56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
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/*
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This file is part of the ArduinoModbus library.
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Copyright (c) 2018 Arduino SA. All rights reserved.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef _MODBUS_RTU_SERVER_H_INCLUDED
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#define _MODBUS_RTU_SERVER_H_INCLUDED
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#include "ModbusServer.h"
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#include <ArduinoRS485.h>
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class ModbusRTUServerClass : public ModbusServer {
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public:
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ModbusRTUServerClass();
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ModbusRTUServerClass(RS485Class& rs485);
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virtual ~ModbusRTUServerClass();
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/**
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* Start the Modbus RTU server with the specified parameters
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*
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* @param id (slave) id of the server
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* @param baudrate Baud rate to use
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* @param config serial config. to use defaults to SERIAL_8N1
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*
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* Return 1 on success, 0 on failure
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*/
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int begin(int id, unsigned long baudrate, uint16_t config = SERIAL_8N1);
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int begin(RS485Class& rs485, int id, unsigned long baudrate, uint16_t config = SERIAL_8N1);
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/**
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* Poll interface for requests
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*/
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virtual int poll();
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private:
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RS485Class* _rs485;// = &RS485;
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};
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extern ModbusRTUServerClass ModbusRTUServer;
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#endif
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