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- #ifndef __MODBUS_H__
- #define __MODBUS_H__
-
-
- /* 调用库 */
- #include "usart.h"
- #include "sram.h"
- #include "crc.h"
- #include <string.h>
- #include <stdlib.h>
-
- /* 宏定义 */
- #define READ_COIL_CODE 0x01
- #define WRUTE_MUL_COIL_CODE 0x0f
- #define READ_REGUSTER_CODE 0x03
- #define READ_EXREGUSTER_CODE 0x30
- #define WRITE_COIL_CODE 0x05
- #define WRITE_MUL_REGISTER_CODE 0x10
- #define WRITE_MUL_EXREGISTER_CODE 0x31
- #define GET_HISTORY_CODE 0x55
- #define READ_ODD_REGUSTER_CODE 0x33
-
- #define SLAVES_ADDRES 0x01
-
-
- /* 函数声明 */
- void ErrorBack(uint8_t buffer[], uint16_t longth);
- void ProcessModbusFrame(uint8_t buffer[], uint16_t longth);
- void ReadCoilProcess (uint8_t buffer[], uint16_t longth);
- void WriteMulCoilProcess(uint8_t buffer[], uint16_t longth);
- void ReadRegisterProcess(uint8_t buffer[], uint16_t longth);
- void WriteMulRegisterProcess(uint8_t buffer[], uint16_t longth);
- void WriteCoilProcess(uint8_t buffer[], uint16_t longth);
- void ReadOddRegisterProcess(uint8_t buffer[], uint16_t longth);
- void ReadEXRegisterProcess(uint8_t buffer[], uint16_t longth);
- void WriteEXRegisterProcess(uint8_t buffer[], uint16_t longth);
-
- void SaveHistory(uint8_t buffer[], uint16_t longth);
- void LoadHistory(void);
- void GetHistory(uint8_t buffer[], uint16_t longth);
- void ModbusLoadSRAM(void);
- void ModbusSaveSRAM(void);
-
- /* 变量定义 */
- extern uint8_t History[3][512]; /*存放历史的地方*/
- extern uint8_t HistoryLongth[3];/*历史数据大小的计数*/
- extern uint8_t HistoryLocation; /*当前历史存放到了第几条*/
- extern uint8_t Flash_data[20]; /*存入flash的数据*/
- extern uint8_t SaveFlag;
-
- #endif
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