1 | /* |
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2 | * libmodbusWrapper.h |
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3 | * ModBusKit |
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4 | */ |
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5 | //Created by Matthew Butch on 03/02/08. |
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6 | // Copyright 2008 Volitans Software and R Engineering, Inc. |
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7 | /* |
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8 | This library is free software; you can redistribute it and/or |
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9 | modify it under the terms of the GNU Lesser General Public |
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10 | License as published by the Free Software Foundation; either |
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11 | version 2 of the License, or (at your option) any later version. |
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12 | |
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13 | This library is distributed in the hope that it will be useful, |
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14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 | Lesser General Public License for more details. |
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17 | |
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18 | You should have received a copy of the GNU Lesser General Public |
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19 | License along with this library; if not, write to the Free Software |
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20 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. |
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21 | |
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22 | These library of functions are designed to enable a program send and |
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23 | receive data from a device that communicates using the Modbus protocol. |
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24 | */ |
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25 | // |
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26 | // This is an C++ wrapper for libmodbus |
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27 | #ifndef _LIBMODBUSWRAPPER_H_ |
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28 | #define _LIBMODBUSWRAPPER_H_ |
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29 | |
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30 | #include <string.h> |
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31 | #include <stdio.h> |
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32 | #include "modbus.h" |
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33 | using namespace std; |
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34 | |
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35 | enum {k_unknown=0, k_none, k_odd, k_even}; |
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36 | enum {k_5=5, k_6, k_7, k_8}; |
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37 | enum {k_1=1, k_2}; |
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38 | |
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39 | class libmodbusWrapper |
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40 | { |
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41 | modbus_param_t mb_param; |
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42 | int errorCode; |
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43 | bool debug; |
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44 | |
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45 | public: |
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46 | bool lmbInitSerial(const char* device, int baud, int parity, int data_bit, int stop_bit); |
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47 | bool lmbInitTCP(const char* device, int port); |
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48 | int lmbConnect(); |
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49 | void lmbDisconnect(); |
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50 | bool lmbReadDiscreteInput(int slaveID, int startAddress, int inputCount, uint8_t *data); |
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51 | bool lmbReadCoil(int slaveID, int startAddress, int coilCount, uint8_t *data); |
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52 | bool lmbWriteSingleCoil(int slaveID, int coilAddress, bool state); |
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53 | bool lmbWriteMultipleCoils(int slaveID, int startAddress, int coilCount, uint8_t *states); |
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54 | bool lmbReadInputRegisters(int slaveID, int startAddress, int registerCount, uint16_t *data); |
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55 | bool lmbReadHoldingRegisters(int slaveID, int startAddress, int registerCount, uint16_t *data); |
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56 | bool lmbWriteSingleHoldingRegister(int slaveID, int registerAddress, uint16_t value); |
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57 | bool lmbWriteMultipleHoldingRegisters(int slaveID, int startAddress, int registerCount, uint16_t *values); |
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58 | int lmbErrorCode(); |
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59 | void lmbSetDebug(bool state); |
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60 | void lmbSetRawDataSave(bool state); |
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61 | int lmbLastRawQuery(uint8_t *rawQuery); |
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62 | int lmbLastRawResponse(uint8_t *rawResponse); |
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63 | int libmodbusWrapper::lmbLastRawQueryLength(); |
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64 | int libmodbusWrapper::lmbLastRawResponseLength(); |
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65 | }; |
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66 | |
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67 | #endif |
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