Flotsam
Modified version of the mbed library for use with the Nucleo boards.
Dependents: EEPROMWrite Full-Project
Fork of
mbed-src
by 
mbed official
targets/cmsis/TARGET_STM/TARGET_STM32F3/stm32f3xx_hal_tsc.c@634:ac7d6880524d, 2015-09-28 (annotated)
- Committer:
- mbed_official
- Date:
- Mon Sep 28 20:15:09 2015 +0100
- Revision:
- 634:ac7d6880524d
- Parent:
- 632:7687fb9c4f91
Synchronized with git revision 9b7d23d47153c298a6d24de9a415202705889d11
Full URL: https://github.com/mbedmicro/mbed/commit/9b7d23d47153c298a6d24de9a415202705889d11/
Revert "[NUCLEO_F303K8] add support of the STM32F303K8"
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| mbed_official | 330:c80ac197fa6a | 1 | /** |
| mbed_official | 330:c80ac197fa6a | 2 | ****************************************************************************** |
| mbed_official | 330:c80ac197fa6a | 3 | * @file stm32f3xx_hal_tsc.c |
| mbed_official | 330:c80ac197fa6a | 4 | * @author MCD Application Team |
| mbed_official | 634:ac7d6880524d | 5 | * @version V1.1.0 |
| mbed_official | 634:ac7d6880524d | 6 | * @date 12-Sept-2014 |
| mbed_official | 330:c80ac197fa6a | 7 | * @brief This file provides firmware functions to manage the following |
| mbed_official | 330:c80ac197fa6a | 8 | * functionalities of the Touch Sensing Controller (TSC) peripheral: |
| mbed_official | 330:c80ac197fa6a | 9 | * + Initialization and DeInitialization |
| mbed_official | 330:c80ac197fa6a | 10 | * + Channel IOs, Shield IOs and Sampling IOs configuration |
| mbed_official | 330:c80ac197fa6a | 11 | * + Start and Stop an acquisition |
| mbed_official | 330:c80ac197fa6a | 12 | * + Read acquisition result |
| mbed_official | 330:c80ac197fa6a | 13 | * + Interrupts and flags management |
| mbed_official | 330:c80ac197fa6a | 14 | * |
| mbed_official | 330:c80ac197fa6a | 15 | @verbatim |
| mbed_official | 330:c80ac197fa6a | 16 | ================================================================================ |
| mbed_official | 330:c80ac197fa6a | 17 | ##### TSC specific features ##### |
| mbed_official | 330:c80ac197fa6a | 18 | ================================================================================ |
| mbed_official | 330:c80ac197fa6a | 19 | [..] |
| mbed_official | 330:c80ac197fa6a | 20 | (#) Proven and robust surface charge transfer acquisition principle |
| mbed_official | 330:c80ac197fa6a | 21 | |
| mbed_official | 330:c80ac197fa6a | 22 | (#) Supports up to 3 capacitive sensing channels per group |
| mbed_official | 330:c80ac197fa6a | 23 | |
| mbed_official | 330:c80ac197fa6a | 24 | (#) Capacitive sensing channels can be acquired in parallel offering a very good |
| mbed_official | 330:c80ac197fa6a | 25 | response time |
| mbed_official | 330:c80ac197fa6a | 26 | |
| mbed_official | 330:c80ac197fa6a | 27 | (#) Spread spectrum feature to improve system robustness in noisy environments |
| mbed_official | 330:c80ac197fa6a | 28 | |
| mbed_official | 330:c80ac197fa6a | 29 | (#) Full hardware management of the charge transfer acquisition sequence |
| mbed_official | 330:c80ac197fa6a | 30 | |
| mbed_official | 330:c80ac197fa6a | 31 | (#) Programmable charge transfer frequency |
| mbed_official | 330:c80ac197fa6a | 32 | |
| mbed_official | 330:c80ac197fa6a | 33 | (#) Programmable sampling capacitor I/O pin |
| mbed_official | 330:c80ac197fa6a | 34 | |
| mbed_official | 330:c80ac197fa6a | 35 | (#) Programmable channel I/O pin |
| mbed_official | 330:c80ac197fa6a | 36 | |
| mbed_official | 330:c80ac197fa6a | 37 | (#) Programmable max count value to avoid long acquisition when a channel is faulty |
| mbed_official | 330:c80ac197fa6a | 38 | |
| mbed_official | 330:c80ac197fa6a | 39 | (#) Dedicated end of acquisition and max count error flags with interrupt capability |
| mbed_official | 330:c80ac197fa6a | 40 | |
| mbed_official | 330:c80ac197fa6a | 41 | (#) One sampling capacitor for up to 3 capacitive sensing channels to reduce the system |
| mbed_official | 330:c80ac197fa6a | 42 | components |
| mbed_official | 330:c80ac197fa6a | 43 | |
| mbed_official | 330:c80ac197fa6a | 44 | (#) Compatible with proximity, touchkey, linear and rotary touch sensor implementation |
| mbed_official | 330:c80ac197fa6a | 45 | |
| mbed_official | 330:c80ac197fa6a | 46 | |
| mbed_official | 330:c80ac197fa6a | 47 | ##### How to use this driver ##### |
| mbed_official | 330:c80ac197fa6a | 48 | ================================================================================ |
| mbed_official | 330:c80ac197fa6a | 49 | [..] |
| mbed_official | 330:c80ac197fa6a | 50 | (#) Enable the TSC interface clock using __TSC_CLK_ENABLE() macro. |
| mbed_official | 330:c80ac197fa6a | 51 | |
| mbed_official | 330:c80ac197fa6a | 52 | (#) GPIO pins configuration |
| mbed_official | 330:c80ac197fa6a | 53 | (++) Enable the clock for the TSC GPIOs using __GPIOx_CLK_ENABLE() macro. |
| mbed_official | 330:c80ac197fa6a | 54 | (++) Configure the TSC pins used as sampling IOs in alternate function output Open-Drain mode, |
| mbed_official | 330:c80ac197fa6a | 55 | and TSC pins used as channel/shield IOs in alternate function output Push-Pull mode |
| mbed_official | 330:c80ac197fa6a | 56 | using HAL_GPIO_Init() function. |
| mbed_official | 330:c80ac197fa6a | 57 | (++) Configure the alternate function on all the TSC pins using HAL_xxxx() function. |
| mbed_official | 330:c80ac197fa6a | 58 | |
| mbed_official | 330:c80ac197fa6a | 59 | (#) Interrupts configuration |
| mbed_official | 330:c80ac197fa6a | 60 | (++) Configure the NVIC (if the interrupt model is used) using HAL_xxx() function. |
| mbed_official | 330:c80ac197fa6a | 61 | |
| mbed_official | 330:c80ac197fa6a | 62 | (#) TSC configuration |
| mbed_official | 330:c80ac197fa6a | 63 | (++) Configure all TSC parameters and used TSC IOs using HAL_TSC_Init() function. |
| mbed_official | 330:c80ac197fa6a | 64 | |
| mbed_official | 330:c80ac197fa6a | 65 | *** Acquisition sequence *** |
| mbed_official | 330:c80ac197fa6a | 66 | =================================== |
| mbed_official | 330:c80ac197fa6a | 67 | [..] |
| mbed_official | 330:c80ac197fa6a | 68 | (+) Discharge all IOs using HAL_TSC_IODischarge() function. |
| mbed_official | 330:c80ac197fa6a | 69 | (+) Wait a certain time allowing a good discharge of all capacitors. This delay depends |
| mbed_official | 330:c80ac197fa6a | 70 | of the sampling capacitor and electrodes design. |
| mbed_official | 330:c80ac197fa6a | 71 | (+) Select the channel IOs to be acquired using HAL_TSC_IOConfig() function. |
| mbed_official | 330:c80ac197fa6a | 72 | (+) Launch the acquisition using either HAL_TSC_Start() or HAL_TSC_Start_IT() function. |
| mbed_official | 330:c80ac197fa6a | 73 | If the synchronized mode is selected, the acquisition will start as soon as the signal |
| mbed_official | 330:c80ac197fa6a | 74 | is received on the synchro pin. |
| mbed_official | 330:c80ac197fa6a | 75 | (+) Wait the end of acquisition using either HAL_TSC_PollForAcquisition() or |
| mbed_official | 330:c80ac197fa6a | 76 | HAL_TSC_GetState() function or using WFI instruction for example. |
| mbed_official | 330:c80ac197fa6a | 77 | (+) Check the group acquisition status using HAL_TSC_GroupGetStatus() function. |
| mbed_official | 330:c80ac197fa6a | 78 | (+) Read the acquisition value using HAL_TSC_GroupGetValue() function. |
| mbed_official | 330:c80ac197fa6a | 79 | |
| mbed_official | 330:c80ac197fa6a | 80 | @endverbatim |
| mbed_official | 330:c80ac197fa6a | 81 | ****************************************************************************** |
| mbed_official | 330:c80ac197fa6a | 82 | * @attention |
| mbed_official | 330:c80ac197fa6a | 83 | * |
| mbed_official | 634:ac7d6880524d | 84 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
| mbed_official | 330:c80ac197fa6a | 85 | * |
| mbed_official | 330:c80ac197fa6a | 86 | * Redistribution and use in source and binary forms, with or without modification, |
| mbed_official | 330:c80ac197fa6a | 87 | * are permitted provided that the following conditions are met: |
| mbed_official | 330:c80ac197fa6a | 88 | * 1. Redistributions of source code must retain the above copyright notice, |
| mbed_official | 330:c80ac197fa6a | 89 | * this list of conditions and the following disclaimer. |
| mbed_official | 330:c80ac197fa6a | 90 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| mbed_official | 330:c80ac197fa6a | 91 | * this list of conditions and the following disclaimer in the documentation |
| mbed_official | 330:c80ac197fa6a | 92 | * and/or other materials provided with the distribution. |
| mbed_official | 330:c80ac197fa6a | 93 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
| mbed_official | 330:c80ac197fa6a | 94 | * may be used to endorse or promote products derived from this software |
| mbed_official | 330:c80ac197fa6a | 95 | * without specific prior written permission. |
| mbed_official | 330:c80ac197fa6a | 96 | * |
| mbed_official | 330:c80ac197fa6a | 97 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| mbed_official | 330:c80ac197fa6a | 98 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| mbed_official | 330:c80ac197fa6a | 99 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| mbed_official | 330:c80ac197fa6a | 100 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| mbed_official | 330:c80ac197fa6a | 101 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| mbed_official | 330:c80ac197fa6a | 102 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| mbed_official | 330:c80ac197fa6a | 103 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| mbed_official | 330:c80ac197fa6a | 104 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| mbed_official | 330:c80ac197fa6a | 105 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| mbed_official | 330:c80ac197fa6a | 106 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| mbed_official | 330:c80ac197fa6a | 107 | * |
| mbed_official | 330:c80ac197fa6a | 108 | ****************************************************************************** |
| mbed_official | 330:c80ac197fa6a | 109 | */ |
| mbed_official | 330:c80ac197fa6a | 110 | |
| mbed_official | 330:c80ac197fa6a | 111 | /* Includes ------------------------------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 112 | #include "stm32f3xx_hal.h" |
| mbed_official | 330:c80ac197fa6a | 113 | |
| mbed_official | 330:c80ac197fa6a | 114 | /** @addtogroup STM32F3xx_HAL_Driver |
| mbed_official | 330:c80ac197fa6a | 115 | * @{ |
| mbed_official | 330:c80ac197fa6a | 116 | */ |
| mbed_official | 330:c80ac197fa6a | 117 | |
| mbed_official | 330:c80ac197fa6a | 118 | /** @defgroup TSC HAL TSC module driver |
| mbed_official | 330:c80ac197fa6a | 119 | * @brief HAL TSC module driver |
| mbed_official | 330:c80ac197fa6a | 120 | * @{ |
| mbed_official | 330:c80ac197fa6a | 121 | */ |
| mbed_official | 330:c80ac197fa6a | 122 | |
| mbed_official | 330:c80ac197fa6a | 123 | #ifdef HAL_TSC_MODULE_ENABLED |
| mbed_official | 330:c80ac197fa6a | 124 | |
| mbed_official | 330:c80ac197fa6a | 125 | /* Private typedef -----------------------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 126 | /* Private define ------------------------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 127 | /* Private macro -------------------------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 128 | /* Private variables ---------------------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 129 | /* Private function prototypes -----------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 130 | static uint32_t TSC_extract_groups(uint32_t iomask); |
| mbed_official | 330:c80ac197fa6a | 131 | /* Exported functions ---------------------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 132 | |
| mbed_official | 330:c80ac197fa6a | 133 | /** @defgroup TSC_Exported_Functions TSC Exported Functions |
| mbed_official | 330:c80ac197fa6a | 134 | * @{ |
| mbed_official | 330:c80ac197fa6a | 135 | */ |
| mbed_official | 330:c80ac197fa6a | 136 | |
| mbed_official | 330:c80ac197fa6a | 137 | /** @defgroup TSC_Exported_Functions_Group1 Initialization and de-initialization functions |
| mbed_official | 330:c80ac197fa6a | 138 | * @brief Initialization and Configuration functions |
| mbed_official | 330:c80ac197fa6a | 139 | * |
| mbed_official | 330:c80ac197fa6a | 140 | @verbatim |
| mbed_official | 330:c80ac197fa6a | 141 | =============================================================================== |
| mbed_official | 330:c80ac197fa6a | 142 | ##### Initialization and de-initialization functions ##### |
| mbed_official | 330:c80ac197fa6a | 143 | =============================================================================== |
| mbed_official | 330:c80ac197fa6a | 144 | [..] This section provides functions allowing to: |
| mbed_official | 330:c80ac197fa6a | 145 | (+) Initialize and configure the TSC. |
| mbed_official | 330:c80ac197fa6a | 146 | (+) De-initialize the TSC. |
| mbed_official | 330:c80ac197fa6a | 147 | @endverbatim |
| mbed_official | 330:c80ac197fa6a | 148 | * @{ |
| mbed_official | 330:c80ac197fa6a | 149 | */ |
| mbed_official | 330:c80ac197fa6a | 150 | |
| mbed_official | 330:c80ac197fa6a | 151 | /** |
| mbed_official | 330:c80ac197fa6a | 152 | * @brief Initializes the TSC peripheral according to the specified parameters |
| mbed_official | 330:c80ac197fa6a | 153 | * in the TSC_InitTypeDef structure. |
| mbed_official | 330:c80ac197fa6a | 154 | * @param htsc: TSC handle |
| mbed_official | 330:c80ac197fa6a | 155 | * @retval HAL status |
| mbed_official | 330:c80ac197fa6a | 156 | */ |
| mbed_official | 330:c80ac197fa6a | 157 | HAL_StatusTypeDef HAL_TSC_Init(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 158 | { |
| mbed_official | 330:c80ac197fa6a | 159 | /* Check TSC handle allocation */ |
| mbed_official | 634:ac7d6880524d | 160 | if (htsc == HAL_NULL) |
| mbed_official | 330:c80ac197fa6a | 161 | { |
| mbed_official | 330:c80ac197fa6a | 162 | return HAL_ERROR; |
| mbed_official | 330:c80ac197fa6a | 163 | } |
| mbed_official | 330:c80ac197fa6a | 164 | |
| mbed_official | 330:c80ac197fa6a | 165 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 166 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 167 | assert_param(IS_TSC_CTPH(htsc->Init.CTPulseHighLength)); |
| mbed_official | 330:c80ac197fa6a | 168 | assert_param(IS_TSC_CTPL(htsc->Init.CTPulseLowLength)); |
| mbed_official | 330:c80ac197fa6a | 169 | assert_param(IS_TSC_SS(htsc->Init.SpreadSpectrum)); |
| mbed_official | 330:c80ac197fa6a | 170 | assert_param(IS_TSC_SSD(htsc->Init.SpreadSpectrumDeviation)); |
| mbed_official | 330:c80ac197fa6a | 171 | assert_param(IS_TSC_SS_PRESC(htsc->Init.SpreadSpectrumPrescaler)); |
| mbed_official | 330:c80ac197fa6a | 172 | assert_param(IS_TSC_PG_PRESC(htsc->Init.PulseGeneratorPrescaler)); |
| mbed_official | 330:c80ac197fa6a | 173 | assert_param(IS_TSC_MCV(htsc->Init.MaxCountValue)); |
| mbed_official | 330:c80ac197fa6a | 174 | assert_param(IS_TSC_IODEF(htsc->Init.IODefaultMode)); |
| mbed_official | 330:c80ac197fa6a | 175 | assert_param(IS_TSC_SYNC_POL(htsc->Init.SynchroPinPolarity)); |
| mbed_official | 330:c80ac197fa6a | 176 | assert_param(IS_TSC_ACQ_MODE(htsc->Init.AcquisitionMode)); |
| mbed_official | 330:c80ac197fa6a | 177 | assert_param(IS_TSC_MCE_IT(htsc->Init.MaxCountInterrupt)); |
| mbed_official | 330:c80ac197fa6a | 178 | |
| mbed_official | 330:c80ac197fa6a | 179 | /* Initialize the TSC state */ |
| mbed_official | 330:c80ac197fa6a | 180 | htsc->State = HAL_TSC_STATE_BUSY; |
| mbed_official | 330:c80ac197fa6a | 181 | |
| mbed_official | 330:c80ac197fa6a | 182 | /* Init the low level hardware : GPIO, CLOCK, CORTEX */ |
| mbed_official | 330:c80ac197fa6a | 183 | HAL_TSC_MspInit(htsc); |
| mbed_official | 330:c80ac197fa6a | 184 | |
| mbed_official | 330:c80ac197fa6a | 185 | /*--------------------------------------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 186 | /* Set TSC parameters */ |
| mbed_official | 330:c80ac197fa6a | 187 | |
| mbed_official | 330:c80ac197fa6a | 188 | /* Enable TSC */ |
| mbed_official | 330:c80ac197fa6a | 189 | htsc->Instance->CR = TSC_CR_TSCE; |
| mbed_official | 330:c80ac197fa6a | 190 | |
| mbed_official | 330:c80ac197fa6a | 191 | /* Set all functions */ |
| mbed_official | 330:c80ac197fa6a | 192 | htsc->Instance->CR |= (htsc->Init.CTPulseHighLength | |
| mbed_official | 330:c80ac197fa6a | 193 | htsc->Init.CTPulseLowLength | |
| mbed_official | 330:c80ac197fa6a | 194 | (uint32_t)(htsc->Init.SpreadSpectrumDeviation << 17) | |
| mbed_official | 330:c80ac197fa6a | 195 | htsc->Init.SpreadSpectrumPrescaler | |
| mbed_official | 330:c80ac197fa6a | 196 | htsc->Init.PulseGeneratorPrescaler | |
| mbed_official | 330:c80ac197fa6a | 197 | htsc->Init.MaxCountValue | |
| mbed_official | 330:c80ac197fa6a | 198 | htsc->Init.IODefaultMode | |
| mbed_official | 330:c80ac197fa6a | 199 | htsc->Init.SynchroPinPolarity | |
| mbed_official | 330:c80ac197fa6a | 200 | htsc->Init.AcquisitionMode); |
| mbed_official | 330:c80ac197fa6a | 201 | |
| mbed_official | 330:c80ac197fa6a | 202 | /* Spread spectrum */ |
| mbed_official | 330:c80ac197fa6a | 203 | if (htsc->Init.SpreadSpectrum == ENABLE) |
| mbed_official | 330:c80ac197fa6a | 204 | { |
| mbed_official | 330:c80ac197fa6a | 205 | htsc->Instance->CR |= TSC_CR_SSE; |
| mbed_official | 330:c80ac197fa6a | 206 | } |
| mbed_official | 330:c80ac197fa6a | 207 | |
| mbed_official | 330:c80ac197fa6a | 208 | /* Disable Schmitt trigger hysteresis on all used TSC IOs */ |
| mbed_official | 330:c80ac197fa6a | 209 | htsc->Instance->IOHCR = (uint32_t)(~(htsc->Init.ChannelIOs | htsc->Init.ShieldIOs | htsc->Init.SamplingIOs)); |
| mbed_official | 330:c80ac197fa6a | 210 | |
| mbed_official | 330:c80ac197fa6a | 211 | /* Set channel and shield IOs */ |
| mbed_official | 330:c80ac197fa6a | 212 | htsc->Instance->IOCCR = (htsc->Init.ChannelIOs | htsc->Init.ShieldIOs); |
| mbed_official | 330:c80ac197fa6a | 213 | |
| mbed_official | 330:c80ac197fa6a | 214 | /* Set sampling IOs */ |
| mbed_official | 330:c80ac197fa6a | 215 | htsc->Instance->IOSCR = htsc->Init.SamplingIOs; |
| mbed_official | 330:c80ac197fa6a | 216 | |
| mbed_official | 330:c80ac197fa6a | 217 | /* Set the groups to be acquired */ |
| mbed_official | 330:c80ac197fa6a | 218 | htsc->Instance->IOGCSR = TSC_extract_groups(htsc->Init.ChannelIOs); |
| mbed_official | 330:c80ac197fa6a | 219 | |
| mbed_official | 330:c80ac197fa6a | 220 | /* Disable interrupts */ |
| mbed_official | 330:c80ac197fa6a | 221 | htsc->Instance->IER &= (uint32_t)(~(TSC_IT_EOA | TSC_IT_MCE)); |
| mbed_official | 330:c80ac197fa6a | 222 | |
| mbed_official | 330:c80ac197fa6a | 223 | /* Clear flags */ |
| mbed_official | 330:c80ac197fa6a | 224 | htsc->Instance->ICR = (TSC_FLAG_EOA | TSC_FLAG_MCE); |
| mbed_official | 330:c80ac197fa6a | 225 | |
| mbed_official | 330:c80ac197fa6a | 226 | /*--------------------------------------------------------------------------*/ |
| mbed_official | 330:c80ac197fa6a | 227 | |
| mbed_official | 330:c80ac197fa6a | 228 | /* Initialize the TSC state */ |
| mbed_official | 330:c80ac197fa6a | 229 | htsc->State = HAL_TSC_STATE_READY; |
| mbed_official | 330:c80ac197fa6a | 230 | |
| mbed_official | 330:c80ac197fa6a | 231 | /* Return function status */ |
| mbed_official | 330:c80ac197fa6a | 232 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 233 | } |
| mbed_official | 330:c80ac197fa6a | 234 | |
| mbed_official | 330:c80ac197fa6a | 235 | /** |
| mbed_official | 330:c80ac197fa6a | 236 | * @brief Deinitializes the TSC peripheral registers to their default reset values. |
| mbed_official | 330:c80ac197fa6a | 237 | * @param htsc: TSC handle |
| mbed_official | 330:c80ac197fa6a | 238 | * @retval HAL status |
| mbed_official | 330:c80ac197fa6a | 239 | */ |
| mbed_official | 330:c80ac197fa6a | 240 | HAL_StatusTypeDef HAL_TSC_DeInit(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 241 | { |
| mbed_official | 330:c80ac197fa6a | 242 | /* Check TSC handle allocation */ |
| mbed_official | 634:ac7d6880524d | 243 | if (htsc == HAL_NULL) |
| mbed_official | 330:c80ac197fa6a | 244 | { |
| mbed_official | 330:c80ac197fa6a | 245 | return HAL_ERROR; |
| mbed_official | 330:c80ac197fa6a | 246 | } |
| mbed_official | 330:c80ac197fa6a | 247 | |
| mbed_official | 330:c80ac197fa6a | 248 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 249 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 250 | |
| mbed_official | 330:c80ac197fa6a | 251 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 252 | htsc->State = HAL_TSC_STATE_BUSY; |
| mbed_official | 330:c80ac197fa6a | 253 | |
| mbed_official | 330:c80ac197fa6a | 254 | /* DeInit the low level hardware */ |
| mbed_official | 330:c80ac197fa6a | 255 | HAL_TSC_MspDeInit(htsc); |
| mbed_official | 330:c80ac197fa6a | 256 | |
| mbed_official | 330:c80ac197fa6a | 257 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 258 | htsc->State = HAL_TSC_STATE_RESET; |
| mbed_official | 330:c80ac197fa6a | 259 | |
| mbed_official | 330:c80ac197fa6a | 260 | /* Process unlocked */ |
| mbed_official | 330:c80ac197fa6a | 261 | __HAL_UNLOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 262 | |
| mbed_official | 330:c80ac197fa6a | 263 | /* Return function status */ |
| mbed_official | 330:c80ac197fa6a | 264 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 265 | } |
| mbed_official | 330:c80ac197fa6a | 266 | |
| mbed_official | 330:c80ac197fa6a | 267 | /** |
| mbed_official | 330:c80ac197fa6a | 268 | * @brief Initializes the TSC MSP. |
| mbed_official | 330:c80ac197fa6a | 269 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 270 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 271 | * @retval None |
| mbed_official | 330:c80ac197fa6a | 272 | */ |
| mbed_official | 330:c80ac197fa6a | 273 | __weak void HAL_TSC_MspInit(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 274 | { |
| mbed_official | 330:c80ac197fa6a | 275 | /* NOTE : This function should not be modified, when the callback is needed, |
| mbed_official | 330:c80ac197fa6a | 276 | the HAL_TSC_MspInit could be implemented in the user file. |
| mbed_official | 330:c80ac197fa6a | 277 | */ |
| mbed_official | 330:c80ac197fa6a | 278 | } |
| mbed_official | 330:c80ac197fa6a | 279 | |
| mbed_official | 330:c80ac197fa6a | 280 | /** |
| mbed_official | 330:c80ac197fa6a | 281 | * @brief DeInitializes the TSC MSP. |
| mbed_official | 330:c80ac197fa6a | 282 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 283 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 284 | * @retval None |
| mbed_official | 330:c80ac197fa6a | 285 | */ |
| mbed_official | 330:c80ac197fa6a | 286 | __weak void HAL_TSC_MspDeInit(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 287 | { |
| mbed_official | 330:c80ac197fa6a | 288 | /* NOTE : This function should not be modified, when the callback is needed, |
| mbed_official | 330:c80ac197fa6a | 289 | the HAL_TSC_MspDeInit could be implemented in the user file. |
| mbed_official | 330:c80ac197fa6a | 290 | */ |
| mbed_official | 330:c80ac197fa6a | 291 | } |
| mbed_official | 330:c80ac197fa6a | 292 | |
| mbed_official | 330:c80ac197fa6a | 293 | /** |
| mbed_official | 330:c80ac197fa6a | 294 | * @} |
| mbed_official | 330:c80ac197fa6a | 295 | */ |
| mbed_official | 330:c80ac197fa6a | 296 | |
| mbed_official | 330:c80ac197fa6a | 297 | /** @defgroup TSC_Exported_Functions_Group2 Input and Output operation functions |
| mbed_official | 330:c80ac197fa6a | 298 | * @brief IO operation functions |
| mbed_official | 330:c80ac197fa6a | 299 | * |
| mbed_official | 330:c80ac197fa6a | 300 | @verbatim |
| mbed_official | 330:c80ac197fa6a | 301 | =============================================================================== |
| mbed_official | 330:c80ac197fa6a | 302 | ##### I/O Operation functions ##### |
| mbed_official | 330:c80ac197fa6a | 303 | =============================================================================== |
| mbed_official | 330:c80ac197fa6a | 304 | [..] This section provides functions allowing to: |
| mbed_official | 330:c80ac197fa6a | 305 | (+) Start acquisition in polling mode. |
| mbed_official | 330:c80ac197fa6a | 306 | (+) Start acquisition in interrupt mode. |
| mbed_official | 330:c80ac197fa6a | 307 | (+) Stop conversion in polling mode. |
| mbed_official | 330:c80ac197fa6a | 308 | (+) Stop conversion in interrupt mode. |
| mbed_official | 330:c80ac197fa6a | 309 | (+) Get group acquisition status. |
| mbed_official | 330:c80ac197fa6a | 310 | (+) Get group acquisition value. |
| mbed_official | 330:c80ac197fa6a | 311 | @endverbatim |
| mbed_official | 330:c80ac197fa6a | 312 | * @{ |
| mbed_official | 330:c80ac197fa6a | 313 | */ |
| mbed_official | 330:c80ac197fa6a | 314 | |
| mbed_official | 330:c80ac197fa6a | 315 | /** |
| mbed_official | 330:c80ac197fa6a | 316 | * @brief Starts the acquisition. |
| mbed_official | 330:c80ac197fa6a | 317 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 318 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 319 | * @retval HAL status |
| mbed_official | 330:c80ac197fa6a | 320 | */ |
| mbed_official | 330:c80ac197fa6a | 321 | HAL_StatusTypeDef HAL_TSC_Start(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 322 | { |
| mbed_official | 330:c80ac197fa6a | 323 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 324 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 325 | |
| mbed_official | 330:c80ac197fa6a | 326 | /* Process locked */ |
| mbed_official | 330:c80ac197fa6a | 327 | __HAL_LOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 328 | |
| mbed_official | 330:c80ac197fa6a | 329 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 330 | htsc->State = HAL_TSC_STATE_BUSY; |
| mbed_official | 330:c80ac197fa6a | 331 | |
| mbed_official | 330:c80ac197fa6a | 332 | /* Clear interrupts */ |
| mbed_official | 330:c80ac197fa6a | 333 | __HAL_TSC_DISABLE_IT(htsc, (TSC_IT_EOA | TSC_IT_MCE)); |
| mbed_official | 330:c80ac197fa6a | 334 | |
| mbed_official | 330:c80ac197fa6a | 335 | /* Clear flags */ |
| mbed_official | 330:c80ac197fa6a | 336 | __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); |
| mbed_official | 330:c80ac197fa6a | 337 | |
| mbed_official | 330:c80ac197fa6a | 338 | /* Stop discharging the IOs */ |
| mbed_official | 330:c80ac197fa6a | 339 | __HAL_TSC_SET_IODEF_INFLOAT(htsc); |
| mbed_official | 330:c80ac197fa6a | 340 | |
| mbed_official | 330:c80ac197fa6a | 341 | /* Launch the acquisition */ |
| mbed_official | 330:c80ac197fa6a | 342 | __HAL_TSC_START_ACQ(htsc); |
| mbed_official | 330:c80ac197fa6a | 343 | |
| mbed_official | 330:c80ac197fa6a | 344 | /* Process unlocked */ |
| mbed_official | 330:c80ac197fa6a | 345 | __HAL_UNLOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 346 | |
| mbed_official | 330:c80ac197fa6a | 347 | /* Return function status */ |
| mbed_official | 330:c80ac197fa6a | 348 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 349 | } |
| mbed_official | 330:c80ac197fa6a | 350 | |
| mbed_official | 330:c80ac197fa6a | 351 | /** |
| mbed_official | 330:c80ac197fa6a | 352 | * @brief Enables the interrupt and starts the acquisition |
| mbed_official | 330:c80ac197fa6a | 353 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 354 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 355 | * @retval HAL status. |
| mbed_official | 330:c80ac197fa6a | 356 | */ |
| mbed_official | 330:c80ac197fa6a | 357 | HAL_StatusTypeDef HAL_TSC_Start_IT(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 358 | { |
| mbed_official | 330:c80ac197fa6a | 359 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 360 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 361 | assert_param(IS_TSC_MCE_IT(htsc->Init.MaxCountInterrupt)); |
| mbed_official | 330:c80ac197fa6a | 362 | |
| mbed_official | 330:c80ac197fa6a | 363 | /* Process locked */ |
| mbed_official | 330:c80ac197fa6a | 364 | __HAL_LOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 365 | |
| mbed_official | 330:c80ac197fa6a | 366 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 367 | htsc->State = HAL_TSC_STATE_BUSY; |
| mbed_official | 330:c80ac197fa6a | 368 | |
| mbed_official | 330:c80ac197fa6a | 369 | /* Enable end of acquisition interrupt */ |
| mbed_official | 330:c80ac197fa6a | 370 | __HAL_TSC_ENABLE_IT(htsc, TSC_IT_EOA); |
| mbed_official | 330:c80ac197fa6a | 371 | |
| mbed_official | 330:c80ac197fa6a | 372 | /* Enable max count error interrupt (optional) */ |
| mbed_official | 330:c80ac197fa6a | 373 | if (htsc->Init.MaxCountInterrupt == ENABLE) |
| mbed_official | 330:c80ac197fa6a | 374 | { |
| mbed_official | 330:c80ac197fa6a | 375 | __HAL_TSC_ENABLE_IT(htsc, TSC_IT_MCE); |
| mbed_official | 330:c80ac197fa6a | 376 | } |
| mbed_official | 330:c80ac197fa6a | 377 | else |
| mbed_official | 330:c80ac197fa6a | 378 | { |
| mbed_official | 330:c80ac197fa6a | 379 | __HAL_TSC_DISABLE_IT(htsc, TSC_IT_MCE); |
| mbed_official | 330:c80ac197fa6a | 380 | } |
| mbed_official | 330:c80ac197fa6a | 381 | |
| mbed_official | 330:c80ac197fa6a | 382 | /* Clear flags */ |
| mbed_official | 330:c80ac197fa6a | 383 | __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); |
| mbed_official | 330:c80ac197fa6a | 384 | |
| mbed_official | 330:c80ac197fa6a | 385 | /* Stop discharging the IOs */ |
| mbed_official | 330:c80ac197fa6a | 386 | __HAL_TSC_SET_IODEF_INFLOAT(htsc); |
| mbed_official | 330:c80ac197fa6a | 387 | |
| mbed_official | 330:c80ac197fa6a | 388 | /* Launch the acquisition */ |
| mbed_official | 330:c80ac197fa6a | 389 | __HAL_TSC_START_ACQ(htsc); |
| mbed_official | 330:c80ac197fa6a | 390 | |
| mbed_official | 330:c80ac197fa6a | 391 | /* Process unlocked */ |
| mbed_official | 330:c80ac197fa6a | 392 | __HAL_UNLOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 393 | |
| mbed_official | 330:c80ac197fa6a | 394 | /* Return function status */ |
| mbed_official | 330:c80ac197fa6a | 395 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 396 | } |
| mbed_official | 330:c80ac197fa6a | 397 | |
| mbed_official | 330:c80ac197fa6a | 398 | /** |
| mbed_official | 330:c80ac197fa6a | 399 | * @brief Stops the acquisition previously launched in polling mode |
| mbed_official | 330:c80ac197fa6a | 400 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 401 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 402 | * @retval HAL status |
| mbed_official | 330:c80ac197fa6a | 403 | */ |
| mbed_official | 330:c80ac197fa6a | 404 | HAL_StatusTypeDef HAL_TSC_Stop(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 405 | { |
| mbed_official | 330:c80ac197fa6a | 406 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 407 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 408 | |
| mbed_official | 330:c80ac197fa6a | 409 | /* Process locked */ |
| mbed_official | 330:c80ac197fa6a | 410 | __HAL_LOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 411 | |
| mbed_official | 330:c80ac197fa6a | 412 | /* Stop the acquisition */ |
| mbed_official | 330:c80ac197fa6a | 413 | __HAL_TSC_STOP_ACQ(htsc); |
| mbed_official | 330:c80ac197fa6a | 414 | |
| mbed_official | 330:c80ac197fa6a | 415 | /* Clear flags */ |
| mbed_official | 330:c80ac197fa6a | 416 | __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); |
| mbed_official | 330:c80ac197fa6a | 417 | |
| mbed_official | 330:c80ac197fa6a | 418 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 419 | htsc->State = HAL_TSC_STATE_READY; |
| mbed_official | 330:c80ac197fa6a | 420 | |
| mbed_official | 330:c80ac197fa6a | 421 | /* Process unlocked */ |
| mbed_official | 330:c80ac197fa6a | 422 | __HAL_UNLOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 423 | |
| mbed_official | 330:c80ac197fa6a | 424 | /* Return function status */ |
| mbed_official | 330:c80ac197fa6a | 425 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 426 | } |
| mbed_official | 330:c80ac197fa6a | 427 | |
| mbed_official | 330:c80ac197fa6a | 428 | /** |
| mbed_official | 330:c80ac197fa6a | 429 | * @brief Stops the acquisition previously launched in interrupt mode |
| mbed_official | 330:c80ac197fa6a | 430 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 431 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 432 | * @retval HAL status |
| mbed_official | 330:c80ac197fa6a | 433 | */ |
| mbed_official | 330:c80ac197fa6a | 434 | HAL_StatusTypeDef HAL_TSC_Stop_IT(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 435 | { |
| mbed_official | 330:c80ac197fa6a | 436 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 437 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 438 | |
| mbed_official | 330:c80ac197fa6a | 439 | /* Process locked */ |
| mbed_official | 330:c80ac197fa6a | 440 | __HAL_LOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 441 | |
| mbed_official | 330:c80ac197fa6a | 442 | /* Stop the acquisition */ |
| mbed_official | 330:c80ac197fa6a | 443 | __HAL_TSC_STOP_ACQ(htsc); |
| mbed_official | 330:c80ac197fa6a | 444 | |
| mbed_official | 330:c80ac197fa6a | 445 | /* Disable interrupts */ |
| mbed_official | 330:c80ac197fa6a | 446 | __HAL_TSC_DISABLE_IT(htsc, (TSC_IT_EOA | TSC_IT_MCE)); |
| mbed_official | 330:c80ac197fa6a | 447 | |
| mbed_official | 330:c80ac197fa6a | 448 | /* Clear flags */ |
| mbed_official | 330:c80ac197fa6a | 449 | __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); |
| mbed_official | 330:c80ac197fa6a | 450 | |
| mbed_official | 330:c80ac197fa6a | 451 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 452 | htsc->State = HAL_TSC_STATE_READY; |
| mbed_official | 330:c80ac197fa6a | 453 | |
| mbed_official | 330:c80ac197fa6a | 454 | /* Process unlocked */ |
| mbed_official | 330:c80ac197fa6a | 455 | __HAL_UNLOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 456 | |
| mbed_official | 330:c80ac197fa6a | 457 | /* Return function status */ |
| mbed_official | 330:c80ac197fa6a | 458 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 459 | } |
| mbed_official | 330:c80ac197fa6a | 460 | |
| mbed_official | 330:c80ac197fa6a | 461 | /** |
| mbed_official | 330:c80ac197fa6a | 462 | * @brief Gets the acquisition status for a group |
| mbed_official | 330:c80ac197fa6a | 463 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 464 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 465 | * @param gx_index: Index of the group |
| mbed_official | 330:c80ac197fa6a | 466 | * @retval Group status |
| mbed_official | 330:c80ac197fa6a | 467 | */ |
| mbed_official | 330:c80ac197fa6a | 468 | TSC_GroupStatusTypeDef HAL_TSC_GroupGetStatus(TSC_HandleTypeDef* htsc, uint32_t gx_index) |
| mbed_official | 330:c80ac197fa6a | 469 | { |
| mbed_official | 330:c80ac197fa6a | 470 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 471 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 472 | assert_param(IS_GROUP_INDEX(gx_index)); |
| mbed_official | 330:c80ac197fa6a | 473 | |
| mbed_official | 330:c80ac197fa6a | 474 | /* Return the group status */ |
| mbed_official | 330:c80ac197fa6a | 475 | return(__HAL_TSC_GET_GROUP_STATUS(htsc, gx_index)); |
| mbed_official | 330:c80ac197fa6a | 476 | } |
| mbed_official | 330:c80ac197fa6a | 477 | |
| mbed_official | 330:c80ac197fa6a | 478 | /** |
| mbed_official | 330:c80ac197fa6a | 479 | * @brief Gets the acquisition measure for a group |
| mbed_official | 330:c80ac197fa6a | 480 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 481 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 482 | * @param gx_index: Index of the group |
| mbed_official | 330:c80ac197fa6a | 483 | * @retval Acquisition measure |
| mbed_official | 330:c80ac197fa6a | 484 | */ |
| mbed_official | 330:c80ac197fa6a | 485 | uint32_t HAL_TSC_GroupGetValue(TSC_HandleTypeDef* htsc, uint32_t gx_index) |
| mbed_official | 330:c80ac197fa6a | 486 | { |
| mbed_official | 330:c80ac197fa6a | 487 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 488 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 489 | assert_param(IS_GROUP_INDEX(gx_index)); |
| mbed_official | 330:c80ac197fa6a | 490 | |
| mbed_official | 330:c80ac197fa6a | 491 | /* Return the group acquisition counter */ |
| mbed_official | 330:c80ac197fa6a | 492 | return htsc->Instance->IOGXCR[gx_index]; |
| mbed_official | 330:c80ac197fa6a | 493 | } |
| mbed_official | 330:c80ac197fa6a | 494 | |
| mbed_official | 330:c80ac197fa6a | 495 | /** |
| mbed_official | 330:c80ac197fa6a | 496 | * @} |
| mbed_official | 330:c80ac197fa6a | 497 | */ |
| mbed_official | 330:c80ac197fa6a | 498 | |
| mbed_official | 330:c80ac197fa6a | 499 | /** @defgroup TSC_Exported_Functions_Group3 Peripheral Control functions |
| mbed_official | 330:c80ac197fa6a | 500 | * @brief Peripheral Control functions |
| mbed_official | 330:c80ac197fa6a | 501 | * |
| mbed_official | 330:c80ac197fa6a | 502 | @verbatim |
| mbed_official | 330:c80ac197fa6a | 503 | =============================================================================== |
| mbed_official | 330:c80ac197fa6a | 504 | ##### Peripheral Control functions ##### |
| mbed_official | 330:c80ac197fa6a | 505 | =============================================================================== |
| mbed_official | 330:c80ac197fa6a | 506 | [..] This section provides functions allowing to: |
| mbed_official | 330:c80ac197fa6a | 507 | (+) Configure TSC IOs |
| mbed_official | 330:c80ac197fa6a | 508 | (+) Discharge TSC IOs |
| mbed_official | 330:c80ac197fa6a | 509 | @endverbatim |
| mbed_official | 330:c80ac197fa6a | 510 | * @{ |
| mbed_official | 330:c80ac197fa6a | 511 | */ |
| mbed_official | 330:c80ac197fa6a | 512 | |
| mbed_official | 330:c80ac197fa6a | 513 | /** |
| mbed_official | 330:c80ac197fa6a | 514 | * @brief Configures TSC IOs |
| mbed_official | 330:c80ac197fa6a | 515 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 516 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 517 | * @param config: pointer to the configuration structure. |
| mbed_official | 330:c80ac197fa6a | 518 | * @retval HAL status |
| mbed_official | 330:c80ac197fa6a | 519 | */ |
| mbed_official | 330:c80ac197fa6a | 520 | HAL_StatusTypeDef HAL_TSC_IOConfig(TSC_HandleTypeDef* htsc, TSC_IOConfigTypeDef* config) |
| mbed_official | 330:c80ac197fa6a | 521 | { |
| mbed_official | 330:c80ac197fa6a | 522 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 523 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 524 | |
| mbed_official | 330:c80ac197fa6a | 525 | /* Process locked */ |
| mbed_official | 330:c80ac197fa6a | 526 | __HAL_LOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 527 | |
| mbed_official | 330:c80ac197fa6a | 528 | /* Stop acquisition */ |
| mbed_official | 330:c80ac197fa6a | 529 | __HAL_TSC_STOP_ACQ(htsc); |
| mbed_official | 330:c80ac197fa6a | 530 | |
| mbed_official | 330:c80ac197fa6a | 531 | /* Disable Schmitt trigger hysteresis on all used TSC IOs */ |
| mbed_official | 330:c80ac197fa6a | 532 | htsc->Instance->IOHCR = (uint32_t)(~(config->ChannelIOs | config->ShieldIOs | config->SamplingIOs)); |
| mbed_official | 330:c80ac197fa6a | 533 | |
| mbed_official | 330:c80ac197fa6a | 534 | /* Set channel and shield IOs */ |
| mbed_official | 330:c80ac197fa6a | 535 | htsc->Instance->IOCCR = (config->ChannelIOs | config->ShieldIOs); |
| mbed_official | 330:c80ac197fa6a | 536 | |
| mbed_official | 330:c80ac197fa6a | 537 | /* Set sampling IOs */ |
| mbed_official | 330:c80ac197fa6a | 538 | htsc->Instance->IOSCR = config->SamplingIOs; |
| mbed_official | 330:c80ac197fa6a | 539 | |
| mbed_official | 330:c80ac197fa6a | 540 | /* Set groups to be acquired */ |
| mbed_official | 330:c80ac197fa6a | 541 | htsc->Instance->IOGCSR = TSC_extract_groups(config->ChannelIOs); |
| mbed_official | 330:c80ac197fa6a | 542 | |
| mbed_official | 330:c80ac197fa6a | 543 | /* Process unlocked */ |
| mbed_official | 330:c80ac197fa6a | 544 | __HAL_UNLOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 545 | |
| mbed_official | 330:c80ac197fa6a | 546 | /* Return function status */ |
| mbed_official | 330:c80ac197fa6a | 547 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 548 | } |
| mbed_official | 330:c80ac197fa6a | 549 | |
| mbed_official | 330:c80ac197fa6a | 550 | /** |
| mbed_official | 330:c80ac197fa6a | 551 | * @brief Discharge TSC IOs |
| mbed_official | 330:c80ac197fa6a | 552 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 553 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 554 | * @param choice: enable or disable |
| mbed_official | 330:c80ac197fa6a | 555 | * @retval HAL status |
| mbed_official | 330:c80ac197fa6a | 556 | */ |
| mbed_official | 330:c80ac197fa6a | 557 | HAL_StatusTypeDef HAL_TSC_IODischarge(TSC_HandleTypeDef* htsc, uint32_t choice) |
| mbed_official | 330:c80ac197fa6a | 558 | { |
| mbed_official | 330:c80ac197fa6a | 559 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 560 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 561 | |
| mbed_official | 330:c80ac197fa6a | 562 | /* Process locked */ |
| mbed_official | 330:c80ac197fa6a | 563 | __HAL_LOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 564 | |
| mbed_official | 330:c80ac197fa6a | 565 | if (choice == ENABLE) |
| mbed_official | 330:c80ac197fa6a | 566 | { |
| mbed_official | 330:c80ac197fa6a | 567 | __HAL_TSC_SET_IODEF_OUTPPLOW(htsc); |
| mbed_official | 330:c80ac197fa6a | 568 | } |
| mbed_official | 330:c80ac197fa6a | 569 | else |
| mbed_official | 330:c80ac197fa6a | 570 | { |
| mbed_official | 330:c80ac197fa6a | 571 | __HAL_TSC_SET_IODEF_INFLOAT(htsc); |
| mbed_official | 330:c80ac197fa6a | 572 | } |
| mbed_official | 330:c80ac197fa6a | 573 | |
| mbed_official | 330:c80ac197fa6a | 574 | /* Process unlocked */ |
| mbed_official | 330:c80ac197fa6a | 575 | __HAL_UNLOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 576 | |
| mbed_official | 330:c80ac197fa6a | 577 | /* Return the group acquisition counter */ |
| mbed_official | 330:c80ac197fa6a | 578 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 579 | } |
| mbed_official | 330:c80ac197fa6a | 580 | |
| mbed_official | 330:c80ac197fa6a | 581 | /** |
| mbed_official | 330:c80ac197fa6a | 582 | * @} |
| mbed_official | 330:c80ac197fa6a | 583 | */ |
| mbed_official | 330:c80ac197fa6a | 584 | |
| mbed_official | 330:c80ac197fa6a | 585 | /** @defgroup TSC_Exported_Functions_Group4 Peripheral State functions |
| mbed_official | 330:c80ac197fa6a | 586 | * @brief State functions |
| mbed_official | 330:c80ac197fa6a | 587 | * |
| mbed_official | 330:c80ac197fa6a | 588 | @verbatim |
| mbed_official | 330:c80ac197fa6a | 589 | =============================================================================== |
| mbed_official | 330:c80ac197fa6a | 590 | ##### State functions ##### |
| mbed_official | 330:c80ac197fa6a | 591 | =============================================================================== |
| mbed_official | 330:c80ac197fa6a | 592 | [..] |
| mbed_official | 330:c80ac197fa6a | 593 | This subsection provides functions allowing to |
| mbed_official | 330:c80ac197fa6a | 594 | (+) Get TSC state. |
| mbed_official | 330:c80ac197fa6a | 595 | (+) Poll for acquisition completed. |
| mbed_official | 330:c80ac197fa6a | 596 | (+) Handles TSC interrupt request. |
| mbed_official | 330:c80ac197fa6a | 597 | |
| mbed_official | 330:c80ac197fa6a | 598 | @endverbatim |
| mbed_official | 330:c80ac197fa6a | 599 | * @{ |
| mbed_official | 330:c80ac197fa6a | 600 | */ |
| mbed_official | 330:c80ac197fa6a | 601 | |
| mbed_official | 330:c80ac197fa6a | 602 | /** |
| mbed_official | 330:c80ac197fa6a | 603 | * @brief Return the TSC state |
| mbed_official | 330:c80ac197fa6a | 604 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 605 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 606 | * @retval HAL state |
| mbed_official | 330:c80ac197fa6a | 607 | */ |
| mbed_official | 330:c80ac197fa6a | 608 | HAL_TSC_StateTypeDef HAL_TSC_GetState(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 609 | { |
| mbed_official | 330:c80ac197fa6a | 610 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 611 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 612 | |
| mbed_official | 330:c80ac197fa6a | 613 | if (htsc->State == HAL_TSC_STATE_BUSY) |
| mbed_official | 330:c80ac197fa6a | 614 | { |
| mbed_official | 330:c80ac197fa6a | 615 | /* Check end of acquisition flag */ |
| mbed_official | 330:c80ac197fa6a | 616 | if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_EOA) != RESET) |
| mbed_official | 330:c80ac197fa6a | 617 | { |
| mbed_official | 330:c80ac197fa6a | 618 | /* Check max count error flag */ |
| mbed_official | 330:c80ac197fa6a | 619 | if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_MCE) != RESET) |
| mbed_official | 330:c80ac197fa6a | 620 | { |
| mbed_official | 330:c80ac197fa6a | 621 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 622 | htsc->State = HAL_TSC_STATE_ERROR; |
| mbed_official | 330:c80ac197fa6a | 623 | } |
| mbed_official | 330:c80ac197fa6a | 624 | else |
| mbed_official | 330:c80ac197fa6a | 625 | { |
| mbed_official | 330:c80ac197fa6a | 626 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 627 | htsc->State = HAL_TSC_STATE_READY; |
| mbed_official | 330:c80ac197fa6a | 628 | } |
| mbed_official | 330:c80ac197fa6a | 629 | } |
| mbed_official | 330:c80ac197fa6a | 630 | } |
| mbed_official | 330:c80ac197fa6a | 631 | |
| mbed_official | 330:c80ac197fa6a | 632 | /* Return TSC state */ |
| mbed_official | 330:c80ac197fa6a | 633 | return htsc->State; |
| mbed_official | 330:c80ac197fa6a | 634 | } |
| mbed_official | 330:c80ac197fa6a | 635 | |
| mbed_official | 330:c80ac197fa6a | 636 | /** |
| mbed_official | 330:c80ac197fa6a | 637 | * @brief Start acquisition and wait until completion |
| mbed_official | 330:c80ac197fa6a | 638 | * @note There is no need of a timeout parameter as the max count error is already |
| mbed_official | 330:c80ac197fa6a | 639 | * managed by the TSC peripheral. |
| mbed_official | 330:c80ac197fa6a | 640 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 641 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 642 | * @retval HAL state |
| mbed_official | 330:c80ac197fa6a | 643 | */ |
| mbed_official | 330:c80ac197fa6a | 644 | HAL_StatusTypeDef HAL_TSC_PollForAcquisition(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 645 | { |
| mbed_official | 330:c80ac197fa6a | 646 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 647 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 648 | |
| mbed_official | 330:c80ac197fa6a | 649 | /* Process locked */ |
| mbed_official | 330:c80ac197fa6a | 650 | __HAL_LOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 651 | |
| mbed_official | 330:c80ac197fa6a | 652 | /* Check end of acquisition */ |
| mbed_official | 330:c80ac197fa6a | 653 | while (HAL_TSC_GetState(htsc) == HAL_TSC_STATE_BUSY) |
| mbed_official | 330:c80ac197fa6a | 654 | { |
| mbed_official | 330:c80ac197fa6a | 655 | /* The timeout (max count error) is managed by the TSC peripheral itself. */ |
| mbed_official | 330:c80ac197fa6a | 656 | } |
| mbed_official | 330:c80ac197fa6a | 657 | |
| mbed_official | 330:c80ac197fa6a | 658 | /* Process unlocked */ |
| mbed_official | 330:c80ac197fa6a | 659 | __HAL_UNLOCK(htsc); |
| mbed_official | 330:c80ac197fa6a | 660 | |
| mbed_official | 330:c80ac197fa6a | 661 | return HAL_OK; |
| mbed_official | 330:c80ac197fa6a | 662 | } |
| mbed_official | 330:c80ac197fa6a | 663 | |
| mbed_official | 330:c80ac197fa6a | 664 | /** |
| mbed_official | 330:c80ac197fa6a | 665 | * @brief Handles TSC interrupt request |
| mbed_official | 330:c80ac197fa6a | 666 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 667 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 668 | * @retval None |
| mbed_official | 330:c80ac197fa6a | 669 | */ |
| mbed_official | 330:c80ac197fa6a | 670 | void HAL_TSC_IRQHandler(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 671 | { |
| mbed_official | 330:c80ac197fa6a | 672 | /* Check the parameters */ |
| mbed_official | 330:c80ac197fa6a | 673 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
| mbed_official | 330:c80ac197fa6a | 674 | |
| mbed_official | 330:c80ac197fa6a | 675 | /* Check if the end of acquisition occured */ |
| mbed_official | 330:c80ac197fa6a | 676 | if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_EOA) != RESET) |
| mbed_official | 330:c80ac197fa6a | 677 | { |
| mbed_official | 330:c80ac197fa6a | 678 | /* Clear EOA flag */ |
| mbed_official | 330:c80ac197fa6a | 679 | __HAL_TSC_CLEAR_FLAG(htsc, TSC_FLAG_EOA); |
| mbed_official | 330:c80ac197fa6a | 680 | } |
| mbed_official | 330:c80ac197fa6a | 681 | |
| mbed_official | 330:c80ac197fa6a | 682 | /* Check if max count error occured */ |
| mbed_official | 330:c80ac197fa6a | 683 | if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_MCE) != RESET) |
| mbed_official | 330:c80ac197fa6a | 684 | { |
| mbed_official | 330:c80ac197fa6a | 685 | /* Clear MCE flag */ |
| mbed_official | 330:c80ac197fa6a | 686 | __HAL_TSC_CLEAR_FLAG(htsc, TSC_FLAG_MCE); |
| mbed_official | 330:c80ac197fa6a | 687 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 688 | htsc->State = HAL_TSC_STATE_ERROR; |
| mbed_official | 330:c80ac197fa6a | 689 | /* Conversion completed callback */ |
| mbed_official | 330:c80ac197fa6a | 690 | HAL_TSC_ErrorCallback(htsc); |
| mbed_official | 330:c80ac197fa6a | 691 | } |
| mbed_official | 330:c80ac197fa6a | 692 | else |
| mbed_official | 330:c80ac197fa6a | 693 | { |
| mbed_official | 330:c80ac197fa6a | 694 | /* Change TSC state */ |
| mbed_official | 330:c80ac197fa6a | 695 | htsc->State = HAL_TSC_STATE_READY; |
| mbed_official | 330:c80ac197fa6a | 696 | /* Conversion completed callback */ |
| mbed_official | 330:c80ac197fa6a | 697 | HAL_TSC_ConvCpltCallback(htsc); |
| mbed_official | 330:c80ac197fa6a | 698 | } |
| mbed_official | 330:c80ac197fa6a | 699 | } |
| mbed_official | 330:c80ac197fa6a | 700 | |
| mbed_official | 330:c80ac197fa6a | 701 | /** |
| mbed_official | 330:c80ac197fa6a | 702 | * @} |
| mbed_official | 330:c80ac197fa6a | 703 | */ |
| mbed_official | 330:c80ac197fa6a | 704 | |
| mbed_official | 330:c80ac197fa6a | 705 | /** |
| mbed_official | 330:c80ac197fa6a | 706 | * @brief Acquisition completed callback in non blocking mode |
| mbed_official | 330:c80ac197fa6a | 707 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 708 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 709 | * @retval None |
| mbed_official | 330:c80ac197fa6a | 710 | */ |
| mbed_official | 330:c80ac197fa6a | 711 | __weak void HAL_TSC_ConvCpltCallback(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 712 | { |
| mbed_official | 330:c80ac197fa6a | 713 | /* NOTE : This function should not be modified, when the callback is needed, |
| mbed_official | 330:c80ac197fa6a | 714 | the HAL_TSC_ConvCpltCallback could be implemented in the user file. |
| mbed_official | 330:c80ac197fa6a | 715 | */ |
| mbed_official | 330:c80ac197fa6a | 716 | } |
| mbed_official | 330:c80ac197fa6a | 717 | |
| mbed_official | 330:c80ac197fa6a | 718 | /** |
| mbed_official | 330:c80ac197fa6a | 719 | * @brief Error callback in non blocking mode |
| mbed_official | 330:c80ac197fa6a | 720 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
| mbed_official | 330:c80ac197fa6a | 721 | * the configuration information for the specified TSC. |
| mbed_official | 330:c80ac197fa6a | 722 | * @retval None |
| mbed_official | 330:c80ac197fa6a | 723 | */ |
| mbed_official | 330:c80ac197fa6a | 724 | __weak void HAL_TSC_ErrorCallback(TSC_HandleTypeDef* htsc) |
| mbed_official | 330:c80ac197fa6a | 725 | { |
| mbed_official | 330:c80ac197fa6a | 726 | /* NOTE : This function should not be modified, when the callback is needed, |
| mbed_official | 330:c80ac197fa6a | 727 | the HAL_TSC_ErrorCallback could be implemented in the user file. |
| mbed_official | 330:c80ac197fa6a | 728 | */ |
| mbed_official | 330:c80ac197fa6a | 729 | } |
| mbed_official | 330:c80ac197fa6a | 730 | |
| mbed_official | 330:c80ac197fa6a | 731 | /** |
| mbed_official | 330:c80ac197fa6a | 732 | * @brief Utility function used to set the acquired groups mask |
| mbed_official | 330:c80ac197fa6a | 733 | * @param iomask: Channels IOs mask |
| mbed_official | 330:c80ac197fa6a | 734 | * @retval Acquired groups mask |
| mbed_official | 330:c80ac197fa6a | 735 | */ |
| mbed_official | 330:c80ac197fa6a | 736 | static uint32_t TSC_extract_groups(uint32_t iomask) |
| mbed_official | 330:c80ac197fa6a | 737 | { |
| mbed_official | 330:c80ac197fa6a | 738 | uint32_t groups = 0; |
| mbed_official | 330:c80ac197fa6a | 739 | uint32_t idx; |
| mbed_official | 330:c80ac197fa6a | 740 | |
| mbed_official | 330:c80ac197fa6a | 741 | for (idx = 0; idx < TSC_NB_OF_GROUPS; idx++) |
| mbed_official | 330:c80ac197fa6a | 742 | { |
| mbed_official | 330:c80ac197fa6a | 743 | if ((iomask & ((uint32_t)0x0F << (idx * 4))) != RESET) |
| mbed_official | 330:c80ac197fa6a | 744 | { |
| mbed_official | 330:c80ac197fa6a | 745 | groups |= ((uint32_t)1 << idx); |
| mbed_official | 330:c80ac197fa6a | 746 | } |
| mbed_official | 330:c80ac197fa6a | 747 | } |
| mbed_official | 330:c80ac197fa6a | 748 | |
| mbed_official | 330:c80ac197fa6a | 749 | return groups; |
| mbed_official | 330:c80ac197fa6a | 750 | } |
| mbed_official | 330:c80ac197fa6a | 751 | |
| mbed_official | 330:c80ac197fa6a | 752 | /** |
| mbed_official | 330:c80ac197fa6a | 753 | * @} |
| mbed_official | 330:c80ac197fa6a | 754 | */ |
| mbed_official | 330:c80ac197fa6a | 755 | |
| mbed_official | 330:c80ac197fa6a | 756 | #endif /* HAL_TSC_MODULE_ENABLED */ |
| mbed_official | 330:c80ac197fa6a | 757 | |
| mbed_official | 330:c80ac197fa6a | 758 | /** |
| mbed_official | 330:c80ac197fa6a | 759 | * @} |
| mbed_official | 330:c80ac197fa6a | 760 | */ |
| mbed_official | 330:c80ac197fa6a | 761 | |
| mbed_official | 330:c80ac197fa6a | 762 | /** |
| mbed_official | 330:c80ac197fa6a | 763 | * @} |
| mbed_official | 330:c80ac197fa6a | 764 | */ |
| mbed_official | 330:c80ac197fa6a | 765 | |
| mbed_official | 330:c80ac197fa6a | 766 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |