zscanprotocol/zscanprotocol.hpp

#pragma once
#include <stdint.h>

#pragma pack(1)

/**
 * @brief 消息格式 12bit from,1bit emergency
 * H                                    L
 * [1] [4bit]  [8bit] [8bit]  [4bit/4bit]
 *          ,   from    to    frameNum/frameId
 */

// 数值越大优先级越低

typedef enum
{
  kcmd,
  kreceipt,
  kerror_receipt,
  kreport,
} packet_type_t;

typedef enum
{
  kpriority_emergency_report = 7,
  kpriority_cmd = 8,
  kpriority_receipt = 9,
  kpriority_report = 10,
} priority_t;

typedef struct
{
  uint8_t frameNumAndFrameId;
  uint8_t to;
  uint8_t from;
  uint8_t pad;
} zcanid_t;

typedef struct
{
  uint8_t ptype;
  uint8_t index;
  uint16_t function_id;
  uint8_t params[];
} zcanbus_packet_t;

#pragma pack()