From d8b6d18d2fefee381eb6a26334a13e94126b6d8e Mon Sep 17 00:00:00 2001 From: jaseg Date: Mon, 21 Dec 2020 16:22:11 +0100 Subject: Remove obsolete template code from fw --- .../STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_tsc.c | 1078 -------------------- 1 file changed, 1078 deletions(-) delete mode 100644 fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_tsc.c (limited to 'fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_tsc.c') diff --git a/fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_tsc.c b/fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_tsc.c deleted file mode 100644 index f4ee5cf..0000000 --- a/fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_tsc.c +++ /dev/null @@ -1,1078 +0,0 @@ -/** - ****************************************************************************** - * @file stm32f0xx_hal_tsc.c - * @author MCD Application Team - * @brief This file provides firmware functions to manage the following - * functionalities of the Touch Sensing Controller (TSC) peripheral: - * + Initialization and De-initialization - * + Channel IOs, Shield IOs and Sampling IOs configuration - * + Start and Stop an acquisition - * + Read acquisition result - * + Interrupts and flags management - * - @verbatim -================================================================================ - ##### TSC specific features ##### -================================================================================ - [..] - (#) Proven and robust surface charge transfer acquisition principle - - (#) Supports up to 3 capacitive sensing channels per group - - (#) Capacitive sensing channels can be acquired in parallel offering a very good - response time - - (#) Spread spectrum feature to improve system robustness in noisy environments - - (#) Full hardware management of the charge transfer acquisition sequence - - (#) Programmable charge transfer frequency - - (#) Programmable sampling capacitor I/O pin - - (#) Programmable channel I/O pin - - (#) Programmable max count value to avoid long acquisition when a channel is faulty - - (#) Dedicated end of acquisition and max count error flags with interrupt capability - - (#) One sampling capacitor for up to 3 capacitive sensing channels to reduce the system - components - - (#) Compatible with proximity, touchkey, linear and rotary touch sensor implementation - - ##### How to use this driver ##### -================================================================================ - [..] - (#) Enable the TSC interface clock using __HAL_RCC_TSC_CLK_ENABLE() macro. - - (#) GPIO pins configuration - (++) Enable the clock for the TSC GPIOs using __HAL_RCC_GPIOx_CLK_ENABLE() macro. - (++) Configure the TSC pins used as sampling IOs in alternate function output Open-Drain mode, - and TSC pins used as channel/shield IOs in alternate function output Push-Pull mode - using HAL_GPIO_Init() function. - - (#) Interrupts configuration - (++) Configure the NVIC (if the interrupt model is used) using HAL_NVIC_SetPriority() - and HAL_NVIC_EnableIRQ() and function. - - (#) TSC configuration - (++) Configure all TSC parameters and used TSC IOs using HAL_TSC_Init() function. - - [..] TSC peripheral alternate functions are mapped on AF9. - - *** Acquisition sequence *** - =================================== - [..] - (+) Discharge all IOs using HAL_TSC_IODischarge() function. - (+) Wait a certain time allowing a good discharge of all capacitors. This delay depends - of the sampling capacitor and electrodes design. - (+) Select the channel IOs to be acquired using HAL_TSC_IOConfig() function. - (+) Launch the acquisition using either HAL_TSC_Start() or HAL_TSC_Start_IT() function. - If the synchronized mode is selected, the acquisition will start as soon as the signal - is received on the synchro pin. - (+) Wait the end of acquisition using either HAL_TSC_PollForAcquisition() or - HAL_TSC_GetState() function or using WFI instruction for example. - (+) Check the group acquisition status using HAL_TSC_GroupGetStatus() function. - (+) Read the acquisition value using HAL_TSC_GroupGetValue() function. - - *** Callback registration *** - ============================================= - - [..] - The compilation flag USE_HAL_TSC_REGISTER_CALLBACKS when set to 1 - allows the user to configure dynamically the driver callbacks. - Use Functions @ref HAL_TSC_RegisterCallback() to register an interrupt callback. - - [..] - Function @ref HAL_TSC_RegisterCallback() allows to register following callbacks: - (+) ConvCpltCallback : callback for conversion complete process. - (+) ErrorCallback : callback for error detection. - (+) MspInitCallback : callback for Msp Init. - (+) MspDeInitCallback : callback for Msp DeInit. - [..] - This function takes as parameters the HAL peripheral handle, the Callback ID - and a pointer to the user callback function. - - [..] - Use function @ref HAL_TSC_UnRegisterCallback to reset a callback to the default - weak function. - @ref HAL_TSC_UnRegisterCallback takes as parameters the HAL peripheral handle, - and the Callback ID. - [..] - This function allows to reset following callbacks: - (+) ConvCpltCallback : callback for conversion complete process. - (+) ErrorCallback : callback for error detection. - (+) MspInitCallback : callback for Msp Init. - (+) MspDeInitCallback : callback for Msp DeInit. - - [..] - By default, after the @ref HAL_TSC_Init() and when the state is @ref HAL_TSC_STATE_RESET - all callbacks are set to the corresponding weak functions: - examples @ref HAL_TSC_ConvCpltCallback(), @ref HAL_TSC_ErrorCallback(). - Exception done for MspInit and MspDeInit functions that are - reset to the legacy weak functions in the @ref HAL_TSC_Init()/ @ref HAL_TSC_DeInit() only when - these callbacks are null (not registered beforehand). - If MspInit or MspDeInit are not null, the @ref HAL_TSC_Init()/ @ref HAL_TSC_DeInit() - keep and use the user MspInit/MspDeInit callbacks (registered beforehand) whatever the state. - - [..] - Callbacks can be registered/unregistered in @ref HAL_TSC_STATE_READY state only. - Exception done MspInit/MspDeInit functions that can be registered/unregistered - in @ref HAL_TSC_STATE_READY or @ref HAL_TSC_STATE_RESET state, - thus registered (user) MspInit/DeInit callbacks can be used during the Init/DeInit. - Then, the user first registers the MspInit/MspDeInit user callbacks - using @ref HAL_TSC_RegisterCallback() before calling @ref HAL_TSC_DeInit() - or @ref HAL_TSC_Init() function. - - [..] - When the compilation flag USE_HAL_TSC_REGISTER_CALLBACKS is set to 0 or - not defined, the callback registration feature is not available and all callbacks - are set to the corresponding weak functions. - - @endverbatim - ****************************************************************************** - ****************************************************************************** - * @attention - * - *

© Copyright (c) 2016 STMicroelectronics. - * All rights reserved.

- * - * This software component is licensed by ST under BSD 3-Clause license, - * the "License"; You may not use this file except in compliance with the - * License. You may obtain a copy of the License at: - * opensource.org/licenses/BSD-3-Clause - * - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f0xx_hal.h" - -#if defined(TSC) -/** @addtogroup STM32F0xx_HAL_Driver - * @{ - */ - -/** @defgroup TSC TSC - * @brief HAL TSC module driver - * @{ - */ - -#ifdef HAL_TSC_MODULE_ENABLED - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -/* Private function prototypes -----------------------------------------------*/ -static uint32_t TSC_extract_groups(uint32_t iomask); - -/* Exported functions --------------------------------------------------------*/ - -/** @defgroup TSC_Exported_Functions TSC Exported Functions - * @{ - */ - -/** @defgroup TSC_Exported_Functions_Group1 Initialization and de-initialization functions - * @brief Initialization and Configuration functions - * -@verbatim - =============================================================================== - ##### Initialization and de-initialization functions ##### - =============================================================================== - [..] This section provides functions allowing to: - (+) Initialize and configure the TSC. - (+) De-initialize the TSC. -@endverbatim - * @{ - */ - -/** - * @brief Initialize the TSC peripheral according to the specified parameters - * in the TSC_InitTypeDef structure and initialize the associated handle. - * @param htsc TSC handle - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_Init(TSC_HandleTypeDef *htsc) -{ - /* Check TSC handle allocation */ - if (htsc == NULL) - { - return HAL_ERROR; - } - - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - assert_param(IS_TSC_CTPH(htsc->Init.CTPulseHighLength)); - assert_param(IS_TSC_CTPL(htsc->Init.CTPulseLowLength)); - assert_param(IS_TSC_SS(htsc->Init.SpreadSpectrum)); - assert_param(IS_TSC_SSD(htsc->Init.SpreadSpectrumDeviation)); - assert_param(IS_TSC_SS_PRESC(htsc->Init.SpreadSpectrumPrescaler)); - assert_param(IS_TSC_PG_PRESC(htsc->Init.PulseGeneratorPrescaler)); - assert_param(IS_TSC_MCV(htsc->Init.MaxCountValue)); - assert_param(IS_TSC_IODEF(htsc->Init.IODefaultMode)); - assert_param(IS_TSC_SYNC_POL(htsc->Init.SynchroPinPolarity)); - assert_param(IS_TSC_ACQ_MODE(htsc->Init.AcquisitionMode)); - assert_param(IS_TSC_MCE_IT(htsc->Init.MaxCountInterrupt)); - assert_param(IS_TSC_GROUP(htsc->Init.ChannelIOs)); - assert_param(IS_TSC_GROUP(htsc->Init.ShieldIOs)); - assert_param(IS_TSC_GROUP(htsc->Init.SamplingIOs)); - - if (htsc->State == HAL_TSC_STATE_RESET) - { - /* Allocate lock resource and initialize it */ - htsc->Lock = HAL_UNLOCKED; - -#if (USE_HAL_TSC_REGISTER_CALLBACKS == 1) - /* Init the TSC Callback settings */ - htsc->ConvCpltCallback = HAL_TSC_ConvCpltCallback; /* Legacy weak ConvCpltCallback */ - htsc->ErrorCallback = HAL_TSC_ErrorCallback; /* Legacy weak ErrorCallback */ - - if (htsc->MspInitCallback == NULL) - { - htsc->MspInitCallback = HAL_TSC_MspInit; /* Legacy weak MspInit */ - } - - /* Init the low level hardware : GPIO, CLOCK, CORTEX...etc */ - htsc->MspInitCallback(htsc); -#else - /* Init the low level hardware : GPIO, CLOCK, CORTEX */ - HAL_TSC_MspInit(htsc); -#endif /* USE_HAL_TSC_REGISTER_CALLBACKS */ - } - - /* Initialize the TSC state */ - htsc->State = HAL_TSC_STATE_BUSY; - - /*--------------------------------------------------------------------------*/ - /* Set TSC parameters */ - - /* Enable TSC */ - htsc->Instance->CR = TSC_CR_TSCE; - - /* Set all functions */ - htsc->Instance->CR |= (htsc->Init.CTPulseHighLength | - htsc->Init.CTPulseLowLength | - (htsc->Init.SpreadSpectrumDeviation << TSC_CR_SSD_Pos) | - htsc->Init.SpreadSpectrumPrescaler | - htsc->Init.PulseGeneratorPrescaler | - htsc->Init.MaxCountValue | - htsc->Init.SynchroPinPolarity | - htsc->Init.AcquisitionMode); - - /* Spread spectrum */ - if (htsc->Init.SpreadSpectrum == ENABLE) - { - htsc->Instance->CR |= TSC_CR_SSE; - } - - /* Disable Schmitt trigger hysteresis on all used TSC IOs */ - htsc->Instance->IOHCR = (~(htsc->Init.ChannelIOs | htsc->Init.ShieldIOs | htsc->Init.SamplingIOs)); - - /* Set channel and shield IOs */ - htsc->Instance->IOCCR = (htsc->Init.ChannelIOs | htsc->Init.ShieldIOs); - - /* Set sampling IOs */ - htsc->Instance->IOSCR = htsc->Init.SamplingIOs; - - /* Set the groups to be acquired */ - htsc->Instance->IOGCSR = TSC_extract_groups(htsc->Init.ChannelIOs); - - /* Disable interrupts */ - htsc->Instance->IER &= (~(TSC_IT_EOA | TSC_IT_MCE)); - - /* Clear flags */ - htsc->Instance->ICR = (TSC_FLAG_EOA | TSC_FLAG_MCE); - - /*--------------------------------------------------------------------------*/ - - /* Initialize the TSC state */ - htsc->State = HAL_TSC_STATE_READY; - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Deinitialize the TSC peripheral registers to their default reset values. - * @param htsc TSC handle - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_DeInit(TSC_HandleTypeDef *htsc) -{ - /* Check TSC handle allocation */ - if (htsc == NULL) - { - return HAL_ERROR; - } - - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_BUSY; - -#if (USE_HAL_TSC_REGISTER_CALLBACKS == 1) - if (htsc->MspDeInitCallback == NULL) - { - htsc->MspDeInitCallback = HAL_TSC_MspDeInit; /* Legacy weak MspDeInit */ - } - - /* DeInit the low level hardware: GPIO, CLOCK, NVIC */ - htsc->MspDeInitCallback(htsc); -#else - /* DeInit the low level hardware */ - HAL_TSC_MspDeInit(htsc); -#endif /* USE_HAL_TSC_REGISTER_CALLBACKS */ - - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_RESET; - - /* Process unlocked */ - __HAL_UNLOCK(htsc); - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Initialize the TSC MSP. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval None - */ -__weak void HAL_TSC_MspInit(TSC_HandleTypeDef *htsc) -{ - /* Prevent unused argument(s) compilation warning */ - UNUSED(htsc); - - /* NOTE : This function should not be modified, when the callback is needed, - the HAL_TSC_MspInit could be implemented in the user file. - */ -} - -/** - * @brief DeInitialize the TSC MSP. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval None - */ -__weak void HAL_TSC_MspDeInit(TSC_HandleTypeDef *htsc) -{ - /* Prevent unused argument(s) compilation warning */ - UNUSED(htsc); - - /* NOTE : This function should not be modified, when the callback is needed, - the HAL_TSC_MspDeInit could be implemented in the user file. - */ -} - -#if (USE_HAL_TSC_REGISTER_CALLBACKS == 1) -/** - * @brief Register a User TSC Callback - * To be used instead of the weak predefined callback - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @param CallbackID ID of the callback to be registered - * This parameter can be one of the following values: - * @arg @ref HAL_TSC_CONV_COMPLETE_CB_ID Conversion completed callback ID - * @arg @ref HAL_TSC_ERROR_CB_ID Error callback ID - * @arg @ref HAL_TSC_MSPINIT_CB_ID MspInit callback ID - * @arg @ref HAL_TSC_MSPDEINIT_CB_ID MspDeInit callback ID - * @param pCallback pointer to the Callback function - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_RegisterCallback(TSC_HandleTypeDef *htsc, HAL_TSC_CallbackIDTypeDef CallbackID, pTSC_CallbackTypeDef pCallback) -{ - HAL_StatusTypeDef status = HAL_OK; - - if (pCallback == NULL) - { - /* Update the error code */ - htsc->ErrorCode |= HAL_TSC_ERROR_INVALID_CALLBACK; - - return HAL_ERROR; - } - /* Process locked */ - __HAL_LOCK(htsc); - - if (HAL_TSC_STATE_READY == htsc->State) - { - switch (CallbackID) - { - case HAL_TSC_CONV_COMPLETE_CB_ID : - htsc->ConvCpltCallback = pCallback; - break; - - case HAL_TSC_ERROR_CB_ID : - htsc->ErrorCallback = pCallback; - break; - - case HAL_TSC_MSPINIT_CB_ID : - htsc->MspInitCallback = pCallback; - break; - - case HAL_TSC_MSPDEINIT_CB_ID : - htsc->MspDeInitCallback = pCallback; - break; - - default : - /* Update the error code */ - htsc->ErrorCode |= HAL_TSC_ERROR_INVALID_CALLBACK; - - /* Return error status */ - status = HAL_ERROR; - break; - } - } - else if (HAL_TSC_STATE_RESET == htsc->State) - { - switch (CallbackID) - { - case HAL_TSC_MSPINIT_CB_ID : - htsc->MspInitCallback = pCallback; - break; - - case HAL_TSC_MSPDEINIT_CB_ID : - htsc->MspDeInitCallback = pCallback; - break; - - default : - /* Update the error code */ - htsc->ErrorCode |= HAL_TSC_ERROR_INVALID_CALLBACK; - - /* Return error status */ - status = HAL_ERROR; - break; - } - } - else - { - /* Update the error code */ - htsc->ErrorCode |= HAL_TSC_ERROR_INVALID_CALLBACK; - - /* Return error status */ - status = HAL_ERROR; - } - - /* Release Lock */ - __HAL_UNLOCK(htsc); - return status; -} - -/** - * @brief Unregister an TSC Callback - * TSC callback is redirected to the weak predefined callback - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @param CallbackID ID of the callback to be unregistered - * This parameter can be one of the following values: - * This parameter can be one of the following values: - * @arg @ref HAL_TSC_CONV_COMPLETE_CB_ID Conversion completed callback ID - * @arg @ref HAL_TSC_ERROR_CB_ID Error callback ID - * @arg @ref HAL_TSC_MSPINIT_CB_ID MspInit callback ID - * @arg @ref HAL_TSC_MSPDEINIT_CB_ID MspDeInit callback ID - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_UnRegisterCallback(TSC_HandleTypeDef *htsc, HAL_TSC_CallbackIDTypeDef CallbackID) -{ - HAL_StatusTypeDef status = HAL_OK; - - /* Process locked */ - __HAL_LOCK(htsc); - - if (HAL_TSC_STATE_READY == htsc->State) - { - switch (CallbackID) - { - case HAL_TSC_CONV_COMPLETE_CB_ID : - htsc->ConvCpltCallback = HAL_TSC_ConvCpltCallback; /* Legacy weak ConvCpltCallback */ - break; - - case HAL_TSC_ERROR_CB_ID : - htsc->ErrorCallback = HAL_TSC_ErrorCallback; /* Legacy weak ErrorCallback */ - break; - - case HAL_TSC_MSPINIT_CB_ID : - htsc->MspInitCallback = HAL_TSC_MspInit; /* Legacy weak MspInit */ - break; - - case HAL_TSC_MSPDEINIT_CB_ID : - htsc->MspDeInitCallback = HAL_TSC_MspDeInit; /* Legacy weak MspDeInit */ - break; - - default : - /* Update the error code */ - htsc->ErrorCode |= HAL_TSC_ERROR_INVALID_CALLBACK; - - /* Return error status */ - status = HAL_ERROR; - break; - } - } - else if (HAL_TSC_STATE_RESET == htsc->State) - { - switch (CallbackID) - { - case HAL_TSC_MSPINIT_CB_ID : - htsc->MspInitCallback = HAL_TSC_MspInit; /* Legacy weak MspInit */ - break; - - case HAL_TSC_MSPDEINIT_CB_ID : - htsc->MspDeInitCallback = HAL_TSC_MspDeInit; /* Legacy weak MspDeInit */ - break; - - default : - /* Update the error code */ - htsc->ErrorCode |= HAL_TSC_ERROR_INVALID_CALLBACK; - - /* Return error status */ - status = HAL_ERROR; - break; - } - } - else - { - /* Update the error code */ - htsc->ErrorCode |= HAL_TSC_ERROR_INVALID_CALLBACK; - - /* Return error status */ - status = HAL_ERROR; - } - - /* Release Lock */ - __HAL_UNLOCK(htsc); - return status; -} - -#endif /* USE_HAL_TSC_REGISTER_CALLBACKS */ - -/** - * @} - */ - -/** @defgroup TSC_Exported_Functions_Group2 Input and Output operation functions - * @brief Input and Output operation functions - * -@verbatim - =============================================================================== - ##### IO Operation functions ##### - =============================================================================== - [..] This section provides functions allowing to: - (+) Start acquisition in polling mode. - (+) Start acquisition in interrupt mode. - (+) Stop conversion in polling mode. - (+) Stop conversion in interrupt mode. - (+) Poll for acquisition completed. - (+) Get group acquisition status. - (+) Get group acquisition value. -@endverbatim - * @{ - */ - -/** - * @brief Start the acquisition. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_Start(TSC_HandleTypeDef *htsc) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - - /* Process locked */ - __HAL_LOCK(htsc); - - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_BUSY; - - /* Clear interrupts */ - __HAL_TSC_DISABLE_IT(htsc, (TSC_IT_EOA | TSC_IT_MCE)); - - /* Clear flags */ - __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); - - /* Set touch sensing IOs not acquired to the specified IODefaultMode */ - if (htsc->Init.IODefaultMode == TSC_IODEF_OUT_PP_LOW) - { - __HAL_TSC_SET_IODEF_OUTPPLOW(htsc); - } - else - { - __HAL_TSC_SET_IODEF_INFLOAT(htsc); - } - - /* Launch the acquisition */ - __HAL_TSC_START_ACQ(htsc); - - /* Process unlocked */ - __HAL_UNLOCK(htsc); - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Start the acquisition in interrupt mode. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval HAL status. - */ -HAL_StatusTypeDef HAL_TSC_Start_IT(TSC_HandleTypeDef *htsc) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - assert_param(IS_TSC_MCE_IT(htsc->Init.MaxCountInterrupt)); - - /* Process locked */ - __HAL_LOCK(htsc); - - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_BUSY; - - /* Enable end of acquisition interrupt */ - __HAL_TSC_ENABLE_IT(htsc, TSC_IT_EOA); - - /* Enable max count error interrupt (optional) */ - if (htsc->Init.MaxCountInterrupt == ENABLE) - { - __HAL_TSC_ENABLE_IT(htsc, TSC_IT_MCE); - } - else - { - __HAL_TSC_DISABLE_IT(htsc, TSC_IT_MCE); - } - - /* Clear flags */ - __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); - - /* Set touch sensing IOs not acquired to the specified IODefaultMode */ - if (htsc->Init.IODefaultMode == TSC_IODEF_OUT_PP_LOW) - { - __HAL_TSC_SET_IODEF_OUTPPLOW(htsc); - } - else - { - __HAL_TSC_SET_IODEF_INFLOAT(htsc); - } - - /* Launch the acquisition */ - __HAL_TSC_START_ACQ(htsc); - - /* Process unlocked */ - __HAL_UNLOCK(htsc); - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Stop the acquisition previously launched in polling mode. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_Stop(TSC_HandleTypeDef *htsc) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - - /* Process locked */ - __HAL_LOCK(htsc); - - /* Stop the acquisition */ - __HAL_TSC_STOP_ACQ(htsc); - - /* Set touch sensing IOs in low power mode (output push-pull) */ - __HAL_TSC_SET_IODEF_OUTPPLOW(htsc); - - /* Clear flags */ - __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); - - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(htsc); - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Stop the acquisition previously launched in interrupt mode. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_Stop_IT(TSC_HandleTypeDef *htsc) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - - /* Process locked */ - __HAL_LOCK(htsc); - - /* Stop the acquisition */ - __HAL_TSC_STOP_ACQ(htsc); - - /* Set touch sensing IOs in low power mode (output push-pull) */ - __HAL_TSC_SET_IODEF_OUTPPLOW(htsc); - - /* Disable interrupts */ - __HAL_TSC_DISABLE_IT(htsc, (TSC_IT_EOA | TSC_IT_MCE)); - - /* Clear flags */ - __HAL_TSC_CLEAR_FLAG(htsc, (TSC_FLAG_EOA | TSC_FLAG_MCE)); - - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(htsc); - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Start acquisition and wait until completion. - * @note There is no need of a timeout parameter as the max count error is already - * managed by the TSC peripheral. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval HAL state - */ -HAL_StatusTypeDef HAL_TSC_PollForAcquisition(TSC_HandleTypeDef *htsc) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - - /* Process locked */ - __HAL_LOCK(htsc); - - /* Check end of acquisition */ - while (HAL_TSC_GetState(htsc) == HAL_TSC_STATE_BUSY) - { - /* The timeout (max count error) is managed by the TSC peripheral itself. */ - } - - /* Process unlocked */ - __HAL_UNLOCK(htsc); - - return HAL_OK; -} - -/** - * @brief Get the acquisition status for a group. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @param gx_index Index of the group - * @retval Group status - */ -TSC_GroupStatusTypeDef HAL_TSC_GroupGetStatus(TSC_HandleTypeDef *htsc, uint32_t gx_index) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - assert_param(IS_TSC_GROUP_INDEX(gx_index)); - - /* Return the group status */ - return (__HAL_TSC_GET_GROUP_STATUS(htsc, gx_index)); -} - -/** - * @brief Get the acquisition measure for a group. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @param gx_index Index of the group - * @retval Acquisition measure - */ -uint32_t HAL_TSC_GroupGetValue(TSC_HandleTypeDef *htsc, uint32_t gx_index) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - assert_param(IS_TSC_GROUP_INDEX(gx_index)); - - /* Return the group acquisition counter */ - return htsc->Instance->IOGXCR[gx_index]; -} - -/** - * @} - */ - -/** @defgroup TSC_Exported_Functions_Group3 Peripheral Control functions - * @brief Peripheral Control functions - * -@verbatim - =============================================================================== - ##### Peripheral Control functions ##### - =============================================================================== - [..] This section provides functions allowing to: - (+) Configure TSC IOs - (+) Discharge TSC IOs -@endverbatim - * @{ - */ - -/** - * @brief Configure TSC IOs. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @param config Pointer to the configuration structure. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_IOConfig(TSC_HandleTypeDef *htsc, TSC_IOConfigTypeDef *config) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - assert_param(IS_TSC_GROUP(config->ChannelIOs)); - assert_param(IS_TSC_GROUP(config->ShieldIOs)); - assert_param(IS_TSC_GROUP(config->SamplingIOs)); - - /* Process locked */ - __HAL_LOCK(htsc); - - /* Stop acquisition */ - __HAL_TSC_STOP_ACQ(htsc); - - /* Disable Schmitt trigger hysteresis on all used TSC IOs */ - htsc->Instance->IOHCR = (~(config->ChannelIOs | config->ShieldIOs | config->SamplingIOs)); - - /* Set channel and shield IOs */ - htsc->Instance->IOCCR = (config->ChannelIOs | config->ShieldIOs); - - /* Set sampling IOs */ - htsc->Instance->IOSCR = config->SamplingIOs; - - /* Set groups to be acquired */ - htsc->Instance->IOGCSR = TSC_extract_groups(config->ChannelIOs); - - /* Process unlocked */ - __HAL_UNLOCK(htsc); - - /* Return function status */ - return HAL_OK; -} - -/** - * @brief Discharge TSC IOs. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @param choice This parameter can be set to ENABLE or DISABLE. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_TSC_IODischarge(TSC_HandleTypeDef *htsc, FunctionalState choice) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - - /* Process locked */ - __HAL_LOCK(htsc); - - if (choice == ENABLE) - { - __HAL_TSC_SET_IODEF_OUTPPLOW(htsc); - } - else - { - __HAL_TSC_SET_IODEF_INFLOAT(htsc); - } - - /* Process unlocked */ - __HAL_UNLOCK(htsc); - - /* Return the group acquisition counter */ - return HAL_OK; -} - -/** - * @} - */ - -/** @defgroup TSC_Exported_Functions_Group4 Peripheral State and Errors functions - * @brief Peripheral State and Errors functions - * -@verbatim - =============================================================================== - ##### State and Errors functions ##### - =============================================================================== - [..] - This subsection provides functions allowing to - (+) Get TSC state. - -@endverbatim - * @{ - */ - -/** - * @brief Return the TSC handle state. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval HAL state - */ -HAL_TSC_StateTypeDef HAL_TSC_GetState(TSC_HandleTypeDef *htsc) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - - if (htsc->State == HAL_TSC_STATE_BUSY) - { - /* Check end of acquisition flag */ - if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_EOA) != RESET) - { - /* Check max count error flag */ - if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_MCE) != RESET) - { - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_ERROR; - } - else - { - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_READY; - } - } - } - - /* Return TSC state */ - return htsc->State; -} - -/** - * @} - */ - -/** @defgroup TSC_IRQ_Handler_and_Callbacks IRQ Handler and Callbacks - * @{ - */ - -/** - * @brief Handle TSC interrupt request. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval None - */ -void HAL_TSC_IRQHandler(TSC_HandleTypeDef *htsc) -{ - /* Check the parameters */ - assert_param(IS_TSC_ALL_INSTANCE(htsc->Instance)); - - /* Check if the end of acquisition occurred */ - if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_EOA) != RESET) - { - /* Clear EOA flag */ - __HAL_TSC_CLEAR_FLAG(htsc, TSC_FLAG_EOA); - } - - /* Check if max count error occurred */ - if (__HAL_TSC_GET_FLAG(htsc, TSC_FLAG_MCE) != RESET) - { - /* Clear MCE flag */ - __HAL_TSC_CLEAR_FLAG(htsc, TSC_FLAG_MCE); - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_ERROR; -#if (USE_HAL_TSC_REGISTER_CALLBACKS == 1) - htsc->ErrorCallback(htsc); -#else - /* Conversion completed callback */ - HAL_TSC_ErrorCallback(htsc); -#endif /* USE_HAL_TSC_REGISTER_CALLBACKS */ - } - else - { - /* Change TSC state */ - htsc->State = HAL_TSC_STATE_READY; -#if (USE_HAL_TSC_REGISTER_CALLBACKS == 1) - htsc->ConvCpltCallback(htsc); -#else - /* Conversion completed callback */ - HAL_TSC_ConvCpltCallback(htsc); -#endif /* USE_HAL_TSC_REGISTER_CALLBACKS */ - } -} - -/** - * @brief Acquisition completed callback in non-blocking mode. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval None - */ -__weak void HAL_TSC_ConvCpltCallback(TSC_HandleTypeDef *htsc) -{ - /* Prevent unused argument(s) compilation warning */ - UNUSED(htsc); - - /* NOTE : This function should not be modified, when the callback is needed, - the HAL_TSC_ConvCpltCallback could be implemented in the user file. - */ -} - -/** - * @brief Error callback in non-blocking mode. - * @param htsc Pointer to a TSC_HandleTypeDef structure that contains - * the configuration information for the specified TSC. - * @retval None - */ -__weak void HAL_TSC_ErrorCallback(TSC_HandleTypeDef *htsc) -{ - /* Prevent unused argument(s) compilation warning */ - UNUSED(htsc); - - /* NOTE : This function should not be modified, when the callback is needed, - the HAL_TSC_ErrorCallback could be implemented in the user file. - */ -} - -/** - * @} - */ - -/** - * @} - */ - -/* Private functions ---------------------------------------------------------*/ -/** @defgroup TSC_Private_Functions TSC Private Functions - * @{ - */ - -/** - * @brief Utility function used to set the acquired groups mask. - * @param iomask Channels IOs mask - * @retval Acquired groups mask - */ -static uint32_t TSC_extract_groups(uint32_t iomask) -{ - uint32_t groups = 0UL; - uint32_t idx; - - for (idx = 0UL; idx < (uint32_t)TSC_NB_OF_GROUPS; idx++) - { - if ((iomask & (0x0FUL << (idx * 4UL))) != 0UL ) - { - groups |= (1UL << idx); - } - } - - return groups; -} - -/** - * @} - */ - -#endif /* HAL_TSC_MODULE_ENABLED */ - -/** - * @} - */ - -/** - * @} - */ - -#endif /* TSC */ -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -- cgit