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targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_hal_adc.c@637:ed69428d4850, 2015-12-22 (annotated)
- Committer:
- jaerts
- Date:
- Tue Dec 22 13:22:16 2015 +0000
- Revision:
- 637:ed69428d4850
- Parent:
- 610:813dcc80987e
Add very shady LPC1768 CAN Filter implementation
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 573:ad23fe03a082 | 1 | /** |
mbed_official | 573:ad23fe03a082 | 2 | ****************************************************************************** |
mbed_official | 573:ad23fe03a082 | 3 | * @file stm32f7xx_hal_adc.c |
mbed_official | 573:ad23fe03a082 | 4 | * @author MCD Application Team |
mbed_official | 610:813dcc80987e | 5 | * @version V1.0.1 |
mbed_official | 610:813dcc80987e | 6 | * @date 25-June-2015 |
mbed_official | 573:ad23fe03a082 | 7 | * @brief This file provides firmware functions to manage the following |
mbed_official | 573:ad23fe03a082 | 8 | * functionalities of the Analog to Digital Convertor (ADC) peripheral: |
mbed_official | 573:ad23fe03a082 | 9 | * + Initialization and de-initialization functions |
mbed_official | 573:ad23fe03a082 | 10 | * + IO operation functions |
mbed_official | 573:ad23fe03a082 | 11 | * + State and errors functions |
mbed_official | 573:ad23fe03a082 | 12 | * |
mbed_official | 573:ad23fe03a082 | 13 | @verbatim |
mbed_official | 573:ad23fe03a082 | 14 | ============================================================================== |
mbed_official | 573:ad23fe03a082 | 15 | ##### ADC Peripheral features ##### |
mbed_official | 573:ad23fe03a082 | 16 | ============================================================================== |
mbed_official | 573:ad23fe03a082 | 17 | [..] |
mbed_official | 573:ad23fe03a082 | 18 | (#) 12-bit, 10-bit, 8-bit or 6-bit configurable resolution. |
mbed_official | 573:ad23fe03a082 | 19 | (#) Interrupt generation at the end of conversion, end of injected conversion, |
mbed_official | 573:ad23fe03a082 | 20 | and in case of analog watchdog or overrun events |
mbed_official | 573:ad23fe03a082 | 21 | (#) Single and continuous conversion modes. |
mbed_official | 573:ad23fe03a082 | 22 | (#) Scan mode for automatic conversion of channel 0 to channel x. |
mbed_official | 573:ad23fe03a082 | 23 | (#) Data alignment with in-built data coherency. |
mbed_official | 573:ad23fe03a082 | 24 | (#) Channel-wise programmable sampling time. |
mbed_official | 573:ad23fe03a082 | 25 | (#) External trigger option with configurable polarity for both regular and |
mbed_official | 573:ad23fe03a082 | 26 | injected conversion. |
mbed_official | 573:ad23fe03a082 | 27 | (#) Dual/Triple mode (on devices with 2 ADCs or more). |
mbed_official | 573:ad23fe03a082 | 28 | (#) Configurable DMA data storage in Dual/Triple ADC mode. |
mbed_official | 573:ad23fe03a082 | 29 | (#) Configurable delay between conversions in Dual/Triple interleaved mode. |
mbed_official | 573:ad23fe03a082 | 30 | (#) ADC conversion type (refer to the datasheets). |
mbed_official | 573:ad23fe03a082 | 31 | (#) ADC supply requirements: 2.4 V to 3.6 V at full speed and down to 1.8 V at |
mbed_official | 573:ad23fe03a082 | 32 | slower speed. |
mbed_official | 573:ad23fe03a082 | 33 | (#) ADC input range: VREF(minus) = VIN = VREF(plus). |
mbed_official | 573:ad23fe03a082 | 34 | (#) DMA request generation during regular channel conversion. |
mbed_official | 573:ad23fe03a082 | 35 | |
mbed_official | 573:ad23fe03a082 | 36 | |
mbed_official | 573:ad23fe03a082 | 37 | ##### How to use this driver ##### |
mbed_official | 573:ad23fe03a082 | 38 | ============================================================================== |
mbed_official | 573:ad23fe03a082 | 39 | [..] |
mbed_official | 573:ad23fe03a082 | 40 | (#)Initialize the ADC low level resources by implementing the HAL_ADC_MspInit(): |
mbed_official | 573:ad23fe03a082 | 41 | (##) Enable the ADC interface clock using __HAL_RCC_ADC_CLK_ENABLE() |
mbed_official | 573:ad23fe03a082 | 42 | (##) ADC pins configuration |
mbed_official | 573:ad23fe03a082 | 43 | (+++) Enable the clock for the ADC GPIOs using the following function: |
mbed_official | 573:ad23fe03a082 | 44 | __HAL_RCC_GPIOx_CLK_ENABLE() |
mbed_official | 573:ad23fe03a082 | 45 | (+++) Configure these ADC pins in analog mode using HAL_GPIO_Init() |
mbed_official | 573:ad23fe03a082 | 46 | (##) In case of using interrupts (e.g. HAL_ADC_Start_IT()) |
mbed_official | 573:ad23fe03a082 | 47 | (+++) Configure the ADC interrupt priority using HAL_NVIC_SetPriority() |
mbed_official | 573:ad23fe03a082 | 48 | (+++) Enable the ADC IRQ handler using HAL_NVIC_EnableIRQ() |
mbed_official | 573:ad23fe03a082 | 49 | (+++) In ADC IRQ handler, call HAL_ADC_IRQHandler() |
mbed_official | 573:ad23fe03a082 | 50 | (##) In case of using DMA to control data transfer (e.g. HAL_ADC_Start_DMA()) |
mbed_official | 573:ad23fe03a082 | 51 | (+++) Enable the DMAx interface clock using __HAL_RCC_DMAx_CLK_ENABLE() |
mbed_official | 573:ad23fe03a082 | 52 | (+++) Configure and enable two DMA streams stream for managing data |
mbed_official | 573:ad23fe03a082 | 53 | transfer from peripheral to memory (output stream) |
mbed_official | 573:ad23fe03a082 | 54 | (+++) Associate the initialized DMA handle to the CRYP DMA handle |
mbed_official | 573:ad23fe03a082 | 55 | using __HAL_LINKDMA() |
mbed_official | 573:ad23fe03a082 | 56 | (+++) Configure the priority and enable the NVIC for the transfer complete |
mbed_official | 573:ad23fe03a082 | 57 | interrupt on the two DMA Streams. The output stream should have higher |
mbed_official | 573:ad23fe03a082 | 58 | priority than the input stream. |
mbed_official | 573:ad23fe03a082 | 59 | |
mbed_official | 573:ad23fe03a082 | 60 | *** Configuration of ADC, groups regular/injected, channels parameters *** |
mbed_official | 573:ad23fe03a082 | 61 | ============================================================================== |
mbed_official | 573:ad23fe03a082 | 62 | [..] |
mbed_official | 573:ad23fe03a082 | 63 | (#) Configure the ADC parameters (resolution, data alignment, ...) |
mbed_official | 573:ad23fe03a082 | 64 | and regular group parameters (conversion trigger, sequencer, ...) |
mbed_official | 573:ad23fe03a082 | 65 | using function HAL_ADC_Init(). |
mbed_official | 573:ad23fe03a082 | 66 | |
mbed_official | 573:ad23fe03a082 | 67 | (#) Configure the channels for regular group parameters (channel number, |
mbed_official | 573:ad23fe03a082 | 68 | channel rank into sequencer, ..., into regular group) |
mbed_official | 573:ad23fe03a082 | 69 | using function HAL_ADC_ConfigChannel(). |
mbed_official | 573:ad23fe03a082 | 70 | |
mbed_official | 573:ad23fe03a082 | 71 | (#) Optionally, configure the injected group parameters (conversion trigger, |
mbed_official | 573:ad23fe03a082 | 72 | sequencer, ..., of injected group) |
mbed_official | 573:ad23fe03a082 | 73 | and the channels for injected group parameters (channel number, |
mbed_official | 573:ad23fe03a082 | 74 | channel rank into sequencer, ..., into injected group) |
mbed_official | 573:ad23fe03a082 | 75 | using function HAL_ADCEx_InjectedConfigChannel(). |
mbed_official | 573:ad23fe03a082 | 76 | |
mbed_official | 573:ad23fe03a082 | 77 | (#) Optionally, configure the analog watchdog parameters (channels |
mbed_official | 573:ad23fe03a082 | 78 | monitored, thresholds, ...) using function HAL_ADC_AnalogWDGConfig(). |
mbed_official | 573:ad23fe03a082 | 79 | |
mbed_official | 573:ad23fe03a082 | 80 | (#) Optionally, for devices with several ADC instances: configure the |
mbed_official | 573:ad23fe03a082 | 81 | multimode parameters using function HAL_ADCEx_MultiModeConfigChannel(). |
mbed_official | 573:ad23fe03a082 | 82 | |
mbed_official | 573:ad23fe03a082 | 83 | *** Execution of ADC conversions *** |
mbed_official | 573:ad23fe03a082 | 84 | ============================================================================== |
mbed_official | 573:ad23fe03a082 | 85 | [..] |
mbed_official | 573:ad23fe03a082 | 86 | (#) ADC driver can be used among three modes: polling, interruption, |
mbed_official | 573:ad23fe03a082 | 87 | transfer by DMA. |
mbed_official | 573:ad23fe03a082 | 88 | |
mbed_official | 573:ad23fe03a082 | 89 | *** Polling mode IO operation *** |
mbed_official | 573:ad23fe03a082 | 90 | ================================= |
mbed_official | 573:ad23fe03a082 | 91 | [..] |
mbed_official | 573:ad23fe03a082 | 92 | (+) Start the ADC peripheral using HAL_ADC_Start() |
mbed_official | 573:ad23fe03a082 | 93 | (+) Wait for end of conversion using HAL_ADC_PollForConversion(), at this stage |
mbed_official | 573:ad23fe03a082 | 94 | user can specify the value of timeout according to his end application |
mbed_official | 573:ad23fe03a082 | 95 | (+) To read the ADC converted values, use the HAL_ADC_GetValue() function. |
mbed_official | 573:ad23fe03a082 | 96 | (+) Stop the ADC peripheral using HAL_ADC_Stop() |
mbed_official | 573:ad23fe03a082 | 97 | |
mbed_official | 573:ad23fe03a082 | 98 | *** Interrupt mode IO operation *** |
mbed_official | 573:ad23fe03a082 | 99 | =================================== |
mbed_official | 573:ad23fe03a082 | 100 | [..] |
mbed_official | 573:ad23fe03a082 | 101 | (+) Start the ADC peripheral using HAL_ADC_Start_IT() |
mbed_official | 573:ad23fe03a082 | 102 | (+) Use HAL_ADC_IRQHandler() called under ADC_IRQHandler() Interrupt subroutine |
mbed_official | 573:ad23fe03a082 | 103 | (+) At ADC end of conversion HAL_ADC_ConvCpltCallback() function is executed and user can |
mbed_official | 573:ad23fe03a082 | 104 | add his own code by customization of function pointer HAL_ADC_ConvCpltCallback |
mbed_official | 573:ad23fe03a082 | 105 | (+) In case of ADC Error, HAL_ADC_ErrorCallback() function is executed and user can |
mbed_official | 573:ad23fe03a082 | 106 | add his own code by customization of function pointer HAL_ADC_ErrorCallback |
mbed_official | 573:ad23fe03a082 | 107 | (+) Stop the ADC peripheral using HAL_ADC_Stop_IT() |
mbed_official | 573:ad23fe03a082 | 108 | |
mbed_official | 573:ad23fe03a082 | 109 | *** DMA mode IO operation *** |
mbed_official | 573:ad23fe03a082 | 110 | ============================== |
mbed_official | 573:ad23fe03a082 | 111 | [..] |
mbed_official | 573:ad23fe03a082 | 112 | (+) Start the ADC peripheral using HAL_ADC_Start_DMA(), at this stage the user specify the length |
mbed_official | 573:ad23fe03a082 | 113 | of data to be transferred at each end of conversion |
mbed_official | 573:ad23fe03a082 | 114 | (+) At The end of data transfer by HAL_ADC_ConvCpltCallback() function is executed and user can |
mbed_official | 573:ad23fe03a082 | 115 | add his own code by customization of function pointer HAL_ADC_ConvCpltCallback |
mbed_official | 573:ad23fe03a082 | 116 | (+) In case of transfer Error, HAL_ADC_ErrorCallback() function is executed and user can |
mbed_official | 573:ad23fe03a082 | 117 | add his own code by customization of function pointer HAL_ADC_ErrorCallback |
mbed_official | 573:ad23fe03a082 | 118 | (+) Stop the ADC peripheral using HAL_ADC_Stop_DMA() |
mbed_official | 573:ad23fe03a082 | 119 | |
mbed_official | 573:ad23fe03a082 | 120 | *** ADC HAL driver macros list *** |
mbed_official | 573:ad23fe03a082 | 121 | ============================================= |
mbed_official | 573:ad23fe03a082 | 122 | [..] |
mbed_official | 573:ad23fe03a082 | 123 | Below the list of most used macros in ADC HAL driver. |
mbed_official | 573:ad23fe03a082 | 124 | |
mbed_official | 573:ad23fe03a082 | 125 | (+) __HAL_ADC_ENABLE : Enable the ADC peripheral |
mbed_official | 573:ad23fe03a082 | 126 | (+) __HAL_ADC_DISABLE : Disable the ADC peripheral |
mbed_official | 573:ad23fe03a082 | 127 | (+) __HAL_ADC_ENABLE_IT: Enable the ADC end of conversion interrupt |
mbed_official | 573:ad23fe03a082 | 128 | (+) __HAL_ADC_DISABLE_IT: Disable the ADC end of conversion interrupt |
mbed_official | 573:ad23fe03a082 | 129 | (+) __HAL_ADC_GET_IT_SOURCE: Check if the specified ADC interrupt source is enabled or disabled |
mbed_official | 573:ad23fe03a082 | 130 | (+) __HAL_ADC_CLEAR_FLAG: Clear the ADC's pending flags |
mbed_official | 573:ad23fe03a082 | 131 | (+) __HAL_ADC_GET_FLAG: Get the selected ADC's flag status |
mbed_official | 573:ad23fe03a082 | 132 | (+) ADC_GET_RESOLUTION: Return resolution bits in CR1 register |
mbed_official | 573:ad23fe03a082 | 133 | |
mbed_official | 573:ad23fe03a082 | 134 | [..] |
mbed_official | 573:ad23fe03a082 | 135 | (@) You can refer to the ADC HAL driver header file for more useful macros |
mbed_official | 573:ad23fe03a082 | 136 | |
mbed_official | 573:ad23fe03a082 | 137 | *** Deinitialization of ADC *** |
mbed_official | 573:ad23fe03a082 | 138 | ============================================================================== |
mbed_official | 573:ad23fe03a082 | 139 | [..] |
mbed_official | 573:ad23fe03a082 | 140 | (#) Disable the ADC interface |
mbed_official | 573:ad23fe03a082 | 141 | (++) ADC clock can be hard reset and disabled at RCC top level. |
mbed_official | 573:ad23fe03a082 | 142 | (++) Hard reset of ADC peripherals |
mbed_official | 573:ad23fe03a082 | 143 | using macro __HAL_RCC_ADC_FORCE_RESET(), __HAL_RCC_ADC_RELEASE_RESET(). |
mbed_official | 573:ad23fe03a082 | 144 | (++) ADC clock disable using the equivalent macro/functions as configuration step. |
mbed_official | 573:ad23fe03a082 | 145 | (+++) Example: |
mbed_official | 573:ad23fe03a082 | 146 | Into HAL_ADC_MspDeInit() (recommended code location) or with |
mbed_official | 573:ad23fe03a082 | 147 | other device clock parameters configuration: |
mbed_official | 573:ad23fe03a082 | 148 | (+++) HAL_RCC_GetOscConfig(&RCC_OscInitStructure); |
mbed_official | 573:ad23fe03a082 | 149 | (+++) RCC_OscInitStructure.OscillatorType = RCC_OSCILLATORTYPE_HSI; |
mbed_official | 573:ad23fe03a082 | 150 | (+++) RCC_OscInitStructure.HSIState = RCC_HSI_OFF; (if not used for system clock) |
mbed_official | 573:ad23fe03a082 | 151 | (+++) HAL_RCC_OscConfig(&RCC_OscInitStructure); |
mbed_official | 573:ad23fe03a082 | 152 | |
mbed_official | 573:ad23fe03a082 | 153 | (#) ADC pins configuration |
mbed_official | 573:ad23fe03a082 | 154 | (++) Disable the clock for the ADC GPIOs using macro __HAL_RCC_GPIOx_CLK_DISABLE() |
mbed_official | 573:ad23fe03a082 | 155 | |
mbed_official | 573:ad23fe03a082 | 156 | (#) Optionally, in case of usage of ADC with interruptions: |
mbed_official | 573:ad23fe03a082 | 157 | (++) Disable the NVIC for ADC using function HAL_NVIC_DisableIRQ(ADCx_IRQn) |
mbed_official | 573:ad23fe03a082 | 158 | |
mbed_official | 573:ad23fe03a082 | 159 | (#) Optionally, in case of usage of DMA: |
mbed_official | 573:ad23fe03a082 | 160 | (++) Deinitialize the DMA using function HAL_DMA_DeInit(). |
mbed_official | 573:ad23fe03a082 | 161 | (++) Disable the NVIC for DMA using function HAL_NVIC_DisableIRQ(DMAx_Channelx_IRQn) |
mbed_official | 573:ad23fe03a082 | 162 | |
mbed_official | 573:ad23fe03a082 | 163 | @endverbatim |
mbed_official | 573:ad23fe03a082 | 164 | ****************************************************************************** |
mbed_official | 573:ad23fe03a082 | 165 | * @attention |
mbed_official | 573:ad23fe03a082 | 166 | * |
mbed_official | 573:ad23fe03a082 | 167 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
mbed_official | 573:ad23fe03a082 | 168 | * |
mbed_official | 573:ad23fe03a082 | 169 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 573:ad23fe03a082 | 170 | * are permitted provided that the following conditions are met: |
mbed_official | 573:ad23fe03a082 | 171 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 573:ad23fe03a082 | 172 | * this list of conditions and the following disclaimer. |
mbed_official | 573:ad23fe03a082 | 173 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 573:ad23fe03a082 | 174 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 573:ad23fe03a082 | 175 | * and/or other materials provided with the distribution. |
mbed_official | 573:ad23fe03a082 | 176 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 573:ad23fe03a082 | 177 | * may be used to endorse or promote products derived from this software |
mbed_official | 573:ad23fe03a082 | 178 | * without specific prior written permission. |
mbed_official | 573:ad23fe03a082 | 179 | * |
mbed_official | 573:ad23fe03a082 | 180 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 573:ad23fe03a082 | 181 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 573:ad23fe03a082 | 182 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 573:ad23fe03a082 | 183 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 573:ad23fe03a082 | 184 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 573:ad23fe03a082 | 185 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 573:ad23fe03a082 | 186 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 573:ad23fe03a082 | 187 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 573:ad23fe03a082 | 188 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 573:ad23fe03a082 | 189 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 573:ad23fe03a082 | 190 | * |
mbed_official | 573:ad23fe03a082 | 191 | ****************************************************************************** |
mbed_official | 573:ad23fe03a082 | 192 | */ |
mbed_official | 573:ad23fe03a082 | 193 | |
mbed_official | 573:ad23fe03a082 | 194 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 573:ad23fe03a082 | 195 | #include "stm32f7xx_hal.h" |
mbed_official | 573:ad23fe03a082 | 196 | |
mbed_official | 573:ad23fe03a082 | 197 | /** @addtogroup STM32F7xx_HAL_Driver |
mbed_official | 573:ad23fe03a082 | 198 | * @{ |
mbed_official | 573:ad23fe03a082 | 199 | */ |
mbed_official | 573:ad23fe03a082 | 200 | |
mbed_official | 573:ad23fe03a082 | 201 | /** @defgroup ADC ADC |
mbed_official | 573:ad23fe03a082 | 202 | * @brief ADC driver modules |
mbed_official | 573:ad23fe03a082 | 203 | * @{ |
mbed_official | 573:ad23fe03a082 | 204 | */ |
mbed_official | 573:ad23fe03a082 | 205 | |
mbed_official | 573:ad23fe03a082 | 206 | #ifdef HAL_ADC_MODULE_ENABLED |
mbed_official | 573:ad23fe03a082 | 207 | |
mbed_official | 573:ad23fe03a082 | 208 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 573:ad23fe03a082 | 209 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 573:ad23fe03a082 | 210 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 573:ad23fe03a082 | 211 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 573:ad23fe03a082 | 212 | /** @addtogroup ADC_Private_Functions |
mbed_official | 573:ad23fe03a082 | 213 | * @{ |
mbed_official | 573:ad23fe03a082 | 214 | */ |
mbed_official | 573:ad23fe03a082 | 215 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 573:ad23fe03a082 | 216 | static void ADC_Init(ADC_HandleTypeDef* hadc); |
mbed_official | 573:ad23fe03a082 | 217 | static void ADC_DMAConvCplt(DMA_HandleTypeDef *hdma); |
mbed_official | 573:ad23fe03a082 | 218 | static void ADC_DMAError(DMA_HandleTypeDef *hdma); |
mbed_official | 573:ad23fe03a082 | 219 | static void ADC_DMAHalfConvCplt(DMA_HandleTypeDef *hdma); |
mbed_official | 573:ad23fe03a082 | 220 | /** |
mbed_official | 573:ad23fe03a082 | 221 | * @} |
mbed_official | 573:ad23fe03a082 | 222 | */ |
mbed_official | 573:ad23fe03a082 | 223 | |
mbed_official | 573:ad23fe03a082 | 224 | /* Exported functions --------------------------------------------------------*/ |
mbed_official | 573:ad23fe03a082 | 225 | /** @defgroup ADC_Exported_Functions ADC Exported Functions |
mbed_official | 573:ad23fe03a082 | 226 | * @{ |
mbed_official | 573:ad23fe03a082 | 227 | */ |
mbed_official | 573:ad23fe03a082 | 228 | |
mbed_official | 573:ad23fe03a082 | 229 | /** @defgroup ADC_Exported_Functions_Group1 Initialization and de-initialization functions |
mbed_official | 573:ad23fe03a082 | 230 | * @brief Initialization and Configuration functions |
mbed_official | 573:ad23fe03a082 | 231 | * |
mbed_official | 573:ad23fe03a082 | 232 | @verbatim |
mbed_official | 573:ad23fe03a082 | 233 | =============================================================================== |
mbed_official | 573:ad23fe03a082 | 234 | ##### Initialization and de-initialization functions ##### |
mbed_official | 573:ad23fe03a082 | 235 | =============================================================================== |
mbed_official | 573:ad23fe03a082 | 236 | [..] This section provides functions allowing to: |
mbed_official | 573:ad23fe03a082 | 237 | (+) Initialize and configure the ADC. |
mbed_official | 573:ad23fe03a082 | 238 | (+) De-initialize the ADC. |
mbed_official | 573:ad23fe03a082 | 239 | |
mbed_official | 573:ad23fe03a082 | 240 | @endverbatim |
mbed_official | 573:ad23fe03a082 | 241 | * @{ |
mbed_official | 573:ad23fe03a082 | 242 | */ |
mbed_official | 573:ad23fe03a082 | 243 | |
mbed_official | 573:ad23fe03a082 | 244 | /** |
mbed_official | 573:ad23fe03a082 | 245 | * @brief Initializes the ADCx peripheral according to the specified parameters |
mbed_official | 573:ad23fe03a082 | 246 | * in the ADC_InitStruct and initializes the ADC MSP. |
mbed_official | 573:ad23fe03a082 | 247 | * |
mbed_official | 573:ad23fe03a082 | 248 | * @note This function is used to configure the global features of the ADC ( |
mbed_official | 573:ad23fe03a082 | 249 | * ClockPrescaler, Resolution, Data Alignment and number of conversion), however, |
mbed_official | 573:ad23fe03a082 | 250 | * the rest of the configuration parameters are specific to the regular |
mbed_official | 573:ad23fe03a082 | 251 | * channels group (scan mode activation, continuous mode activation, |
mbed_official | 573:ad23fe03a082 | 252 | * External trigger source and edge, DMA continuous request after the |
mbed_official | 573:ad23fe03a082 | 253 | * last transfer and End of conversion selection). |
mbed_official | 573:ad23fe03a082 | 254 | * |
mbed_official | 573:ad23fe03a082 | 255 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 256 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 257 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 258 | */ |
mbed_official | 573:ad23fe03a082 | 259 | HAL_StatusTypeDef HAL_ADC_Init(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 260 | { |
mbed_official | 573:ad23fe03a082 | 261 | /* Check ADC handle */ |
mbed_official | 573:ad23fe03a082 | 262 | if(hadc == NULL) |
mbed_official | 573:ad23fe03a082 | 263 | { |
mbed_official | 573:ad23fe03a082 | 264 | return HAL_ERROR; |
mbed_official | 573:ad23fe03a082 | 265 | } |
mbed_official | 573:ad23fe03a082 | 266 | |
mbed_official | 573:ad23fe03a082 | 267 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 268 | assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
mbed_official | 573:ad23fe03a082 | 269 | assert_param(IS_ADC_CLOCKPRESCALER(hadc->Init.ClockPrescaler)); |
mbed_official | 573:ad23fe03a082 | 270 | assert_param(IS_ADC_RESOLUTION(hadc->Init.Resolution)); |
mbed_official | 573:ad23fe03a082 | 271 | assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ScanConvMode)); |
mbed_official | 573:ad23fe03a082 | 272 | assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
mbed_official | 573:ad23fe03a082 | 273 | assert_param(IS_ADC_EXT_TRIG(hadc->Init.ExternalTrigConv)); |
mbed_official | 573:ad23fe03a082 | 274 | assert_param(IS_ADC_DATA_ALIGN(hadc->Init.DataAlign)); |
mbed_official | 573:ad23fe03a082 | 275 | assert_param(IS_ADC_REGULAR_LENGTH(hadc->Init.NbrOfConversion)); |
mbed_official | 573:ad23fe03a082 | 276 | assert_param(IS_FUNCTIONAL_STATE(hadc->Init.DMAContinuousRequests)); |
mbed_official | 573:ad23fe03a082 | 277 | assert_param(IS_ADC_EOCSelection(hadc->Init.EOCSelection)); |
mbed_official | 573:ad23fe03a082 | 278 | assert_param(IS_FUNCTIONAL_STATE(hadc->Init.DiscontinuousConvMode)); |
mbed_official | 573:ad23fe03a082 | 279 | |
mbed_official | 573:ad23fe03a082 | 280 | if(hadc->Init.ExternalTrigConv != ADC_SOFTWARE_START) |
mbed_official | 573:ad23fe03a082 | 281 | { |
mbed_official | 573:ad23fe03a082 | 282 | assert_param(IS_ADC_EXT_TRIG_EDGE(hadc->Init.ExternalTrigConvEdge)); |
mbed_official | 573:ad23fe03a082 | 283 | } |
mbed_official | 573:ad23fe03a082 | 284 | |
mbed_official | 573:ad23fe03a082 | 285 | if(hadc->State == HAL_ADC_STATE_RESET) |
mbed_official | 573:ad23fe03a082 | 286 | { |
mbed_official | 573:ad23fe03a082 | 287 | /* Allocate lock resource and initialize it */ |
mbed_official | 573:ad23fe03a082 | 288 | hadc->Lock = HAL_UNLOCKED; |
mbed_official | 573:ad23fe03a082 | 289 | /* Init the low level hardware */ |
mbed_official | 573:ad23fe03a082 | 290 | HAL_ADC_MspInit(hadc); |
mbed_official | 573:ad23fe03a082 | 291 | } |
mbed_official | 573:ad23fe03a082 | 292 | |
mbed_official | 573:ad23fe03a082 | 293 | /* Initialize the ADC state */ |
mbed_official | 573:ad23fe03a082 | 294 | hadc->State = HAL_ADC_STATE_BUSY; |
mbed_official | 573:ad23fe03a082 | 295 | |
mbed_official | 573:ad23fe03a082 | 296 | /* Set ADC parameters */ |
mbed_official | 573:ad23fe03a082 | 297 | ADC_Init(hadc); |
mbed_official | 573:ad23fe03a082 | 298 | |
mbed_official | 573:ad23fe03a082 | 299 | /* Set ADC error code to none */ |
mbed_official | 573:ad23fe03a082 | 300 | hadc->ErrorCode = HAL_ADC_ERROR_NONE; |
mbed_official | 573:ad23fe03a082 | 301 | |
mbed_official | 573:ad23fe03a082 | 302 | /* Initialize the ADC state */ |
mbed_official | 573:ad23fe03a082 | 303 | hadc->State = HAL_ADC_STATE_READY; |
mbed_official | 573:ad23fe03a082 | 304 | |
mbed_official | 573:ad23fe03a082 | 305 | /* Release Lock */ |
mbed_official | 573:ad23fe03a082 | 306 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 307 | |
mbed_official | 573:ad23fe03a082 | 308 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 309 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 310 | } |
mbed_official | 573:ad23fe03a082 | 311 | |
mbed_official | 573:ad23fe03a082 | 312 | /** |
mbed_official | 573:ad23fe03a082 | 313 | * @brief Deinitializes the ADCx peripheral registers to their default reset values. |
mbed_official | 573:ad23fe03a082 | 314 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 315 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 316 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 317 | */ |
mbed_official | 573:ad23fe03a082 | 318 | HAL_StatusTypeDef HAL_ADC_DeInit(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 319 | { |
mbed_official | 573:ad23fe03a082 | 320 | /* Check ADC handle */ |
mbed_official | 573:ad23fe03a082 | 321 | if(hadc == NULL) |
mbed_official | 573:ad23fe03a082 | 322 | { |
mbed_official | 573:ad23fe03a082 | 323 | return HAL_ERROR; |
mbed_official | 573:ad23fe03a082 | 324 | } |
mbed_official | 573:ad23fe03a082 | 325 | |
mbed_official | 573:ad23fe03a082 | 326 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 327 | assert_param(IS_ADC_ALL_INSTANCE(hadc->Instance)); |
mbed_official | 573:ad23fe03a082 | 328 | |
mbed_official | 573:ad23fe03a082 | 329 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 330 | hadc->State = HAL_ADC_STATE_BUSY; |
mbed_official | 573:ad23fe03a082 | 331 | |
mbed_official | 573:ad23fe03a082 | 332 | /* DeInit the low level hardware */ |
mbed_official | 573:ad23fe03a082 | 333 | HAL_ADC_MspDeInit(hadc); |
mbed_official | 573:ad23fe03a082 | 334 | |
mbed_official | 573:ad23fe03a082 | 335 | /* Set ADC error code to none */ |
mbed_official | 573:ad23fe03a082 | 336 | hadc->ErrorCode = HAL_ADC_ERROR_NONE; |
mbed_official | 573:ad23fe03a082 | 337 | |
mbed_official | 573:ad23fe03a082 | 338 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 339 | hadc->State = HAL_ADC_STATE_RESET; |
mbed_official | 573:ad23fe03a082 | 340 | |
mbed_official | 573:ad23fe03a082 | 341 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 342 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 343 | } |
mbed_official | 573:ad23fe03a082 | 344 | |
mbed_official | 573:ad23fe03a082 | 345 | /** |
mbed_official | 573:ad23fe03a082 | 346 | * @brief Initializes the ADC MSP. |
mbed_official | 573:ad23fe03a082 | 347 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 348 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 349 | * @retval None |
mbed_official | 573:ad23fe03a082 | 350 | */ |
mbed_official | 573:ad23fe03a082 | 351 | __weak void HAL_ADC_MspInit(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 352 | { |
mbed_official | 573:ad23fe03a082 | 353 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 573:ad23fe03a082 | 354 | the HAL_ADC_MspInit could be implemented in the user file |
mbed_official | 573:ad23fe03a082 | 355 | */ |
mbed_official | 573:ad23fe03a082 | 356 | } |
mbed_official | 573:ad23fe03a082 | 357 | |
mbed_official | 573:ad23fe03a082 | 358 | /** |
mbed_official | 573:ad23fe03a082 | 359 | * @brief DeInitializes the ADC MSP. |
mbed_official | 573:ad23fe03a082 | 360 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 361 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 362 | * @retval None |
mbed_official | 573:ad23fe03a082 | 363 | */ |
mbed_official | 573:ad23fe03a082 | 364 | __weak void HAL_ADC_MspDeInit(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 365 | { |
mbed_official | 573:ad23fe03a082 | 366 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 573:ad23fe03a082 | 367 | the HAL_ADC_MspDeInit could be implemented in the user file |
mbed_official | 573:ad23fe03a082 | 368 | */ |
mbed_official | 573:ad23fe03a082 | 369 | } |
mbed_official | 573:ad23fe03a082 | 370 | |
mbed_official | 573:ad23fe03a082 | 371 | /** |
mbed_official | 573:ad23fe03a082 | 372 | * @} |
mbed_official | 573:ad23fe03a082 | 373 | */ |
mbed_official | 573:ad23fe03a082 | 374 | |
mbed_official | 573:ad23fe03a082 | 375 | /** @defgroup ADC_Exported_Functions_Group2 IO operation functions |
mbed_official | 573:ad23fe03a082 | 376 | * @brief IO operation functions |
mbed_official | 573:ad23fe03a082 | 377 | * |
mbed_official | 573:ad23fe03a082 | 378 | @verbatim |
mbed_official | 573:ad23fe03a082 | 379 | =============================================================================== |
mbed_official | 573:ad23fe03a082 | 380 | ##### IO operation functions ##### |
mbed_official | 573:ad23fe03a082 | 381 | =============================================================================== |
mbed_official | 573:ad23fe03a082 | 382 | [..] This section provides functions allowing to: |
mbed_official | 573:ad23fe03a082 | 383 | (+) Start conversion of regular channel. |
mbed_official | 573:ad23fe03a082 | 384 | (+) Stop conversion of regular channel. |
mbed_official | 573:ad23fe03a082 | 385 | (+) Start conversion of regular channel and enable interrupt. |
mbed_official | 573:ad23fe03a082 | 386 | (+) Stop conversion of regular channel and disable interrupt. |
mbed_official | 573:ad23fe03a082 | 387 | (+) Start conversion of regular channel and enable DMA transfer. |
mbed_official | 573:ad23fe03a082 | 388 | (+) Stop conversion of regular channel and disable DMA transfer. |
mbed_official | 573:ad23fe03a082 | 389 | (+) Handle ADC interrupt request. |
mbed_official | 573:ad23fe03a082 | 390 | |
mbed_official | 573:ad23fe03a082 | 391 | @endverbatim |
mbed_official | 573:ad23fe03a082 | 392 | * @{ |
mbed_official | 573:ad23fe03a082 | 393 | */ |
mbed_official | 573:ad23fe03a082 | 394 | |
mbed_official | 573:ad23fe03a082 | 395 | /** |
mbed_official | 573:ad23fe03a082 | 396 | * @brief Enables ADC and starts conversion of the regular channels. |
mbed_official | 573:ad23fe03a082 | 397 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 398 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 399 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 400 | */ |
mbed_official | 573:ad23fe03a082 | 401 | HAL_StatusTypeDef HAL_ADC_Start(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 402 | { |
mbed_official | 573:ad23fe03a082 | 403 | __IO uint32_t counter = 0; |
mbed_official | 573:ad23fe03a082 | 404 | |
mbed_official | 573:ad23fe03a082 | 405 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 406 | assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
mbed_official | 573:ad23fe03a082 | 407 | assert_param(IS_ADC_EXT_TRIG_EDGE(hadc->Init.ExternalTrigConvEdge)); |
mbed_official | 573:ad23fe03a082 | 408 | |
mbed_official | 573:ad23fe03a082 | 409 | /* Process locked */ |
mbed_official | 573:ad23fe03a082 | 410 | __HAL_LOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 411 | |
mbed_official | 573:ad23fe03a082 | 412 | /* Check if an injected conversion is ongoing */ |
mbed_official | 573:ad23fe03a082 | 413 | if(hadc->State == HAL_ADC_STATE_BUSY_INJ) |
mbed_official | 573:ad23fe03a082 | 414 | { |
mbed_official | 573:ad23fe03a082 | 415 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 416 | hadc->State = HAL_ADC_STATE_BUSY_INJ_REG; |
mbed_official | 573:ad23fe03a082 | 417 | } |
mbed_official | 573:ad23fe03a082 | 418 | else |
mbed_official | 573:ad23fe03a082 | 419 | { |
mbed_official | 573:ad23fe03a082 | 420 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 421 | hadc->State = HAL_ADC_STATE_BUSY_REG; |
mbed_official | 573:ad23fe03a082 | 422 | } |
mbed_official | 573:ad23fe03a082 | 423 | |
mbed_official | 573:ad23fe03a082 | 424 | /* Check if ADC peripheral is disabled in order to enable it and wait during |
mbed_official | 573:ad23fe03a082 | 425 | Tstab time the ADC's stabilization */ |
mbed_official | 573:ad23fe03a082 | 426 | if((hadc->Instance->CR2 & ADC_CR2_ADON) != ADC_CR2_ADON) |
mbed_official | 573:ad23fe03a082 | 427 | { |
mbed_official | 573:ad23fe03a082 | 428 | /* Enable the Peripheral */ |
mbed_official | 573:ad23fe03a082 | 429 | __HAL_ADC_ENABLE(hadc); |
mbed_official | 573:ad23fe03a082 | 430 | |
mbed_official | 573:ad23fe03a082 | 431 | /* Delay for ADC stabilization time */ |
mbed_official | 573:ad23fe03a082 | 432 | /* Compute number of CPU cycles to wait for */ |
mbed_official | 573:ad23fe03a082 | 433 | counter = (ADC_STAB_DELAY_US * (SystemCoreClock / 1000000)); |
mbed_official | 573:ad23fe03a082 | 434 | while(counter != 0) |
mbed_official | 573:ad23fe03a082 | 435 | { |
mbed_official | 573:ad23fe03a082 | 436 | counter--; |
mbed_official | 573:ad23fe03a082 | 437 | } |
mbed_official | 573:ad23fe03a082 | 438 | } |
mbed_official | 573:ad23fe03a082 | 439 | |
mbed_official | 573:ad23fe03a082 | 440 | /* Process unlocked */ |
mbed_official | 573:ad23fe03a082 | 441 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 442 | |
mbed_official | 573:ad23fe03a082 | 443 | /* Check if Multimode enabled */ |
mbed_official | 573:ad23fe03a082 | 444 | if(HAL_IS_BIT_CLR(ADC->CCR, ADC_CCR_MULTI)) |
mbed_official | 573:ad23fe03a082 | 445 | { |
mbed_official | 573:ad23fe03a082 | 446 | /* if no external trigger present enable software conversion of regular channels */ |
mbed_official | 573:ad23fe03a082 | 447 | if((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET) |
mbed_official | 573:ad23fe03a082 | 448 | { |
mbed_official | 573:ad23fe03a082 | 449 | /* Enable the selected ADC software conversion for regular group */ |
mbed_official | 573:ad23fe03a082 | 450 | hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
mbed_official | 573:ad23fe03a082 | 451 | } |
mbed_official | 573:ad23fe03a082 | 452 | } |
mbed_official | 573:ad23fe03a082 | 453 | else |
mbed_official | 573:ad23fe03a082 | 454 | { |
mbed_official | 573:ad23fe03a082 | 455 | /* if instance of handle correspond to ADC1 and no external trigger present enable software conversion of regular channels */ |
mbed_official | 573:ad23fe03a082 | 456 | if((hadc->Instance == ADC1) && ((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET)) |
mbed_official | 573:ad23fe03a082 | 457 | { |
mbed_official | 573:ad23fe03a082 | 458 | /* Enable the selected ADC software conversion for regular group */ |
mbed_official | 573:ad23fe03a082 | 459 | hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
mbed_official | 573:ad23fe03a082 | 460 | } |
mbed_official | 573:ad23fe03a082 | 461 | } |
mbed_official | 573:ad23fe03a082 | 462 | |
mbed_official | 573:ad23fe03a082 | 463 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 464 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 465 | } |
mbed_official | 573:ad23fe03a082 | 466 | |
mbed_official | 573:ad23fe03a082 | 467 | /** |
mbed_official | 573:ad23fe03a082 | 468 | * @brief Disables ADC and stop conversion of regular channels. |
mbed_official | 573:ad23fe03a082 | 469 | * |
mbed_official | 573:ad23fe03a082 | 470 | * @note Caution: This function will stop also injected channels. |
mbed_official | 573:ad23fe03a082 | 471 | * |
mbed_official | 573:ad23fe03a082 | 472 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 473 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 474 | * |
mbed_official | 573:ad23fe03a082 | 475 | * @retval HAL status. |
mbed_official | 573:ad23fe03a082 | 476 | */ |
mbed_official | 573:ad23fe03a082 | 477 | HAL_StatusTypeDef HAL_ADC_Stop(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 478 | { |
mbed_official | 573:ad23fe03a082 | 479 | /* Disable the Peripheral */ |
mbed_official | 573:ad23fe03a082 | 480 | __HAL_ADC_DISABLE(hadc); |
mbed_official | 573:ad23fe03a082 | 481 | |
mbed_official | 573:ad23fe03a082 | 482 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 483 | hadc->State = HAL_ADC_STATE_READY; |
mbed_official | 573:ad23fe03a082 | 484 | |
mbed_official | 573:ad23fe03a082 | 485 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 486 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 487 | } |
mbed_official | 573:ad23fe03a082 | 488 | |
mbed_official | 573:ad23fe03a082 | 489 | /** |
mbed_official | 573:ad23fe03a082 | 490 | * @brief Poll for regular conversion complete |
mbed_official | 573:ad23fe03a082 | 491 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 492 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 493 | * @param Timeout: Timeout value in millisecond. |
mbed_official | 573:ad23fe03a082 | 494 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 495 | */ |
mbed_official | 573:ad23fe03a082 | 496 | HAL_StatusTypeDef HAL_ADC_PollForConversion(ADC_HandleTypeDef* hadc, uint32_t Timeout) |
mbed_official | 573:ad23fe03a082 | 497 | { |
mbed_official | 573:ad23fe03a082 | 498 | uint32_t tickstart = 0; |
mbed_official | 573:ad23fe03a082 | 499 | |
mbed_official | 573:ad23fe03a082 | 500 | /* Verification that ADC configuration is compliant with polling for */ |
mbed_official | 573:ad23fe03a082 | 501 | /* each conversion: */ |
mbed_official | 573:ad23fe03a082 | 502 | /* Particular case is ADC configured in DMA mode and ADC sequencer with */ |
mbed_official | 573:ad23fe03a082 | 503 | /* several ranks and polling for end of each conversion. */ |
mbed_official | 573:ad23fe03a082 | 504 | /* For code simplicity sake, this particular case is generalized to */ |
mbed_official | 573:ad23fe03a082 | 505 | /* ADC configured in DMA mode and polling for end of each conversion. */ |
mbed_official | 573:ad23fe03a082 | 506 | if (HAL_IS_BIT_SET(hadc->Instance->CR2, ADC_CR2_EOCS) && |
mbed_official | 573:ad23fe03a082 | 507 | HAL_IS_BIT_SET(hadc->Instance->CR2, ADC_CR2_DMA) ) |
mbed_official | 573:ad23fe03a082 | 508 | { |
mbed_official | 573:ad23fe03a082 | 509 | /* Update ADC state machine to error */ |
mbed_official | 573:ad23fe03a082 | 510 | hadc->State = HAL_ADC_STATE_ERROR; |
mbed_official | 573:ad23fe03a082 | 511 | |
mbed_official | 573:ad23fe03a082 | 512 | /* Process unlocked */ |
mbed_official | 573:ad23fe03a082 | 513 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 514 | |
mbed_official | 573:ad23fe03a082 | 515 | return HAL_ERROR; |
mbed_official | 573:ad23fe03a082 | 516 | } |
mbed_official | 573:ad23fe03a082 | 517 | |
mbed_official | 573:ad23fe03a082 | 518 | /* Get tick */ |
mbed_official | 573:ad23fe03a082 | 519 | tickstart = HAL_GetTick(); |
mbed_official | 573:ad23fe03a082 | 520 | |
mbed_official | 573:ad23fe03a082 | 521 | /* Check End of conversion flag */ |
mbed_official | 573:ad23fe03a082 | 522 | while(!(__HAL_ADC_GET_FLAG(hadc, ADC_FLAG_EOC))) |
mbed_official | 573:ad23fe03a082 | 523 | { |
mbed_official | 573:ad23fe03a082 | 524 | /* Check for the Timeout */ |
mbed_official | 573:ad23fe03a082 | 525 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 573:ad23fe03a082 | 526 | { |
mbed_official | 573:ad23fe03a082 | 527 | if((Timeout == 0)||((HAL_GetTick() - tickstart ) > Timeout)) |
mbed_official | 573:ad23fe03a082 | 528 | { |
mbed_official | 573:ad23fe03a082 | 529 | hadc->State= HAL_ADC_STATE_TIMEOUT; |
mbed_official | 573:ad23fe03a082 | 530 | /* Process unlocked */ |
mbed_official | 573:ad23fe03a082 | 531 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 532 | return HAL_TIMEOUT; |
mbed_official | 573:ad23fe03a082 | 533 | } |
mbed_official | 573:ad23fe03a082 | 534 | } |
mbed_official | 573:ad23fe03a082 | 535 | } |
mbed_official | 573:ad23fe03a082 | 536 | |
mbed_official | 573:ad23fe03a082 | 537 | /* Check if an injected conversion is ready */ |
mbed_official | 573:ad23fe03a082 | 538 | if(hadc->State == HAL_ADC_STATE_EOC_INJ) |
mbed_official | 573:ad23fe03a082 | 539 | { |
mbed_official | 573:ad23fe03a082 | 540 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 541 | hadc->State = HAL_ADC_STATE_EOC_INJ_REG; |
mbed_official | 573:ad23fe03a082 | 542 | } |
mbed_official | 573:ad23fe03a082 | 543 | else |
mbed_official | 573:ad23fe03a082 | 544 | { |
mbed_official | 573:ad23fe03a082 | 545 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 546 | hadc->State = HAL_ADC_STATE_EOC_REG; |
mbed_official | 573:ad23fe03a082 | 547 | } |
mbed_official | 573:ad23fe03a082 | 548 | |
mbed_official | 573:ad23fe03a082 | 549 | /* Return ADC state */ |
mbed_official | 573:ad23fe03a082 | 550 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 551 | } |
mbed_official | 573:ad23fe03a082 | 552 | |
mbed_official | 573:ad23fe03a082 | 553 | /** |
mbed_official | 573:ad23fe03a082 | 554 | * @brief Poll for conversion event |
mbed_official | 573:ad23fe03a082 | 555 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 556 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 557 | * @param EventType: the ADC event type. |
mbed_official | 573:ad23fe03a082 | 558 | * This parameter can be one of the following values: |
mbed_official | 573:ad23fe03a082 | 559 | * @arg ADC_AWD_EVENT: ADC Analog watch Dog event. |
mbed_official | 573:ad23fe03a082 | 560 | * @arg ADC_OVR_EVENT: ADC Overrun event. |
mbed_official | 573:ad23fe03a082 | 561 | * @param Timeout: Timeout value in millisecond. |
mbed_official | 573:ad23fe03a082 | 562 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 563 | */ |
mbed_official | 573:ad23fe03a082 | 564 | HAL_StatusTypeDef HAL_ADC_PollForEvent(ADC_HandleTypeDef* hadc, uint32_t EventType, uint32_t Timeout) |
mbed_official | 573:ad23fe03a082 | 565 | { |
mbed_official | 573:ad23fe03a082 | 566 | uint32_t tickstart = 0; |
mbed_official | 573:ad23fe03a082 | 567 | |
mbed_official | 573:ad23fe03a082 | 568 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 569 | assert_param(IS_ADC_EVENT_TYPE(EventType)); |
mbed_official | 573:ad23fe03a082 | 570 | |
mbed_official | 573:ad23fe03a082 | 571 | /* Get tick */ |
mbed_official | 573:ad23fe03a082 | 572 | tickstart = HAL_GetTick(); |
mbed_official | 573:ad23fe03a082 | 573 | |
mbed_official | 573:ad23fe03a082 | 574 | /* Check selected event flag */ |
mbed_official | 573:ad23fe03a082 | 575 | while(!(__HAL_ADC_GET_FLAG(hadc,EventType))) |
mbed_official | 573:ad23fe03a082 | 576 | { |
mbed_official | 573:ad23fe03a082 | 577 | /* Check for the Timeout */ |
mbed_official | 573:ad23fe03a082 | 578 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 573:ad23fe03a082 | 579 | { |
mbed_official | 573:ad23fe03a082 | 580 | if((Timeout == 0)||((HAL_GetTick() - tickstart ) > Timeout)) |
mbed_official | 573:ad23fe03a082 | 581 | { |
mbed_official | 573:ad23fe03a082 | 582 | hadc->State= HAL_ADC_STATE_TIMEOUT; |
mbed_official | 573:ad23fe03a082 | 583 | /* Process unlocked */ |
mbed_official | 573:ad23fe03a082 | 584 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 585 | return HAL_TIMEOUT; |
mbed_official | 573:ad23fe03a082 | 586 | } |
mbed_official | 573:ad23fe03a082 | 587 | } |
mbed_official | 573:ad23fe03a082 | 588 | } |
mbed_official | 573:ad23fe03a082 | 589 | |
mbed_official | 573:ad23fe03a082 | 590 | /* Check analog watchdog flag */ |
mbed_official | 573:ad23fe03a082 | 591 | if(EventType == ADC_AWD_EVENT) |
mbed_official | 573:ad23fe03a082 | 592 | { |
mbed_official | 573:ad23fe03a082 | 593 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 594 | hadc->State = HAL_ADC_STATE_AWD; |
mbed_official | 573:ad23fe03a082 | 595 | |
mbed_official | 573:ad23fe03a082 | 596 | /* Clear the ADCx's analog watchdog flag */ |
mbed_official | 573:ad23fe03a082 | 597 | __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_AWD); |
mbed_official | 573:ad23fe03a082 | 598 | } |
mbed_official | 573:ad23fe03a082 | 599 | else |
mbed_official | 573:ad23fe03a082 | 600 | { |
mbed_official | 573:ad23fe03a082 | 601 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 602 | hadc->State = HAL_ADC_STATE_ERROR; |
mbed_official | 573:ad23fe03a082 | 603 | |
mbed_official | 573:ad23fe03a082 | 604 | /* Clear the ADCx's Overrun flag */ |
mbed_official | 573:ad23fe03a082 | 605 | __HAL_ADC_CLEAR_FLAG(hadc, ADC_FLAG_OVR); |
mbed_official | 573:ad23fe03a082 | 606 | } |
mbed_official | 573:ad23fe03a082 | 607 | |
mbed_official | 573:ad23fe03a082 | 608 | /* Return ADC state */ |
mbed_official | 573:ad23fe03a082 | 609 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 610 | } |
mbed_official | 573:ad23fe03a082 | 611 | |
mbed_official | 573:ad23fe03a082 | 612 | |
mbed_official | 573:ad23fe03a082 | 613 | /** |
mbed_official | 573:ad23fe03a082 | 614 | * @brief Enables the interrupt and starts ADC conversion of regular channels. |
mbed_official | 573:ad23fe03a082 | 615 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 616 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 617 | * @retval HAL status. |
mbed_official | 573:ad23fe03a082 | 618 | */ |
mbed_official | 573:ad23fe03a082 | 619 | HAL_StatusTypeDef HAL_ADC_Start_IT(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 620 | { |
mbed_official | 573:ad23fe03a082 | 621 | __IO uint32_t counter = 0; |
mbed_official | 573:ad23fe03a082 | 622 | |
mbed_official | 573:ad23fe03a082 | 623 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 624 | assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
mbed_official | 573:ad23fe03a082 | 625 | assert_param(IS_ADC_EXT_TRIG_EDGE(hadc->Init.ExternalTrigConvEdge)); |
mbed_official | 573:ad23fe03a082 | 626 | |
mbed_official | 573:ad23fe03a082 | 627 | /* Process locked */ |
mbed_official | 573:ad23fe03a082 | 628 | __HAL_LOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 629 | |
mbed_official | 573:ad23fe03a082 | 630 | /* Check if an injected conversion is ongoing */ |
mbed_official | 573:ad23fe03a082 | 631 | if(hadc->State == HAL_ADC_STATE_BUSY_INJ) |
mbed_official | 573:ad23fe03a082 | 632 | { |
mbed_official | 573:ad23fe03a082 | 633 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 634 | hadc->State = HAL_ADC_STATE_BUSY_INJ_REG; |
mbed_official | 573:ad23fe03a082 | 635 | } |
mbed_official | 573:ad23fe03a082 | 636 | else |
mbed_official | 573:ad23fe03a082 | 637 | { |
mbed_official | 573:ad23fe03a082 | 638 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 639 | hadc->State = HAL_ADC_STATE_BUSY_REG; |
mbed_official | 573:ad23fe03a082 | 640 | } |
mbed_official | 573:ad23fe03a082 | 641 | |
mbed_official | 573:ad23fe03a082 | 642 | /* Set ADC error code to none */ |
mbed_official | 573:ad23fe03a082 | 643 | hadc->ErrorCode = HAL_ADC_ERROR_NONE; |
mbed_official | 573:ad23fe03a082 | 644 | |
mbed_official | 573:ad23fe03a082 | 645 | /* Check if ADC peripheral is disabled in order to enable it and wait during |
mbed_official | 573:ad23fe03a082 | 646 | Tstab time the ADC's stabilization */ |
mbed_official | 573:ad23fe03a082 | 647 | if((hadc->Instance->CR2 & ADC_CR2_ADON) != ADC_CR2_ADON) |
mbed_official | 573:ad23fe03a082 | 648 | { |
mbed_official | 573:ad23fe03a082 | 649 | /* Enable the Peripheral */ |
mbed_official | 573:ad23fe03a082 | 650 | __HAL_ADC_ENABLE(hadc); |
mbed_official | 573:ad23fe03a082 | 651 | |
mbed_official | 573:ad23fe03a082 | 652 | /* Delay for ADC stabilization time */ |
mbed_official | 573:ad23fe03a082 | 653 | /* Compute number of CPU cycles to wait for */ |
mbed_official | 573:ad23fe03a082 | 654 | counter = (ADC_STAB_DELAY_US * (SystemCoreClock / 1000000)); |
mbed_official | 573:ad23fe03a082 | 655 | while(counter != 0) |
mbed_official | 573:ad23fe03a082 | 656 | { |
mbed_official | 573:ad23fe03a082 | 657 | counter--; |
mbed_official | 573:ad23fe03a082 | 658 | } |
mbed_official | 573:ad23fe03a082 | 659 | } |
mbed_official | 573:ad23fe03a082 | 660 | |
mbed_official | 573:ad23fe03a082 | 661 | /* Enable the ADC overrun interrupt */ |
mbed_official | 573:ad23fe03a082 | 662 | __HAL_ADC_ENABLE_IT(hadc, ADC_IT_OVR); |
mbed_official | 573:ad23fe03a082 | 663 | |
mbed_official | 573:ad23fe03a082 | 664 | /* Enable the ADC end of conversion interrupt for regular group */ |
mbed_official | 573:ad23fe03a082 | 665 | __HAL_ADC_ENABLE_IT(hadc, ADC_IT_EOC); |
mbed_official | 573:ad23fe03a082 | 666 | |
mbed_official | 573:ad23fe03a082 | 667 | /* Process unlocked */ |
mbed_official | 573:ad23fe03a082 | 668 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 669 | |
mbed_official | 573:ad23fe03a082 | 670 | /* Check if Multimode enabled */ |
mbed_official | 573:ad23fe03a082 | 671 | if(HAL_IS_BIT_CLR(ADC->CCR, ADC_CCR_MULTI)) |
mbed_official | 573:ad23fe03a082 | 672 | { |
mbed_official | 573:ad23fe03a082 | 673 | /* if no external trigger present enable software conversion of regular channels */ |
mbed_official | 573:ad23fe03a082 | 674 | if((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET) |
mbed_official | 573:ad23fe03a082 | 675 | { |
mbed_official | 573:ad23fe03a082 | 676 | /* Enable the selected ADC software conversion for regular group */ |
mbed_official | 573:ad23fe03a082 | 677 | hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
mbed_official | 573:ad23fe03a082 | 678 | } |
mbed_official | 573:ad23fe03a082 | 679 | } |
mbed_official | 573:ad23fe03a082 | 680 | else |
mbed_official | 573:ad23fe03a082 | 681 | { |
mbed_official | 573:ad23fe03a082 | 682 | /* if instance of handle correspond to ADC1 and no external trigger present enable software conversion of regular channels */ |
mbed_official | 573:ad23fe03a082 | 683 | if((hadc->Instance == (ADC_TypeDef*)0x40012000) && ((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET)) |
mbed_official | 573:ad23fe03a082 | 684 | { |
mbed_official | 573:ad23fe03a082 | 685 | /* Enable the selected ADC software conversion for regular group */ |
mbed_official | 573:ad23fe03a082 | 686 | hadc->Instance->CR2 |= (uint32_t)ADC_CR2_SWSTART; |
mbed_official | 573:ad23fe03a082 | 687 | } |
mbed_official | 573:ad23fe03a082 | 688 | } |
mbed_official | 573:ad23fe03a082 | 689 | |
mbed_official | 573:ad23fe03a082 | 690 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 691 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 692 | } |
mbed_official | 573:ad23fe03a082 | 693 | |
mbed_official | 573:ad23fe03a082 | 694 | /** |
mbed_official | 573:ad23fe03a082 | 695 | * @brief Disables the interrupt and stop ADC conversion of regular channels. |
mbed_official | 573:ad23fe03a082 | 696 | * |
mbed_official | 573:ad23fe03a082 | 697 | * @note Caution: This function will stop also injected channels. |
mbed_official | 573:ad23fe03a082 | 698 | * |
mbed_official | 573:ad23fe03a082 | 699 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 700 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 701 | * @retval HAL status. |
mbed_official | 573:ad23fe03a082 | 702 | */ |
mbed_official | 573:ad23fe03a082 | 703 | HAL_StatusTypeDef HAL_ADC_Stop_IT(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 704 | { |
mbed_official | 573:ad23fe03a082 | 705 | /* Disable the ADC end of conversion interrupt for regular group */ |
mbed_official | 573:ad23fe03a082 | 706 | __HAL_ADC_DISABLE_IT(hadc, ADC_IT_EOC); |
mbed_official | 573:ad23fe03a082 | 707 | |
mbed_official | 573:ad23fe03a082 | 708 | /* Disable the ADC end of conversion interrupt for injected group */ |
mbed_official | 573:ad23fe03a082 | 709 | __HAL_ADC_DISABLE_IT(hadc, ADC_CR1_JEOCIE); |
mbed_official | 573:ad23fe03a082 | 710 | |
mbed_official | 573:ad23fe03a082 | 711 | /* Enable the Peripheral */ |
mbed_official | 573:ad23fe03a082 | 712 | __HAL_ADC_DISABLE(hadc); |
mbed_official | 573:ad23fe03a082 | 713 | |
mbed_official | 573:ad23fe03a082 | 714 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 715 | hadc->State = HAL_ADC_STATE_READY; |
mbed_official | 573:ad23fe03a082 | 716 | |
mbed_official | 573:ad23fe03a082 | 717 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 718 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 719 | } |
mbed_official | 573:ad23fe03a082 | 720 | |
mbed_official | 573:ad23fe03a082 | 721 | /** |
mbed_official | 573:ad23fe03a082 | 722 | * @brief Handles ADC interrupt request |
mbed_official | 573:ad23fe03a082 | 723 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 724 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 725 | * @retval None |
mbed_official | 573:ad23fe03a082 | 726 | */ |
mbed_official | 573:ad23fe03a082 | 727 | void HAL_ADC_IRQHandler(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 728 | { |
mbed_official | 573:ad23fe03a082 | 729 | uint32_t tmp1 = 0, tmp2 = 0; |
mbed_official | 573:ad23fe03a082 | 730 | |
mbed_official | 573:ad23fe03a082 | 731 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 732 | assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
mbed_official | 573:ad23fe03a082 | 733 | assert_param(IS_ADC_REGULAR_LENGTH(hadc->Init.NbrOfConversion)); |
mbed_official | 573:ad23fe03a082 | 734 | assert_param(IS_ADC_EOCSelection(hadc->Init.EOCSelection)); |
mbed_official | 573:ad23fe03a082 | 735 | |
mbed_official | 573:ad23fe03a082 | 736 | tmp1 = __HAL_ADC_GET_FLAG(hadc, ADC_FLAG_EOC); |
mbed_official | 573:ad23fe03a082 | 737 | tmp2 = __HAL_ADC_GET_IT_SOURCE(hadc, ADC_IT_EOC); |
mbed_official | 573:ad23fe03a082 | 738 | /* Check End of conversion flag for regular channels */ |
mbed_official | 573:ad23fe03a082 | 739 | if(tmp1 && tmp2) |
mbed_official | 573:ad23fe03a082 | 740 | { |
mbed_official | 573:ad23fe03a082 | 741 | /* Check if an injected conversion is ready */ |
mbed_official | 573:ad23fe03a082 | 742 | if(hadc->State == HAL_ADC_STATE_EOC_INJ) |
mbed_official | 573:ad23fe03a082 | 743 | { |
mbed_official | 573:ad23fe03a082 | 744 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 745 | hadc->State = HAL_ADC_STATE_EOC_INJ_REG; |
mbed_official | 573:ad23fe03a082 | 746 | } |
mbed_official | 573:ad23fe03a082 | 747 | else |
mbed_official | 573:ad23fe03a082 | 748 | { |
mbed_official | 573:ad23fe03a082 | 749 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 750 | hadc->State = HAL_ADC_STATE_EOC_REG; |
mbed_official | 573:ad23fe03a082 | 751 | } |
mbed_official | 573:ad23fe03a082 | 752 | |
mbed_official | 573:ad23fe03a082 | 753 | if((hadc->Init.ContinuousConvMode == DISABLE) && ((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET)) |
mbed_official | 573:ad23fe03a082 | 754 | { |
mbed_official | 573:ad23fe03a082 | 755 | if(hadc->Init.EOCSelection == ADC_EOC_SEQ_CONV) |
mbed_official | 573:ad23fe03a082 | 756 | { |
mbed_official | 573:ad23fe03a082 | 757 | /* DISABLE the ADC end of conversion interrupt for regular group */ |
mbed_official | 573:ad23fe03a082 | 758 | __HAL_ADC_DISABLE_IT(hadc, ADC_IT_EOC); |
mbed_official | 573:ad23fe03a082 | 759 | |
mbed_official | 573:ad23fe03a082 | 760 | /* DISABLE the ADC overrun interrupt */ |
mbed_official | 573:ad23fe03a082 | 761 | __HAL_ADC_DISABLE_IT(hadc, ADC_IT_OVR); |
mbed_official | 573:ad23fe03a082 | 762 | } |
mbed_official | 573:ad23fe03a082 | 763 | else |
mbed_official | 573:ad23fe03a082 | 764 | { |
mbed_official | 573:ad23fe03a082 | 765 | if (hadc->NbrOfCurrentConversionRank == 0) |
mbed_official | 573:ad23fe03a082 | 766 | { |
mbed_official | 573:ad23fe03a082 | 767 | hadc->NbrOfCurrentConversionRank = hadc->Init.NbrOfConversion; |
mbed_official | 573:ad23fe03a082 | 768 | } |
mbed_official | 573:ad23fe03a082 | 769 | |
mbed_official | 573:ad23fe03a082 | 770 | /* Decrement the number of conversion when an interrupt occurs */ |
mbed_official | 573:ad23fe03a082 | 771 | hadc->NbrOfCurrentConversionRank--; |
mbed_official | 573:ad23fe03a082 | 772 | |
mbed_official | 573:ad23fe03a082 | 773 | /* Check if all conversions are finished */ |
mbed_official | 573:ad23fe03a082 | 774 | if(hadc->NbrOfCurrentConversionRank == 0) |
mbed_official | 573:ad23fe03a082 | 775 | { |
mbed_official | 573:ad23fe03a082 | 776 | /* DISABLE the ADC end of conversion interrupt for regular group */ |
mbed_official | 573:ad23fe03a082 | 777 | __HAL_ADC_DISABLE_IT(hadc, ADC_IT_EOC); |
mbed_official | 573:ad23fe03a082 | 778 | |
mbed_official | 573:ad23fe03a082 | 779 | /* DISABLE the ADC overrun interrupt */ |
mbed_official | 573:ad23fe03a082 | 780 | __HAL_ADC_DISABLE_IT(hadc, ADC_IT_OVR); |
mbed_official | 573:ad23fe03a082 | 781 | } |
mbed_official | 573:ad23fe03a082 | 782 | } |
mbed_official | 573:ad23fe03a082 | 783 | } |
mbed_official | 573:ad23fe03a082 | 784 | |
mbed_official | 573:ad23fe03a082 | 785 | /* Conversion complete callback */ |
mbed_official | 573:ad23fe03a082 | 786 | HAL_ADC_ConvCpltCallback(hadc); |
mbed_official | 573:ad23fe03a082 | 787 | |
mbed_official | 573:ad23fe03a082 | 788 | /* Clear the ADCx flag for regular end of conversion */ |
mbed_official | 573:ad23fe03a082 | 789 | __HAL_ADC_CLEAR_FLAG(hadc,ADC_FLAG_EOC); |
mbed_official | 573:ad23fe03a082 | 790 | } |
mbed_official | 573:ad23fe03a082 | 791 | |
mbed_official | 573:ad23fe03a082 | 792 | tmp1 = __HAL_ADC_GET_FLAG(hadc, ADC_FLAG_JEOC); |
mbed_official | 573:ad23fe03a082 | 793 | tmp2 = __HAL_ADC_GET_IT_SOURCE(hadc, ADC_IT_JEOC); |
mbed_official | 573:ad23fe03a082 | 794 | /* Check End of conversion flag for injected channels */ |
mbed_official | 573:ad23fe03a082 | 795 | if(tmp1 && tmp2) |
mbed_official | 573:ad23fe03a082 | 796 | { |
mbed_official | 573:ad23fe03a082 | 797 | /* Check if a regular conversion is ready */ |
mbed_official | 573:ad23fe03a082 | 798 | if(hadc->State == HAL_ADC_STATE_EOC_REG) |
mbed_official | 573:ad23fe03a082 | 799 | { |
mbed_official | 573:ad23fe03a082 | 800 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 801 | hadc->State = HAL_ADC_STATE_EOC_INJ_REG; |
mbed_official | 573:ad23fe03a082 | 802 | } |
mbed_official | 573:ad23fe03a082 | 803 | else |
mbed_official | 573:ad23fe03a082 | 804 | { |
mbed_official | 573:ad23fe03a082 | 805 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 806 | hadc->State = HAL_ADC_STATE_EOC_INJ; |
mbed_official | 573:ad23fe03a082 | 807 | } |
mbed_official | 573:ad23fe03a082 | 808 | |
mbed_official | 573:ad23fe03a082 | 809 | tmp1 = HAL_IS_BIT_CLR(hadc->Instance->CR1, ADC_CR1_JAUTO); |
mbed_official | 573:ad23fe03a082 | 810 | tmp2 = HAL_IS_BIT_CLR(hadc->Instance->CR2, ADC_CR2_JEXTEN); |
mbed_official | 573:ad23fe03a082 | 811 | if(((hadc->Init.ContinuousConvMode == DISABLE) || tmp1) && tmp2) |
mbed_official | 573:ad23fe03a082 | 812 | { |
mbed_official | 573:ad23fe03a082 | 813 | /* DISABLE the ADC end of conversion interrupt for injected group */ |
mbed_official | 573:ad23fe03a082 | 814 | __HAL_ADC_DISABLE_IT(hadc, ADC_IT_JEOC); |
mbed_official | 573:ad23fe03a082 | 815 | } |
mbed_official | 573:ad23fe03a082 | 816 | |
mbed_official | 573:ad23fe03a082 | 817 | /* Conversion complete callback */ |
mbed_official | 573:ad23fe03a082 | 818 | HAL_ADCEx_InjectedConvCpltCallback(hadc); |
mbed_official | 573:ad23fe03a082 | 819 | |
mbed_official | 573:ad23fe03a082 | 820 | /* Clear the ADCx flag for injected end of conversion */ |
mbed_official | 573:ad23fe03a082 | 821 | __HAL_ADC_CLEAR_FLAG(hadc,ADC_FLAG_JEOC); |
mbed_official | 573:ad23fe03a082 | 822 | } |
mbed_official | 573:ad23fe03a082 | 823 | |
mbed_official | 573:ad23fe03a082 | 824 | tmp1 = __HAL_ADC_GET_FLAG(hadc, ADC_FLAG_AWD); |
mbed_official | 573:ad23fe03a082 | 825 | tmp2 = __HAL_ADC_GET_IT_SOURCE(hadc, ADC_IT_AWD); |
mbed_official | 573:ad23fe03a082 | 826 | /* Check Analog watchdog flag */ |
mbed_official | 573:ad23fe03a082 | 827 | if(tmp1 && tmp2) |
mbed_official | 573:ad23fe03a082 | 828 | { |
mbed_official | 573:ad23fe03a082 | 829 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 830 | hadc->State = HAL_ADC_STATE_AWD; |
mbed_official | 573:ad23fe03a082 | 831 | |
mbed_official | 573:ad23fe03a082 | 832 | /* Clear the ADCx's Analog watchdog flag */ |
mbed_official | 573:ad23fe03a082 | 833 | __HAL_ADC_CLEAR_FLAG(hadc,ADC_FLAG_AWD); |
mbed_official | 573:ad23fe03a082 | 834 | |
mbed_official | 573:ad23fe03a082 | 835 | /* Level out of window callback */ |
mbed_official | 573:ad23fe03a082 | 836 | HAL_ADC_LevelOutOfWindowCallback(hadc); |
mbed_official | 573:ad23fe03a082 | 837 | } |
mbed_official | 573:ad23fe03a082 | 838 | |
mbed_official | 573:ad23fe03a082 | 839 | tmp1 = __HAL_ADC_GET_FLAG(hadc, ADC_FLAG_OVR); |
mbed_official | 573:ad23fe03a082 | 840 | tmp2 = __HAL_ADC_GET_IT_SOURCE(hadc, ADC_IT_OVR); |
mbed_official | 573:ad23fe03a082 | 841 | /* Check Overrun flag */ |
mbed_official | 573:ad23fe03a082 | 842 | if(tmp1 && tmp2) |
mbed_official | 573:ad23fe03a082 | 843 | { |
mbed_official | 573:ad23fe03a082 | 844 | /* Change ADC state to overrun state */ |
mbed_official | 573:ad23fe03a082 | 845 | hadc->State = HAL_ADC_STATE_ERROR; |
mbed_official | 573:ad23fe03a082 | 846 | |
mbed_official | 573:ad23fe03a082 | 847 | /* Set ADC error code to overrun */ |
mbed_official | 573:ad23fe03a082 | 848 | hadc->ErrorCode |= HAL_ADC_ERROR_OVR; |
mbed_official | 573:ad23fe03a082 | 849 | |
mbed_official | 573:ad23fe03a082 | 850 | /* Clear the Overrun flag */ |
mbed_official | 573:ad23fe03a082 | 851 | __HAL_ADC_CLEAR_FLAG(hadc,ADC_FLAG_OVR); |
mbed_official | 573:ad23fe03a082 | 852 | |
mbed_official | 573:ad23fe03a082 | 853 | /* Error callback */ |
mbed_official | 573:ad23fe03a082 | 854 | HAL_ADC_ErrorCallback(hadc); |
mbed_official | 573:ad23fe03a082 | 855 | } |
mbed_official | 573:ad23fe03a082 | 856 | } |
mbed_official | 573:ad23fe03a082 | 857 | |
mbed_official | 573:ad23fe03a082 | 858 | /** |
mbed_official | 573:ad23fe03a082 | 859 | * @brief Enables ADC DMA request after last transfer (Single-ADC mode) and enables ADC peripheral |
mbed_official | 573:ad23fe03a082 | 860 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 861 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 862 | * @param pData: The destination Buffer address. |
mbed_official | 573:ad23fe03a082 | 863 | * @param Length: The length of data to be transferred from ADC peripheral to memory. |
mbed_official | 573:ad23fe03a082 | 864 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 865 | */ |
mbed_official | 573:ad23fe03a082 | 866 | HAL_StatusTypeDef HAL_ADC_Start_DMA(ADC_HandleTypeDef* hadc, uint32_t* pData, uint32_t Length) |
mbed_official | 573:ad23fe03a082 | 867 | { |
mbed_official | 573:ad23fe03a082 | 868 | __IO uint32_t counter = 0; |
mbed_official | 573:ad23fe03a082 | 869 | |
mbed_official | 573:ad23fe03a082 | 870 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 871 | assert_param(IS_FUNCTIONAL_STATE(hadc->Init.ContinuousConvMode)); |
mbed_official | 573:ad23fe03a082 | 872 | assert_param(IS_ADC_EXT_TRIG_EDGE(hadc->Init.ExternalTrigConvEdge)); |
mbed_official | 573:ad23fe03a082 | 873 | |
mbed_official | 573:ad23fe03a082 | 874 | /* Process locked */ |
mbed_official | 573:ad23fe03a082 | 875 | __HAL_LOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 876 | |
mbed_official | 573:ad23fe03a082 | 877 | /* Enable ADC overrun interrupt */ |
mbed_official | 573:ad23fe03a082 | 878 | __HAL_ADC_ENABLE_IT(hadc, ADC_IT_OVR); |
mbed_official | 573:ad23fe03a082 | 879 | |
mbed_official | 573:ad23fe03a082 | 880 | /* Enable ADC DMA mode */ |
mbed_official | 573:ad23fe03a082 | 881 | hadc->Instance->CR2 |= ADC_CR2_DMA; |
mbed_official | 573:ad23fe03a082 | 882 | |
mbed_official | 573:ad23fe03a082 | 883 | /* Set the DMA transfer complete callback */ |
mbed_official | 573:ad23fe03a082 | 884 | hadc->DMA_Handle->XferCpltCallback = ADC_DMAConvCplt; |
mbed_official | 573:ad23fe03a082 | 885 | |
mbed_official | 573:ad23fe03a082 | 886 | /* Set the DMA half transfer complete callback */ |
mbed_official | 573:ad23fe03a082 | 887 | hadc->DMA_Handle->XferHalfCpltCallback = ADC_DMAHalfConvCplt; |
mbed_official | 573:ad23fe03a082 | 888 | |
mbed_official | 573:ad23fe03a082 | 889 | /* Set the DMA error callback */ |
mbed_official | 573:ad23fe03a082 | 890 | hadc->DMA_Handle->XferErrorCallback = ADC_DMAError ; |
mbed_official | 573:ad23fe03a082 | 891 | |
mbed_official | 573:ad23fe03a082 | 892 | /* Enable the DMA Stream */ |
mbed_official | 573:ad23fe03a082 | 893 | HAL_DMA_Start_IT(hadc->DMA_Handle, (uint32_t)&hadc->Instance->DR, (uint32_t)pData, Length); |
mbed_official | 573:ad23fe03a082 | 894 | |
mbed_official | 573:ad23fe03a082 | 895 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 896 | hadc->State = HAL_ADC_STATE_BUSY_REG; |
mbed_official | 573:ad23fe03a082 | 897 | |
mbed_official | 573:ad23fe03a082 | 898 | /* Process unlocked */ |
mbed_official | 573:ad23fe03a082 | 899 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 900 | |
mbed_official | 573:ad23fe03a082 | 901 | /* Check if ADC peripheral is disabled in order to enable it and wait during |
mbed_official | 573:ad23fe03a082 | 902 | Tstab time the ADC's stabilization */ |
mbed_official | 573:ad23fe03a082 | 903 | if((hadc->Instance->CR2 & ADC_CR2_ADON) != ADC_CR2_ADON) |
mbed_official | 573:ad23fe03a082 | 904 | { |
mbed_official | 573:ad23fe03a082 | 905 | /* Enable the Peripheral */ |
mbed_official | 573:ad23fe03a082 | 906 | __HAL_ADC_ENABLE(hadc); |
mbed_official | 573:ad23fe03a082 | 907 | |
mbed_official | 573:ad23fe03a082 | 908 | /* Delay for ADC stabilization time */ |
mbed_official | 573:ad23fe03a082 | 909 | /* Compute number of CPU cycles to wait for */ |
mbed_official | 573:ad23fe03a082 | 910 | counter = (ADC_STAB_DELAY_US * (SystemCoreClock / 1000000)); |
mbed_official | 573:ad23fe03a082 | 911 | while(counter != 0) |
mbed_official | 573:ad23fe03a082 | 912 | { |
mbed_official | 573:ad23fe03a082 | 913 | counter--; |
mbed_official | 573:ad23fe03a082 | 914 | } |
mbed_official | 573:ad23fe03a082 | 915 | } |
mbed_official | 573:ad23fe03a082 | 916 | |
mbed_official | 573:ad23fe03a082 | 917 | /* if no external trigger present enable software conversion of regular channels */ |
mbed_official | 573:ad23fe03a082 | 918 | if((hadc->Instance->CR2 & ADC_CR2_EXTEN) == RESET) |
mbed_official | 573:ad23fe03a082 | 919 | { |
mbed_official | 573:ad23fe03a082 | 920 | /* Enable the selected ADC software conversion for regular group */ |
mbed_official | 573:ad23fe03a082 | 921 | hadc->Instance->CR2 |= ADC_CR2_SWSTART; |
mbed_official | 573:ad23fe03a082 | 922 | } |
mbed_official | 573:ad23fe03a082 | 923 | |
mbed_official | 573:ad23fe03a082 | 924 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 925 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 926 | } |
mbed_official | 573:ad23fe03a082 | 927 | |
mbed_official | 573:ad23fe03a082 | 928 | /** |
mbed_official | 573:ad23fe03a082 | 929 | * @brief Disables ADC DMA (Single-ADC mode) and disables ADC peripheral |
mbed_official | 573:ad23fe03a082 | 930 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 931 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 932 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 933 | */ |
mbed_official | 573:ad23fe03a082 | 934 | HAL_StatusTypeDef HAL_ADC_Stop_DMA(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 935 | { |
mbed_official | 573:ad23fe03a082 | 936 | /* Disable the Peripheral */ |
mbed_official | 573:ad23fe03a082 | 937 | __HAL_ADC_DISABLE(hadc); |
mbed_official | 573:ad23fe03a082 | 938 | |
mbed_official | 573:ad23fe03a082 | 939 | /* Disable ADC overrun interrupt */ |
mbed_official | 573:ad23fe03a082 | 940 | __HAL_ADC_DISABLE_IT(hadc, ADC_IT_OVR); |
mbed_official | 573:ad23fe03a082 | 941 | |
mbed_official | 573:ad23fe03a082 | 942 | /* Disable the selected ADC DMA mode */ |
mbed_official | 573:ad23fe03a082 | 943 | hadc->Instance->CR2 &= ~ADC_CR2_DMA; |
mbed_official | 573:ad23fe03a082 | 944 | |
mbed_official | 573:ad23fe03a082 | 945 | /* Disable the ADC DMA Stream */ |
mbed_official | 573:ad23fe03a082 | 946 | HAL_DMA_Abort(hadc->DMA_Handle); |
mbed_official | 573:ad23fe03a082 | 947 | |
mbed_official | 573:ad23fe03a082 | 948 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 949 | hadc->State = HAL_ADC_STATE_READY; |
mbed_official | 573:ad23fe03a082 | 950 | |
mbed_official | 573:ad23fe03a082 | 951 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 952 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 953 | } |
mbed_official | 573:ad23fe03a082 | 954 | |
mbed_official | 573:ad23fe03a082 | 955 | /** |
mbed_official | 573:ad23fe03a082 | 956 | * @brief Gets the converted value from data register of regular channel. |
mbed_official | 573:ad23fe03a082 | 957 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 958 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 959 | * @retval Converted value |
mbed_official | 573:ad23fe03a082 | 960 | */ |
mbed_official | 573:ad23fe03a082 | 961 | uint32_t HAL_ADC_GetValue(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 962 | { |
mbed_official | 573:ad23fe03a082 | 963 | /* Return the selected ADC converted value */ |
mbed_official | 573:ad23fe03a082 | 964 | return hadc->Instance->DR; |
mbed_official | 573:ad23fe03a082 | 965 | } |
mbed_official | 573:ad23fe03a082 | 966 | |
mbed_official | 573:ad23fe03a082 | 967 | /** |
mbed_official | 573:ad23fe03a082 | 968 | * @brief Regular conversion complete callback in non blocking mode |
mbed_official | 573:ad23fe03a082 | 969 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 970 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 971 | * @retval None |
mbed_official | 573:ad23fe03a082 | 972 | */ |
mbed_official | 573:ad23fe03a082 | 973 | __weak void HAL_ADC_ConvCpltCallback(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 974 | { |
mbed_official | 573:ad23fe03a082 | 975 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 573:ad23fe03a082 | 976 | the HAL_ADC_ConvCpltCallback could be implemented in the user file |
mbed_official | 573:ad23fe03a082 | 977 | */ |
mbed_official | 573:ad23fe03a082 | 978 | } |
mbed_official | 573:ad23fe03a082 | 979 | |
mbed_official | 573:ad23fe03a082 | 980 | /** |
mbed_official | 573:ad23fe03a082 | 981 | * @brief Regular conversion half DMA transfer callback in non blocking mode |
mbed_official | 573:ad23fe03a082 | 982 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 983 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 984 | * @retval None |
mbed_official | 573:ad23fe03a082 | 985 | */ |
mbed_official | 573:ad23fe03a082 | 986 | __weak void HAL_ADC_ConvHalfCpltCallback(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 987 | { |
mbed_official | 573:ad23fe03a082 | 988 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 573:ad23fe03a082 | 989 | the HAL_ADC_ConvHalfCpltCallback could be implemented in the user file |
mbed_official | 573:ad23fe03a082 | 990 | */ |
mbed_official | 573:ad23fe03a082 | 991 | } |
mbed_official | 573:ad23fe03a082 | 992 | |
mbed_official | 573:ad23fe03a082 | 993 | /** |
mbed_official | 573:ad23fe03a082 | 994 | * @brief Analog watchdog callback in non blocking mode |
mbed_official | 573:ad23fe03a082 | 995 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 996 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 997 | * @retval None |
mbed_official | 573:ad23fe03a082 | 998 | */ |
mbed_official | 573:ad23fe03a082 | 999 | __weak void HAL_ADC_LevelOutOfWindowCallback(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 1000 | { |
mbed_official | 573:ad23fe03a082 | 1001 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 573:ad23fe03a082 | 1002 | the HAL_ADC_LevelOoutOfWindowCallback could be implemented in the user file |
mbed_official | 573:ad23fe03a082 | 1003 | */ |
mbed_official | 573:ad23fe03a082 | 1004 | } |
mbed_official | 573:ad23fe03a082 | 1005 | |
mbed_official | 573:ad23fe03a082 | 1006 | /** |
mbed_official | 573:ad23fe03a082 | 1007 | * @brief Error ADC callback. |
mbed_official | 573:ad23fe03a082 | 1008 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1009 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 1010 | * @retval None |
mbed_official | 573:ad23fe03a082 | 1011 | */ |
mbed_official | 573:ad23fe03a082 | 1012 | __weak void HAL_ADC_ErrorCallback(ADC_HandleTypeDef *hadc) |
mbed_official | 573:ad23fe03a082 | 1013 | { |
mbed_official | 573:ad23fe03a082 | 1014 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 573:ad23fe03a082 | 1015 | the HAL_ADC_ErrorCallback could be implemented in the user file |
mbed_official | 573:ad23fe03a082 | 1016 | */ |
mbed_official | 573:ad23fe03a082 | 1017 | } |
mbed_official | 573:ad23fe03a082 | 1018 | |
mbed_official | 573:ad23fe03a082 | 1019 | /** |
mbed_official | 573:ad23fe03a082 | 1020 | * @} |
mbed_official | 573:ad23fe03a082 | 1021 | */ |
mbed_official | 573:ad23fe03a082 | 1022 | |
mbed_official | 573:ad23fe03a082 | 1023 | /** @defgroup ADC_Exported_Functions_Group3 Peripheral Control functions |
mbed_official | 573:ad23fe03a082 | 1024 | * @brief Peripheral Control functions |
mbed_official | 573:ad23fe03a082 | 1025 | * |
mbed_official | 573:ad23fe03a082 | 1026 | @verbatim |
mbed_official | 573:ad23fe03a082 | 1027 | =============================================================================== |
mbed_official | 573:ad23fe03a082 | 1028 | ##### Peripheral Control functions ##### |
mbed_official | 573:ad23fe03a082 | 1029 | =============================================================================== |
mbed_official | 573:ad23fe03a082 | 1030 | [..] This section provides functions allowing to: |
mbed_official | 573:ad23fe03a082 | 1031 | (+) Configure regular channels. |
mbed_official | 573:ad23fe03a082 | 1032 | (+) Configure injected channels. |
mbed_official | 573:ad23fe03a082 | 1033 | (+) Configure multimode. |
mbed_official | 573:ad23fe03a082 | 1034 | (+) Configure the analog watch dog. |
mbed_official | 573:ad23fe03a082 | 1035 | |
mbed_official | 573:ad23fe03a082 | 1036 | @endverbatim |
mbed_official | 573:ad23fe03a082 | 1037 | * @{ |
mbed_official | 573:ad23fe03a082 | 1038 | */ |
mbed_official | 573:ad23fe03a082 | 1039 | |
mbed_official | 573:ad23fe03a082 | 1040 | /** |
mbed_official | 573:ad23fe03a082 | 1041 | * @brief Configures for the selected ADC regular channel its corresponding |
mbed_official | 573:ad23fe03a082 | 1042 | * rank in the sequencer and its sample time. |
mbed_official | 573:ad23fe03a082 | 1043 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1044 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 1045 | * @param sConfig: ADC configuration structure. |
mbed_official | 573:ad23fe03a082 | 1046 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 1047 | */ |
mbed_official | 573:ad23fe03a082 | 1048 | HAL_StatusTypeDef HAL_ADC_ConfigChannel(ADC_HandleTypeDef* hadc, ADC_ChannelConfTypeDef* sConfig) |
mbed_official | 573:ad23fe03a082 | 1049 | { |
mbed_official | 573:ad23fe03a082 | 1050 | __IO uint32_t counter = 0; |
mbed_official | 573:ad23fe03a082 | 1051 | |
mbed_official | 573:ad23fe03a082 | 1052 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 1053 | assert_param(IS_ADC_CHANNEL(sConfig->Channel)); |
mbed_official | 573:ad23fe03a082 | 1054 | assert_param(IS_ADC_REGULAR_RANK(sConfig->Rank)); |
mbed_official | 573:ad23fe03a082 | 1055 | assert_param(IS_ADC_SAMPLE_TIME(sConfig->SamplingTime)); |
mbed_official | 573:ad23fe03a082 | 1056 | |
mbed_official | 573:ad23fe03a082 | 1057 | /* Process locked */ |
mbed_official | 573:ad23fe03a082 | 1058 | __HAL_LOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 1059 | |
mbed_official | 573:ad23fe03a082 | 1060 | /* if ADC_Channel_10 ... ADC_Channel_18 is selected */ |
mbed_official | 573:ad23fe03a082 | 1061 | if (sConfig->Channel > ADC_CHANNEL_9) |
mbed_official | 573:ad23fe03a082 | 1062 | { |
mbed_official | 573:ad23fe03a082 | 1063 | /* Clear the old sample time */ |
mbed_official | 573:ad23fe03a082 | 1064 | hadc->Instance->SMPR1 &= ~ADC_SMPR1(ADC_SMPR1_SMP10, sConfig->Channel); |
mbed_official | 573:ad23fe03a082 | 1065 | |
mbed_official | 573:ad23fe03a082 | 1066 | /* Set the new sample time */ |
mbed_official | 573:ad23fe03a082 | 1067 | hadc->Instance->SMPR1 |= ADC_SMPR1(sConfig->SamplingTime, sConfig->Channel); |
mbed_official | 573:ad23fe03a082 | 1068 | } |
mbed_official | 573:ad23fe03a082 | 1069 | else /* ADC_Channel include in ADC_Channel_[0..9] */ |
mbed_official | 573:ad23fe03a082 | 1070 | { |
mbed_official | 573:ad23fe03a082 | 1071 | /* Clear the old sample time */ |
mbed_official | 573:ad23fe03a082 | 1072 | hadc->Instance->SMPR2 &= ~ADC_SMPR2(ADC_SMPR2_SMP0, sConfig->Channel); |
mbed_official | 573:ad23fe03a082 | 1073 | |
mbed_official | 573:ad23fe03a082 | 1074 | /* Set the new sample time */ |
mbed_official | 573:ad23fe03a082 | 1075 | hadc->Instance->SMPR2 |= ADC_SMPR2(sConfig->SamplingTime, sConfig->Channel); |
mbed_official | 573:ad23fe03a082 | 1076 | } |
mbed_official | 573:ad23fe03a082 | 1077 | |
mbed_official | 573:ad23fe03a082 | 1078 | /* For Rank 1 to 6 */ |
mbed_official | 573:ad23fe03a082 | 1079 | if (sConfig->Rank < 7) |
mbed_official | 573:ad23fe03a082 | 1080 | { |
mbed_official | 573:ad23fe03a082 | 1081 | /* Clear the old SQx bits for the selected rank */ |
mbed_official | 573:ad23fe03a082 | 1082 | hadc->Instance->SQR3 &= ~ADC_SQR3_RK(ADC_SQR3_SQ1, sConfig->Rank); |
mbed_official | 573:ad23fe03a082 | 1083 | |
mbed_official | 573:ad23fe03a082 | 1084 | /* Set the SQx bits for the selected rank */ |
mbed_official | 573:ad23fe03a082 | 1085 | hadc->Instance->SQR3 |= ADC_SQR3_RK(sConfig->Channel, sConfig->Rank); |
mbed_official | 573:ad23fe03a082 | 1086 | } |
mbed_official | 573:ad23fe03a082 | 1087 | /* For Rank 7 to 12 */ |
mbed_official | 573:ad23fe03a082 | 1088 | else if (sConfig->Rank < 13) |
mbed_official | 573:ad23fe03a082 | 1089 | { |
mbed_official | 573:ad23fe03a082 | 1090 | /* Clear the old SQx bits for the selected rank */ |
mbed_official | 573:ad23fe03a082 | 1091 | hadc->Instance->SQR2 &= ~ADC_SQR2_RK(ADC_SQR2_SQ7, sConfig->Rank); |
mbed_official | 573:ad23fe03a082 | 1092 | |
mbed_official | 573:ad23fe03a082 | 1093 | /* Set the SQx bits for the selected rank */ |
mbed_official | 573:ad23fe03a082 | 1094 | hadc->Instance->SQR2 |= ADC_SQR2_RK(sConfig->Channel, sConfig->Rank); |
mbed_official | 573:ad23fe03a082 | 1095 | } |
mbed_official | 573:ad23fe03a082 | 1096 | /* For Rank 13 to 16 */ |
mbed_official | 573:ad23fe03a082 | 1097 | else |
mbed_official | 573:ad23fe03a082 | 1098 | { |
mbed_official | 573:ad23fe03a082 | 1099 | /* Clear the old SQx bits for the selected rank */ |
mbed_official | 573:ad23fe03a082 | 1100 | hadc->Instance->SQR1 &= ~ADC_SQR1_RK(ADC_SQR1_SQ13, sConfig->Rank); |
mbed_official | 573:ad23fe03a082 | 1101 | |
mbed_official | 573:ad23fe03a082 | 1102 | /* Set the SQx bits for the selected rank */ |
mbed_official | 573:ad23fe03a082 | 1103 | hadc->Instance->SQR1 |= ADC_SQR1_RK(sConfig->Channel, sConfig->Rank); |
mbed_official | 573:ad23fe03a082 | 1104 | } |
mbed_official | 573:ad23fe03a082 | 1105 | |
mbed_official | 573:ad23fe03a082 | 1106 | /* if ADC1 Channel_18 is selected enable VBAT Channel */ |
mbed_official | 573:ad23fe03a082 | 1107 | if ((hadc->Instance == ADC1) && (sConfig->Channel == ADC_CHANNEL_VBAT)) |
mbed_official | 573:ad23fe03a082 | 1108 | { |
mbed_official | 573:ad23fe03a082 | 1109 | /* Enable the VBAT channel*/ |
mbed_official | 573:ad23fe03a082 | 1110 | ADC->CCR |= ADC_CCR_VBATE; |
mbed_official | 573:ad23fe03a082 | 1111 | } |
mbed_official | 573:ad23fe03a082 | 1112 | |
mbed_official | 573:ad23fe03a082 | 1113 | /* if ADC1 Channel_16 or Channel_17 is selected enable TSVREFE Channel(Temperature sensor and VREFINT) */ |
mbed_official | 573:ad23fe03a082 | 1114 | if ((hadc->Instance == ADC1) && ((sConfig->Channel == ADC_CHANNEL_TEMPSENSOR) || (sConfig->Channel == ADC_CHANNEL_VREFINT))) |
mbed_official | 573:ad23fe03a082 | 1115 | { |
mbed_official | 573:ad23fe03a082 | 1116 | /* Enable the TSVREFE channel*/ |
mbed_official | 573:ad23fe03a082 | 1117 | ADC->CCR |= ADC_CCR_TSVREFE; |
mbed_official | 573:ad23fe03a082 | 1118 | |
mbed_official | 573:ad23fe03a082 | 1119 | if((sConfig->Channel == ADC_CHANNEL_TEMPSENSOR)) |
mbed_official | 573:ad23fe03a082 | 1120 | { |
mbed_official | 573:ad23fe03a082 | 1121 | /* Delay for temperature sensor stabilization time */ |
mbed_official | 573:ad23fe03a082 | 1122 | /* Compute number of CPU cycles to wait for */ |
mbed_official | 573:ad23fe03a082 | 1123 | counter = (ADC_TEMPSENSOR_DELAY_US * (SystemCoreClock / 1000000)); |
mbed_official | 573:ad23fe03a082 | 1124 | while(counter != 0) |
mbed_official | 573:ad23fe03a082 | 1125 | { |
mbed_official | 573:ad23fe03a082 | 1126 | counter--; |
mbed_official | 573:ad23fe03a082 | 1127 | } |
mbed_official | 573:ad23fe03a082 | 1128 | } |
mbed_official | 573:ad23fe03a082 | 1129 | } |
mbed_official | 573:ad23fe03a082 | 1130 | |
mbed_official | 573:ad23fe03a082 | 1131 | /* Process unlocked */ |
mbed_official | 573:ad23fe03a082 | 1132 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 1133 | |
mbed_official | 573:ad23fe03a082 | 1134 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 1135 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 1136 | } |
mbed_official | 573:ad23fe03a082 | 1137 | |
mbed_official | 573:ad23fe03a082 | 1138 | /** |
mbed_official | 573:ad23fe03a082 | 1139 | * @brief Configures the analog watchdog. |
mbed_official | 573:ad23fe03a082 | 1140 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1141 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 1142 | * @param AnalogWDGConfig : pointer to an ADC_AnalogWDGConfTypeDef structure |
mbed_official | 573:ad23fe03a082 | 1143 | * that contains the configuration information of ADC analog watchdog. |
mbed_official | 573:ad23fe03a082 | 1144 | * @retval HAL status |
mbed_official | 573:ad23fe03a082 | 1145 | */ |
mbed_official | 573:ad23fe03a082 | 1146 | HAL_StatusTypeDef HAL_ADC_AnalogWDGConfig(ADC_HandleTypeDef* hadc, ADC_AnalogWDGConfTypeDef* AnalogWDGConfig) |
mbed_official | 573:ad23fe03a082 | 1147 | { |
mbed_official | 573:ad23fe03a082 | 1148 | #ifdef USE_FULL_ASSERT |
mbed_official | 573:ad23fe03a082 | 1149 | uint32_t tmp = 0; |
mbed_official | 573:ad23fe03a082 | 1150 | #endif /* USE_FULL_ASSERT */ |
mbed_official | 573:ad23fe03a082 | 1151 | |
mbed_official | 573:ad23fe03a082 | 1152 | /* Check the parameters */ |
mbed_official | 573:ad23fe03a082 | 1153 | assert_param(IS_ADC_ANALOG_WATCHDOG(AnalogWDGConfig->WatchdogMode)); |
mbed_official | 573:ad23fe03a082 | 1154 | assert_param(IS_ADC_CHANNEL(AnalogWDGConfig->Channel)); |
mbed_official | 573:ad23fe03a082 | 1155 | assert_param(IS_FUNCTIONAL_STATE(AnalogWDGConfig->ITMode)); |
mbed_official | 573:ad23fe03a082 | 1156 | |
mbed_official | 573:ad23fe03a082 | 1157 | #ifdef USE_FULL_ASSERT |
mbed_official | 573:ad23fe03a082 | 1158 | tmp = ADC_GET_RESOLUTION(hadc); |
mbed_official | 573:ad23fe03a082 | 1159 | assert_param(IS_ADC_RANGE(tmp, AnalogWDGConfig->HighThreshold)); |
mbed_official | 573:ad23fe03a082 | 1160 | assert_param(IS_ADC_RANGE(tmp, AnalogWDGConfig->LowThreshold)); |
mbed_official | 573:ad23fe03a082 | 1161 | #endif /* USE_FULL_ASSERT */ |
mbed_official | 573:ad23fe03a082 | 1162 | |
mbed_official | 573:ad23fe03a082 | 1163 | /* Process locked */ |
mbed_official | 573:ad23fe03a082 | 1164 | __HAL_LOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 1165 | |
mbed_official | 573:ad23fe03a082 | 1166 | if(AnalogWDGConfig->ITMode == ENABLE) |
mbed_official | 573:ad23fe03a082 | 1167 | { |
mbed_official | 573:ad23fe03a082 | 1168 | /* Enable the ADC Analog watchdog interrupt */ |
mbed_official | 573:ad23fe03a082 | 1169 | __HAL_ADC_ENABLE_IT(hadc, ADC_IT_AWD); |
mbed_official | 573:ad23fe03a082 | 1170 | } |
mbed_official | 573:ad23fe03a082 | 1171 | else |
mbed_official | 573:ad23fe03a082 | 1172 | { |
mbed_official | 573:ad23fe03a082 | 1173 | /* Disable the ADC Analog watchdog interrupt */ |
mbed_official | 573:ad23fe03a082 | 1174 | __HAL_ADC_DISABLE_IT(hadc, ADC_IT_AWD); |
mbed_official | 573:ad23fe03a082 | 1175 | } |
mbed_official | 573:ad23fe03a082 | 1176 | |
mbed_official | 573:ad23fe03a082 | 1177 | /* Clear AWDEN, JAWDEN and AWDSGL bits */ |
mbed_official | 573:ad23fe03a082 | 1178 | hadc->Instance->CR1 &= ~(ADC_CR1_AWDSGL | ADC_CR1_JAWDEN | ADC_CR1_AWDEN); |
mbed_official | 573:ad23fe03a082 | 1179 | |
mbed_official | 573:ad23fe03a082 | 1180 | /* Set the analog watchdog enable mode */ |
mbed_official | 573:ad23fe03a082 | 1181 | hadc->Instance->CR1 |= AnalogWDGConfig->WatchdogMode; |
mbed_official | 573:ad23fe03a082 | 1182 | |
mbed_official | 573:ad23fe03a082 | 1183 | /* Set the high threshold */ |
mbed_official | 573:ad23fe03a082 | 1184 | hadc->Instance->HTR = AnalogWDGConfig->HighThreshold; |
mbed_official | 573:ad23fe03a082 | 1185 | |
mbed_official | 573:ad23fe03a082 | 1186 | /* Set the low threshold */ |
mbed_official | 573:ad23fe03a082 | 1187 | hadc->Instance->LTR = AnalogWDGConfig->LowThreshold; |
mbed_official | 573:ad23fe03a082 | 1188 | |
mbed_official | 573:ad23fe03a082 | 1189 | /* Clear the Analog watchdog channel select bits */ |
mbed_official | 573:ad23fe03a082 | 1190 | hadc->Instance->CR1 &= ~ADC_CR1_AWDCH; |
mbed_official | 573:ad23fe03a082 | 1191 | |
mbed_official | 573:ad23fe03a082 | 1192 | /* Set the Analog watchdog channel */ |
mbed_official | 573:ad23fe03a082 | 1193 | hadc->Instance->CR1 |= (uint32_t)((uint16_t)(AnalogWDGConfig->Channel)); |
mbed_official | 573:ad23fe03a082 | 1194 | |
mbed_official | 573:ad23fe03a082 | 1195 | /* Process unlocked */ |
mbed_official | 573:ad23fe03a082 | 1196 | __HAL_UNLOCK(hadc); |
mbed_official | 573:ad23fe03a082 | 1197 | |
mbed_official | 573:ad23fe03a082 | 1198 | /* Return function status */ |
mbed_official | 573:ad23fe03a082 | 1199 | return HAL_OK; |
mbed_official | 573:ad23fe03a082 | 1200 | } |
mbed_official | 573:ad23fe03a082 | 1201 | |
mbed_official | 573:ad23fe03a082 | 1202 | /** |
mbed_official | 573:ad23fe03a082 | 1203 | * @} |
mbed_official | 573:ad23fe03a082 | 1204 | */ |
mbed_official | 573:ad23fe03a082 | 1205 | |
mbed_official | 573:ad23fe03a082 | 1206 | /** @defgroup ADC_Exported_Functions_Group4 ADC Peripheral State functions |
mbed_official | 573:ad23fe03a082 | 1207 | * @brief ADC Peripheral State functions |
mbed_official | 573:ad23fe03a082 | 1208 | * |
mbed_official | 573:ad23fe03a082 | 1209 | @verbatim |
mbed_official | 573:ad23fe03a082 | 1210 | =============================================================================== |
mbed_official | 573:ad23fe03a082 | 1211 | ##### Peripheral State and errors functions ##### |
mbed_official | 573:ad23fe03a082 | 1212 | =============================================================================== |
mbed_official | 573:ad23fe03a082 | 1213 | [..] |
mbed_official | 573:ad23fe03a082 | 1214 | This subsection provides functions allowing to |
mbed_official | 573:ad23fe03a082 | 1215 | (+) Check the ADC state |
mbed_official | 573:ad23fe03a082 | 1216 | (+) Check the ADC Error |
mbed_official | 573:ad23fe03a082 | 1217 | |
mbed_official | 573:ad23fe03a082 | 1218 | @endverbatim |
mbed_official | 573:ad23fe03a082 | 1219 | * @{ |
mbed_official | 573:ad23fe03a082 | 1220 | */ |
mbed_official | 573:ad23fe03a082 | 1221 | |
mbed_official | 573:ad23fe03a082 | 1222 | /** |
mbed_official | 573:ad23fe03a082 | 1223 | * @brief return the ADC state |
mbed_official | 573:ad23fe03a082 | 1224 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1225 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 1226 | * @retval HAL state |
mbed_official | 573:ad23fe03a082 | 1227 | */ |
mbed_official | 573:ad23fe03a082 | 1228 | HAL_ADC_StateTypeDef HAL_ADC_GetState(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 1229 | { |
mbed_official | 573:ad23fe03a082 | 1230 | /* Return ADC state */ |
mbed_official | 573:ad23fe03a082 | 1231 | return hadc->State; |
mbed_official | 573:ad23fe03a082 | 1232 | } |
mbed_official | 573:ad23fe03a082 | 1233 | |
mbed_official | 573:ad23fe03a082 | 1234 | /** |
mbed_official | 573:ad23fe03a082 | 1235 | * @brief Return the ADC error code |
mbed_official | 573:ad23fe03a082 | 1236 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1237 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 1238 | * @retval ADC Error Code |
mbed_official | 573:ad23fe03a082 | 1239 | */ |
mbed_official | 573:ad23fe03a082 | 1240 | uint32_t HAL_ADC_GetError(ADC_HandleTypeDef *hadc) |
mbed_official | 573:ad23fe03a082 | 1241 | { |
mbed_official | 573:ad23fe03a082 | 1242 | return hadc->ErrorCode; |
mbed_official | 573:ad23fe03a082 | 1243 | } |
mbed_official | 573:ad23fe03a082 | 1244 | |
mbed_official | 573:ad23fe03a082 | 1245 | /** |
mbed_official | 573:ad23fe03a082 | 1246 | * @} |
mbed_official | 573:ad23fe03a082 | 1247 | */ |
mbed_official | 573:ad23fe03a082 | 1248 | |
mbed_official | 573:ad23fe03a082 | 1249 | /** |
mbed_official | 573:ad23fe03a082 | 1250 | * @} |
mbed_official | 573:ad23fe03a082 | 1251 | */ |
mbed_official | 573:ad23fe03a082 | 1252 | |
mbed_official | 573:ad23fe03a082 | 1253 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 573:ad23fe03a082 | 1254 | |
mbed_official | 573:ad23fe03a082 | 1255 | /** @defgroup ADC_Private_Functions ADC Private Functions |
mbed_official | 573:ad23fe03a082 | 1256 | * @{ |
mbed_official | 573:ad23fe03a082 | 1257 | */ |
mbed_official | 573:ad23fe03a082 | 1258 | |
mbed_official | 573:ad23fe03a082 | 1259 | /** |
mbed_official | 573:ad23fe03a082 | 1260 | * @brief Initializes the ADCx peripheral according to the specified parameters |
mbed_official | 573:ad23fe03a082 | 1261 | * in the ADC_InitStruct without initializing the ADC MSP. |
mbed_official | 573:ad23fe03a082 | 1262 | * @param hadc: pointer to a ADC_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1263 | * the configuration information for the specified ADC. |
mbed_official | 573:ad23fe03a082 | 1264 | * @retval None |
mbed_official | 573:ad23fe03a082 | 1265 | */ |
mbed_official | 573:ad23fe03a082 | 1266 | static void ADC_Init(ADC_HandleTypeDef* hadc) |
mbed_official | 573:ad23fe03a082 | 1267 | { |
mbed_official | 573:ad23fe03a082 | 1268 | /* Set ADC parameters */ |
mbed_official | 573:ad23fe03a082 | 1269 | /* Set the ADC clock prescaler */ |
mbed_official | 573:ad23fe03a082 | 1270 | ADC->CCR &= ~(ADC_CCR_ADCPRE); |
mbed_official | 573:ad23fe03a082 | 1271 | ADC->CCR |= hadc->Init.ClockPrescaler; |
mbed_official | 573:ad23fe03a082 | 1272 | |
mbed_official | 573:ad23fe03a082 | 1273 | /* Set ADC scan mode */ |
mbed_official | 573:ad23fe03a082 | 1274 | hadc->Instance->CR1 &= ~(ADC_CR1_SCAN); |
mbed_official | 573:ad23fe03a082 | 1275 | hadc->Instance->CR1 |= ADC_CR1_SCANCONV(hadc->Init.ScanConvMode); |
mbed_official | 573:ad23fe03a082 | 1276 | |
mbed_official | 573:ad23fe03a082 | 1277 | /* Set ADC resolution */ |
mbed_official | 573:ad23fe03a082 | 1278 | hadc->Instance->CR1 &= ~(ADC_CR1_RES); |
mbed_official | 573:ad23fe03a082 | 1279 | hadc->Instance->CR1 |= hadc->Init.Resolution; |
mbed_official | 573:ad23fe03a082 | 1280 | |
mbed_official | 573:ad23fe03a082 | 1281 | /* Set ADC data alignment */ |
mbed_official | 573:ad23fe03a082 | 1282 | hadc->Instance->CR2 &= ~(ADC_CR2_ALIGN); |
mbed_official | 573:ad23fe03a082 | 1283 | hadc->Instance->CR2 |= hadc->Init.DataAlign; |
mbed_official | 573:ad23fe03a082 | 1284 | |
mbed_official | 573:ad23fe03a082 | 1285 | /* Enable external trigger if trigger selection is different of software */ |
mbed_official | 573:ad23fe03a082 | 1286 | /* start. */ |
mbed_official | 573:ad23fe03a082 | 1287 | /* Note: This configuration keeps the hardware feature of parameter */ |
mbed_official | 573:ad23fe03a082 | 1288 | /* ExternalTrigConvEdge "trigger edge none" equivalent to */ |
mbed_official | 573:ad23fe03a082 | 1289 | /* software start. */ |
mbed_official | 573:ad23fe03a082 | 1290 | if(hadc->Init.ExternalTrigConv != ADC_SOFTWARE_START) |
mbed_official | 573:ad23fe03a082 | 1291 | { |
mbed_official | 573:ad23fe03a082 | 1292 | /* Select external trigger to start conversion */ |
mbed_official | 573:ad23fe03a082 | 1293 | hadc->Instance->CR2 &= ~(ADC_CR2_EXTSEL); |
mbed_official | 573:ad23fe03a082 | 1294 | hadc->Instance->CR2 |= hadc->Init.ExternalTrigConv; |
mbed_official | 573:ad23fe03a082 | 1295 | |
mbed_official | 573:ad23fe03a082 | 1296 | /* Select external trigger polarity */ |
mbed_official | 573:ad23fe03a082 | 1297 | hadc->Instance->CR2 &= ~(ADC_CR2_EXTEN); |
mbed_official | 573:ad23fe03a082 | 1298 | hadc->Instance->CR2 |= hadc->Init.ExternalTrigConvEdge; |
mbed_official | 573:ad23fe03a082 | 1299 | } |
mbed_official | 573:ad23fe03a082 | 1300 | else |
mbed_official | 573:ad23fe03a082 | 1301 | { |
mbed_official | 573:ad23fe03a082 | 1302 | /* Reset the external trigger */ |
mbed_official | 573:ad23fe03a082 | 1303 | hadc->Instance->CR2 &= ~(ADC_CR2_EXTSEL); |
mbed_official | 573:ad23fe03a082 | 1304 | hadc->Instance->CR2 &= ~(ADC_CR2_EXTEN); |
mbed_official | 573:ad23fe03a082 | 1305 | } |
mbed_official | 573:ad23fe03a082 | 1306 | |
mbed_official | 573:ad23fe03a082 | 1307 | /* Enable or disable ADC continuous conversion mode */ |
mbed_official | 573:ad23fe03a082 | 1308 | hadc->Instance->CR2 &= ~(ADC_CR2_CONT); |
mbed_official | 573:ad23fe03a082 | 1309 | hadc->Instance->CR2 |= ADC_CR2_CONTINUOUS(hadc->Init.ContinuousConvMode); |
mbed_official | 573:ad23fe03a082 | 1310 | |
mbed_official | 573:ad23fe03a082 | 1311 | if(hadc->Init.DiscontinuousConvMode != DISABLE) |
mbed_official | 573:ad23fe03a082 | 1312 | { |
mbed_official | 573:ad23fe03a082 | 1313 | assert_param(IS_ADC_REGULAR_DISC_NUMBER(hadc->Init.NbrOfDiscConversion)); |
mbed_official | 573:ad23fe03a082 | 1314 | |
mbed_official | 573:ad23fe03a082 | 1315 | /* Enable the selected ADC regular discontinuous mode */ |
mbed_official | 573:ad23fe03a082 | 1316 | hadc->Instance->CR1 |= (uint32_t)ADC_CR1_DISCEN; |
mbed_official | 573:ad23fe03a082 | 1317 | |
mbed_official | 573:ad23fe03a082 | 1318 | /* Set the number of channels to be converted in discontinuous mode */ |
mbed_official | 573:ad23fe03a082 | 1319 | hadc->Instance->CR1 &= ~(ADC_CR1_DISCNUM); |
mbed_official | 573:ad23fe03a082 | 1320 | hadc->Instance->CR1 |= ADC_CR1_DISCONTINUOUS(hadc->Init.NbrOfDiscConversion); |
mbed_official | 573:ad23fe03a082 | 1321 | } |
mbed_official | 573:ad23fe03a082 | 1322 | else |
mbed_official | 573:ad23fe03a082 | 1323 | { |
mbed_official | 573:ad23fe03a082 | 1324 | /* Disable the selected ADC regular discontinuous mode */ |
mbed_official | 573:ad23fe03a082 | 1325 | hadc->Instance->CR1 &= ~(ADC_CR1_DISCEN); |
mbed_official | 573:ad23fe03a082 | 1326 | } |
mbed_official | 573:ad23fe03a082 | 1327 | |
mbed_official | 573:ad23fe03a082 | 1328 | /* Set ADC number of conversion */ |
mbed_official | 573:ad23fe03a082 | 1329 | hadc->Instance->SQR1 &= ~(ADC_SQR1_L); |
mbed_official | 573:ad23fe03a082 | 1330 | hadc->Instance->SQR1 |= ADC_SQR1(hadc->Init.NbrOfConversion); |
mbed_official | 573:ad23fe03a082 | 1331 | |
mbed_official | 573:ad23fe03a082 | 1332 | /* Enable or disable ADC DMA continuous request */ |
mbed_official | 573:ad23fe03a082 | 1333 | hadc->Instance->CR2 &= ~(ADC_CR2_DDS); |
mbed_official | 573:ad23fe03a082 | 1334 | hadc->Instance->CR2 |= ADC_CR2_DMAContReq(hadc->Init.DMAContinuousRequests); |
mbed_official | 573:ad23fe03a082 | 1335 | |
mbed_official | 573:ad23fe03a082 | 1336 | /* Enable or disable ADC end of conversion selection */ |
mbed_official | 573:ad23fe03a082 | 1337 | hadc->Instance->CR2 &= ~(ADC_CR2_EOCS); |
mbed_official | 573:ad23fe03a082 | 1338 | hadc->Instance->CR2 |= ADC_CR2_EOCSelection(hadc->Init.EOCSelection); |
mbed_official | 573:ad23fe03a082 | 1339 | } |
mbed_official | 573:ad23fe03a082 | 1340 | |
mbed_official | 573:ad23fe03a082 | 1341 | /** |
mbed_official | 573:ad23fe03a082 | 1342 | * @brief DMA transfer complete callback. |
mbed_official | 573:ad23fe03a082 | 1343 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1344 | * the configuration information for the specified DMA module. |
mbed_official | 573:ad23fe03a082 | 1345 | * @retval None |
mbed_official | 573:ad23fe03a082 | 1346 | */ |
mbed_official | 573:ad23fe03a082 | 1347 | static void ADC_DMAConvCplt(DMA_HandleTypeDef *hdma) |
mbed_official | 573:ad23fe03a082 | 1348 | { |
mbed_official | 573:ad23fe03a082 | 1349 | ADC_HandleTypeDef* hadc = ( ADC_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 573:ad23fe03a082 | 1350 | |
mbed_official | 573:ad23fe03a082 | 1351 | /* Check if an injected conversion is ready */ |
mbed_official | 573:ad23fe03a082 | 1352 | if(hadc->State == HAL_ADC_STATE_EOC_INJ) |
mbed_official | 573:ad23fe03a082 | 1353 | { |
mbed_official | 573:ad23fe03a082 | 1354 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 1355 | hadc->State = HAL_ADC_STATE_EOC_INJ_REG; |
mbed_official | 573:ad23fe03a082 | 1356 | } |
mbed_official | 573:ad23fe03a082 | 1357 | else |
mbed_official | 573:ad23fe03a082 | 1358 | { |
mbed_official | 573:ad23fe03a082 | 1359 | /* Change ADC state */ |
mbed_official | 573:ad23fe03a082 | 1360 | hadc->State = HAL_ADC_STATE_EOC_REG; |
mbed_official | 573:ad23fe03a082 | 1361 | } |
mbed_official | 573:ad23fe03a082 | 1362 | |
mbed_official | 573:ad23fe03a082 | 1363 | HAL_ADC_ConvCpltCallback(hadc); |
mbed_official | 573:ad23fe03a082 | 1364 | } |
mbed_official | 573:ad23fe03a082 | 1365 | |
mbed_official | 573:ad23fe03a082 | 1366 | /** |
mbed_official | 573:ad23fe03a082 | 1367 | * @brief DMA half transfer complete callback. |
mbed_official | 573:ad23fe03a082 | 1368 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1369 | * the configuration information for the specified DMA module. |
mbed_official | 573:ad23fe03a082 | 1370 | * @retval None |
mbed_official | 573:ad23fe03a082 | 1371 | */ |
mbed_official | 573:ad23fe03a082 | 1372 | static void ADC_DMAHalfConvCplt(DMA_HandleTypeDef *hdma) |
mbed_official | 573:ad23fe03a082 | 1373 | { |
mbed_official | 573:ad23fe03a082 | 1374 | ADC_HandleTypeDef* hadc = ( ADC_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 573:ad23fe03a082 | 1375 | /* Conversion complete callback */ |
mbed_official | 573:ad23fe03a082 | 1376 | HAL_ADC_ConvHalfCpltCallback(hadc); |
mbed_official | 573:ad23fe03a082 | 1377 | } |
mbed_official | 573:ad23fe03a082 | 1378 | |
mbed_official | 573:ad23fe03a082 | 1379 | /** |
mbed_official | 573:ad23fe03a082 | 1380 | * @brief DMA error callback |
mbed_official | 573:ad23fe03a082 | 1381 | * @param hdma: pointer to a DMA_HandleTypeDef structure that contains |
mbed_official | 573:ad23fe03a082 | 1382 | * the configuration information for the specified DMA module. |
mbed_official | 573:ad23fe03a082 | 1383 | * @retval None |
mbed_official | 573:ad23fe03a082 | 1384 | */ |
mbed_official | 573:ad23fe03a082 | 1385 | static void ADC_DMAError(DMA_HandleTypeDef *hdma) |
mbed_official | 573:ad23fe03a082 | 1386 | { |
mbed_official | 573:ad23fe03a082 | 1387 | ADC_HandleTypeDef* hadc = ( ADC_HandleTypeDef* )((DMA_HandleTypeDef* )hdma)->Parent; |
mbed_official | 573:ad23fe03a082 | 1388 | hadc->State= HAL_ADC_STATE_ERROR; |
mbed_official | 573:ad23fe03a082 | 1389 | /* Set ADC error code to DMA error */ |
mbed_official | 573:ad23fe03a082 | 1390 | hadc->ErrorCode |= HAL_ADC_ERROR_DMA; |
mbed_official | 573:ad23fe03a082 | 1391 | HAL_ADC_ErrorCallback(hadc); |
mbed_official | 573:ad23fe03a082 | 1392 | } |
mbed_official | 573:ad23fe03a082 | 1393 | |
mbed_official | 573:ad23fe03a082 | 1394 | |
mbed_official | 573:ad23fe03a082 | 1395 | /** |
mbed_official | 573:ad23fe03a082 | 1396 | * @} |
mbed_official | 573:ad23fe03a082 | 1397 | */ |
mbed_official | 573:ad23fe03a082 | 1398 | |
mbed_official | 573:ad23fe03a082 | 1399 | #endif /* HAL_ADC_MODULE_ENABLED */ |
mbed_official | 573:ad23fe03a082 | 1400 | /** |
mbed_official | 573:ad23fe03a082 | 1401 | * @} |
mbed_official | 573:ad23fe03a082 | 1402 | */ |
mbed_official | 573:ad23fe03a082 | 1403 | |
mbed_official | 573:ad23fe03a082 | 1404 | /** |
mbed_official | 573:ad23fe03a082 | 1405 | * @} |
mbed_official | 573:ad23fe03a082 | 1406 | */ |
mbed_official | 573:ad23fe03a082 | 1407 | |
mbed_official | 573:ad23fe03a082 | 1408 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |