Files
secs2-bootloader/usr/protocol/proto_Modbus.h

67 lines
2.1 KiB
C

#ifndef _PROTO_MODBUS_H_
#define _PROTO_MODBUS_H_
#include "main.h"
#define MODBUS_DEFAULT_ID (0x01)
#define MODBUS_SENDBUF_LEN (512U)
#define U16_DATA_L (0)//低16位
#define U16_DATA_H (1)//高16位
#define BIG_ENDIAN (0)//大端序
#define LITTLE_ENDIAN (1)//小端序
typedef struct _ModbusCommunicationSendBuf{
u8 SendBuffer[MODBUS_SENDBUF_LEN];
u16 Len;
}ModbusCommunicationSendBuf_t;
typedef struct _ModbusAnalysisData
{
u8 ID; /*ModbusID*/
u8 Func; /*功能号*/
u16 StartAddress; /*起始地址*/
u16 RegNumber; /*寄存器数量*/
u8 *wDataAddress; /*写入寄存器数据地址*/
}ModbusAnalysisData_t;
typedef enum _ModbusErrorCode
{
ModbusErrorCode_Success = 0x00,
ModbusErrorCode_IllegalFunction = 0x01,
ModbusErrorCode_IllegalAddr = 0x02,
ModbusErrorCode_IllegalData = 0x03,
ModbusErrorCode_DeviceBusy = 0x06
}ModbusErrorCode_e;
typedef struct proto_Modbus_t proto_Modbus_t;
struct proto_Modbus_t
{
u8 ID;
u16 (*DataRead)(u16); /*Modbus读数据*/
ModbusErrorCode_e (*DataWrite)(u16,u16); /*Modbus写数据*/
void (*Init)(void); /*初始化函数*/
void (*Task)(void); /*任务函数*/
void (*DataAnalysis)(u8 *,u16,void *); /*数据解析*/
};
u16 ModbusCrc16(u8 *pData, u16 Len);
u16 FloatTOu16(float FloatData,unsigned char HorL);
u16 u32TOu16(u32 u32Data,unsigned char HorL);
u32 u8TOu32(u8 *p_u8Data,unsigned char u8Endian);
u16 u8TOu16(u8 *p_u8Data,unsigned char u8Endian);
void u32TOu8(u32 u32Data,u8 *pData,u8 Endian);
void u16TOu8(u16 u16Data,u8 *pData,u8 Endian);
u32 u32_EndianConv(u32 Data);
u16 u16_EndianConv(u16 Data);
void ModbusReadData(u8 Id,u16 Addr,u16 Num,void (*UsartSendBuffer)(u8 *,u16 ));
void ModbusWriteMultipleData(u8 ID,u16 Addr,u16 Num,u16 *Data,void (*UsartSendBuffer)(u8 *,u16 ));
void ModbusyWriteOnlData(u8 ID,u16 Addr,u16 Value,void (*UsartSendBuffer)(u8 *,u16 ));
u8 ModbusAnalysis(ModbusAnalysisData_t *pModbus, u8 *pData, u16 len);
#endif