Modbus-RTU之C++封装类

modbus_class.h

#ifndef __MODBUS_CLASS_H__
#define __MODBUS_CLASS_H__

#include "apis/Net.h"
#include "Foundation/Guard.h"

#ifndef uint8_t
typedef unsigned char uint8_t;
#endif
#ifndef uint16_t
typedef unsigned short  uint16_t;
#endif
#ifndef uint32_t
typedef unsigned int  uint32_t;
#endif

class CModBus
{
public:
    typedef enum
    {
        MODBUS_ERROR_RECOVERY_NONE          = 0,
        MODBUS_ERROR_RECOVERY_LINK          = (1<<1),
        MODBUS_ERROR_RECOVERY_PROTOCOL      = (1<<2)
    } ERROR_RECOVERY_MODE;

    typedef struct _ST_SLAVE_INFO
    {
        /* Slave address */
       int slave;
       /* Socket or file descriptor */
       int s;
       int debug;
       int error_recovery;
       struct timeval response_timeout;
       struct timeval byte_timeout;
       struct timeval indication_timeout;
       void *backend;
       void *backend_data;
    }ST_SLAVE_INFO;

    typedef struct _ST_MAPPING_INFO{
    int nb_bits;
    int start_bits;
    int nb_input_bits;
    int start_input_bits;
    int nb_input_registers;
    int start_input_registers;
    int nb_registers;
    int start_registers;
    uint8_t *tab_bits;
    uint8_t *tab_input_bits;
    uint16_t *tab_input_registers;
    uint16_t *tab_registers;
} ST_MAPPING_INFO;

public:

    /** 
    *   @brief  TCP-IP构造
    *   @return 返回丛机描述结构指针
    */
    CModBus(const char *ip_address, int port);

    /** 
    *   @brief  TCP IPv4或Ipv6服务器进行通信。node参数指定要连接的主机的主机名或IP地址,例如。 192.168.0.5,:: 1或server.com。
    *   @brief  服务参数是要连接的服务名称/端口号。 要使用默认的Modbus端口,请使用字符串“502”。 在许多Unix系统上,使用大于或等于1024的端口号是很方便的,因为没有必要拥有管理员权限。
    *   @return 返回丛机描述结构指针
    */
    CModBus(const char *node, const char *service);

    /** 
    *   @brief  RTU构造方式
    *   @return 返回丛机描述结构指针
    */

    CModBus(const char *device, int baud, char parity,int data_bit, int stop_bit);

    /** 
    *   @brief  TCP-IP构造
    *   @return 返回丛机描述结构指针
    */
    ~CModBus();

    /** 
    *   @brief  TCP-IP配置丛机
    *   @return 返回丛机描述结构指针
    */

    ST_SLAVE_INFO* NewTcp(const char *ip_address, int port);

    /** 
    *   @brief  配置TCP监听最大路数
    */
    int TcpListen(int nb_connection);

    /** 
    *   @brief  TCP接收数据
    */
    int TcpAccept(int *s);

    ST_SLAVE_INFO* NewTcpPi(const char *node, const char *service);
    int TcpPiListen(int nb_connection);
    int TcpPiAccept(int *s);

    /** 
    *   @brief  RTU配置丛机,参数为串口配置
    *   @return 返回丛机描述结构指针
    */
    ST_SLAVE_INFO* NewRtu(const char *device, int baud, char parity,int data_bit, int stop_bit);

    /** 
    *   @brief  串口模式选择MODBUS_RTU_RS232/MODBUS_RTU_RS485
    */
    int RtuSetSerialMode(int mode);

    /** 
    *   @brief  获取串口模式
    */
    int RtuGetSerialMode();

    /** 
    *   @brief  设置RTS,默认MODBUS_RTU_RTS_NONE非实时,可选择MODBUS_RTU_RTS_NONE/MODBUS_RTU_RTS_UP/MODBUS_RTU_RTS_DOWN
    *   @当使用MODBUS_RTU_RTS_UP时,在RTS标志启用的情况下进行ioctl调用,然后在延迟1ms之后将数据写入总线,\
    *   @在禁用RTS标志的情况下进行另个ioctl调用,并且再次发生1ms的延迟--伪实时-重新同步
    *   @MODBUS_RTU_RTS_DOWN模式应用相同的过程,但具有反转的RTS标志。
    */
    int RtuSetRts(int mode);

    /** 
    *   @brief  获取RTS模式
    */
    int RtuGetRts();

    /** 
    *   @brief  当配置实时模式RTU时,默认有个内部函数处理在设置RTS发送数据前后被设置,也可以自定义 set_rts
    */
    int RtuSetCustomRts(void (*set_rts) (void* ctx, int on));

    /** 
    *   @brief  当配置为RTU且在实时模式RTS时,配置发送和接收延时时间
    */
    int RtuSetRtsDelay(int us);
    int RtuGetRtsDelay();


    /** 
    *   @brief  配置丛机
    */
    int SetSlave(int slave);
    int GetSlave(void);

    /** 
    *   @brief  当连接失败或者收到的字节不是预期的时候,设置错误恢复模式
    */
    int SetErrorRecovery(ERROR_RECOVERY_MODE error_recovery);

    /** 
    *   @brief  设置套接字或文件描述符,可进行多个客户端连接
    */
    int SetSocket(int s);
    int GetSocket(void);

    /** 
    *   @brief  存储用于在超时参数中等待响应的超时间隔
    */
    int GetResponseTimeout( uint32_t *to_sec, uint32_t *to_usec);
    int SetResponseTimeout(uint32_t to_sec, uint32_t to_usec);

    /** 
    *   @brief  在超时参数中存储同一消息的两个连续字节之间的超时间隔
    */  
    int GetByteTimeout(uint32_t *to_sec, uint32_t *to_usec);
    int SetByteTimeout(uint32_t to_sec, uint32_t to_usec);

    /** 
    *   @brief  设置响应超时时间
    */  
    int GetIndicationTimeout(uint32_t *to_sec, uint32_t *to_usec);
    int SetIndicationTimeout(uint32_t to_sec, uint32_t to_usec);

    /** 
    *   @brief  检索当前的头部长度
    */
    int GetHeaderLength();

    /** 
    *   @brief  使用参数中给出的信息建立到Modbus服务器,网络或总线的连接。
    */
    int Connect();

    /** 
    *   @brief  关闭连接
    */
    void Close();

    /** 
    *   @brief  释放描述结构中的内部资源,在析构之前调用
    */
    void Free();

    /** 
    *   @brief  丢弃收到的数据
    */
    int Flush();

    /** 
    *   @brief  调试标志,等同boolean类型,TRUE打开,FALSE关闭
    */
    int SetDebug(int flag);

    /** 
    *   @brief  根据错误编号在标准输出或标准错误上打印错误信息
    */
    const char *Strerror(int errnum);

    /** 
    *   @brief  读线圈 0x01
    */
    int ReadBits(int addr, int nb, uint8_t *dest);

    /** 
    *   @brief  读输入离散量  0x02
    */  
    int ReadInputBits(int addr, int nb, uint8_t *dest);

    /** 
    *   @brief  读多个寄存器  0x03
    */
    int ReadRegisters(int addr, int nb, uint16_t *dest);

    /** 
    *   @brief  读输入寄存器  0x04
    */
    int ReadInputRegisters(int addr, int nb, uint16_t *dest);

    /** 
    *   @brief  写单个线圈   0x05
    */
    int WriteBit(int coil_addr, int status);

    /** 
    *   @brief  写单个寄存器  0x06
    */
    int WriteRegister(int reg_addr, int value);

    /** 
    *   @brief  写多个线圈   0x0F
    */
    int WriteBits(int addr, int nb, const uint8_t *data);

    /** 
    *   @brief  写多个寄存器  0X10
    */
    int WriteRegisters(int addr, int nb, const uint16_t *data);

    /** 
    *   @brief  屏蔽写寄存器  0x16
    */

    int MaskWriteRegister(int addr, uint16_t and_mask, uint16_t or_mask);

    /** 
    *   @brief  读写多个寄存器 0x17
    */
    int WriteAndReadRegisters(int write_addr, int write_nb, const uint16_t *src, int read_addr, int read_nb, uint16_t *dest);


    /** 
    *   @brief  获取丛机ID
    */
    int ReportSlaveId(int max_dest, uint8_t *dest);

    /** 
    *   @brief      分配4个数组来存储位,输入位,寄存器和输入      寄存器。 指针存储在modbus_mapping结构中。
    */
    ST_MAPPING_INFO* MappingNewStartAddress(
        unsigned int start_bits, unsigned int nb_bits,
        unsigned int start_input_bits, unsigned int nb_input_bits,
        unsigned int start_registers, unsigned int nb_registers,
        unsigned int start_input_registers, unsigned int nb_input_registers);


    /** 
    *   @brief      分配4个数组空间
    */
    ST_MAPPING_INFO* MappingNew(int nb_bits, int nb_input_bits, int nb_registers, int nb_input_registers);


    /** 
    *   @brief      释放4个数组空间
    */
    void MappingFree(ST_MAPPING_INFO *mb_mapping);

    /** 
    *   @brief      发送一个请求。 此功能必须用于调试目的。
    */
    int SendRawRequest(uint8_t *raw_req, int raw_req_length);

    /** 
    *   @brief      Receive the request from a modbus master
    */
    int Receive(uint8_t *req);

    /** 
    *   @brief      用于调试目的。
    */
    int ReceiveConfirmation(uint8_t *rsp);

    /** 
    *   @brief      Send a response to the received request. Analyses the request and constructs a response.
    */
    int Reply(const uint8_t *req, int req_length, ST_MAPPING_INFO *mb_mapping);

    /** 
    *   @brief      send an exception response based on the exception_code
    */
    int ReplyException(const uint8_t *req, unsigned int exception_code);
    /** 
    *   @brief      Sets many bits from a single byte value (all 8 bits of the byte value are set。
    */
    void SetBitsFromByte(uint8_t *dest, int idx, const uint8_t value);

    /** 
    *   @brief      Sets many bits from a table of bytes (only the bits between idx and  idx + nb_bits are set)
    */
    void SetBitsFromBytes(uint8_t *dest, int idx, unsigned int nb_bits, const uint8_t *tab_byte);
    /** 
    *   @brief      Gets the byte value from many bits. To obtain a full byte, set nb_bits to 8.
    */
    uint8_t GetByteFromBits(const uint8_t *src, int idx, unsigned int nb_bits);

    /** 
    *   @brief      DEPRECATED - Get a float from 4 bytes in sort of Modbus format
    */
    float GetFloat(const uint16_t *src);

    /** 
    *   @brief      Get a float from 4 bytes (Modbus) without any conversion (ABCD)
    */
    float GetFloatAbcd(const uint16_t *src);

    /** 
    *   @brief      Get a float from 4 bytes (Modbus) in inversed format (DCBA)
    */
    float GetFloatDcba(const uint16_t *src);

    /** 
    *   @brief      Get a float from 4 bytes (Modbus) with swapped bytes (BADC)
    */
    float GetFloatBadc(const uint16_t *src);

    /** 
    *   @brief      Get a float from 4 bytes (Modbus) with swapped words (CDAB)
    */
    float GetFloatCdab(const uint16_t *src);

    /** 
    *   @brief      DEPRECATED - Set a float to 4 bytes in a sort of Modbus format!
    */
    void SetFloat(float f, uint16_t *dest);

    /** 
    *   @brief      Set a float to 4 bytes for Modbus w/o any conversion (ABCD)
    */
    void SetFloatAbcd(float f, uint16_t *dest);

    /** 
    *   @brief      Set a float to 4 bytes for Modbus with byte and word swap conversion (DCBA)
    */
    void SetFloatDcba(float f, uint16_t *dest);

    /** 
    *   @brief      Set a float to 4 bytes for Modbus with byte swap conversion (BADC) 
    */
    void SetFloatBadc(float f, uint16_t *dest);

    /** 
    *   @brief      Set a float to 4 bytes for Modbus with word swap conversion (CDAB)
    */
    void modbSetFloatCdab(float f, uint16_t *dest);

private:
    ST_SLAVE_INFO* m_ctx;
    CMutex m_mtxCtx;
};


#endif //__MODBUS_CLASS_H__


    
modbus_class.cpp    

    #include "modbus.h"
    #include "modbus-rtu.h"
    #include "modbus-tcp.h"
    #include "modbus-version.h"
    #include "Modbus/Modbus_class.h"

    CModBus::CModBus(const char *ip_address, int port)
    {
     CGuard guard(m_mtxCtx);
     m_ctx = (ST_SLAVE_INFO*)NewTcp(ip_address, port);
     Flush();
    }

    CModBus::CModBus(const char *node, const char *service)
    {
     CGuard guard(m_mtxCtx);
 m_ctx = (ST_SLAVE_INFO*)NewTcpPi(node, service);
}

CModBus::CModBus(const char *device, int baud, char parity,int data_bit, int stop_bit)
{
 CGuard guard(m_mtxCtx);
 m_ctx = (ST_SLAVE_INFO*)NewRtu(device, baud, parity, data_bit, stop_bit);
}

CModBus::~CModBus()
{
 CGuard guard(m_mtxCtx);
 Close();
 Free();
 m_ctx = NULL;
}

CModBus::ST_SLAVE_INFO* CModBus::NewTcp(const char *ip_address, int port)
{
 return (ST_SLAVE_INFO*)modbus_new_tcp(ip_address, port);
}

int CModBus::TcpListen(int nb_connection)
{
 CGuard guard(m_mtxCtx);
 return modbus_tcp_listen((modbus_t *)m_ctx, nb_connection);
}

int CModBus::TcpAccept(int *s)
{
 CGuard guard(m_mtxCtx);
 return modbus_tcp_accept((modbus_t *)m_ctx, s);
}

CModBus::ST_SLAVE_INFO* CModBus::NewTcpPi(const char *node, const char *service)
{
 return (ST_SLAVE_INFO*)modbus_new_tcp_pi(node, service);
}

int CModBus::TcpPiListen(int nb_connection)
{
 CGuard guard(m_mtxCtx);
 return modbus_tcp_pi_listen((modbus_t *)m_ctx, nb_connection);
}

int CModBus::TcpPiAccept(int *s)
{
 CGuard guard(m_mtxCtx);
 return modbus_tcp_pi_accept((modbus_t *)m_ctx, s);
}

CModBus::ST_SLAVE_INFO* CModBus::NewRtu(const char *device, int baud, char parity,int data_bit, int stop_bit)
{
 return (ST_SLAVE_INFO*)modbus_new_rtu(device, baud, parity, data_bit, stop_bit);
}

int CModBus::RtuSetSerialMode(int mode)
{
 CGuard guard(m_mtxCtx);
 return modbus_rtu_set_serial_mode((modbus_t *)m_ctx, mode);
}

int CModBus::RtuGetSerialMode()
{
 CGuard guard(m_mtxCtx);
 return modbus_rtu_get_serial_mode((modbus_t *)m_ctx);
}

int CModBus::RtuSetRts(int mode)
{
 CGuard guard(m_mtxCtx);
 return modbus_rtu_set_rts((modbus_t *)m_ctx, mode);
}

int CModBus::RtuGetRts()
{ 
 CGuard guard(m_mtxCtx);
 return modbus_rtu_get_rts((modbus_t *)m_ctx);
}

int CModBus::RtuSetCustomRts(void (*set_rts) (void* ctxx, int on))
{
 CGuard guard(m_mtxCtx);
 return modbus_rtu_set_custom_rts((modbus_t *)m_ctx, set_rts);
}

int CModBus::RtuSetRtsDelay(int us)
{
 CGuard guard(m_mtxCtx);
 return modbus_rtu_set_rts_delay((modbus_t *)m_ctx, us);
}

int CModBus::RtuGetRtsDelay()
{
 CGuard guard(m_mtxCtx);
 return modbus_rtu_get_rts_delay((modbus_t *)m_ctx);
}

int CModBus::SetSlave(int slave)
{
 CGuard guard(m_mtxCtx);
 return modbus_set_slave((modbus_t *)m_ctx, slave);
}

int CModBus::GetSlave(void)
{
 CGuard guard(m_mtxCtx);
 return modbus_get_slave((modbus_t *)m_ctx);
}

int CModBus::SetErrorRecovery(ERROR_RECOVERY_MODE error_recovery)
{
 CGuard guard(m_mtxCtx);
 return modbus_set_error_recovery((modbus_t *)m_ctx, (modbus_error_recovery_mode)error_recovery);
}

int CModBus::SetSocket(int s)
{
 CGuard guard(m_mtxCtx);
 return modbus_set_socket((modbus_t *)m_ctx, s);
}

int CModBus::GetSocket(void)
{
 CGuard guard(m_mtxCtx);
 return modbus_get_socket((modbus_t *)m_ctx);
}

int CModBus::GetResponseTimeout( uint32_t *to_sec, uint32_t *to_usec)
{
 CGuard guard(m_mtxCtx);
 return modbus_get_response_timeout((modbus_t *)m_ctx, to_sec,to_usec);
}

int CModBus::SetResponseTimeout(uint32_t to_sec, uint32_t to_usec)
{
 CGuard guard(m_mtxCtx);
 return modbus_set_response_timeout((modbus_t *)m_ctx, to_sec, to_usec);
}

int CModBus::GetByteTimeout(uint32_t *to_sec, uint32_t *to_usec)
{
 CGuard guard(m_mtxCtx);
 return modbus_get_byte_timeout((modbus_t *)m_ctx, to_sec, to_usec);
}

int CModBus::SetByteTimeout(uint32_t to_sec, uint32_t to_usec)
{
 CGuard guard(m_mtxCtx);
 return modbus_set_byte_timeout((modbus_t *)m_ctx, to_sec, to_usec);
}

int CModBus::GetIndicationTimeout(uint32_t *to_sec, uint32_t *to_usec)
{
 CGuard guard(m_mtxCtx);
 return modbus_get_indication_timeout((modbus_t *)m_ctx, to_sec, to_usec);
}

int CModBus::SetIndicationTimeout(uint32_t to_sec, uint32_t to_usec)
{
 CGuard guard(m_mtxCtx);
 return modbus_set_indication_timeout((modbus_t *)m_ctx, to_sec, to_usec);
}

int CModBus::GetHeaderLength()
{
 CGuard guard(m_mtxCtx);
 return modbus_get_header_length((modbus_t *)m_ctx);
}

int CModBus::Connect()
{
 CGuard guard(m_mtxCtx);
 return modbus_connect((modbus_t *)m_ctx);
}

void CModBus::Close()
{
 CGuard guard(m_mtxCtx);
 return modbus_close((modbus_t *)m_ctx);
}

void CModBus::Free()
{
 CGuard guard(m_mtxCtx);
 return modbus_free((modbus_t *)m_ctx);
}

int CModBus::Flush()
{
 CGuard guard(m_mtxCtx);
 return modbus_flush((modbus_t *)m_ctx);
}

int CModBus::SetDebug(int flag)
{
 CGuard guard(m_mtxCtx);
 return modbus_set_debug((modbus_t *)m_ctx, flag);
}

const char* CModBus::Strerror(int errnum)
{
 return modbus_strerror(errnum);
}

int CModBus::ReadBits(int addr, int nb, uint8_t *dest)
{
 CGuard guard(m_mtxCtx);
 return modbus_read_bits((modbus_t *)m_ctx, addr, nb, dest);
}

int CModBus::ReadInputBits(int addr, int nb, uint8_t *dest)
{
 CGuard guard(m_mtxCtx);
 return modbus_read_input_bits((modbus_t *)m_ctx, addr, nb, dest);
}

int CModBus::ReadRegisters(int addr, int nb, uint16_t *dest)
{
 CGuard guard(m_mtxCtx);
 return modbus_read_registers((modbus_t *)m_ctx, addr, nb, dest);
}

int CModBus::ReadInputRegisters(int addr, int nb, uint16_t *dest)
{
 CGuard guard(m_mtxCtx);
 return modbus_read_input_registers((modbus_t *)m_ctx, addr, nb, dest);
}

int CModBus::WriteBit(int coil_addr, int status)
{
 CGuard guard(m_mtxCtx);
 return modbus_write_bit((modbus_t *)m_ctx, coil_addr, status);
}

int CModBus::WriteRegister(int reg_addr, int value)
{
 CGuard guard(m_mtxCtx);
 return modbus_write_register((modbus_t *)m_ctx, reg_addr, value);
}

int CModBus::WriteBits(int addr, int nb, const uint8_t *data)
{
 CGuard guard(m_mtxCtx);
 return modbus_write_bits((modbus_t *)m_ctx, addr, nb, data);
}

int CModBus::WriteRegisters(int addr, int nb, const uint16_t *data)
{
 CGuard guard(m_mtxCtx);
 return modbus_write_registers((modbus_t *)m_ctx, addr, nb, data);
}

int CModBus::MaskWriteRegister(int addr, uint16_t and_mask, uint16_t or_mask)
{
 CGuard guard(m_mtxCtx);
 return modbus_mask_write_register((modbus_t *)m_ctx, addr, and_mask, or_mask);
}

int CModBus::WriteAndReadRegisters(int write_addr, int write_nb,const uint16_t *src, int read_addr, int read_nb, uint16_t *dest)
{
 CGuard guard(m_mtxCtx);
 return modbus_write_and_read_registers((modbus_t *)m_ctx, write_addr, write_nb, src, read_addr, read_nb, dest);
}

int CModBus::ReportSlaveId(int max_dest, uint8_t *dest)
{
 CGuard guard(m_mtxCtx);
 return modbus_report_slave_id((modbus_t *)m_ctx, max_dest, dest);
}

CModBus::ST_MAPPING_INFO* CModBus::MappingNewStartAddress(unsigned int start_bits, unsigned int nb_bits,\
    unsigned int start_input_bits, unsigned int nb_input_bits,\
    unsigned int start_registers, unsigned int nb_registers,\
    unsigned int start_input_registers, unsigned int nb_input_registers)
{
 return (ST_MAPPING_INFO*)modbus_mapping_new_start_address(start_bits, nb_bits, start_input_bits, nb_input_bits,\
  start_registers, nb_registers, start_input_registers, nb_input_registers);
}

CModBus::ST_MAPPING_INFO* CModBus::MappingNew(int nb_bits, int nb_input_bits, int nb_registers, int nb_input_registers)
{
 return (ST_MAPPING_INFO*)modbus_mapping_new(nb_bits, nb_input_bits, nb_registers, nb_input_registers);
}

void CModBus::MappingFree(ST_MAPPING_INFO *mb_mapping)
{
 return modbus_mapping_free((modbus_mapping_t*)mb_mapping);
}

int CModBus::SendRawRequest(uint8_t *raw_req, int raw_req_length)
{
 CGuard guard(m_mtxCtx);
 return modbus_send_raw_request((modbus_t *)m_ctx, raw_req, raw_req_length);
}

int CModBus::Receive(uint8_t *req)
{
 CGuard guard(m_mtxCtx);
 return modbus_receive((modbus_t *)m_ctx, req);
}

int CModBus::ReceiveConfirmation(uint8_t *rsp)
{
 CGuard guard(m_mtxCtx);
 return modbus_receive_confirmation((modbus_t *)m_ctx, rsp);
}

int CModBus::Reply(const uint8_t *req, int req_length, ST_MAPPING_INFO *mb_mapping)
{
 CGuard guard(m_mtxCtx);
 return modbus_reply((modbus_t *)m_ctx, req, req_length, (modbus_mapping_t*)mb_mapping);
}

int CModBus::ReplyException(const uint8_t *req, unsigned int exception_code)
{
 CGuard guard(m_mtxCtx);
 return modbus_reply_exception((modbus_t *)m_ctx, req, exception_code);
}

void CModBus::SetBitsFromByte(uint8_t *dest, int idx, const uint8_t value)
{
 return modbus_set_bits_from_byte(dest, idx, value);
}

void CModBus::SetBitsFromBytes(uint8_t *dest, int idx, unsigned int nb_bits, const uint8_t *tab_byte)
{
 return modbus_set_bits_from_bytes(dest, idx, nb_bits, tab_byte);
}

uint8_t CModBus::GetByteFromBits(const uint8_t *src, int idx, unsigned int nb_bits)
{
 return modbus_get_byte_from_bits(src, idx, nb_bits);
}

float CModBus::GetFloat(const uint16_t *src)
{
 return modbus_get_float(src);
}

float CModBus::GetFloatAbcd(const uint16_t *src)
{
 return modbus_get_float_abcd(src);
}

float CModBus::GetFloatDcba(const uint16_t *src)
{
 return modbus_get_float_dcba(src);
}

float CModBus::GetFloatBadc(const uint16_t *src)
{
 return modbus_get_float_badc(src);
}

float CModBus::GetFloatCdab(const uint16_t *src)
{
 return modbus_get_float_cdab(src);
}

void CModBus::SetFloat(float f, uint16_t *dest)
{
 return modbus_set_float(f, dest);
}

void CModBus::SetFloatAbcd(float f, uint16_t *dest)
{
 return modbus_set_float_abcd(f, dest);
}

void CModBus::SetFloatDcba(float f, uint16_t *dest)
{
 return modbus_set_float_dcba(f, dest);
}

void CModBus::SetFloatBadc(float f, uint16_t *dest)
{
 return modbus_set_float_badc(f, dest);
}

void CModBus::modbSetFloatCdab(float f, uint16_t *dest)
{
 return modbus_set_float_cdab(f, dest);
}

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