From a81fc41c3eb99e8fc52aa734ee63e13c937aab81 Mon Sep 17 00:00:00 2001 From: JanHenrik Date: Sun, 19 Jan 2020 00:56:37 +0100 Subject: added blink example --- .../Src/stm32f0xx_hal_pcd_ex.c | 338 +++++++++++++++++++++ 1 file changed, 338 insertions(+) create mode 100644 Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd_ex.c (limited to 'Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd_ex.c') diff --git a/Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd_ex.c b/Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd_ex.c new file mode 100644 index 0000000..26dd51f --- /dev/null +++ b/Blink/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_pcd_ex.c @@ -0,0 +1,338 @@ +/** + ****************************************************************************** + * @file stm32f0xx_hal_pcd_ex.c + * @author MCD Application Team + * @brief PCD Extended HAL module driver. + * This file provides firmware functions to manage the following + * functionalities of the USB Peripheral Controller: + * + Extended features functions + * + ****************************************************************************** + * @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" + +/** @addtogroup STM32F0xx_HAL_Driver + * @{ + */ + +/** @defgroup PCDEx PCDEx + * @brief PCD Extended HAL module driver + * @{ + */ + +#ifdef HAL_PCD_MODULE_ENABLED + +#if defined (USB) +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private functions ---------------------------------------------------------*/ +/* Exported functions --------------------------------------------------------*/ + +/** @defgroup PCDEx_Exported_Functions PCDEx Exported Functions + * @{ + */ + +/** @defgroup PCDEx_Exported_Functions_Group1 Peripheral Control functions + * @brief PCDEx control functions + * +@verbatim + =============================================================================== + ##### Extended features functions ##### + =============================================================================== + [..] This section provides functions allowing to: + (+) Update FIFO configuration + +@endverbatim + * @{ + */ + +/** + * @brief Configure PMA for EP + * @param hpcd Device instance + * @param ep_addr endpoint address + * @param ep_kind endpoint Kind + * USB_SNG_BUF: Single Buffer used + * USB_DBL_BUF: Double Buffer used + * @param pmaadress: EP address in The PMA: In case of single buffer endpoint + * this parameter is 16-bit value providing the address + * in PMA allocated to endpoint. + * In case of double buffer endpoint this parameter + * is a 32-bit value providing the endpoint buffer 0 address + * in the LSB part of 32-bit value and endpoint buffer 1 address + * in the MSB part of 32-bit value. + * @retval HAL status + */ + +HAL_StatusTypeDef HAL_PCDEx_PMAConfig(PCD_HandleTypeDef *hpcd, + uint16_t ep_addr, + uint16_t ep_kind, + uint32_t pmaadress) +{ + PCD_EPTypeDef *ep; + + /* initialize ep structure*/ + if ((0x80U & ep_addr) == 0x80U) + { + ep = &hpcd->IN_ep[ep_addr & EP_ADDR_MSK]; + } + else + { + ep = &hpcd->OUT_ep[ep_addr]; + } + + /* Here we check if the endpoint is single or double Buffer*/ + if (ep_kind == PCD_SNG_BUF) + { + /* Single Buffer */ + ep->doublebuffer = 0U; + /* Configure the PMA */ + ep->pmaadress = (uint16_t)pmaadress; + } + else /* USB_DBL_BUF */ + { + /* Double Buffer Endpoint */ + ep->doublebuffer = 1U; + /* Configure the PMA */ + ep->pmaaddr0 = (uint16_t)(pmaadress & 0xFFFFU); + ep->pmaaddr1 = (uint16_t)((pmaadress & 0xFFFF0000U) >> 16); + } + + return HAL_OK; +} + +/** + * @brief Activate BatteryCharging feature. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCDEx_ActivateBCD(PCD_HandleTypeDef *hpcd) +{ + USB_TypeDef *USBx = hpcd->Instance; + hpcd->battery_charging_active = 1U; + + /* Enable BCD feature */ + USBx->BCDR |= USB_BCDR_BCDEN; + + /* Enable DCD : Data Contact Detect */ + USBx->BCDR &= ~(USB_BCDR_PDEN); + USBx->BCDR &= ~(USB_BCDR_SDEN); + USBx->BCDR |= USB_BCDR_DCDEN; + + return HAL_OK; +} + +/** + * @brief Deactivate BatteryCharging feature. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCDEx_DeActivateBCD(PCD_HandleTypeDef *hpcd) +{ + USB_TypeDef *USBx = hpcd->Instance; + hpcd->battery_charging_active = 0U; + + /* Disable BCD feature */ + USBx->BCDR &= ~(USB_BCDR_BCDEN); + + return HAL_OK; +} + +/** + * @brief Handle BatteryCharging Process. + * @param hpcd PCD handle + * @retval HAL status + */ +void HAL_PCDEx_BCD_VBUSDetect(PCD_HandleTypeDef *hpcd) +{ + USB_TypeDef *USBx = hpcd->Instance; + uint32_t tickstart = HAL_GetTick(); + + /* Wait Detect flag or a timeout is happen*/ + while ((USBx->BCDR & USB_BCDR_DCDET) == 0U) + { + /* Check for the Timeout */ + if ((HAL_GetTick() - tickstart) > 1000U) + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->BCDCallback(hpcd, PCD_BCD_ERROR); +#else + HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_ERROR); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + + return; + } + } + + HAL_Delay(200U); + + /* Data Pin Contact ? Check Detect flag */ + if ((USBx->BCDR & USB_BCDR_DCDET) == USB_BCDR_DCDET) + { +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->BCDCallback(hpcd, PCD_BCD_CONTACT_DETECTION); +#else + HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_CONTACT_DETECTION); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + /* Primary detection: checks if connected to Standard Downstream Port + (without charging capability) */ + USBx->BCDR &= ~(USB_BCDR_DCDEN); + HAL_Delay(50U); + USBx->BCDR |= (USB_BCDR_PDEN); + HAL_Delay(50U); + + /* If Charger detect ? */ + if ((USBx->BCDR & USB_BCDR_PDET) == USB_BCDR_PDET) + { + /* Start secondary detection to check connection to Charging Downstream + Port or Dedicated Charging Port */ + USBx->BCDR &= ~(USB_BCDR_PDEN); + HAL_Delay(50U); + USBx->BCDR |= (USB_BCDR_SDEN); + HAL_Delay(50U); + + /* If CDP ? */ + if ((USBx->BCDR & USB_BCDR_SDET) == USB_BCDR_SDET) + { + /* Dedicated Downstream Port DCP */ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->BCDCallback(hpcd, PCD_BCD_DEDICATED_CHARGING_PORT); +#else + HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_DEDICATED_CHARGING_PORT); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + else + { + /* Charging Downstream Port CDP */ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->BCDCallback(hpcd, PCD_BCD_CHARGING_DOWNSTREAM_PORT); +#else + HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_CHARGING_DOWNSTREAM_PORT); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + } + else /* NO */ + { + /* Standard Downstream Port */ +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->BCDCallback(hpcd, PCD_BCD_STD_DOWNSTREAM_PORT); +#else + HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_STD_DOWNSTREAM_PORT); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ + } + + /* Battery Charging capability discovery finished Start Enumeration */ + (void)HAL_PCDEx_DeActivateBCD(hpcd); +#if (USE_HAL_PCD_REGISTER_CALLBACKS == 1U) + hpcd->BCDCallback(hpcd, PCD_BCD_DISCOVERY_COMPLETED); +#else + HAL_PCDEx_BCD_Callback(hpcd, PCD_BCD_DISCOVERY_COMPLETED); +#endif /* USE_HAL_PCD_REGISTER_CALLBACKS */ +} + + +/** + * @brief Activate LPM feature. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCDEx_ActivateLPM(PCD_HandleTypeDef *hpcd) +{ + + USB_TypeDef *USBx = hpcd->Instance; + hpcd->lpm_active = 1U; + hpcd->LPM_State = LPM_L0; + + USBx->LPMCSR |= USB_LPMCSR_LMPEN; + USBx->LPMCSR |= USB_LPMCSR_LPMACK; + + return HAL_OK; +} + +/** + * @brief Deactivate LPM feature. + * @param hpcd PCD handle + * @retval HAL status + */ +HAL_StatusTypeDef HAL_PCDEx_DeActivateLPM(PCD_HandleTypeDef *hpcd) +{ + USB_TypeDef *USBx = hpcd->Instance; + + hpcd->lpm_active = 0U; + + USBx->LPMCSR &= ~(USB_LPMCSR_LMPEN); + USBx->LPMCSR &= ~(USB_LPMCSR_LPMACK); + + return HAL_OK; +} + + + +/** + * @brief Send LPM message to user layer callback. + * @param hpcd PCD handle + * @param msg LPM message + * @retval HAL status + */ +__weak void HAL_PCDEx_LPM_Callback(PCD_HandleTypeDef *hpcd, PCD_LPM_MsgTypeDef msg) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + UNUSED(msg); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCDEx_LPM_Callback could be implemented in the user file + */ +} + +/** + * @brief Send BatteryCharging message to user layer callback. + * @param hpcd PCD handle + * @param msg LPM message + * @retval HAL status + */ +__weak void HAL_PCDEx_BCD_Callback(PCD_HandleTypeDef *hpcd, PCD_BCD_MsgTypeDef msg) +{ + /* Prevent unused argument(s) compilation warning */ + UNUSED(hpcd); + UNUSED(msg); + + /* NOTE : This function should not be modified, when the callback is needed, + the HAL_PCDEx_BCD_Callback could be implemented in the user file + */ +} + +/** + * @} + */ + +/** + * @} + */ +#endif /* defined (USB) */ +#endif /* HAL_PCD_MODULE_ENABLED */ + +/** + * @} + */ + +/** + * @} + */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ -- cgit