/* USER CODE BEGIN Header */
/**
 ******************************************************************************
 * @file           : main.h
 * @brief          : Header for main.c file.
 *                   This file contains the common defines of the application.
 ******************************************************************************
 * @attention
 *
 * Copyright (c) 2024 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.
 *
 ******************************************************************************
 */
/* USER CODE END Header */

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

#ifdef __cplusplus
extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32g0xx_hal.h"

#include "stm32g0xx_ll_iwdg.h"
#include "stm32g0xx_ll_tim.h"
#include "stm32g0xx_ll_usart.h"
#include "stm32g0xx_ll_rcc.h"
#include "stm32g0xx_ll_bus.h"
#include "stm32g0xx_ll_cortex.h"
#include "stm32g0xx_ll_system.h"
#include "stm32g0xx_ll_utils.h"
#include "stm32g0xx_ll_pwr.h"
#include "stm32g0xx_ll_gpio.h"
#include "stm32g0xx_ll_dma.h"

#include "stm32g0xx_ll_exti.h"

/* Private includes ----------------------------------------------------------*/
/* USER CODE BEGIN Includes */

/* USER CODE END Includes */

/* Exported types ------------------------------------------------------------*/
/* USER CODE BEGIN ET */

/* USER CODE END ET */

/* Exported constants --------------------------------------------------------*/
/* USER CODE BEGIN EC */

/* USER CODE END EC */

/* Exported macro ------------------------------------------------------------*/
/* USER CODE BEGIN EM */

/* USER CODE END EM */

/* Exported functions prototypes ---------------------------------------------*/
void Error_Handler(void);

/* USER CODE BEGIN EFP */

/* USER CODE END EFP */

/* Private defines -----------------------------------------------------------*/
#define Button_Pin GPIO_PIN_0
#define Button_GPIO_Port GPIOB

/* USER CODE BEGIN Private defines */
#define APPLICATION_ADDRESS (0x08002000)  // Application start address in flash memory
#define BUFFER_SIZE         (256)         // Size of the data buffer in bytes
#define ENUM_PLEASE_NUM     (3)           // Number of times to send enumeration requests consecutively at power-on
#define RGB_LIGHT_BASE      (40)          // Default brightness level for RGB light, expressed as a percentage (40%)
#define UART_BUFFER_SIZE    (2)           // Number of UART receive buffers used for DMA (double-buffered)
#define DEBOUNCE_TIME_MS    (50)          // 50ms debounce time
#define MIN_PACKET_SIZE     (9)

typedef enum {
    BUFFER_DATA_READY = 0x00,  // Active data processing
    BUFFER_NO_DATA    = 0x01,  // No data processing
} tx_buffer_t;                 // Send buffer state

typedef enum {
    CMD_SPACE_IDLE_STATUS = 0x00,  // Idle state
    CMD_SPACE_BUSY_STATUS = 0x01,  // Busy state
} cmd_space_t;                     // Instruction space state

typedef enum {
    CHAIN_NON_TAIL_DEVICE = 0x00,  // Non-tail device
    CHAIN_TAIL_DEVICE              // Tail device
} tail_device_t;                   // Tail device type

/* USER CODE END Private defines */

#ifdef __cplusplus
}
#endif

#endif /* __MAIN_H */