fix LPC812 PWM
Fork of mbed-dev by
targets/cmsis/TARGET_STM/TARGET_STM32L4/stm32l4xx_hal_tsc.c@0:9b334a45a8ff, 2015-10-01 (annotated)
- Committer:
- bogdanm
- Date:
- Thu Oct 01 15:25:22 2015 +0300
- Revision:
- 0:9b334a45a8ff
Initial commit on mbed-dev
Replaces mbed-src (now inactive)
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 0:9b334a45a8ff | 1 | /** |
bogdanm | 0:9b334a45a8ff | 2 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 3 | * @file stm32l4xx_hal_tsc.c |
bogdanm | 0:9b334a45a8ff | 4 | * @author MCD Application Team |
bogdanm | 0:9b334a45a8ff | 5 | * @version V1.0.0 |
bogdanm | 0:9b334a45a8ff | 6 | * @date 26-June-2015 |
bogdanm | 0:9b334a45a8ff | 7 | * @brief This file provides firmware functions to manage the following |
bogdanm | 0:9b334a45a8ff | 8 | * functionalities of the Touch Sensing Controller (TSC) peripheral: |
bogdanm | 0:9b334a45a8ff | 9 | * + Initialization and De-initialization |
bogdanm | 0:9b334a45a8ff | 10 | * + Channel IOs, Shield IOs and Sampling IOs configuration |
bogdanm | 0:9b334a45a8ff | 11 | * + Start and Stop an acquisition |
bogdanm | 0:9b334a45a8ff | 12 | * + Read acquisition result |
bogdanm | 0:9b334a45a8ff | 13 | * + Interrupts and flags management |
bogdanm | 0:9b334a45a8ff | 14 | * |
bogdanm | 0:9b334a45a8ff | 15 | @verbatim |
bogdanm | 0:9b334a45a8ff | 16 | ================================================================================ |
bogdanm | 0:9b334a45a8ff | 17 | ##### TSC specific features ##### |
bogdanm | 0:9b334a45a8ff | 18 | ================================================================================ |
bogdanm | 0:9b334a45a8ff | 19 | [..] |
bogdanm | 0:9b334a45a8ff | 20 | (#) Proven and robust surface charge transfer acquisition principle |
bogdanm | 0:9b334a45a8ff | 21 | |
bogdanm | 0:9b334a45a8ff | 22 | (#) Supports up to 3 capacitive sensing channels per group |
bogdanm | 0:9b334a45a8ff | 23 | |
bogdanm | 0:9b334a45a8ff | 24 | (#) Capacitive sensing channels can be acquired in parallel offering a very good |
bogdanm | 0:9b334a45a8ff | 25 | response time |
bogdanm | 0:9b334a45a8ff | 26 | |
bogdanm | 0:9b334a45a8ff | 27 | (#) Spread spectrum feature to improve system robustness in noisy environments |
bogdanm | 0:9b334a45a8ff | 28 | |
bogdanm | 0:9b334a45a8ff | 29 | (#) Full hardware management of the charge transfer acquisition sequence |
bogdanm | 0:9b334a45a8ff | 30 | |
bogdanm | 0:9b334a45a8ff | 31 | (#) Programmable charge transfer frequency |
bogdanm | 0:9b334a45a8ff | 32 | |
bogdanm | 0:9b334a45a8ff | 33 | (#) Programmable sampling capacitor I/O pin |
bogdanm | 0:9b334a45a8ff | 34 | |
bogdanm | 0:9b334a45a8ff | 35 | (#) Programmable channel I/O pin |
bogdanm | 0:9b334a45a8ff | 36 | |
bogdanm | 0:9b334a45a8ff | 37 | (#) Programmable max count value to avoid long acquisition when a channel is faulty |
bogdanm | 0:9b334a45a8ff | 38 | |
bogdanm | 0:9b334a45a8ff | 39 | (#) Dedicated end of acquisition and max count error flags with interrupt capability |
bogdanm | 0:9b334a45a8ff | 40 | |
bogdanm | 0:9b334a45a8ff | 41 | (#) One sampling capacitor for up to 3 capacitive sensing channels to reduce the system |
bogdanm | 0:9b334a45a8ff | 42 | components |
bogdanm | 0:9b334a45a8ff | 43 | |
bogdanm | 0:9b334a45a8ff | 44 | (#) Compatible with proximity, touchkey, linear and rotary touch sensor implementation |
bogdanm | 0:9b334a45a8ff | 45 | |
bogdanm | 0:9b334a45a8ff | 46 | |
bogdanm | 0:9b334a45a8ff | 47 | ##### How to use this driver ##### |
bogdanm | 0:9b334a45a8ff | 48 | ================================================================================ |
bogdanm | 0:9b334a45a8ff | 49 | [..] |
bogdanm | 0:9b334a45a8ff | 50 | (#) Enable the TSC interface clock using __HAL_RCC_TSC_CLK_ENABLE() macro. |
bogdanm | 0:9b334a45a8ff | 51 | |
bogdanm | 0:9b334a45a8ff | 52 | (#) GPIO pins configuration |
bogdanm | 0:9b334a45a8ff | 53 | (++) Enable the clock for the TSC GPIOs using __HAL_RCC_GPIOx_CLK_ENABLE() macro. |
bogdanm | 0:9b334a45a8ff | 54 | (++) Configure the TSC pins used as sampling IOs in alternate function output Open-Drain mode, |
bogdanm | 0:9b334a45a8ff | 55 | and TSC pins used as channel/shield IOs in alternate function output Push-Pull mode |
bogdanm | 0:9b334a45a8ff | 56 | using HAL_GPIO_Init() function (see Table 1). |
bogdanm | 0:9b334a45a8ff | 57 | |
bogdanm | 0:9b334a45a8ff | 58 | (#) Interrupts configuration |
bogdanm | 0:9b334a45a8ff | 59 | (++) Configure the NVIC (if the interrupt model is used) using HAL_NVIC_SetPriority() |
bogdanm | 0:9b334a45a8ff | 60 | and HAL_NVIC_EnableIRQ() and function. |
bogdanm | 0:9b334a45a8ff | 61 | |
bogdanm | 0:9b334a45a8ff | 62 | (#) TSC configuration |
bogdanm | 0:9b334a45a8ff | 63 | (++) Configure all TSC parameters and used TSC IOs using HAL_TSC_Init() function. |
bogdanm | 0:9b334a45a8ff | 64 | |
bogdanm | 0:9b334a45a8ff | 65 | [..] Table 1. IOs for the STM32L4xx devices |
bogdanm | 0:9b334a45a8ff | 66 | (+) +--------------------------------+ |
bogdanm | 0:9b334a45a8ff | 67 | (+) | IOs | TSC functions | |
bogdanm | 0:9b334a45a8ff | 68 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 69 | (+) | PB12 (AF) | TSC_G1_IO1 | |
bogdanm | 0:9b334a45a8ff | 70 | (+) | PB13 (AF) | TSC_G1_IO2 | |
bogdanm | 0:9b334a45a8ff | 71 | (+) | PB14 (AF) | TSC_G1_IO3 | |
bogdanm | 0:9b334a45a8ff | 72 | (+) | PB15 (AF) | TSC_G1_IO4 | |
bogdanm | 0:9b334a45a8ff | 73 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 74 | (+) | PB4 (AF) | TSC_G2_IO1 | |
bogdanm | 0:9b334a45a8ff | 75 | (+) | PB5 (AF) | TSC_G2_IO2 | |
bogdanm | 0:9b334a45a8ff | 76 | (+) | PB6 (AF) | TSC_G2_IO3 | |
bogdanm | 0:9b334a45a8ff | 77 | (+) | PB7 (AF) | TSC_G2_IO4 | |
bogdanm | 0:9b334a45a8ff | 78 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 79 | (+) | PA15 (AF) | TSC_G3_IO1 | |
bogdanm | 0:9b334a45a8ff | 80 | (+) | PC10 (AF) | TSC_G3_IO2 | |
bogdanm | 0:9b334a45a8ff | 81 | (+) | PC11 (AF) | TSC_G3_IO3 | |
bogdanm | 0:9b334a45a8ff | 82 | (+) | PC12 (AF) | TSC_G3_IO4 | |
bogdanm | 0:9b334a45a8ff | 83 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 84 | (+) | PC6 (AF) | TSC_G4_IO1 | |
bogdanm | 0:9b334a45a8ff | 85 | (+) | PC7 (AF) | TSC_G4_IO2 | |
bogdanm | 0:9b334a45a8ff | 86 | (+) | PC8 (AF) | TSC_G4_IO3 | |
bogdanm | 0:9b334a45a8ff | 87 | (+) | PC9 (AF) | TSC_G4_IO4 | |
bogdanm | 0:9b334a45a8ff | 88 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 89 | (+) | PE10 (AF) | TSC_G5_IO1 | |
bogdanm | 0:9b334a45a8ff | 90 | (+) | PE11 (AF) | TSC_G5_IO2 | |
bogdanm | 0:9b334a45a8ff | 91 | (+) | PE12 (AF) | TSC_G5_IO3 | |
bogdanm | 0:9b334a45a8ff | 92 | (+) | PE13 (AF) | TSC_G5_IO4 | |
bogdanm | 0:9b334a45a8ff | 93 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 94 | (+) | PD10 (AF) | TSC_G6_IO1 | |
bogdanm | 0:9b334a45a8ff | 95 | (+) | PD11 (AF) | TSC_G6_IO2 | |
bogdanm | 0:9b334a45a8ff | 96 | (+) | PD12 (AF) | TSC_G6_IO3 | |
bogdanm | 0:9b334a45a8ff | 97 | (+) | PD13 (AF) | TSC_G6_IO4 | |
bogdanm | 0:9b334a45a8ff | 98 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 99 | (+) | PE2 (AF) | TSC_G7_IO1 | |
bogdanm | 0:9b334a45a8ff | 100 | (+) | PE3 (AF) | TSC_G7_IO2 | |
bogdanm | 0:9b334a45a8ff | 101 | (+) | PE4 (AF) | TSC_G7_IO3 | |
bogdanm | 0:9b334a45a8ff | 102 | (+) | PE5 (AF) | TSC_G7_IO4 | |
bogdanm | 0:9b334a45a8ff | 103 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 104 | (+) | PF14 (AF) | TSC_G8_IO1 | |
bogdanm | 0:9b334a45a8ff | 105 | (+) | PF15 (AF) | TSC_G8_IO2 | |
bogdanm | 0:9b334a45a8ff | 106 | (+) | PG0 (AF) | TSC_G8_IO3 | |
bogdanm | 0:9b334a45a8ff | 107 | (+) | PG1 (AF) | TSC_G8_IO4 | |
bogdanm | 0:9b334a45a8ff | 108 | (+) |--------------|-----------------| |
bogdanm | 0:9b334a45a8ff | 109 | (+) | PB10 (AF) | TSC_SYNC | |
bogdanm | 0:9b334a45a8ff | 110 | (+) | PD2 (AF) | | |
bogdanm | 0:9b334a45a8ff | 111 | (+) +--------------------------------+ |
bogdanm | 0:9b334a45a8ff | 112 | [..] TSC peripheral alternate functions are mapped on AF9. |
bogdanm | 0:9b334a45a8ff | 113 | |
bogdanm | 0:9b334a45a8ff | 114 | *** Acquisition sequence *** |
bogdanm | 0:9b334a45a8ff | 115 | =================================== |
bogdanm | 0:9b334a45a8ff | 116 | [..] |
bogdanm | 0:9b334a45a8ff | 117 | (+) Discharge all IOs using HAL_TSC_IODischarge() function. |
bogdanm | 0:9b334a45a8ff | 118 | (+) Wait a certain time allowing a good discharge of all capacitors. This delay depends |
bogdanm | 0:9b334a45a8ff | 119 | of the sampling capacitor and electrodes design. |
bogdanm | 0:9b334a45a8ff | 120 | (+) Select the channel IOs to be acquired using HAL_TSC_IOConfig() function. |
bogdanm | 0:9b334a45a8ff | 121 | (+) Launch the acquisition using either HAL_TSC_Start() or HAL_TSC_Start_IT() function. |
bogdanm | 0:9b334a45a8ff | 122 | If the synchronized mode is selected, the acquisition will start as soon as the signal |
bogdanm | 0:9b334a45a8ff | 123 | is received on the synchro pin. |
bogdanm | 0:9b334a45a8ff | 124 | (+) Wait the end of acquisition using either HAL_TSC_PollForAcquisition() or |
bogdanm | 0:9b334a45a8ff | 125 | HAL_TSC_GetState() function or using WFI instruction for example. |
bogdanm | 0:9b334a45a8ff | 126 | (+) Check the group acquisition status using HAL_TSC_GroupGetStatus() function. |
bogdanm | 0:9b334a45a8ff | 127 | (+) Read the acquisition value using HAL_TSC_GroupGetValue() function. |
bogdanm | 0:9b334a45a8ff | 128 | |
bogdanm | 0:9b334a45a8ff | 129 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 130 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 131 | * @attention |
bogdanm | 0:9b334a45a8ff | 132 | * |
bogdanm | 0:9b334a45a8ff | 133 | * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2> |
bogdanm | 0:9b334a45a8ff | 134 | * |
bogdanm | 0:9b334a45a8ff | 135 | * Redistribution and use in source and binary forms, with or without modification, |
bogdanm | 0:9b334a45a8ff | 136 | * are permitted provided that the following conditions are met: |
bogdanm | 0:9b334a45a8ff | 137 | * 1. Redistributions of source code must retain the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 138 | * this list of conditions and the following disclaimer. |
bogdanm | 0:9b334a45a8ff | 139 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
bogdanm | 0:9b334a45a8ff | 140 | * this list of conditions and the following disclaimer in the documentation |
bogdanm | 0:9b334a45a8ff | 141 | * and/or other materials provided with the distribution. |
bogdanm | 0:9b334a45a8ff | 142 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
bogdanm | 0:9b334a45a8ff | 143 | * may be used to endorse or promote products derived from this software |
bogdanm | 0:9b334a45a8ff | 144 | * without specific prior written permission. |
bogdanm | 0:9b334a45a8ff | 145 | * |
bogdanm | 0:9b334a45a8ff | 146 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
bogdanm | 0:9b334a45a8ff | 147 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
bogdanm | 0:9b334a45a8ff | 148 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
bogdanm | 0:9b334a45a8ff | 149 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
bogdanm | 0:9b334a45a8ff | 150 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
bogdanm | 0:9b334a45a8ff | 151 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
bogdanm | 0:9b334a45a8ff | 152 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
bogdanm | 0:9b334a45a8ff | 153 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
bogdanm | 0:9b334a45a8ff | 154 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
bogdanm | 0:9b334a45a8ff | 155 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
bogdanm | 0:9b334a45a8ff | 156 | * |
bogdanm | 0:9b334a45a8ff | 157 | ****************************************************************************** |
bogdanm | 0:9b334a45a8ff | 158 | */ |
bogdanm | 0:9b334a45a8ff | 159 | |
bogdanm | 0:9b334a45a8ff | 160 | /* Includes ------------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 161 | #include "stm32l4xx_hal.h" |
bogdanm | 0:9b334a45a8ff | 162 | |
bogdanm | 0:9b334a45a8ff | 163 | /** @addtogroup STM32L4xx_HAL_Driver |
bogdanm | 0:9b334a45a8ff | 164 | * @{ |
bogdanm | 0:9b334a45a8ff | 165 | */ |
bogdanm | 0:9b334a45a8ff | 166 | |
bogdanm | 0:9b334a45a8ff | 167 | /** @defgroup TSC TSC |
bogdanm | 0:9b334a45a8ff | 168 | * @brief HAL TSC module driver |
bogdanm | 0:9b334a45a8ff | 169 | * @{ |
bogdanm | 0:9b334a45a8ff | 170 | */ |
bogdanm | 0:9b334a45a8ff | 171 | |
bogdanm | 0:9b334a45a8ff | 172 | #ifdef HAL_TSC_MODULE_ENABLED |
bogdanm | 0:9b334a45a8ff | 173 | |
bogdanm | 0:9b334a45a8ff | 174 | /* Private typedef -----------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 175 | /* Private define ------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 176 | /* Private macro -------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 177 | /* Private variables ---------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 178 | /* Private function prototypes -----------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 179 | static uint32_t TSC_extract_groups(uint32_t iomask); |
bogdanm | 0:9b334a45a8ff | 180 | |
bogdanm | 0:9b334a45a8ff | 181 | /* Exported functions --------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 182 | |
bogdanm | 0:9b334a45a8ff | 183 | /** @defgroup TSC_Exported_Functions Exported Functions |
bogdanm | 0:9b334a45a8ff | 184 | * @{ |
bogdanm | 0:9b334a45a8ff | 185 | */ |
bogdanm | 0:9b334a45a8ff | 186 | |
bogdanm | 0:9b334a45a8ff | 187 | /** @defgroup TSC_Exported_Functions_Group1 Initialization and de-initialization functions |
bogdanm | 0:9b334a45a8ff | 188 | * @brief Initialization and Configuration functions |
bogdanm | 0:9b334a45a8ff | 189 | * |
bogdanm | 0:9b334a45a8ff | 190 | @verbatim |
bogdanm | 0:9b334a45a8ff | 191 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 192 | ##### Initialization and de-initialization functions ##### |
bogdanm | 0:9b334a45a8ff | 193 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 194 | [..] This section provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 195 | (+) Initialize and configure the TSC. |
bogdanm | 0:9b334a45a8ff | 196 | (+) De-initialize the TSC. |
bogdanm | 0:9b334a45a8ff | 197 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 198 | * @{ |
bogdanm | 0:9b334a45a8ff | 199 | */ |
bogdanm | 0:9b334a45a8ff | 200 | |
bogdanm | 0:9b334a45a8ff | 201 | /** |
bogdanm | 0:9b334a45a8ff | 202 | * @brief Initialize the TSC peripheral according to the specified parameters |
bogdanm | 0:9b334a45a8ff | 203 | * in the TSC_InitTypeDef structure and initialize the associated handle. |
bogdanm | 0:9b334a45a8ff | 204 | * @param htsc: TSC handle |
bogdanm | 0:9b334a45a8ff | 205 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 206 | */ |
bogdanm | 0:9b334a45a8ff | 207 | HAL_StatusTypeDef HAL_TSC_Init(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 208 | { |
bogdanm | 0:9b334a45a8ff | 209 | /* Check TSC handle allocation */ |
bogdanm | 0:9b334a45a8ff | 210 | if (htsc == NULL) |
bogdanm | 0:9b334a45a8ff | 211 | { |
bogdanm | 0:9b334a45a8ff | 212 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 213 | } |
bogdanm | 0:9b334a45a8ff | 214 | |
bogdanm | 0:9b334a45a8ff | 215 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 216 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 217 | assert_param(IS_TSC_CTPH(htsc->Init.CTPulseHighLength)); |
bogdanm | 0:9b334a45a8ff | 218 | assert_param(IS_TSC_CTPL(htsc->Init.CTPulseLowLength)); |
bogdanm | 0:9b334a45a8ff | 219 | assert_param(IS_TSC_SS(htsc->Init.SpreadSpectrum)); |
bogdanm | 0:9b334a45a8ff | 220 | assert_param(IS_TSC_SSD(htsc->Init.SpreadSpectrumDeviation)); |
bogdanm | 0:9b334a45a8ff | 221 | assert_param(IS_TSC_SS_PRESC(htsc->Init.SpreadSpectrumPrescaler)); |
bogdanm | 0:9b334a45a8ff | 222 | assert_param(IS_TSC_PG_PRESC(htsc->Init.PulseGeneratorPrescaler)); |
bogdanm | 0:9b334a45a8ff | 223 | assert_param(IS_TSC_MCV(htsc->Init.MaxCountValue)); |
bogdanm | 0:9b334a45a8ff | 224 | assert_param(IS_TSC_IODEF(htsc->Init.IODefaultMode)); |
bogdanm | 0:9b334a45a8ff | 225 | assert_param(IS_TSC_SYNC_POL(htsc->Init.SynchroPinPolarity)); |
bogdanm | 0:9b334a45a8ff | 226 | assert_param(IS_TSC_ACQ_MODE(htsc->Init.AcquisitionMode)); |
bogdanm | 0:9b334a45a8ff | 227 | assert_param(IS_TSC_MCE_IT(htsc->Init.MaxCountInterrupt)); |
bogdanm | 0:9b334a45a8ff | 228 | |
bogdanm | 0:9b334a45a8ff | 229 | if(htsc->State == HAL_TSC_STATE_RESET) |
bogdanm | 0:9b334a45a8ff | 230 | { |
bogdanm | 0:9b334a45a8ff | 231 | /* Allocate lock resource and initialize it */ |
bogdanm | 0:9b334a45a8ff | 232 | htsc->Lock = HAL_UNLOCKED; |
bogdanm | 0:9b334a45a8ff | 233 | } |
bogdanm | 0:9b334a45a8ff | 234 | |
bogdanm | 0:9b334a45a8ff | 235 | /* Initialize the TSC state */ |
bogdanm | 0:9b334a45a8ff | 236 | htsc->State = HAL_TSC_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 237 | |
bogdanm | 0:9b334a45a8ff | 238 | /* Init the low level hardware : GPIO, CLOCK, CORTEX */ |
bogdanm | 0:9b334a45a8ff | 239 | HAL_TSC_MspInit(htsc); |
bogdanm | 0:9b334a45a8ff | 240 | |
bogdanm | 0:9b334a45a8ff | 241 | /*--------------------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 242 | /* Set TSC parameters */ |
bogdanm | 0:9b334a45a8ff | 243 | |
bogdanm | 0:9b334a45a8ff | 244 | /* Enable TSC */ |
bogdanm | 0:9b334a45a8ff | 245 | htsc->Instance->CR = TSC_CR_TSCE; |
bogdanm | 0:9b334a45a8ff | 246 | |
bogdanm | 0:9b334a45a8ff | 247 | /* Set all functions */ |
bogdanm | 0:9b334a45a8ff | 248 | htsc->Instance->CR |= (htsc->Init.CTPulseHighLength | |
bogdanm | 0:9b334a45a8ff | 249 | htsc->Init.CTPulseLowLength | |
bogdanm | 0:9b334a45a8ff | 250 | (uint32_t)(htsc->Init.SpreadSpectrumDeviation << 17) | |
bogdanm | 0:9b334a45a8ff | 251 | htsc->Init.SpreadSpectrumPrescaler | |
bogdanm | 0:9b334a45a8ff | 252 | htsc->Init.PulseGeneratorPrescaler | |
bogdanm | 0:9b334a45a8ff | 253 | htsc->Init.MaxCountValue | |
bogdanm | 0:9b334a45a8ff | 254 | htsc->Init.IODefaultMode | |
bogdanm | 0:9b334a45a8ff | 255 | htsc->Init.SynchroPinPolarity | |
bogdanm | 0:9b334a45a8ff | 256 | htsc->Init.AcquisitionMode); |
bogdanm | 0:9b334a45a8ff | 257 | |
bogdanm | 0:9b334a45a8ff | 258 | /* Spread spectrum */ |
bogdanm | 0:9b334a45a8ff | 259 | if (htsc->Init.SpreadSpectrum == ENABLE) |
bogdanm | 0:9b334a45a8ff | 260 | { |
bogdanm | 0:9b334a45a8ff | 261 | htsc->Instance->CR |= TSC_CR_SSE; |
bogdanm | 0:9b334a45a8ff | 262 | } |
bogdanm | 0:9b334a45a8ff | 263 | |
bogdanm | 0:9b334a45a8ff | 264 | /* Disable Schmitt trigger hysteresis on all used TSC IOs */ |
bogdanm | 0:9b334a45a8ff | 265 | htsc->Instance->IOHCR = (uint32_t)(~(htsc->Init.ChannelIOs | htsc->Init.ShieldIOs | htsc->Init.SamplingIOs)); |
bogdanm | 0:9b334a45a8ff | 266 | |
bogdanm | 0:9b334a45a8ff | 267 | /* Set channel and shield IOs */ |
bogdanm | 0:9b334a45a8ff | 268 | htsc->Instance->IOCCR = (htsc->Init.ChannelIOs | htsc->Init.ShieldIOs); |
bogdanm | 0:9b334a45a8ff | 269 | |
bogdanm | 0:9b334a45a8ff | 270 | /* Set sampling IOs */ |
bogdanm | 0:9b334a45a8ff | 271 | htsc->Instance->IOSCR = htsc->Init.SamplingIOs; |
bogdanm | 0:9b334a45a8ff | 272 | |
bogdanm | 0:9b334a45a8ff | 273 | /* Set the groups to be acquired */ |
bogdanm | 0:9b334a45a8ff | 274 | htsc->Instance->IOGCSR = TSC_extract_groups(htsc->Init.ChannelIOs); |
bogdanm | 0:9b334a45a8ff | 275 | |
bogdanm | 0:9b334a45a8ff | 276 | /* Disable interrupts */ |
bogdanm | 0:9b334a45a8ff | 277 | htsc->Instance->IER &= (uint32_t)(~(TSC_IT_EOA | TSC_IT_MCE)); |
bogdanm | 0:9b334a45a8ff | 278 | |
bogdanm | 0:9b334a45a8ff | 279 | /* Clear flags */ |
bogdanm | 0:9b334a45a8ff | 280 | htsc->Instance->ICR = (TSC_FLAG_EOA | TSC_FLAG_MCE); |
bogdanm | 0:9b334a45a8ff | 281 | |
bogdanm | 0:9b334a45a8ff | 282 | /*--------------------------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 283 | |
bogdanm | 0:9b334a45a8ff | 284 | /* Initialize the TSC state */ |
bogdanm | 0:9b334a45a8ff | 285 | htsc->State = HAL_TSC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 286 | |
bogdanm | 0:9b334a45a8ff | 287 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 288 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 289 | } |
bogdanm | 0:9b334a45a8ff | 290 | |
bogdanm | 0:9b334a45a8ff | 291 | /** |
bogdanm | 0:9b334a45a8ff | 292 | * @brief Deinitialize the TSC peripheral registers to their default reset values. |
bogdanm | 0:9b334a45a8ff | 293 | * @param htsc: TSC handle |
bogdanm | 0:9b334a45a8ff | 294 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 295 | */ |
bogdanm | 0:9b334a45a8ff | 296 | HAL_StatusTypeDef HAL_TSC_DeInit(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 297 | { |
bogdanm | 0:9b334a45a8ff | 298 | /* Check TSC handle allocation */ |
bogdanm | 0:9b334a45a8ff | 299 | if (htsc == NULL) |
bogdanm | 0:9b334a45a8ff | 300 | { |
bogdanm | 0:9b334a45a8ff | 301 | return HAL_ERROR; |
bogdanm | 0:9b334a45a8ff | 302 | } |
bogdanm | 0:9b334a45a8ff | 303 | |
bogdanm | 0:9b334a45a8ff | 304 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 305 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 306 | |
bogdanm | 0:9b334a45a8ff | 307 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 308 | htsc->State = HAL_TSC_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 309 | |
bogdanm | 0:9b334a45a8ff | 310 | /* DeInit the low level hardware */ |
bogdanm | 0:9b334a45a8ff | 311 | HAL_TSC_MspDeInit(htsc); |
bogdanm | 0:9b334a45a8ff | 312 | |
bogdanm | 0:9b334a45a8ff | 313 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 314 | htsc->State = HAL_TSC_STATE_RESET; |
bogdanm | 0:9b334a45a8ff | 315 | |
bogdanm | 0:9b334a45a8ff | 316 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 317 | __HAL_UNLOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 318 | |
bogdanm | 0:9b334a45a8ff | 319 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 320 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 321 | } |
bogdanm | 0:9b334a45a8ff | 322 | |
bogdanm | 0:9b334a45a8ff | 323 | /** |
bogdanm | 0:9b334a45a8ff | 324 | * @brief Initialize the TSC MSP. |
bogdanm | 0:9b334a45a8ff | 325 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 326 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 327 | * @retval None |
bogdanm | 0:9b334a45a8ff | 328 | */ |
bogdanm | 0:9b334a45a8ff | 329 | __weak void HAL_TSC_MspInit(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 330 | { |
bogdanm | 0:9b334a45a8ff | 331 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 332 | the HAL_TSC_MspInit could be implemented in the user file. |
bogdanm | 0:9b334a45a8ff | 333 | */ |
bogdanm | 0:9b334a45a8ff | 334 | } |
bogdanm | 0:9b334a45a8ff | 335 | |
bogdanm | 0:9b334a45a8ff | 336 | /** |
bogdanm | 0:9b334a45a8ff | 337 | * @brief DeInitialize the TSC MSP. |
bogdanm | 0:9b334a45a8ff | 338 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 339 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 340 | * @retval None |
bogdanm | 0:9b334a45a8ff | 341 | */ |
bogdanm | 0:9b334a45a8ff | 342 | __weak void HAL_TSC_MspDeInit(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 343 | { |
bogdanm | 0:9b334a45a8ff | 344 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 345 | the HAL_TSC_MspDeInit could be implemented in the user file. |
bogdanm | 0:9b334a45a8ff | 346 | */ |
bogdanm | 0:9b334a45a8ff | 347 | } |
bogdanm | 0:9b334a45a8ff | 348 | |
bogdanm | 0:9b334a45a8ff | 349 | /** |
bogdanm | 0:9b334a45a8ff | 350 | * @} |
bogdanm | 0:9b334a45a8ff | 351 | */ |
bogdanm | 0:9b334a45a8ff | 352 | |
bogdanm | 0:9b334a45a8ff | 353 | /** @defgroup TSC_Exported_Functions_Group2 Input and Output operation functions |
bogdanm | 0:9b334a45a8ff | 354 | * @brief Input and Output operation functions |
bogdanm | 0:9b334a45a8ff | 355 | * |
bogdanm | 0:9b334a45a8ff | 356 | @verbatim |
bogdanm | 0:9b334a45a8ff | 357 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 358 | ##### IO Operation functions ##### |
bogdanm | 0:9b334a45a8ff | 359 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 360 | [..] This section provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 361 | (+) Start acquisition in polling mode. |
bogdanm | 0:9b334a45a8ff | 362 | (+) Start acquisition in interrupt mode. |
bogdanm | 0:9b334a45a8ff | 363 | (+) Stop conversion in polling mode. |
bogdanm | 0:9b334a45a8ff | 364 | (+) Stop conversion in interrupt mode. |
bogdanm | 0:9b334a45a8ff | 365 | (+) Poll for acquisition completed. |
bogdanm | 0:9b334a45a8ff | 366 | (+) Get group acquisition status. |
bogdanm | 0:9b334a45a8ff | 367 | (+) Get group acquisition value. |
bogdanm | 0:9b334a45a8ff | 368 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 369 | * @{ |
bogdanm | 0:9b334a45a8ff | 370 | */ |
bogdanm | 0:9b334a45a8ff | 371 | |
bogdanm | 0:9b334a45a8ff | 372 | /** |
bogdanm | 0:9b334a45a8ff | 373 | * @brief Start the acquisition. |
bogdanm | 0:9b334a45a8ff | 374 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 375 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 376 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 377 | */ |
bogdanm | 0:9b334a45a8ff | 378 | HAL_StatusTypeDef HAL_TSC_Start(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 379 | { |
bogdanm | 0:9b334a45a8ff | 380 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 381 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 382 | |
bogdanm | 0:9b334a45a8ff | 383 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 384 | __HAL_LOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 385 | |
bogdanm | 0:9b334a45a8ff | 386 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 387 | htsc->State = HAL_TSC_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 388 | |
bogdanm | 0:9b334a45a8ff | 389 | /* Clear interrupts */ |
bogdanm | 0:9b334a45a8ff | 390 | __HAL_TSC_DISABLE_IT(htsc, (TSC_IT_EOA | TSC_IT_MCE)); |
bogdanm | 0:9b334a45a8ff | 391 | |
bogdanm | 0:9b334a45a8ff | 392 | /* Clear flags */ |
bogdanm | 0:9b334a45a8ff | 393 | __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); |
bogdanm | 0:9b334a45a8ff | 394 | |
bogdanm | 0:9b334a45a8ff | 395 | /* Stop discharging the IOs */ |
bogdanm | 0:9b334a45a8ff | 396 | __HAL_TSC_SET_IODEF_INFLOAT(htsc); |
bogdanm | 0:9b334a45a8ff | 397 | |
bogdanm | 0:9b334a45a8ff | 398 | /* Launch the acquisition */ |
bogdanm | 0:9b334a45a8ff | 399 | __HAL_TSC_START_ACQ(htsc); |
bogdanm | 0:9b334a45a8ff | 400 | |
bogdanm | 0:9b334a45a8ff | 401 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 402 | __HAL_UNLOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 403 | |
bogdanm | 0:9b334a45a8ff | 404 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 405 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 406 | } |
bogdanm | 0:9b334a45a8ff | 407 | |
bogdanm | 0:9b334a45a8ff | 408 | /** |
bogdanm | 0:9b334a45a8ff | 409 | * @brief Start the acquisition in interrupt mode. |
bogdanm | 0:9b334a45a8ff | 410 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 411 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 412 | * @retval HAL status. |
bogdanm | 0:9b334a45a8ff | 413 | */ |
bogdanm | 0:9b334a45a8ff | 414 | HAL_StatusTypeDef HAL_TSC_Start_IT(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 415 | { |
bogdanm | 0:9b334a45a8ff | 416 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 417 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 418 | assert_param(IS_TSC_MCE_IT(htsc->Init.MaxCountInterrupt)); |
bogdanm | 0:9b334a45a8ff | 419 | |
bogdanm | 0:9b334a45a8ff | 420 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 421 | __HAL_LOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 422 | |
bogdanm | 0:9b334a45a8ff | 423 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 424 | htsc->State = HAL_TSC_STATE_BUSY; |
bogdanm | 0:9b334a45a8ff | 425 | |
bogdanm | 0:9b334a45a8ff | 426 | /* Enable end of acquisition interrupt */ |
bogdanm | 0:9b334a45a8ff | 427 | __HAL_TSC_ENABLE_IT(htsc, TSC_IT_EOA); |
bogdanm | 0:9b334a45a8ff | 428 | |
bogdanm | 0:9b334a45a8ff | 429 | /* Enable max count error interrupt (optional) */ |
bogdanm | 0:9b334a45a8ff | 430 | if (htsc->Init.MaxCountInterrupt == ENABLE) |
bogdanm | 0:9b334a45a8ff | 431 | { |
bogdanm | 0:9b334a45a8ff | 432 | __HAL_TSC_ENABLE_IT(htsc, TSC_IT_MCE); |
bogdanm | 0:9b334a45a8ff | 433 | } |
bogdanm | 0:9b334a45a8ff | 434 | else |
bogdanm | 0:9b334a45a8ff | 435 | { |
bogdanm | 0:9b334a45a8ff | 436 | __HAL_TSC_DISABLE_IT(htsc, TSC_IT_MCE); |
bogdanm | 0:9b334a45a8ff | 437 | } |
bogdanm | 0:9b334a45a8ff | 438 | |
bogdanm | 0:9b334a45a8ff | 439 | /* Clear flags */ |
bogdanm | 0:9b334a45a8ff | 440 | __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); |
bogdanm | 0:9b334a45a8ff | 441 | |
bogdanm | 0:9b334a45a8ff | 442 | /* Stop discharging the IOs */ |
bogdanm | 0:9b334a45a8ff | 443 | __HAL_TSC_SET_IODEF_INFLOAT(htsc); |
bogdanm | 0:9b334a45a8ff | 444 | |
bogdanm | 0:9b334a45a8ff | 445 | /* Launch the acquisition */ |
bogdanm | 0:9b334a45a8ff | 446 | __HAL_TSC_START_ACQ(htsc); |
bogdanm | 0:9b334a45a8ff | 447 | |
bogdanm | 0:9b334a45a8ff | 448 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 449 | __HAL_UNLOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 450 | |
bogdanm | 0:9b334a45a8ff | 451 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 452 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 453 | } |
bogdanm | 0:9b334a45a8ff | 454 | |
bogdanm | 0:9b334a45a8ff | 455 | /** |
bogdanm | 0:9b334a45a8ff | 456 | * @brief Stop the acquisition previously launched in polling mode. |
bogdanm | 0:9b334a45a8ff | 457 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 458 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 459 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 460 | */ |
bogdanm | 0:9b334a45a8ff | 461 | HAL_StatusTypeDef HAL_TSC_Stop(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 462 | { |
bogdanm | 0:9b334a45a8ff | 463 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 464 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 465 | |
bogdanm | 0:9b334a45a8ff | 466 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 467 | __HAL_LOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 468 | |
bogdanm | 0:9b334a45a8ff | 469 | /* Stop the acquisition */ |
bogdanm | 0:9b334a45a8ff | 470 | __HAL_TSC_STOP_ACQ(htsc); |
bogdanm | 0:9b334a45a8ff | 471 | |
bogdanm | 0:9b334a45a8ff | 472 | /* Clear flags */ |
bogdanm | 0:9b334a45a8ff | 473 | __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); |
bogdanm | 0:9b334a45a8ff | 474 | |
bogdanm | 0:9b334a45a8ff | 475 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 476 | htsc->State = HAL_TSC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 477 | |
bogdanm | 0:9b334a45a8ff | 478 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 479 | __HAL_UNLOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 480 | |
bogdanm | 0:9b334a45a8ff | 481 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 482 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 483 | } |
bogdanm | 0:9b334a45a8ff | 484 | |
bogdanm | 0:9b334a45a8ff | 485 | /** |
bogdanm | 0:9b334a45a8ff | 486 | * @brief Stop the acquisition previously launched in interrupt mode. |
bogdanm | 0:9b334a45a8ff | 487 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 488 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 489 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 490 | */ |
bogdanm | 0:9b334a45a8ff | 491 | HAL_StatusTypeDef HAL_TSC_Stop_IT(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 492 | { |
bogdanm | 0:9b334a45a8ff | 493 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 494 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 495 | |
bogdanm | 0:9b334a45a8ff | 496 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 497 | __HAL_LOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 498 | |
bogdanm | 0:9b334a45a8ff | 499 | /* Stop the acquisition */ |
bogdanm | 0:9b334a45a8ff | 500 | __HAL_TSC_STOP_ACQ(htsc); |
bogdanm | 0:9b334a45a8ff | 501 | |
bogdanm | 0:9b334a45a8ff | 502 | /* Disable interrupts */ |
bogdanm | 0:9b334a45a8ff | 503 | __HAL_TSC_DISABLE_IT(htsc, (TSC_IT_EOA | TSC_IT_MCE)); |
bogdanm | 0:9b334a45a8ff | 504 | |
bogdanm | 0:9b334a45a8ff | 505 | /* Clear flags */ |
bogdanm | 0:9b334a45a8ff | 506 | __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); |
bogdanm | 0:9b334a45a8ff | 507 | |
bogdanm | 0:9b334a45a8ff | 508 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 509 | htsc->State = HAL_TSC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 510 | |
bogdanm | 0:9b334a45a8ff | 511 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 512 | __HAL_UNLOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 513 | |
bogdanm | 0:9b334a45a8ff | 514 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 515 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 516 | } |
bogdanm | 0:9b334a45a8ff | 517 | |
bogdanm | 0:9b334a45a8ff | 518 | /** |
bogdanm | 0:9b334a45a8ff | 519 | * @brief Start acquisition and wait until completion. |
bogdanm | 0:9b334a45a8ff | 520 | * @note There is no need of a timeout parameter as the max count error is already |
bogdanm | 0:9b334a45a8ff | 521 | * managed by the TSC peripheral. |
bogdanm | 0:9b334a45a8ff | 522 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 523 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 524 | * @retval HAL state |
bogdanm | 0:9b334a45a8ff | 525 | */ |
bogdanm | 0:9b334a45a8ff | 526 | HAL_StatusTypeDef HAL_TSC_PollForAcquisition(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 527 | { |
bogdanm | 0:9b334a45a8ff | 528 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 529 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 530 | |
bogdanm | 0:9b334a45a8ff | 531 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 532 | __HAL_LOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 533 | |
bogdanm | 0:9b334a45a8ff | 534 | /* Check end of acquisition */ |
bogdanm | 0:9b334a45a8ff | 535 | while (HAL_TSC_GetState(htsc) == HAL_TSC_STATE_BUSY) |
bogdanm | 0:9b334a45a8ff | 536 | { |
bogdanm | 0:9b334a45a8ff | 537 | /* The timeout (max count error) is managed by the TSC peripheral itself. */ |
bogdanm | 0:9b334a45a8ff | 538 | } |
bogdanm | 0:9b334a45a8ff | 539 | |
bogdanm | 0:9b334a45a8ff | 540 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 541 | __HAL_UNLOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 542 | |
bogdanm | 0:9b334a45a8ff | 543 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 544 | } |
bogdanm | 0:9b334a45a8ff | 545 | |
bogdanm | 0:9b334a45a8ff | 546 | /** |
bogdanm | 0:9b334a45a8ff | 547 | * @brief Get the acquisition status for a group. |
bogdanm | 0:9b334a45a8ff | 548 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 549 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 550 | * @param gx_index: Index of the group |
bogdanm | 0:9b334a45a8ff | 551 | * @retval Group status |
bogdanm | 0:9b334a45a8ff | 552 | */ |
bogdanm | 0:9b334a45a8ff | 553 | TSC_GroupStatusTypeDef HAL_TSC_GroupGetStatus(TSC_HandleTypeDef* htsc, uint32_t gx_index) |
bogdanm | 0:9b334a45a8ff | 554 | { |
bogdanm | 0:9b334a45a8ff | 555 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 556 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 557 | assert_param(IS_TSC_GROUP_INDEX(gx_index)); |
bogdanm | 0:9b334a45a8ff | 558 | |
bogdanm | 0:9b334a45a8ff | 559 | /* Return the group status */ |
bogdanm | 0:9b334a45a8ff | 560 | return(__HAL_TSC_GET_GROUP_STATUS(htsc, gx_index)); |
bogdanm | 0:9b334a45a8ff | 561 | } |
bogdanm | 0:9b334a45a8ff | 562 | |
bogdanm | 0:9b334a45a8ff | 563 | /** |
bogdanm | 0:9b334a45a8ff | 564 | * @brief Get the acquisition measure for a group. |
bogdanm | 0:9b334a45a8ff | 565 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 566 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 567 | * @param gx_index: Index of the group |
bogdanm | 0:9b334a45a8ff | 568 | * @retval Acquisition measure |
bogdanm | 0:9b334a45a8ff | 569 | */ |
bogdanm | 0:9b334a45a8ff | 570 | uint32_t HAL_TSC_GroupGetValue(TSC_HandleTypeDef* htsc, uint32_t gx_index) |
bogdanm | 0:9b334a45a8ff | 571 | { |
bogdanm | 0:9b334a45a8ff | 572 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 573 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 574 | assert_param(IS_TSC_GROUP_INDEX(gx_index)); |
bogdanm | 0:9b334a45a8ff | 575 | |
bogdanm | 0:9b334a45a8ff | 576 | /* Return the group acquisition counter */ |
bogdanm | 0:9b334a45a8ff | 577 | return htsc->Instance->IOGXCR[gx_index]; |
bogdanm | 0:9b334a45a8ff | 578 | } |
bogdanm | 0:9b334a45a8ff | 579 | |
bogdanm | 0:9b334a45a8ff | 580 | /** |
bogdanm | 0:9b334a45a8ff | 581 | * @} |
bogdanm | 0:9b334a45a8ff | 582 | */ |
bogdanm | 0:9b334a45a8ff | 583 | |
bogdanm | 0:9b334a45a8ff | 584 | /** @defgroup TSC_Exported_Functions_Group3 Peripheral Control functions |
bogdanm | 0:9b334a45a8ff | 585 | * @brief Peripheral Control functions |
bogdanm | 0:9b334a45a8ff | 586 | * |
bogdanm | 0:9b334a45a8ff | 587 | @verbatim |
bogdanm | 0:9b334a45a8ff | 588 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 589 | ##### Peripheral Control functions ##### |
bogdanm | 0:9b334a45a8ff | 590 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 591 | [..] This section provides functions allowing to: |
bogdanm | 0:9b334a45a8ff | 592 | (+) Configure TSC IOs |
bogdanm | 0:9b334a45a8ff | 593 | (+) Discharge TSC IOs |
bogdanm | 0:9b334a45a8ff | 594 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 595 | * @{ |
bogdanm | 0:9b334a45a8ff | 596 | */ |
bogdanm | 0:9b334a45a8ff | 597 | |
bogdanm | 0:9b334a45a8ff | 598 | /** |
bogdanm | 0:9b334a45a8ff | 599 | * @brief Configure TSC IOs. |
bogdanm | 0:9b334a45a8ff | 600 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 601 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 602 | * @param config: pointer to the configuration structure. |
bogdanm | 0:9b334a45a8ff | 603 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 604 | */ |
bogdanm | 0:9b334a45a8ff | 605 | HAL_StatusTypeDef HAL_TSC_IOConfig(TSC_HandleTypeDef* htsc, TSC_IOConfigTypeDef* config) |
bogdanm | 0:9b334a45a8ff | 606 | { |
bogdanm | 0:9b334a45a8ff | 607 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 608 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 609 | |
bogdanm | 0:9b334a45a8ff | 610 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 611 | __HAL_LOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 612 | |
bogdanm | 0:9b334a45a8ff | 613 | /* Stop acquisition */ |
bogdanm | 0:9b334a45a8ff | 614 | __HAL_TSC_STOP_ACQ(htsc); |
bogdanm | 0:9b334a45a8ff | 615 | |
bogdanm | 0:9b334a45a8ff | 616 | /* Disable Schmitt trigger hysteresis on all used TSC IOs */ |
bogdanm | 0:9b334a45a8ff | 617 | htsc->Instance->IOHCR = (uint32_t)(~(config->ChannelIOs | config->ShieldIOs | config->SamplingIOs)); |
bogdanm | 0:9b334a45a8ff | 618 | |
bogdanm | 0:9b334a45a8ff | 619 | /* Set channel and shield IOs */ |
bogdanm | 0:9b334a45a8ff | 620 | htsc->Instance->IOCCR = (config->ChannelIOs | config->ShieldIOs); |
bogdanm | 0:9b334a45a8ff | 621 | |
bogdanm | 0:9b334a45a8ff | 622 | /* Set sampling IOs */ |
bogdanm | 0:9b334a45a8ff | 623 | htsc->Instance->IOSCR = config->SamplingIOs; |
bogdanm | 0:9b334a45a8ff | 624 | |
bogdanm | 0:9b334a45a8ff | 625 | /* Set groups to be acquired */ |
bogdanm | 0:9b334a45a8ff | 626 | htsc->Instance->IOGCSR = TSC_extract_groups(config->ChannelIOs); |
bogdanm | 0:9b334a45a8ff | 627 | |
bogdanm | 0:9b334a45a8ff | 628 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 629 | __HAL_UNLOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 630 | |
bogdanm | 0:9b334a45a8ff | 631 | /* Return function status */ |
bogdanm | 0:9b334a45a8ff | 632 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 633 | } |
bogdanm | 0:9b334a45a8ff | 634 | |
bogdanm | 0:9b334a45a8ff | 635 | /** |
bogdanm | 0:9b334a45a8ff | 636 | * @brief Discharge TSC IOs. |
bogdanm | 0:9b334a45a8ff | 637 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 638 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 639 | * @param choice: enable or disable |
bogdanm | 0:9b334a45a8ff | 640 | * @retval HAL status |
bogdanm | 0:9b334a45a8ff | 641 | */ |
bogdanm | 0:9b334a45a8ff | 642 | HAL_StatusTypeDef HAL_TSC_IODischarge(TSC_HandleTypeDef* htsc, uint32_t choice) |
bogdanm | 0:9b334a45a8ff | 643 | { |
bogdanm | 0:9b334a45a8ff | 644 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 645 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 646 | |
bogdanm | 0:9b334a45a8ff | 647 | /* Process locked */ |
bogdanm | 0:9b334a45a8ff | 648 | __HAL_LOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 649 | |
bogdanm | 0:9b334a45a8ff | 650 | if (choice == ENABLE) |
bogdanm | 0:9b334a45a8ff | 651 | { |
bogdanm | 0:9b334a45a8ff | 652 | __HAL_TSC_SET_IODEF_OUTPPLOW(htsc); |
bogdanm | 0:9b334a45a8ff | 653 | } |
bogdanm | 0:9b334a45a8ff | 654 | else |
bogdanm | 0:9b334a45a8ff | 655 | { |
bogdanm | 0:9b334a45a8ff | 656 | __HAL_TSC_SET_IODEF_INFLOAT(htsc); |
bogdanm | 0:9b334a45a8ff | 657 | } |
bogdanm | 0:9b334a45a8ff | 658 | |
bogdanm | 0:9b334a45a8ff | 659 | /* Process unlocked */ |
bogdanm | 0:9b334a45a8ff | 660 | __HAL_UNLOCK(htsc); |
bogdanm | 0:9b334a45a8ff | 661 | |
bogdanm | 0:9b334a45a8ff | 662 | /* Return the group acquisition counter */ |
bogdanm | 0:9b334a45a8ff | 663 | return HAL_OK; |
bogdanm | 0:9b334a45a8ff | 664 | } |
bogdanm | 0:9b334a45a8ff | 665 | |
bogdanm | 0:9b334a45a8ff | 666 | /** |
bogdanm | 0:9b334a45a8ff | 667 | * @} |
bogdanm | 0:9b334a45a8ff | 668 | */ |
bogdanm | 0:9b334a45a8ff | 669 | |
bogdanm | 0:9b334a45a8ff | 670 | /** @defgroup TSC_Exported_Functions_Group4 Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 671 | * @brief Peripheral State and Errors functions |
bogdanm | 0:9b334a45a8ff | 672 | * |
bogdanm | 0:9b334a45a8ff | 673 | @verbatim |
bogdanm | 0:9b334a45a8ff | 674 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 675 | ##### State and Errors functions ##### |
bogdanm | 0:9b334a45a8ff | 676 | =============================================================================== |
bogdanm | 0:9b334a45a8ff | 677 | [..] |
bogdanm | 0:9b334a45a8ff | 678 | This subsection provides functions allowing to |
bogdanm | 0:9b334a45a8ff | 679 | (+) Get TSC state. |
bogdanm | 0:9b334a45a8ff | 680 | |
bogdanm | 0:9b334a45a8ff | 681 | @endverbatim |
bogdanm | 0:9b334a45a8ff | 682 | * @{ |
bogdanm | 0:9b334a45a8ff | 683 | */ |
bogdanm | 0:9b334a45a8ff | 684 | |
bogdanm | 0:9b334a45a8ff | 685 | /** |
bogdanm | 0:9b334a45a8ff | 686 | * @brief Return the TSC handle state. |
bogdanm | 0:9b334a45a8ff | 687 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 688 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 689 | * @retval HAL state |
bogdanm | 0:9b334a45a8ff | 690 | */ |
bogdanm | 0:9b334a45a8ff | 691 | HAL_TSC_StateTypeDef HAL_TSC_GetState(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 692 | { |
bogdanm | 0:9b334a45a8ff | 693 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 694 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 695 | |
bogdanm | 0:9b334a45a8ff | 696 | if (htsc->State == HAL_TSC_STATE_BUSY) |
bogdanm | 0:9b334a45a8ff | 697 | { |
bogdanm | 0:9b334a45a8ff | 698 | /* Check end of acquisition flag */ |
bogdanm | 0:9b334a45a8ff | 699 | if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_EOA) != RESET) |
bogdanm | 0:9b334a45a8ff | 700 | { |
bogdanm | 0:9b334a45a8ff | 701 | /* Check max count error flag */ |
bogdanm | 0:9b334a45a8ff | 702 | if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_MCE) != RESET) |
bogdanm | 0:9b334a45a8ff | 703 | { |
bogdanm | 0:9b334a45a8ff | 704 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 705 | htsc->State = HAL_TSC_STATE_ERROR; |
bogdanm | 0:9b334a45a8ff | 706 | } |
bogdanm | 0:9b334a45a8ff | 707 | else |
bogdanm | 0:9b334a45a8ff | 708 | { |
bogdanm | 0:9b334a45a8ff | 709 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 710 | htsc->State = HAL_TSC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 711 | } |
bogdanm | 0:9b334a45a8ff | 712 | } |
bogdanm | 0:9b334a45a8ff | 713 | } |
bogdanm | 0:9b334a45a8ff | 714 | |
bogdanm | 0:9b334a45a8ff | 715 | /* Return TSC state */ |
bogdanm | 0:9b334a45a8ff | 716 | return htsc->State; |
bogdanm | 0:9b334a45a8ff | 717 | } |
bogdanm | 0:9b334a45a8ff | 718 | |
bogdanm | 0:9b334a45a8ff | 719 | /** |
bogdanm | 0:9b334a45a8ff | 720 | * @} |
bogdanm | 0:9b334a45a8ff | 721 | */ |
bogdanm | 0:9b334a45a8ff | 722 | |
bogdanm | 0:9b334a45a8ff | 723 | /** @defgroup TSC_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks |
bogdanm | 0:9b334a45a8ff | 724 | * @{ |
bogdanm | 0:9b334a45a8ff | 725 | */ |
bogdanm | 0:9b334a45a8ff | 726 | |
bogdanm | 0:9b334a45a8ff | 727 | /** |
bogdanm | 0:9b334a45a8ff | 728 | * @brief Handle TSC interrupt request. |
bogdanm | 0:9b334a45a8ff | 729 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 730 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 731 | * @retval None |
bogdanm | 0:9b334a45a8ff | 732 | */ |
bogdanm | 0:9b334a45a8ff | 733 | void HAL_TSC_IRQHandler(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 734 | { |
bogdanm | 0:9b334a45a8ff | 735 | /* Check the parameters */ |
bogdanm | 0:9b334a45a8ff | 736 | assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); |
bogdanm | 0:9b334a45a8ff | 737 | |
bogdanm | 0:9b334a45a8ff | 738 | /* Check if the end of acquisition occurred */ |
bogdanm | 0:9b334a45a8ff | 739 | if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_EOA) != RESET) |
bogdanm | 0:9b334a45a8ff | 740 | { |
bogdanm | 0:9b334a45a8ff | 741 | /* Clear EOA flag */ |
bogdanm | 0:9b334a45a8ff | 742 | __HAL_TSC_CLEAR_FLAG(htsc, TSC_FLAG_EOA); |
bogdanm | 0:9b334a45a8ff | 743 | } |
bogdanm | 0:9b334a45a8ff | 744 | |
bogdanm | 0:9b334a45a8ff | 745 | /* Check if max count error occurred */ |
bogdanm | 0:9b334a45a8ff | 746 | if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_MCE) != RESET) |
bogdanm | 0:9b334a45a8ff | 747 | { |
bogdanm | 0:9b334a45a8ff | 748 | /* Clear MCE flag */ |
bogdanm | 0:9b334a45a8ff | 749 | __HAL_TSC_CLEAR_FLAG(htsc, TSC_FLAG_MCE); |
bogdanm | 0:9b334a45a8ff | 750 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 751 | htsc->State = HAL_TSC_STATE_ERROR; |
bogdanm | 0:9b334a45a8ff | 752 | /* Conversion completed callback */ |
bogdanm | 0:9b334a45a8ff | 753 | HAL_TSC_ErrorCallback(htsc); |
bogdanm | 0:9b334a45a8ff | 754 | } |
bogdanm | 0:9b334a45a8ff | 755 | else |
bogdanm | 0:9b334a45a8ff | 756 | { |
bogdanm | 0:9b334a45a8ff | 757 | /* Change TSC state */ |
bogdanm | 0:9b334a45a8ff | 758 | htsc->State = HAL_TSC_STATE_READY; |
bogdanm | 0:9b334a45a8ff | 759 | /* Conversion completed callback */ |
bogdanm | 0:9b334a45a8ff | 760 | HAL_TSC_ConvCpltCallback(htsc); |
bogdanm | 0:9b334a45a8ff | 761 | } |
bogdanm | 0:9b334a45a8ff | 762 | } |
bogdanm | 0:9b334a45a8ff | 763 | |
bogdanm | 0:9b334a45a8ff | 764 | /** |
bogdanm | 0:9b334a45a8ff | 765 | * @brief Acquisition completed callback in non-blocking mode. |
bogdanm | 0:9b334a45a8ff | 766 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 767 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 768 | * @retval None |
bogdanm | 0:9b334a45a8ff | 769 | */ |
bogdanm | 0:9b334a45a8ff | 770 | __weak void HAL_TSC_ConvCpltCallback(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 771 | { |
bogdanm | 0:9b334a45a8ff | 772 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 773 | the HAL_TSC_ConvCpltCallback could be implemented in the user file. |
bogdanm | 0:9b334a45a8ff | 774 | */ |
bogdanm | 0:9b334a45a8ff | 775 | } |
bogdanm | 0:9b334a45a8ff | 776 | |
bogdanm | 0:9b334a45a8ff | 777 | /** |
bogdanm | 0:9b334a45a8ff | 778 | * @brief Error callback in non-blocking mode. |
bogdanm | 0:9b334a45a8ff | 779 | * @param htsc: pointer to a TSC_HandleTypeDef structure that contains |
bogdanm | 0:9b334a45a8ff | 780 | * the configuration information for the specified TSC. |
bogdanm | 0:9b334a45a8ff | 781 | * @retval None |
bogdanm | 0:9b334a45a8ff | 782 | */ |
bogdanm | 0:9b334a45a8ff | 783 | __weak void HAL_TSC_ErrorCallback(TSC_HandleTypeDef* htsc) |
bogdanm | 0:9b334a45a8ff | 784 | { |
bogdanm | 0:9b334a45a8ff | 785 | /* NOTE : This function should not be modified, when the callback is needed, |
bogdanm | 0:9b334a45a8ff | 786 | the HAL_TSC_ErrorCallback could be implemented in the user file. |
bogdanm | 0:9b334a45a8ff | 787 | */ |
bogdanm | 0:9b334a45a8ff | 788 | } |
bogdanm | 0:9b334a45a8ff | 789 | |
bogdanm | 0:9b334a45a8ff | 790 | /** |
bogdanm | 0:9b334a45a8ff | 791 | * @} |
bogdanm | 0:9b334a45a8ff | 792 | */ |
bogdanm | 0:9b334a45a8ff | 793 | |
bogdanm | 0:9b334a45a8ff | 794 | /** |
bogdanm | 0:9b334a45a8ff | 795 | * @} |
bogdanm | 0:9b334a45a8ff | 796 | */ |
bogdanm | 0:9b334a45a8ff | 797 | |
bogdanm | 0:9b334a45a8ff | 798 | /* Private functions ---------------------------------------------------------*/ |
bogdanm | 0:9b334a45a8ff | 799 | /** @defgroup TSC_Private_Functions Private Functions |
bogdanm | 0:9b334a45a8ff | 800 | * @{ |
bogdanm | 0:9b334a45a8ff | 801 | */ |
bogdanm | 0:9b334a45a8ff | 802 | |
bogdanm | 0:9b334a45a8ff | 803 | /** |
bogdanm | 0:9b334a45a8ff | 804 | * @brief Utility function used to set the acquired groups mask. |
bogdanm | 0:9b334a45a8ff | 805 | * @param iomask: Channels IOs mask |
bogdanm | 0:9b334a45a8ff | 806 | * @retval Acquired groups mask |
bogdanm | 0:9b334a45a8ff | 807 | */ |
bogdanm | 0:9b334a45a8ff | 808 | static uint32_t TSC_extract_groups(uint32_t iomask) |
bogdanm | 0:9b334a45a8ff | 809 | { |
bogdanm | 0:9b334a45a8ff | 810 | uint32_t groups = 0; |
bogdanm | 0:9b334a45a8ff | 811 | uint32_t idx; |
bogdanm | 0:9b334a45a8ff | 812 | |
bogdanm | 0:9b334a45a8ff | 813 | for (idx = 0; idx < TSC_NB_OF_GROUPS; idx++) |
bogdanm | 0:9b334a45a8ff | 814 | { |
bogdanm | 0:9b334a45a8ff | 815 | if ((iomask & ((uint32_t)0x0F << (idx * 4))) != RESET) |
bogdanm | 0:9b334a45a8ff | 816 | { |
bogdanm | 0:9b334a45a8ff | 817 | groups |= ((uint32_t)1 << idx); |
bogdanm | 0:9b334a45a8ff | 818 | } |
bogdanm | 0:9b334a45a8ff | 819 | } |
bogdanm | 0:9b334a45a8ff | 820 | |
bogdanm | 0:9b334a45a8ff | 821 | return groups; |
bogdanm | 0:9b334a45a8ff | 822 | } |
bogdanm | 0:9b334a45a8ff | 823 | |
bogdanm | 0:9b334a45a8ff | 824 | /** |
bogdanm | 0:9b334a45a8ff | 825 | * @} |
bogdanm | 0:9b334a45a8ff | 826 | */ |
bogdanm | 0:9b334a45a8ff | 827 | |
bogdanm | 0:9b334a45a8ff | 828 | #endif /* HAL_TSC_MODULE_ENABLED */ |
bogdanm | 0:9b334a45a8ff | 829 | |
bogdanm | 0:9b334a45a8ff | 830 | /** |
bogdanm | 0:9b334a45a8ff | 831 | * @} |
bogdanm | 0:9b334a45a8ff | 832 | */ |
bogdanm | 0:9b334a45a8ff | 833 | |
bogdanm | 0:9b334a45a8ff | 834 | /** |
bogdanm | 0:9b334a45a8ff | 835 | * @} |
bogdanm | 0:9b334a45a8ff | 836 | */ |
bogdanm | 0:9b334a45a8ff | 837 | |
bogdanm | 0:9b334a45a8ff | 838 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |