package com.ld.igds.protocol.modbus;
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import com.serotonin.modbus4j.ModbusFactory;
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import com.serotonin.modbus4j.ModbusMaster;
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import com.serotonin.modbus4j.exception.ErrorResponseException;
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import com.serotonin.modbus4j.exception.ModbusInitException;
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import com.serotonin.modbus4j.exception.ModbusTransportException;
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import com.serotonin.modbus4j.ip.IpParameters;
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import com.serotonin.modbus4j.locator.BaseLocator;
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import com.serotonin.modbus4j.msg.*;
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/**
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* Modbus 工具类
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*/
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public class ModbusTest {
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/**
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* 工厂
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*/
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static ModbusFactory modbusFactory;
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static ModbusMaster modbusMaster;
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static {
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if (modbusFactory == null) {
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modbusFactory = new ModbusFactory();
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}
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}
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/**
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* 获取master
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*
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* @return
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*/
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public static ModbusMaster getMaster() throws ModbusInitException {
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if (modbusMaster == null) {
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IpParameters ipParameters = new IpParameters();
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ipParameters.setHost("127.0.0.1");
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ipParameters.setPort(502);
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modbusMaster = modbusFactory.createTcpMaster(ipParameters, true);
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modbusMaster.init();
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return modbusMaster;
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}
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return modbusMaster;
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}
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/**
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* 读取线圈开关状态数据 0x01
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*
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* @param slaveId
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* @param offset
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* @return
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* @throws ModbusInitException
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* @throws ModbusTransportException
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* @throws ErrorResponseException
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*/
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public static Boolean readCoilStatus(int slaveId, int offset) throws ModbusInitException, ModbusTransportException, ErrorResponseException {
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BaseLocator<Boolean> coilStatus = BaseLocator.coilStatus(slaveId, offset);
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Boolean res = getMaster().getValue(coilStatus);
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return res;
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}
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/**
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* 读离散输入寄存器状态数据 0x02
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*
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* @param slaveId
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* @param offset
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* @return
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* @throws ModbusInitException
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* @throws ModbusTransportException
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* @throws ErrorResponseException
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*/
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public static Boolean inputStatus(int slaveId, int offset) throws ModbusInitException, ModbusTransportException, ErrorResponseException {
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BaseLocator<Boolean> inputStatus = BaseLocator.inputStatus(slaveId, offset);
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Boolean res = getMaster().getValue(inputStatus);
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return res;
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}
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/**
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* 读保持寄存器数据 0x03
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*
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* @param slaveId
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* @param offset
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* @param dataType
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* @return
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* @throws ModbusInitException
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* @throws ModbusTransportException
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* @throws ErrorResponseException
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*/
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public static Number holdingRegister(int slaveId, int offset, int dataType) throws ModbusInitException, ModbusTransportException, ErrorResponseException {
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BaseLocator<Number> holdingRegister = BaseLocator.holdingRegister(slaveId, offset, dataType);
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Number value = getMaster().getValue(holdingRegister);
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return value;
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}
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/**
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* 读输入寄存器数据 0x04
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*
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* @param slaveId
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* @param offset
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* @param dataType
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* @return
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* @throws ModbusInitException
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* @throws ModbusTransportException
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* @throws ErrorResponseException
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*/
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public static Number inputRegister(int slaveId, int offset, int dataType) throws ModbusInitException, ModbusTransportException, ErrorResponseException {
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BaseLocator<Number> inputRegister = BaseLocator.inputRegister(slaveId, offset, dataType);
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Number value = getMaster().getValue(inputRegister);
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return value;
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}
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/**
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* 写线圈开关状态数据 0x05
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*
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* @param slaveId
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* @param offset
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* @param status
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* @return
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* @throws ModbusTransportException
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* @throws ModbusInitException
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*/
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public static Boolean writeCoilStatus(int slaveId, int offset, boolean status) throws ModbusTransportException, ModbusInitException {
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boolean coilValue = status;
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WriteCoilRequest coilRequest = new WriteCoilRequest(slaveId, offset, coilValue);
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WriteCoilResponse coilResponse = (WriteCoilResponse) getMaster().send(coilRequest);
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return !coilResponse.isException();
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}
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/**
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* 写单个保持寄存器数据 0x06
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*
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* @param slaveId
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* @param offset
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* @param vlaue
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* @return
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* @throws ModbusTransportException
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* @throws ModbusInitException
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*/
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public static Boolean writeRegister(int slaveId, int offset, int vlaue) throws ModbusTransportException, ModbusInitException {
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WriteRegisterRequest registerRequest = new WriteRegisterRequest(slaveId, offset, vlaue);
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WriteRegisterResponse registerResponse = (WriteRegisterResponse) getMaster().send(registerRequest);
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return !registerResponse.isException();
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}
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/**
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* 写线圈开关状态数据【多】 0x0f
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*
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* @param slaveId
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* @param offset
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* @param booleans
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* @return
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* @throws ModbusTransportException
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* @throws ModbusInitException
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*/
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public static Boolean writeCoils(int slaveId, int offset, boolean[] booleans) throws ModbusTransportException, ModbusInitException {
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WriteCoilsRequest writeCoils = new WriteCoilsRequest(slaveId, offset, booleans);
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WriteCoilsResponse coilsResponse = (WriteCoilsResponse) getMaster().send(writeCoils);
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return !coilsResponse.isException();
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}
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/**
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* 写保存寄存器数据【多】 0x10
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*
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* @param slaveId
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* @param offset
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* @param nums
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* @return
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* @throws ModbusTransportException
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* @throws ModbusInitException
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*/
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public static Boolean writeRegisters(int slaveId, int offset, short[] nums) throws ModbusTransportException, ModbusInitException {
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WriteRegistersRequest writeRegisters = new WriteRegistersRequest(slaveId, offset, nums);
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WriteRegistersResponse registersResponse = (WriteRegistersResponse) getMaster().send(writeRegisters);
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return !registersResponse.isException();
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}
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public static void main(String[] args) throws ModbusInitException, ModbusTransportException, ErrorResponseException {
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// 01测试
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Boolean v0001 = readCoilStatus(1, 2148);
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System.out.println("get 2148 :" + v0001);
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// 03测试
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// Number v0001 = holdingRegister(136, 3, DataType.TWO_BYTE_INT_SIGNED);
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// Number v0003 = holdingRegister(1, 2, DataType.TWO_BYTE_INT_SIGNED);
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// Number v0009 = holdingRegister(1, 8, DataType.TWO_BYTE_INT_SIGNED);
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// System.out.println("get v0001 result:" + v0001);
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// System.out.println("get v0003 result:" + v0003);
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// System.out.println("get v0009 result:" + v0009);
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// 04测试
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// Number v0001 = inputRegister(136, 0, DataType.TWO_BYTE_INT_SIGNED);
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// Number v0003 = inputRegister(136, 2, DataType.TWO_BYTE_INT_SIGNED);
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// Number v0009 = inputRegister(136, 8, DataType.TWO_BYTE_INT_SIGNED);
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// System.out.println("get v0001 result:" + v0001);
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// System.out.println("get v0003 result:" + v0003);
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// System.out.println("get v0009 result:" + v0009);
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// 05测试
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// Boolean v0001 = writeCoilStatus(1, 0, true);
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// Boolean v0002 = writeCoilStatus(1, 1, false);
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// Boolean v0007 = writeCoilStatus(1, 6, true);
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// System.out.println("update v0001 status result:" + v0001);
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// System.out.println("update v0002 status result:" + v0002);
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// System.out.println("update v0007 status result:" + v0007);
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// 06测试
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// Boolean v0001 = writeRegister(136, 0, 98);
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// Boolean v0002 = writeRegister(136, 1, 0);
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// Boolean v0007 = writeRegister(136, 6, 100);
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// System.out.println("update v0001 status result:" + v0001);
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// System.out.println("update v0002 status result:" + v0002);
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// System.out.println("update v0007 status result:" + v0007);
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// 0f测试
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//Boolean res1 = writeCoils(1, 1, new boolean[]{true, true, false, true});
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// 10测试
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//Boolean res2 = writeRegisters(136, 7, new short[]{1, 2, 3});
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//Boolean res3 = writeRegisters(136, 7, new short[]{991, 778, 25, 0});
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}
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}
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