diff options
Diffstat (limited to 'bsps/arm/stm32h7/hal/stm32h7xx_hal_comp.c')
| -rw-r--r-- | bsps/arm/stm32h7/hal/stm32h7xx_hal_comp.c | 57 |
1 files changed, 27 insertions, 30 deletions
diff --git a/bsps/arm/stm32h7/hal/stm32h7xx_hal_comp.c b/bsps/arm/stm32h7/hal/stm32h7xx_hal_comp.c index 02e1b18d15..a43911c2fd 100644 --- a/bsps/arm/stm32h7/hal/stm32h7xx_hal_comp.c +++ b/bsps/arm/stm32h7/hal/stm32h7xx_hal_comp.c @@ -6,10 +6,19 @@ * This file provides firmware functions to manage the following * functionalities of the COMP peripheral: * + Initialization and de-initialization functions - * + Start/Stop operation functions in polling mode - * + Start/Stop operation functions in interrupt mode * + Peripheral control functions - * + Peripheral state functions + * + Peripheral state functions + ****************************************************************************** + * @attention + * + * Copyright (c) 2017 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** @verbatim ================================================================================ ##### COMP Peripheral features ##### @@ -98,11 +107,11 @@ The compilation flag USE_HAL_COMP_REGISTER_CALLBACKS, when set to 1, allows the user to configure dynamically the driver callbacks. - Use Functions @ref HAL_COMP_RegisterCallback() + Use Functions HAL_COMP_RegisterCallback() to register an interrupt callback. [..] - Function @ref HAL_COMP_RegisterCallback() allows to register following callbacks: + Function HAL_COMP_RegisterCallback() allows to register following callbacks: (+) TriggerCallback : callback for COMP trigger. (+) MspInitCallback : callback for Msp Init. (+) MspDeInitCallback : callback for Msp DeInit. @@ -110,11 +119,11 @@ and a pointer to the user callback function. [..] - Use function @ref HAL_COMP_UnRegisterCallback to reset a callback to the default + Use function HAL_COMP_UnRegisterCallback to reset a callback to the default weak function. [..] - @ref HAL_COMP_UnRegisterCallback takes as parameters the HAL peripheral handle, + HAL_COMP_UnRegisterCallback takes as parameters the HAL peripheral handle, and the Callback ID. This function allows to reset following callbacks: (+) TriggerCallback : callback for COMP trigger. @@ -122,27 +131,27 @@ (+) MspDeInitCallback : callback for Msp DeInit. [..] - By default, after the @ref HAL_COMP_Init() and when the state is @ref HAL_COMP_STATE_RESET + By default, after the HAL_COMP_Init() and when the state is HAL_COMP_STATE_RESET all callbacks are set to the corresponding weak functions: - example @ref HAL_COMP_TriggerCallback(). + example HAL_COMP_TriggerCallback(). Exception done for MspInit and MspDeInit functions that are - reset to the legacy weak functions in the @ref HAL_COMP_Init()/ @ref HAL_COMP_DeInit() only when + reset to the legacy weak functions in the HAL_COMP_Init()/ HAL_COMP_DeInit() only when these callbacks are null (not registered beforehand). [..] - If MspInit or MspDeInit are not null, the @ref HAL_COMP_Init()/ @ref HAL_COMP_DeInit() + If MspInit or MspDeInit are not null, the HAL_COMP_Init()/ HAL_COMP_DeInit() keep and use the user MspInit/MspDeInit callbacks (registered beforehand) whatever the state. [..] - Callbacks can be registered/unregistered in @ref HAL_COMP_STATE_READY state only. + Callbacks can be registered/unregistered in HAL_COMP_STATE_READY state only. Exception done MspInit/MspDeInit functions that can be registered/unregistered - in @ref HAL_COMP_STATE_READY or @ref HAL_COMP_STATE_RESET state, + in HAL_COMP_STATE_READY or HAL_COMP_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_COMP_RegisterCallback() before calling @ref HAL_COMP_DeInit() - or @ref HAL_COMP_Init() function. + using HAL_COMP_RegisterCallback() before calling HAL_COMP_DeInit() + or HAL_COMP_Init() function. [..] When the compilation flag USE_HAL_COMP_REGISTER_CALLBACKS is set to 0 or @@ -180,17 +189,6 @@ (2) Comparators output to timers is set in timers instances. ****************************************************************************** - * @attention - * - * <h2><center>© Copyright (c) 2017 STMicroelectronics. - * All rights reserved.</center></h2> - * - * 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 ------------------------------------------------------------------*/ @@ -375,7 +373,7 @@ HAL_StatusTypeDef HAL_COMP_Init(COMP_HandleTypeDef *hcomp) /* Note: Variable divided by 2 to compensate partially */ /* CPU processing cycles.*/ - wait_loop_index = (COMP_DELAY_VOLTAGE_SCALER_STAB_US * (SystemCoreClock / (1000000UL * 2UL))); + wait_loop_index = ((COMP_DELAY_VOLTAGE_SCALER_STAB_US / 10UL) * ((SystemCoreClock / (100000UL * 2UL)) + 1UL)); while(wait_loop_index != 0UL) { @@ -786,7 +784,7 @@ HAL_StatusTypeDef HAL_COMP_Start(COMP_HandleTypeDef *hcomp) /* Note: Variable divided by 2 to compensate partially */ /* CPU processing cycles. */ - wait_loop_index = (COMP_DELAY_STARTUP_US * (SystemCoreClock / (1000000UL * 2UL))); + wait_loop_index = ((COMP_DELAY_STARTUP_US / 10UL) * ((SystemCoreClock / (100000UL * 2UL)) + 1UL)); while(wait_loop_index != 0UL) { wait_loop_index--; @@ -883,7 +881,7 @@ HAL_StatusTypeDef HAL_COMP_Start_IT(COMP_HandleTypeDef *hcomp) /* Note: Variable divided by 2 to compensate partially */ /* CPU processing cycles. */ - wait_loop_index = (COMP_DELAY_STARTUP_US * (SystemCoreClock / (1000000UL * 2UL))); + wait_loop_index = ((COMP_DELAY_STARTUP_US / 10UL) * ((SystemCoreClock / (100000UL * 2UL)) + 1UL)); while(wait_loop_index != 0UL) { wait_loop_index--; @@ -1253,4 +1251,3 @@ uint32_t HAL_COMP_GetError(COMP_HandleTypeDef *hcomp) * @} */ -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |