68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
#ifndef _PROTO_MODBUS_LIB_H_
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#define _PROTO_MODBUS_LIB_H_
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#include "main.h"
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#define MODBUS_DEFAULT_ID (0x01)
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#define MODBUS_SENDBUF_LEN (2048U)
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#define U16_DATA_L (0)//低16位
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#define U16_DATA_H (1)//高16位
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#define BIG_ENDIAN (0)//大端序
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#define LITTLE_ENDIAN (1)//小端序
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typedef struct {
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u8 send_buffer[MODBUS_SENDBUF_LEN];
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u16 len;
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}modbus_communication_send_buf_t;
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typedef struct
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{
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u8 id; /*ModbusID*/
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u8 func; /*功能号*/
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u16 start_addr; /*起始地址*/
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u16 reg_number; /*寄存器数量*/
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u8 *write_data_addr; /*写入寄存器数据地址*/
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}modbus_analysis_data_t;
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typedef enum
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{
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ModbusErrorCode_Success = 0x00,
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ModbusErrorCode_IllegalFunction = 0x01,
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ModbusErrorCode_IllegalAddr = 0x02,
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ModbusErrorCode_IllegalData = 0x03,
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ModbusErrorCode_DeviceBusy = 0x06
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}modbus_error_code_e;
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typedef struct proto_Modbus_t proto_Modbus_t;
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struct proto_Modbus_t
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{
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u8 id;
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u16 (*data_read)(u16); /*Modbus读数据*/
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modbus_error_code_e (*data_write)(u16,u16); /*Modbus写数据*/
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void (*init)(void); /*初始化函数*/
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void (*task)(void); /*任务函数*/
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void (*data_analysis)(u8 *,u16,void *); /*数据解析*/
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};
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u16 float_to_u16(float float_data,u8 h_l);
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u16 u32_to_u16(u32 u32_Data,u8 h_l);
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u32 u8_to_u32(u8 *p_u8_Data,u8 endian);
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u16 u8_to_u16(u8 *p_u8_Data,u8 endian);
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void u32_to_u8(u32 u32_Data,u8 *p_data,u8 endian);
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void u16_to_u8(u16 u16_Data,u8 *p_data,u8 endian);
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u32 u32_endian_conv(u32 data);
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u16 u16_endian_conv(u16 data);
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u16 modbus_lib_crc16(u8 *p_data, u16 len);
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void modbus_lib_data_read(u8 Id,u16 Addr,u16 Num,void (*UsartSendBuffer)(u8 *,u16 ));
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void modbus_lib_multiple_data_write(u8 ID,u16 Addr,u16 Num,u16 *Data,void (*UsartSendBuffer)(u8 *,u16 ));
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void modbus_lib_only_data_write(u8 ID,u16 Addr,u16 Value,void (*UsartSendBuffer)(u8 *,u16 ));
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u8 modbus_lib_analysis(modbus_analysis_data_t *p_modbus, u8 *p_data, u16 len);
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#endif
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