kopia lustrzana https://github.com/micropython/micropython
612 wiersze
19 KiB
C
612 wiersze
19 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*/
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/**
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******************************************************************************
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* @file USB_Device/CDC_Standalone/Src/usbd_conf.c
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* @author MCD Application Team
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* @version V1.0.1
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* @date 26-February-2014
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* @brief This file implements the USB Device library callbacks and MSP
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************
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*/
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#include "usbd_core.h"
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#include "py/obj.h"
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#include "py/mphal.h"
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#include "irq.h"
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#include "usb.h"
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#if MICROPY_HW_USB_FS || MICROPY_HW_USB_HS
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#if MICROPY_HW_USB_FS
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PCD_HandleTypeDef pcd_fs_handle;
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#endif
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#if MICROPY_HW_USB_HS
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PCD_HandleTypeDef pcd_hs_handle;
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#endif
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/*******************************************************************************
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PCD BSP Routines
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*******************************************************************************/
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/**
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* @brief Initializes the PCD MSP.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_MspInit(PCD_HandleTypeDef *hpcd) {
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if (hpcd->Instance == USB_OTG_FS) {
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#if defined(STM32H7)
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const uint32_t otg_alt = GPIO_AF10_OTG1_FS;
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#else
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const uint32_t otg_alt = GPIO_AF10_OTG_FS;
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#endif
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mp_hal_pin_config(pin_A11, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_NONE, otg_alt);
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mp_hal_pin_config_speed(pin_A11, GPIO_SPEED_FREQ_VERY_HIGH);
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mp_hal_pin_config(pin_A12, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_NONE, otg_alt);
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mp_hal_pin_config_speed(pin_A12, GPIO_SPEED_FREQ_VERY_HIGH);
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#if defined(MICROPY_HW_USB_VBUS_DETECT_PIN)
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// USB VBUS detect pin is always A9
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mp_hal_pin_config(MICROPY_HW_USB_VBUS_DETECT_PIN, MP_HAL_PIN_MODE_INPUT, MP_HAL_PIN_PULL_NONE, 0);
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#endif
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#if defined(MICROPY_HW_USB_OTG_ID_PIN)
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// USB ID pin is always A10
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mp_hal_pin_config(MICROPY_HW_USB_OTG_ID_PIN, MP_HAL_PIN_MODE_ALT_OPEN_DRAIN, MP_HAL_PIN_PULL_UP, otg_alt);
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#endif
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#if defined(STM32H7)
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// Keep USB clock running during sleep or else __WFI() will disable the USB
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__HAL_RCC_USB2_OTG_FS_CLK_SLEEP_ENABLE();
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__HAL_RCC_USB2_OTG_FS_ULPI_CLK_SLEEP_DISABLE();
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#endif
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// Enable USB FS Clocks
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__USB_OTG_FS_CLK_ENABLE();
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#if defined(STM32L4)
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// Enable VDDUSB
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if (__HAL_RCC_PWR_IS_CLK_DISABLED()) {
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__HAL_RCC_PWR_CLK_ENABLE();
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HAL_PWREx_EnableVddUSB();
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__HAL_RCC_PWR_CLK_DISABLE();
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} else {
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HAL_PWREx_EnableVddUSB();
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}
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#endif
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// Configure and enable USB FS interrupt
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NVIC_SetPriority(OTG_FS_IRQn, IRQ_PRI_OTG_FS);
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HAL_NVIC_EnableIRQ(OTG_FS_IRQn);
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}
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#if MICROPY_HW_USB_HS
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else if (hpcd->Instance == USB_OTG_HS) {
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#if MICROPY_HW_USB_HS_IN_FS
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#if defined(STM32H7)
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const uint32_t otg_alt = GPIO_AF12_OTG2_FS;
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#else
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const uint32_t otg_alt = GPIO_AF12_OTG_HS_FS;
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#endif
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// Configure USB FS GPIOs
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mp_hal_pin_config(pin_B14, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_NONE, otg_alt);
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mp_hal_pin_config_speed(pin_B14, GPIO_SPEED_FREQ_VERY_HIGH);
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mp_hal_pin_config(pin_B15, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_NONE, otg_alt);
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mp_hal_pin_config_speed(pin_B15, GPIO_SPEED_FREQ_VERY_HIGH);
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#if defined(MICROPY_HW_USB_VBUS_DETECT_PIN)
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// Configure VBUS Pin
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mp_hal_pin_config(MICROPY_HW_USB_VBUS_DETECT_PIN, MP_HAL_PIN_MODE_INPUT, MP_HAL_PIN_PULL_NONE, 0);
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#endif
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#if defined(MICROPY_HW_USB_OTG_ID_PIN)
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// Configure ID pin
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mp_hal_pin_config(MICROPY_HW_USB_OTG_ID_PIN, MP_HAL_PIN_MODE_ALT_OPEN_DRAIN, MP_HAL_PIN_PULL_UP, otg_alt);
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#endif
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// Enable calling WFI and correct function of the embedded USB_FS_IN_HS phy
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__HAL_RCC_USB_OTG_HS_ULPI_CLK_SLEEP_DISABLE();
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__HAL_RCC_USB_OTG_HS_CLK_SLEEP_ENABLE();
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// Enable USB HS Clocks
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#if defined(STM32F723xx) || defined(STM32F733xx)
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// Needs to remain awake during sleep or else __WFI() will disable the USB
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__HAL_RCC_USB_OTG_HS_ULPI_CLK_SLEEP_ENABLE();
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__HAL_RCC_OTGPHYC_CLK_ENABLE();
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__HAL_RCC_USB_OTG_HS_ULPI_CLK_ENABLE();
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#endif
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__HAL_RCC_USB_OTG_HS_CLK_ENABLE();
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#else // !MICROPY_HW_USB_HS_IN_FS
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// Configure USB HS GPIOs
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static const mp_hal_pin_obj_t usb_pins[] = {
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pin_A5, pin_C0, pin_H4, pin_I11, // CLK, STP, NXT, DIR
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pin_A3, pin_B0, pin_B1, pin_B5, pin_B10, pin_B11, pin_B12, pin_B13, // D0-D7
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};
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for (size_t i = 0; i < MP_ARRAY_SIZE(usb_pins); ++i) {
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mp_hal_pin_config(usb_pins[i], MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_NONE, GPIO_AF10_OTG_HS);
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mp_hal_pin_config_speed(usb_pins[i], GPIO_SPEED_FREQ_VERY_HIGH);
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}
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// Enable USB HS Clocks
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__HAL_RCC_USB_OTG_HS_CLK_ENABLE();
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__HAL_RCC_USB_OTG_HS_CLK_SLEEP_ENABLE();
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__HAL_RCC_USB_OTG_HS_ULPI_CLK_ENABLE();
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__HAL_RCC_USB_OTG_HS_ULPI_CLK_SLEEP_ENABLE();
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#endif // !MICROPY_HW_USB_HS_IN_FS
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// Configure and enable USB HS interrupt
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NVIC_SetPriority(OTG_HS_IRQn, IRQ_PRI_OTG_HS);
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HAL_NVIC_EnableIRQ(OTG_HS_IRQn);
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}
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#endif // MICROPY_HW_USB_HS
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}
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/**
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* @brief DeInitializes the PCD MSP.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_MspDeInit(PCD_HandleTypeDef *hpcd) {
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if (hpcd->Instance == USB_OTG_FS) {
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/* Disable USB FS Clocks */
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__USB_OTG_FS_CLK_DISABLE();
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__SYSCFG_CLK_DISABLE();
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}
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#if MICROPY_HW_USB_HS
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else if (hpcd->Instance == USB_OTG_HS) {
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/* Disable USB FS Clocks */
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__USB_OTG_HS_CLK_DISABLE();
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__SYSCFG_CLK_DISABLE();
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}
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#endif
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}
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/*******************************************************************************
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LL Driver Callbacks (PCD -> USB Device Library)
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*******************************************************************************/
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/**
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* @brief Setup stage callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_SetupStageCallback(PCD_HandleTypeDef *hpcd) {
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USBD_LL_SetupStage(hpcd->pData, (uint8_t *)hpcd->Setup);
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}
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/**
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* @brief Data Out stage callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_DataOutStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) {
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USBD_LL_DataOutStage(hpcd->pData, epnum, hpcd->OUT_ep[epnum].xfer_buff);
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}
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/**
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* @brief Data In stage callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_DataInStageCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) {
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USBD_LL_DataInStage(hpcd->pData, epnum, hpcd->IN_ep[epnum].xfer_buff);
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}
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/**
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* @brief SOF callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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/*
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This is now handled by the USB CDC interface.
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void HAL_PCD_SOFCallback(PCD_HandleTypeDef *hpcd)
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{
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USBD_LL_SOF(hpcd->pData);
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}
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*/
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/**
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* @brief Reset callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ResetCallback(PCD_HandleTypeDef *hpcd) {
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USBD_SpeedTypeDef speed = USBD_SPEED_FULL;
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// Set USB Current Speed
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switch (hpcd->Init.speed) {
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#if defined(PCD_SPEED_HIGH)
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case PCD_SPEED_HIGH:
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speed = USBD_SPEED_HIGH;
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break;
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#endif
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case PCD_SPEED_FULL:
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speed = USBD_SPEED_FULL;
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break;
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default:
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speed = USBD_SPEED_FULL;
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break;
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}
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USBD_LL_SetSpeed(hpcd->pData, speed);
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// Reset Device
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USBD_LL_Reset(hpcd->pData);
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}
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/**
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* @brief Suspend callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_SuspendCallback(PCD_HandleTypeDef *hpcd) {
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USBD_LL_Suspend(hpcd->pData);
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}
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/**
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* @brief Resume callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ResumeCallback(PCD_HandleTypeDef *hpcd) {
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USBD_LL_Resume(hpcd->pData);
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}
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/**
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* @brief ISOC Out Incomplete callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_ISOOUTIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) {
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USBD_LL_IsoOUTIncomplete(hpcd->pData, epnum);
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}
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/**
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* @brief ISOC In Incomplete callback.
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* @param hpcd: PCD handle
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* @param epnum: Endpoint Number
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* @retval None
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*/
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void HAL_PCD_ISOINIncompleteCallback(PCD_HandleTypeDef *hpcd, uint8_t epnum) {
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USBD_LL_IsoINIncomplete(hpcd->pData, epnum);
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}
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/**
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* @brief Connect callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_ConnectCallback(PCD_HandleTypeDef *hpcd) {
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USBD_LL_DevConnected(hpcd->pData);
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}
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/**
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* @brief Disconnect callback.
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* @param hpcd: PCD handle
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* @retval None
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*/
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void HAL_PCD_DisconnectCallback(PCD_HandleTypeDef *hpcd) {
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USBD_LL_DevDisconnected(hpcd->pData);
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}
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/*******************************************************************************
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LL Driver Interface (USB Device Library --> PCD)
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*******************************************************************************/
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/**
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* @brief Initializes the Low Level portion of the Device driver.
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* @param pdev: Device handle
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_Init(USBD_HandleTypeDef *pdev, int high_speed) {
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#if MICROPY_HW_USB_FS
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if (pdev->id == USB_PHY_FS_ID) {
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// Set LL Driver parameters
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pcd_fs_handle.Instance = USB_OTG_FS;
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#if MICROPY_HW_USB_ENABLE_CDC2
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pcd_fs_handle.Init.dev_endpoints = 6;
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#else
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pcd_fs_handle.Init.dev_endpoints = 4;
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#endif
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pcd_fs_handle.Init.use_dedicated_ep1 = 0;
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pcd_fs_handle.Init.ep0_mps = 0x40;
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pcd_fs_handle.Init.dma_enable = 0;
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pcd_fs_handle.Init.low_power_enable = 0;
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pcd_fs_handle.Init.phy_itface = PCD_PHY_EMBEDDED;
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pcd_fs_handle.Init.Sof_enable = 0;
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pcd_fs_handle.Init.speed = PCD_SPEED_FULL;
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#if defined(STM32L4)
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pcd_fs_handle.Init.lpm_enable = DISABLE;
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pcd_fs_handle.Init.battery_charging_enable = DISABLE;
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#endif
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#if !defined(MICROPY_HW_USB_VBUS_DETECT_PIN)
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pcd_fs_handle.Init.vbus_sensing_enable = 0; // No VBUS Sensing on USB0
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#else
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pcd_fs_handle.Init.vbus_sensing_enable = 1;
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#endif
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// Link The driver to the stack
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pcd_fs_handle.pData = pdev;
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pdev->pData = &pcd_fs_handle;
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// Initialize LL Driver
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HAL_PCD_Init(&pcd_fs_handle);
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// We have 320 32-bit words in total to use here
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#if MICROPY_HW_USB_ENABLE_CDC2
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HAL_PCD_SetRxFiFo(&pcd_fs_handle, 128);
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 0, 32); // EP0
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 1, 64); // MSC / HID
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 2, 16); // CDC CMD
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 3, 32); // CDC DATA
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 4, 16); // CDC2 CMD
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 5, 32); // CDC2 DATA
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#else
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HAL_PCD_SetRxFiFo(&pcd_fs_handle, 128);
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 0, 32); // EP0
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 1, 64); // MSC / HID
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 2, 32); // CDC CMD
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HAL_PCD_SetTxFiFo(&pcd_fs_handle, 3, 64); // CDC DATA
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#endif
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}
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#endif
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#if MICROPY_HW_USB_HS
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if (pdev->id == USB_PHY_HS_ID) {
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// Set LL Driver parameters
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pcd_hs_handle.Instance = USB_OTG_HS;
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pcd_hs_handle.Init.dev_endpoints = 6;
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pcd_hs_handle.Init.use_dedicated_ep1 = 0;
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pcd_hs_handle.Init.ep0_mps = 0x40;
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pcd_hs_handle.Init.dma_enable = 0;
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pcd_hs_handle.Init.low_power_enable = 0;
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pcd_hs_handle.Init.lpm_enable = DISABLE;
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pcd_hs_handle.Init.battery_charging_enable = DISABLE;
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pcd_hs_handle.Init.Sof_enable = 0;
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pcd_hs_handle.Init.use_external_vbus = 0;
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#if !defined(MICROPY_HW_USB_VBUS_DETECT_PIN)
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pcd_hs_handle.Init.vbus_sensing_enable = 0; // No VBUS Sensing on USB0
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#else
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pcd_hs_handle.Init.vbus_sensing_enable = 1;
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#endif
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#if MICROPY_HW_USB_HS_IN_FS
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#if defined(STM32F723xx) || defined(STM32F733xx)
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pcd_hs_handle.Init.phy_itface = USB_OTG_HS_EMBEDDED_PHY;
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#else
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pcd_hs_handle.Init.phy_itface = PCD_PHY_EMBEDDED;
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#endif
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if (high_speed) {
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pcd_hs_handle.Init.speed = PCD_SPEED_HIGH;
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} else {
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pcd_hs_handle.Init.speed = PCD_SPEED_HIGH_IN_FULL;
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}
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#else
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// USB HS with external PHY
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pcd_hs_handle.Init.phy_itface = PCD_PHY_ULPI;
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pcd_hs_handle.Init.speed = PCD_SPEED_HIGH;
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#endif
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// Link The driver to the stack
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pcd_hs_handle.pData = pdev;
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pdev->pData = &pcd_hs_handle;
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// Initialize LL Driver
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HAL_PCD_Init(&pcd_hs_handle);
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// We have 1024 32-bit words in total to use here
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HAL_PCD_SetRxFiFo(&pcd_hs_handle, 464);
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HAL_PCD_SetTxFiFo(&pcd_hs_handle, 0, 32); // EP0
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HAL_PCD_SetTxFiFo(&pcd_hs_handle, 1, 256); // MSC / HID
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HAL_PCD_SetTxFiFo(&pcd_hs_handle, 2, 8); // CDC CMD
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HAL_PCD_SetTxFiFo(&pcd_hs_handle, 3, 128); // CDC DATA
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HAL_PCD_SetTxFiFo(&pcd_hs_handle, 4, 8); // CDC2 CMD
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HAL_PCD_SetTxFiFo(&pcd_hs_handle, 5, 128); // CDC2 DATA
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}
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#endif // MICROPY_HW_USB_HS
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return USBD_OK;
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}
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/**
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* @brief De-Initializes the Low Level portion of the Device driver.
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* @param pdev: Device handle
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* @retval USBD Status
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*/
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USBD_StatusTypeDef USBD_LL_DeInit(USBD_HandleTypeDef *pdev) {
|
|
HAL_PCD_DeInit(pdev->pData);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Starts the Low Level portion of the Device driver.
|
|
* @param pdev: Device handle
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_Start(USBD_HandleTypeDef *pdev) {
|
|
HAL_PCD_Start(pdev->pData);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Stops the Low Level portion of the Device driver.
|
|
* @param pdev: Device handle
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_Stop(USBD_HandleTypeDef *pdev) {
|
|
HAL_PCD_Stop(pdev->pData);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Opens an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @param ep_type: Endpoint Type
|
|
* @param ep_mps: Endpoint Max Packet Size
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_OpenEP(USBD_HandleTypeDef *pdev,
|
|
uint8_t ep_addr, uint8_t ep_type, uint16_t ep_mps) {
|
|
HAL_PCD_EP_Open(pdev->pData, ep_addr, ep_mps, ep_type);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Closes an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_CloseEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr) {
|
|
HAL_PCD_EP_Close(pdev->pData, ep_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Flushes an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_FlushEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr) {
|
|
HAL_PCD_EP_Flush(pdev->pData, ep_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Sets a Stall condition on an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_StallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr) {
|
|
HAL_PCD_EP_SetStall(pdev->pData, ep_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Clears a Stall condition on an endpoint of the Low Level Driver.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_ClearStallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr) {
|
|
HAL_PCD_EP_ClrStall(pdev->pData, ep_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns Stall condition.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval Stall (1: yes, 0: No)
|
|
*/
|
|
uint8_t USBD_LL_IsStallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr) {
|
|
PCD_HandleTypeDef *hpcd = pdev->pData;
|
|
|
|
if ((ep_addr & 0x80) == 0x80) {
|
|
return hpcd->IN_ep[ep_addr & 0x7F].is_stall;
|
|
} else {
|
|
return hpcd->OUT_ep[ep_addr & 0x7F].is_stall;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Assigns an USB address to the device
|
|
* @param pdev: Device handle
|
|
* @param dev_addr: USB address
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_SetUSBAddress(USBD_HandleTypeDef *pdev, uint8_t dev_addr) {
|
|
HAL_PCD_SetAddress(pdev->pData, dev_addr);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Transmits data over an endpoint
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @param pbuf: Pointer to data to be sent
|
|
* @param size: Data size
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_Transmit(USBD_HandleTypeDef *pdev,
|
|
uint8_t ep_addr, uint8_t *pbuf, uint16_t size) {
|
|
HAL_PCD_EP_Transmit(pdev->pData, ep_addr, pbuf, size);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Prepares an endpoint for reception
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @param pbuf:pointer to data to be received
|
|
* @param size: data size
|
|
* @retval USBD Status
|
|
*/
|
|
USBD_StatusTypeDef USBD_LL_PrepareReceive(USBD_HandleTypeDef *pdev,
|
|
uint8_t ep_addr, uint8_t *pbuf, uint16_t size) {
|
|
HAL_PCD_EP_Receive(pdev->pData, ep_addr, pbuf, size);
|
|
return USBD_OK;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the last transfered packet size.
|
|
* @param pdev: Device handle
|
|
* @param ep_addr: Endpoint Number
|
|
* @retval Recived Data Size
|
|
*/
|
|
uint32_t USBD_LL_GetRxDataSize(USBD_HandleTypeDef *pdev, uint8_t ep_addr) {
|
|
return HAL_PCD_EP_GetRxCount(pdev->pData, ep_addr);
|
|
}
|
|
|
|
/**
|
|
* @brief Delay routine for the USB Device Library
|
|
* @param Delay: Delay in ms
|
|
* @retval None
|
|
*/
|
|
void USBD_LL_Delay(uint32_t Delay) {
|
|
HAL_Delay(Delay);
|
|
}
|
|
|
|
#endif // MICROPY_HW_USB_FS || MICROPY_HW_USB_HS
|
|
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|