/* USER CODE BEGIN Header */
/**
  ******************************************************************************
  * @file           : o2_sensor.h
  * @brief          : 氧浓度传感器头文件
	* @version        : 1.0
	* @changelog      : version 1.0 初始版本  2025.11.13
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2025 Yuwell Software Danyang.Jiangsu.China
  * THIS SOFTWARE is licensed under the Mulan PSL v1.
  * can use this software according to the terms and conditions of the Mulan PSL v1.
  * You may obtain a copy of Mulan PSL v1 at:
  * http://license.coscl.org.cn/MulanPSL
  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
  * IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
  * PURPOSE.
  * See the Mulan PSL v1 for more details.
  *
  ******************************************************************************
  */
/* USER CODE END Header */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __O2_SENSOR_H
#define __O2_SENSOR_H

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include "fm33lg0xx_fl.h"
#include "fm33lg0xx_queue.h"
#include "fm33lg0xx_event.h"


/* 对硬件使用进行配置 */
#define O2_SENSOR_USED_UART_NUM										   UART5


#define CHECK_TRANS_DONE     while(FL_UART_IsActiveFlag_TXShiftBuffEmpty(O2_SENSOR_USED_UART_NUM) != FL_SET){};
#define OXG_UART_TRANS_BYTE(x)   FL_UART_WriteTXBuff(O2_SENSOR_USED_UART_NUM, x);CHECK_TRANS_DONE;


// 状态机的状态定义（内部使用）
typedef enum 
{
    O2_STATE_WAIT_HEADER1,      // 等待帧头第1字节：0x16
    O2_STATE_WAIT_HEADER2,      // 等待帧头第2字节：0x09
    O2_STATE_WAIT_HEADER3,      // 等待帧头第3字节：0x01
    O2_STATE_RECV_DATA,         // 接收后续数据字节
    O2_STATE_CHECK_FRAME        // 校验帧完整性
} RecvState;


// 先定义协议中涉及的枚举/类型
typedef enum 
{
    O2_FRAME_IDLE = 0,    // 空闲状态
    O2_FRAME_RECEIVING,   // 接收中
    O2_FRAME_COMPLETE,    // 接收完成（可解析）
    O2_FRAME_ERROR        // 帧错误
} O2FrameState;


typedef struct
{
		struct{
			
			uint8_t DF[8];
			uint8_t CheckSum;
		
		}O2_raw_data;

		uint16_t o2_concentration;    // 等于真实值乘以10
		uint16_t o2_flow;             // 等于真实值乘以10 单位L/min
		uint16_t o2_temperature;
		
		RecvState      receive_state;
		O2FrameState   frame_state;
		
		uint32_t   fault_count;

}O2SensorData;




/**************************   对外导出的API函数  *************************/
void oxg_sensor_init(void);
void oxg_sensor_task(void);
void UART5_IRQHandler(void);



#ifdef __cplusplus
}
#endif

#endif /* __O2_SENSOR_H */

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