official | 376:cb4d9db17537 | 268 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 269 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 270 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 271 | */ |
mbed_official | 376:cb4d9db17537 | 272 | HAL_StatusTypeDef HAL_DAC_DeInit(DAC_HandleTypeDef* hdac) |
mbed_official | 376:cb4d9db17537 | 273 | { |
mbed_official | 376:cb4d9db17537 | 274 | /* Check DAC handle */ |
mbed_official | 490:119543c9f674 | 275 | if(hdac == NULL) |
mbed_official | 376:cb4d9db17537 | 276 | { |
mbed_official | 376:cb4d9db17537 | 277 | return HAL_ERROR; |
mbed_official | 376:cb4d9db17537 | 278 | } |
mbed_official | 376:cb4d9db17537 | 279 | |
mbed_official | 376:cb4d9db17537 | 280 | /* Check the parameters */ |
mbed_official | 376:cb4d9db17537 | 281 | assert_param(IS_DAC_ALL_INSTANCE(hdac->Instance)); |
mbed_official | 376:cb4d9db17537 | 282 | |
mbed_official | 376:cb4d9db17537 | 283 | /* Change DAC state */ |
mbed_official | 376:cb4d9db17537 | 284 | hdac->State = HAL_DAC_STATE_BUSY; |
mbed_official | 376:cb4d9db17537 | 285 | |
mbed_official | 376:cb4d9db17537 | 286 | /* DeInit the low level hardware */ |
mbed_official | 376:cb4d9db17537 | 287 | HAL_DAC_MspDeInit(hdac); |
mbed_official | 376:cb4d9db17537 | 288 | |
mbed_official | 376:cb4d9db17537 | 289 | /* Set DAC error code to none */ |
mbed_official | 376:cb4d9db17537 | 290 | hdac->ErrorCode = HAL_DAC_ERROR_NONE; |
mbed_official | 376:cb4d9db17537 | 291 | |
mbed_official | 376:cb4d9db17537 | 292 | /* Change DAC state */ |
mbed_official | 376:cb4d9db17537 | 293 | hdac->State = HAL_DAC_STATE_RESET; |
mbed_official | 376:cb4d9db17537 | 294 | |
mbed_official | 376:cb4d9db17537 | 295 | /* Release Lock */ |
mbed_official | 376:cb4d9db17537 | 296 | __HAL_UNLOCK(hdac); |
mbed_official | 376:cb4d9db17537 | 297 | |
mbed_official | 376:cb4d9db17537 | 298 | /* Return function status */ |
mbed_official | 376:cb4d9db17537 | 299 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 300 | } |
mbed_official | 376:cb4d9db17537 | 301 | |
mbed_official | 376:cb4d9db17537 | 302 | /** |
mbed_official | 376:cb4d9db17537 | 303 | * @brief Initializes the DAC MSP. |
mbed_official | 376:cb4d9db17537 | 304 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 305 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 306 | * @retval None |
mbed_official | 376:cb4d9db17537 | 307 | */ |
mbed_official | 376:cb4d9db17537 | 308 | __weak void HAL_DAC_MspInit(DAC_HandleTypeDef* hdac) |
mbed_official | 376:cb4d9db17537 | 309 | { |
mbed_official | 376:cb4d9db17537 | 310 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 376:cb4d9db17537 | 311 | the HAL_DAC_MspInit could be implemented in the user file |
mbed_official | 376:cb4d9db17537 | 312 | */ |
mbed_official | 376:cb4d9db17537 | 313 | } |
mbed_official | 376:cb4d9db17537 | 314 | |
mbed_official | 376:cb4d9db17537 | 315 | /** |
mbed_official | 376:cb4d9db17537 | 316 | * @brief DeInitializes the DAC MSP. |
mbed_official | 376:cb4d9db17537 | 317 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 318 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 319 | * @retval None |
mbed_official | 376:cb4d9db17537 | 320 | */ |
mbed_official | 376:cb4d9db17537 | 321 | __weak void HAL_DAC_MspDeInit(DAC_HandleTypeDef* hdac) |
mbed_official | 376:cb4d9db17537 | 322 | { |
mbed_official | 376:cb4d9db17537 | 323 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 376:cb4d9db17537 | 324 | the HAL_DAC_MspDeInit could be implemented in the user file |
mbed_official | 376:cb4d9db17537 | 325 | */ |
mbed_official | 376:cb4d9db17537 | 326 | } |
mbed_official | 376:cb4d9db17537 | 327 | |
mbed_official | 376:cb4d9db17537 | 328 | /** |
mbed_official | 376:cb4d9db17537 | 329 | * @} |
mbed_official | 376:cb4d9db17537 | 330 | */ |
mbed_official | 376:cb4d9db17537 | 331 | |
mbed_official | 490:119543c9f674 | 332 | /** @defgroup DAC_Exported_Functions_Group2 IO operation functions |
mbed_official | 490:119543c9f674 | 333 | * @brief IO operation functions |
mbed_official | 376:cb4d9db17537 | 334 | * |
mbed_official | 376:cb4d9db17537 | 335 | @verbatim |
mbed_official | 376:cb4d9db17537 | 336 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 337 | ##### IO operation functions ##### |
mbed_official | 376:cb4d9db17537 | 338 | ============================================================================== |
mbed_official | 376:cb4d9db17537 | 339 | [..] This section provides functions allowing to: |
mbed_official | 376:cb4d9db17537 | 340 | (+) Start conversion. |
mbed_official | 376:cb4d9db17537 | 341 | (+) Stop conversion. |
mbed_official | 376:cb4d9db17537 | 342 | (+) Start conversion and enable DMA transfer. |
mbed_official | 376:cb4d9db17537 | 343 | (+) Stop conversion and disable DMA transfer. |
mbed_official | 376:cb4d9db17537 | 344 | (+) Get result of conversion. |
mbed_official | 490:119543c9f674 | 345 | (+) Get result of dual mode conversion (STM32L07xx/STM32L08xx only) |
mbed_official | 376:cb4d9db17537 | 346 | |
mbed_official | 376:cb4d9db17537 | 347 | @endverbatim |
mbed_official | 376:cb4d9db17537 | 348 | * @{ |
mbed_official | 376:cb4d9db17537 | 349 | */ |
mbed_official | 376:cb4d9db17537 | 350 | |
mbed_official | 376:cb4d9db17537 | 351 | /** |
mbed_official | 376:cb4d9db17537 | 352 | * @brief Enables DAC and starts conversion of channel. |
mbed_official | 376:cb4d9db17537 | 353 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 354 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 355 | * @param Channel: The selected DAC channel. |
mbed_official | 376:cb4d9db17537 | 356 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 357 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
mbed_official | 490:119543c9f674 | 358 | * @arg DAC_CHANNEL_2: DAC Channel2 selected |
mbed_official | 376:cb4d9db17537 | 359 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 360 | */ |
mbed_official | 490:119543c9f674 | 361 | __weak HAL_StatusTypeDef HAL_DAC_Start(DAC_HandleTypeDef* hdac, uint32_t Channel) |
mbed_official | 376:cb4d9db17537 | 362 | { |
mbed_official | 490:119543c9f674 | 363 | /* Note : This function is defined into this file for library reference. */ |
mbed_official | 490:119543c9f674 | 364 | /* Function content is located into file stm32l0xx_hal_dac_ex.c */ |
mbed_official | 490:119543c9f674 | 365 | |
mbed_official | 376:cb4d9db17537 | 366 | /* Return function status */ |
mbed_official | 376:cb4d9db17537 | 367 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 368 | } |
mbed_official | 376:cb4d9db17537 | 369 | |
mbed_official | 376:cb4d9db17537 | 370 | /** |
mbed_official | 376:cb4d9db17537 | 371 | * @brief Disables DAC and stop conversion of channel. |
mbed_official | 376:cb4d9db17537 | 372 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 373 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 374 | * @param Channel: The selected DAC channel. |
mbed_official | 376:cb4d9db17537 | 375 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 376 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
mbed_official | 490:119543c9f674 | 377 | * @arg DAC_CHANNEL_2: DAC Channel2 selected (STM32L07x/STM32L08x only) |
mbed_official | 376:cb4d9db17537 | 378 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 379 | */ |
mbed_official | 490:119543c9f674 | 380 | HAL_StatusTypeDef HAL_DAC_Stop(DAC_HandleTypeDef* hdac, uint32_t Channel) |
mbed_official | 376:cb4d9db17537 | 381 | { |
mbed_official | 376:cb4d9db17537 | 382 | /* Check the parameters */ |
mbed_official | 490:119543c9f674 | 383 | assert_param(IS_DAC_CHANNEL(Channel)); |
mbed_official | 376:cb4d9db17537 | 384 | |
mbed_official | 376:cb4d9db17537 | 385 | /* Disable the Peripheral */ |
mbed_official | 490:119543c9f674 | 386 | __HAL_DAC_DISABLE(hdac, Channel); |
mbed_official | 376:cb4d9db17537 | 387 | |
mbed_official | 376:cb4d9db17537 | 388 | /* Change DAC state */ |
mbed_official | 376:cb4d9db17537 | 389 | hdac->State = HAL_DAC_STATE_READY; |
mbed_official | 376:cb4d9db17537 | 390 | |
mbed_official | 376:cb4d9db17537 | 391 | /* Return function status */ |
mbed_official | 376:cb4d9db17537 | 392 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 393 | } |
mbed_official | 376:cb4d9db17537 | 394 | |
mbed_official | 376:cb4d9db17537 | 395 | /** |
mbed_official | 376:cb4d9db17537 | 396 | * @brief Enables DAC and starts conversion of channel using DMA. |
mbed_official | 376:cb4d9db17537 | 397 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 398 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 399 | * @param Channel: The selected DAC channel. |
mbed_official | 376:cb4d9db17537 | 400 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 401 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
mbed_official | 490:119543c9f674 | 402 | * @arg DAC_CHANNEL_2: DAC Channel2 selected (STM32L07x/STM32L08x only) |
mbed_official | 376:cb4d9db17537 | 403 | * @param pData: The destination peripheral Buffer address. |
mbed_official | 376:cb4d9db17537 | 404 | * @param Length: The length of data to be transferred from memory to DAC peripheral |
mbed_official | 490:119543c9f674 | 405 | * @param Alignment: Specifies the data alignment for DAC channel. |
mbed_official | 376:cb4d9db17537 | 406 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 407 | * @arg DAC_ALIGN_8B_R: 8bit right data alignment selected |
mbed_official | 376:cb4d9db17537 | 408 | * @arg DAC_ALIGN_12B_L: 12bit left data alignment selected |
mbed_official | 376:cb4d9db17537 | 409 | * @arg DAC_ALIGN_12B_R: 12bit right data alignment selected |
mbed_official | 376:cb4d9db17537 | 410 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 411 | */ |
mbed_official | 490:119543c9f674 | 412 | __weak HAL_StatusTypeDef HAL_DAC_Start_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t* pData, uint32_t Length, uint32_t Alignment) |
mbed_official | 376:cb4d9db17537 | 413 | { |
mbed_official | 490:119543c9f674 | 414 | /* Note : This function is defined into this file for library reference. */ |
mbed_official | 490:119543c9f674 | 415 | /* Function content is located into file stm32l0xx_hal_dac_ex.c */ |
mbed_official | 376:cb4d9db17537 | 416 | |
mbed_official | 376:cb4d9db17537 | 417 | /* Return function status */ |
mbed_official | 376:cb4d9db17537 | 418 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 419 | } |
mbed_official | 376:cb4d9db17537 | 420 | |
mbed_official | 376:cb4d9db17537 | 421 | /** |
mbed_official | 490:119543c9f674 | 422 | * @brief Disables DAC and stop conversion of channel. |
mbed_official | 376:cb4d9db17537 | 423 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 424 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 425 | * @param Channel: The selected DAC channel. |
mbed_official | 376:cb4d9db17537 | 426 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 427 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
mbed_official | 490:119543c9f674 | 428 | * @arg DAC_CHANNEL_2: DAC Channel2 selected (STM32L07x/STM32L08x only) |
mbed_official | 376:cb4d9db17537 | 429 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 430 | */ |
mbed_official | 490:119543c9f674 | 431 | __weak HAL_StatusTypeDef HAL_DAC_Stop_DMA(DAC_HandleTypeDef* hdac, uint32_t Channel) |
mbed_official | 376:cb4d9db17537 | 432 | { |
mbed_official | 490:119543c9f674 | 433 | /* Note : This function is defined into this file for library reference. */ |
mbed_official | 490:119543c9f674 | 434 | /* Function content is located into file stm32l0xx_hal_dac_ex.c */ |
mbed_official | 376:cb4d9db17537 | 435 | |
mbed_official | 376:cb4d9db17537 | 436 | /* Return function status */ |
mbed_official | 376:cb4d9db17537 | 437 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 438 | } |
mbed_official | 376:cb4d9db17537 | 439 | |
mbed_official | 376:cb4d9db17537 | 440 | /** |
mbed_official | 376:cb4d9db17537 | 441 | * @brief Returns the last data output value of the selected DAC channel. |
mbed_official | 376:cb4d9db17537 | 442 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 443 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 444 | * @param Channel: The selected DAC channel. |
mbed_official | 376:cb4d9db17537 | 445 | * This parameter can be one of the following values: |
mbed_official | 376:cb4d9db17537 | 446 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
mbed_official | 490:119543c9f674 | 447 | * @arg DAC_CHANNEL_2: DAC Channel2 selected (STM32L07x/STM32L08x only) |
mbed_official | 490:119543c9f674 | 448 | * @retval The selected DAC channel data output value. |
mbed_official | 376:cb4d9db17537 | 449 | */ |
mbed_official | 490:119543c9f674 | 450 | __weak uint32_t HAL_DAC_GetValue(DAC_HandleTypeDef* hdac, uint32_t Channel) |
mbed_official | 376:cb4d9db17537 | 451 | { |
mbed_official | 490:119543c9f674 | 452 | /* Note : This function is defined into this file for library reference. */ |
mbed_official | 490:119543c9f674 | 453 | /* Function content is located into file stm32l0xx_hal_dac_ex.c */ |
mbed_official | 376:cb4d9db17537 | 454 | |
mbed_official | 376:cb4d9db17537 | 455 | /* Return function status */ |
mbed_official | 490:119543c9f674 | 456 | return 0; |
mbed_official | 376:cb4d9db17537 | 457 | } |
mbed_official | 376:cb4d9db17537 | 458 | |
mbed_official | 376:cb4d9db17537 | 459 | /** |
mbed_official | 376:cb4d9db17537 | 460 | * @brief Handles DAC interrupt request |
mbed_official | 376:cb4d9db17537 | 461 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 462 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 463 | * @retval None |
mbed_official | 376:cb4d9db17537 | 464 | */ |
mbed_official | 490:119543c9f674 | 465 | __weak void HAL_DAC_IRQHandler(DAC_HandleTypeDef* hdac) |
mbed_official | 376:cb4d9db17537 | 466 | { |
mbed_official | 490:119543c9f674 | 467 | /* Note : This function is defined into this file for library reference. */ |
mbed_official | 490:119543c9f674 | 468 | /* Function content is located into file stm32l0xx_hal_dac_ex.c */ |
mbed_official | 376:cb4d9db17537 | 469 | |
mbed_official | 376:cb4d9db17537 | 470 | } |
mbed_official | 376:cb4d9db17537 | 471 | |
mbed_official | 376:cb4d9db17537 | 472 | /** |
mbed_official | 376:cb4d9db17537 | 473 | * @brief Conversion complete callback in non blocking mode for Channel1 |
mbed_official | 376:cb4d9db17537 | 474 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 475 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 476 | * @retval None |
mbed_official | 376:cb4d9db17537 | 477 | */ |
mbed_official | 376:cb4d9db17537 | 478 | __weak void HAL_DAC_ConvCpltCallbackCh1(DAC_HandleTypeDef* hdac) |
mbed_official | 376:cb4d9db17537 | 479 | { |
mbed_official | 376:cb4d9db17537 | 480 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 490:119543c9f674 | 481 | the HAL_DAC_ConvCpltCallbackCh1 could be implemented in the user file |
mbed_official | 376:cb4d9db17537 | 482 | */ |
mbed_official | 376:cb4d9db17537 | 483 | } |
mbed_official | 376:cb4d9db17537 | 484 | |
mbed_official | 376:cb4d9db17537 | 485 | /** |
mbed_official | 376:cb4d9db17537 | 486 | * @brief Conversion half DMA transfer callback in non blocking mode for Channel1 |
mbed_official | 376:cb4d9db17537 | 487 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 488 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 489 | * @retval None |
mbed_official | 376:cb4d9db17537 | 490 | */ |
mbed_official | 376:cb4d9db17537 | 491 | __weak void HAL_DAC_ConvHalfCpltCallbackCh1(DAC_HandleTypeDef* hdac) |
mbed_official | 376:cb4d9db17537 | 492 | { |
mbed_official | 376:cb4d9db17537 | 493 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 376:cb4d9db17537 | 494 | the HAL_DAC_ConvHalfCpltCallbackCh1 could be implemented in the user file |
mbed_official | 376:cb4d9db17537 | 495 | */ |
mbed_official | 376:cb4d9db17537 | 496 | } |
mbed_official | 376:cb4d9db17537 | 497 | |
mbed_official | 376:cb4d9db17537 | 498 | /** |
mbed_official | 376:cb4d9db17537 | 499 | * @brief Error DAC callback for Channel1. |
mbed_official | 376:cb4d9db17537 | 500 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 501 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 502 | * @retval None |
mbed_official | 376:cb4d9db17537 | 503 | */ |
mbed_official | 376:cb4d9db17537 | 504 | __weak void HAL_DAC_ErrorCallbackCh1(DAC_HandleTypeDef *hdac) |
mbed_official | 376:cb4d9db17537 | 505 | { |
mbed_official | 376:cb4d9db17537 | 506 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 490:119543c9f674 | 507 | the HAL_DAC_ErrorCallbackCh1 could be implemented in the user file |
mbed_official | 376:cb4d9db17537 | 508 | */ |
mbed_official | 376:cb4d9db17537 | 509 | } |
mbed_official | 376:cb4d9db17537 | 510 | |
mbed_official | 376:cb4d9db17537 | 511 | /** |
mbed_official | 376:cb4d9db17537 | 512 | * @brief DMA underrun DAC callback for channel1. |
mbed_official | 376:cb4d9db17537 | 513 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 376:cb4d9db17537 | 514 | * the configuration information for the specified DAC. |
mbed_official | 376:cb4d9db17537 | 515 | * @retval None |
mbed_official | 376:cb4d9db17537 | 516 | */ |
mbed_official | 376:cb4d9db17537 | 517 | __weak void HAL_DAC_DMAUnderrunCallbackCh1(DAC_HandleTypeDef *hdac) |
mbed_official | 376:cb4d9db17537 | 518 | { |
mbed_official | 376:cb4d9db17537 | 519 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 376:cb4d9db17537 | 520 | the HAL_DAC_DMAUnderrunCallbackCh1 could be implemented in the user file |
mbed_official | 376:cb4d9db17537 | 521 | */ |
mbed_official | 376:cb4d9db17537 | 522 | } |
mbed_official | 376:cb4d9db17537 | 523 | |
mbed_official | 376:cb4d9db17537 | 524 | /** |
mbed_official | 490:119543c9f674 | 525 | * @} |
mbed_official | 376:cb4d9db17537 | 526 | */ |
mbed_official | 490:119543c9f674 | 527 | |
mbed_official | 490:119543c9f674 | 528 | /** @defgroup DAC_Exported_Functions_Group3 Peripheral Control functions |
mbed_official | 490:119543c9f674 | 529 | * @brief Peripheral Control functions |
mbed_official | 490:119543c9f674 | 530 | * |
mbed_official | 490:119543c9f674 | 531 | @verbatim |
mbed_official | 490:119543c9f674 | 532 | ============================================================================== |
mbed_official | 490:119543c9f674 | 533 | ##### Peripheral Control functions ##### |
mbed_official | 490:119543c9f674 | 534 | ============================================================================== |
mbed_official | 490:119543c9f674 | 535 | [..] This section provides functions allowing to: |
mbed_official | 490:119543c9f674 | 536 | (+) Configure channels. |
mbed_official | 490:119543c9f674 | 537 | (+) Set the specified data holding register value for DAC channel. |
mbed_official | 490:119543c9f674 | 538 | |
mbed_official | 490:119543c9f674 | 539 | @endverbatim |
mbed_official | 490:119543c9f674 | 540 | * @{ |
mbed_official | 490:119543c9f674 | 541 | */ |
mbed_official | 490:119543c9f674 | 542 | |
mbed_official | 490:119543c9f674 | 543 | /** |
mbed_official | 490:119543c9f674 | 544 | * @brief Configures the selected DAC channel. |
mbed_official | 490:119543c9f674 | 545 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 490:119543c9f674 | 546 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 547 | * @param sConfig: DAC configuration structure. |
mbed_official | 490:119543c9f674 | 548 | * @param Channel: The selected DAC channel. |
mbed_official | 490:119543c9f674 | 549 | * This parameter can be one of the following values: |
mbed_official | 490:119543c9f674 | 550 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
mbed_official | 490:119543c9f674 | 551 | * @arg DAC_CHANNEL_2: DAC Channel2 selected (STM32L07x/STM32L08x only) |
mbed_official | 490:119543c9f674 | 552 | * @retval HAL status |
mbed_official | 490:119543c9f674 | 553 | */ |
mbed_official | 490:119543c9f674 | 554 | HAL_StatusTypeDef HAL_DAC_ConfigChannel(DAC_HandleTypeDef* hdac, DAC_ChannelConfTypeDef* sConfig, uint32_t Channel) |
mbed_official | 376:cb4d9db17537 | 555 | { |
mbed_official | 490:119543c9f674 | 556 | uint32_t tmpreg1 = 0, tmpreg2 = 0; |
mbed_official | 490:119543c9f674 | 557 | |
mbed_official | 490:119543c9f674 | 558 | /* Check the DAC parameters */ |
mbed_official | 490:119543c9f674 | 559 | assert_param(IS_DAC_TRIGGER(sConfig->DAC_Trigger)); |
mbed_official | 490:119543c9f674 | 560 | assert_param(IS_DAC_OUTPUT_BUFFER_STATE(sConfig->DAC_OutputBuffer)); |
mbed_official | 490:119543c9f674 | 561 | assert_param(IS_DAC_CHANNEL(Channel)); |
mbed_official | 490:119543c9f674 | 562 | |
mbed_official | 490:119543c9f674 | 563 | /* Process locked */ |
mbed_official | 490:119543c9f674 | 564 | __HAL_LOCK(hdac); |
mbed_official | 490:119543c9f674 | 565 | |
mbed_official | 490:119543c9f674 | 566 | /* Change DAC state */ |
mbed_official | 490:119543c9f674 | 567 | hdac->State = HAL_DAC_STATE_BUSY; |
mbed_official | 490:119543c9f674 | 568 | |
mbed_official | 490:119543c9f674 | 569 | /* Get the DAC CR value */ |
mbed_official | 490:119543c9f674 | 570 | tmpreg1 = hdac->Instance->CR; |
mbed_official | 490:119543c9f674 | 571 | /* Clear BOFFx, TENx, TSELx, WAVEx and MAMPx bits */ |
mbed_official | 490:119543c9f674 | 572 | tmpreg1 &= ~(((uint32_t)(DAC_CR_MAMP1 | DAC_CR_WAVE1 | DAC_CR_TSEL1 | DAC_CR_TEN1 | DAC_CR_BOFF1)) << Channel); |
mbed_official | 490:119543c9f674 | 573 | /* Configure for the selected DAC channel: buffer output, trigger */ |
mbed_official | 490:119543c9f674 | 574 | /* Set TSELx and TENx bits according to DAC_Trigger value */ |
mbed_official | 490:119543c9f674 | 575 | /* Set BOFFx bit according to DAC_OutputBuffer value */ |
mbed_official | 490:119543c9f674 | 576 | tmpreg2 = (sConfig->DAC_Trigger | sConfig->DAC_OutputBuffer); |
mbed_official | 490:119543c9f674 | 577 | /* Calculate CR register value depending on DAC_Channel */ |
mbed_official | 490:119543c9f674 | 578 | tmpreg1 |= tmpreg2 << Channel; |
mbed_official | 490:119543c9f674 | 579 | /* Write to DAC CR */ |
mbed_official | 490:119543c9f674 | 580 | hdac->Instance->CR = tmpreg1; |
mbed_official | 490:119543c9f674 | 581 | /* Disable wave generation */ |
mbed_official | 490:119543c9f674 | 582 | CLEAR_BIT(hdac->Instance->CR, (DAC_CR_WAVE1 << Channel)); |
mbed_official | 490:119543c9f674 | 583 | /* Change DAC state */ |
mbed_official | 490:119543c9f674 | 584 | hdac->State = HAL_DAC_STATE_READY; |
mbed_official | 490:119543c9f674 | 585 | |
mbed_official | 490:119543c9f674 | 586 | /* Process unlocked */ |
mbed_official | 490:119543c9f674 | 587 | __HAL_UNLOCK(hdac); |
mbed_official | 490:119543c9f674 | 588 | |
mbed_official | 490:119543c9f674 | 589 | /* Return function status */ |
mbed_official | 490:119543c9f674 | 590 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 591 | } |
mbed_official | 376:cb4d9db17537 | 592 | |
mbed_official | 376:cb4d9db17537 | 593 | /** |
mbed_official | 490:119543c9f674 | 594 | * @brief Set the specified data holding register value for DAC channel. |
mbed_official | 490:119543c9f674 | 595 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 490:119543c9f674 | 596 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 597 | * @param Channel: The selected DAC channel. |
mbed_official | 490:119543c9f674 | 598 | * This parameter can be one of the following values: |
mbed_official | 490:119543c9f674 | 599 | * @arg DAC_CHANNEL_1: DAC Channel1 selected |
mbed_official | 490:119543c9f674 | 600 | * @arg DAC_CHANNEL_2: DAC Channel2 selected (STM32L07x/STM32L08x only) |
mbed_official | 490:119543c9f674 | 601 | * @param Alignment: Specifies the data alignment. |
mbed_official | 490:119543c9f674 | 602 | * This parameter can be one of the following values: |
mbed_official | 490:119543c9f674 | 603 | * @arg DAC_ALIGN_8B_R: 8bit right data alignment selected |
mbed_official | 490:119543c9f674 | 604 | * @arg DAC_ALIGN_12B_L: 12bit left data alignment selected |
mbed_official | 490:119543c9f674 | 605 | * @arg DAC_ALIGN_12B_R: 12bit right data alignment selected |
mbed_official | 490:119543c9f674 | 606 | * @param Data: Data to be loaded in the selected data holding register. |
mbed_official | 490:119543c9f674 | 607 | * @retval HAL status |
mbed_official | 376:cb4d9db17537 | 608 | */ |
mbed_official | 490:119543c9f674 | 609 | __weak HAL_StatusTypeDef HAL_DAC_SetValue(DAC_HandleTypeDef* hdac, uint32_t Channel, uint32_t Alignment, uint32_t Data) |
mbed_official | 376:cb4d9db17537 | 610 | { |
mbed_official | 490:119543c9f674 | 611 | /* Note : This function is defined into this file for library reference. */ |
mbed_official | 490:119543c9f674 | 612 | /* Function content is located into file stm32l0xx_hal_dac_ex.c */ |
mbed_official | 376:cb4d9db17537 | 613 | |
mbed_official | 490:119543c9f674 | 614 | /* Return function status */ |
mbed_official | 490:119543c9f674 | 615 | return HAL_OK; |
mbed_official | 376:cb4d9db17537 | 616 | } |
mbed_official | 376:cb4d9db17537 | 617 | |
mbed_official | 376:cb4d9db17537 | 618 | /** |
mbed_official | 376:cb4d9db17537 | 619 | * @} |
mbed_official | 376:cb4d9db17537 | 620 | */ |
mbed_official | 490:119543c9f674 | 621 | |
mbed_official | 490:119543c9f674 | 622 | /** @defgroup DAC_Exported_Functions_Group4 Peripheral State and Errors functions |
mbed_official | 490:119543c9f674 | 623 | * @brief Peripheral State and Errors functions |
mbed_official | 490:119543c9f674 | 624 | * |
mbed_official | 490:119543c9f674 | 625 | @verbatim |
mbed_official | 490:119543c9f674 | 626 | ============================================================================== |
mbed_official | 490:119543c9f674 | 627 | ##### Peripheral State and Errors functions ##### |
mbed_official | 490:119543c9f674 | 628 | ============================================================================== |
mbed_official | 490:119543c9f674 | 629 | [..] |
mbed_official | 490:119543c9f674 | 630 | This subsection provides functions allowing to |
mbed_official | 490:119543c9f674 | 631 | (+) Check the DAC state. |
mbed_official | 490:119543c9f674 | 632 | (+) Check the DAC Errors. |
mbed_official | 490:119543c9f674 | 633 | |
mbed_official | 490:119543c9f674 | 634 | @endverbatim |
mbed_official | 490:119543c9f674 | 635 | * @{ |
mbed_official | 490:119543c9f674 | 636 | */ |
mbed_official | 490:119543c9f674 | 637 | |
mbed_official | 490:119543c9f674 | 638 | /** |
mbed_official | 490:119543c9f674 | 639 | * @brief return the DAC state |
mbed_official | 490:119543c9f674 | 640 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 490:119543c9f674 | 641 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 642 | * @retval HAL state |
mbed_official | 490:119543c9f674 | 643 | */ |
mbed_official | 490:119543c9f674 | 644 | HAL_DAC_StateTypeDef HAL_DAC_GetState(DAC_HandleTypeDef* hdac) |
mbed_official | 490:119543c9f674 | 645 | { |
mbed_official | 490:119543c9f674 | 646 | /* Return DAC state */ |
mbed_official | 490:119543c9f674 | 647 | return hdac->State; |
mbed_official | 490:119543c9f674 | 648 | } |
mbed_official | 490:119543c9f674 | 649 | |
mbed_official | 490:119543c9f674 | 650 | |
mbed_official | 490:119543c9f674 | 651 | /** |
mbed_official | 490:119543c9f674 | 652 | * @brief Return the DAC error code |
mbed_official | 490:119543c9f674 | 653 | * @param hdac: pointer to a DAC_HandleTypeDef structure that contains |
mbed_official | 490:119543c9f674 | 654 | * the configuration information for the specified DAC. |
mbed_official | 490:119543c9f674 | 655 | * @retval DAC Error Code |
mbed_official | 490:119543c9f674 | 656 | */ |
mbed_official | 490:119543c9f674 | 657 | uint32_t HAL_DAC_GetError(DAC_HandleTypeDef *hdac) |
mbed_official | 490:119543c9f674 | 658 | { |
mbed_official | 490:119543c9f674 | 659 | return hdac->ErrorCode; |
mbed_official | 490:119543c9f674 | 660 | } |
mbed_official | 376:cb4d9db17537 | 661 | |
mbed_official | 376:cb4d9db17537 | 662 | /** |
mbed_official | 376:cb4d9db17537 | 663 | * @} |
mbed_official | 376:cb4d9db17537 | 664 | */ |
mbed_official | 376:cb4d9db17537 | 665 | |
mbed_official | 376:cb4d9db17537 | 666 | /** |
mbed_official | 376:cb4d9db17537 | 667 | * @} |
mbed_official | 376:cb4d9db17537 | 668 | */ |
mbed_official | 376:cb4d9db17537 | 669 | |
mbed_official | 490:119543c9f674 | 670 | /** @addtogroup DAC_Private_Functions |
mbed_official | 490:119543c9f674 | 671 | * @{ |
mbed_official | 490:119543c9f674 | 672 | */ |
mbed_official | 490:119543c9f674 | 673 | |
mbed_official | 490:119543c9f674 | 674 | |
mbed_official | 490:119543c9f674 | 675 | /** |
mbed_official | 490:119543c9f674 | 676 | * @} |
mbed_official | 490:119543c9f674 | 677 | */ |
mbed_official | 490:119543c9f674 | 678 | |
mbed_official | 490:119543c9f674 | 679 | /** |
mbed_official | 490:119543c9f674 | 680 | * @} |
mbed_official | 490:119543c9f674 | 681 | */ |
mbed_official | 490:119543c9f674 | 682 | |
mbed_official | 490:119543c9f674 | 683 | /** |
mbed_official | 490:119543c9f674 | 684 | * @} |
mbed_official | 490:119543c9f674 | 685 | */ |
mbed_official | 490:119543c9f674 | 686 | #endif /* HAL_DAC_MODULE_ENABLED */ |
mbed_official | 490:119543c9f674 | 687 | #endif /* !STM32L031xx && !STM32L041xx && !STM32L051xx && !STM32L061xx&& !STM32L071xx&& !STM32L081xx*/ |
mbed_official | 490:119543c9f674 | 688 | |
mbed_official | 376:cb4d9db17537 | 689 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |
mbed_official | 490:119543c9f674 | 690 |