/**
  ******************************************************************************
  * @file    USB_Device/CDC_Standalone/Inc/usbd_cdc_interface.h
  * @author  MCD Application Team
  * @version V1.0.0
  * @date    22-April-2016
  * @brief   Header for usbd_cdc_interface.c file.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2016 STMicroelectronics International N.V.
  * All rights reserved.</center></h2>
  *
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  *
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  *    derived from this software without specific written permission.
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  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __USBD_CDC_IF_H
#define __USBD_CDC_IF_H

/* Includes ------------------------------------------------------------------*/

#include "usbd_cdc.h"
#include "usbd_core.h"
#include "usbd_desc.h"

/* Definition for TIMx clock resources */
#define TIMusb                             TIM7
#if defined(STM32G4)
#define TIMx_IRQn                        TIM7_DAC_IRQn
#define TIMx_IRQHandler                  TIM7_DAC_IRQHandler
#else
#define TIMx_IRQn                        TIM7_IRQn
#define TIMx_IRQHandler                  TIM7_IRQHandler
#endif
#define TIMx_CLK_ENABLE                  __HAL_RCC_TIM7_CLK_ENABLE

/* Periodically, the state of the buffer "UserTxBuffer" is checked.
   The period depends on CDC_POLLING_INTERVAL */
#define CDC_POLLING_INTERVAL             5 /* in ms. The max is 65 and the min is 1 */

/* Exported typef ------------------------------------------------------------*/
/* The following structures groups all needed parameters to be configured for the
   ComPort. These parameters can modified on the fly by the host through CDC class
   command class requests. */
typedef struct __attribute__ ((packed))
{
  uint32_t bitrate;
  uint8_t  format;
  uint8_t  paritytype;
  uint8_t  datatype;
} LINE_CODING;

extern USBD_CDC_ItfTypeDef  USBD_CDC_fops;
extern USBD_HandleTypeDef   USBD_Device;

uint32_t CDC_Send_DATA(const uint8_t *ptrBuffer, uint32_t sendLength);
uint32_t CDC_Send_FreeBytes(void);
uint32_t CDC_Receive_DATA(uint8_t* recvBuf, uint32_t len);
uint32_t CDC_Receive_BytesAvailable(void);
uint8_t usbIsConfigured(void);
uint8_t usbIsConnected(void);
uint32_t CDC_BaudRate(void);
void CDC_SetCtrlLineStateCb(void (*cb)(void *context, uint16_t ctrlLineState), void *context);
void CDC_SetBaudRateCb(void (*cb)(void *context, uint32_t baud), void *context);

/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
#endif /* __USBD_CDC_IF_H */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
