package com.modbus.data;
|
|
import com.serotonin.modbus4j.ModbusMaster;
|
import com.serotonin.modbus4j.exception.ErrorResponseException;
|
import com.serotonin.modbus4j.exception.ModbusTransportException;
|
import com.serotonin.modbus4j.locator.BaseLocator;
|
import com.serotonin.modbus4j.msg.ModbusResponse;
|
import com.serotonin.modbus4j.msg.WriteCoilRequest;
|
import com.serotonin.modbus4j.msg.WriteCoilResponse;
|
import com.serotonin.modbus4j.msg.WriteCoilsRequest;
|
import com.serotonin.modbus4j.msg.WriteCoilsResponse;
|
import com.serotonin.modbus4j.msg.WriteRegisterRequest;
|
import com.serotonin.modbus4j.msg.WriteRegisterResponse;
|
import com.serotonin.modbus4j.msg.WriteRegistersRequest;
|
|
public class MyModbusUtils {
|
|
/**
|
* 读取[01 Coil Status 0x]类型 开关数据
|
*
|
* @param slaveId
|
* slaveId
|
* @param offset
|
* 位置
|
* @return 读取值
|
*/
|
public static Boolean readCoilStatus(int offset,MyModbusMaster master){
|
// 01 Coil Status
|
BaseLocator<Boolean> loc = BaseLocator.coilStatus(master.getSlaveId(), offset);
|
Boolean value = null;
|
boolean isSuccess = true;
|
try {
|
value = master.getMaster().getValue(loc);
|
} catch (ModbusTransportException | ErrorResponseException e) {
|
//e.printStackTrace();
|
isSuccess = false;
|
} finally {
|
if(isSuccess) {
|
master.clearError();
|
}else {
|
master.addErrorCount();
|
}
|
}
|
return value;
|
}
|
|
/**
|
* 读取[02 Input Status 1x]类型 开关数据
|
*
|
* @param slaveId
|
* @param offset
|
* @return
|
*/
|
public static Boolean readInputStatus(int offset,MyModbusMaster master){
|
// 02 Input Status
|
BaseLocator<Boolean> loc = BaseLocator.inputStatus(master.getSlaveId(), offset);
|
Boolean value = null;;
|
boolean isSuccess = true;
|
try {
|
value = master.getMaster().getValue(loc);
|
} catch (ModbusTransportException | ErrorResponseException e) {
|
//e.printStackTrace();
|
isSuccess = false;
|
} finally {
|
if(isSuccess) {
|
master.clearError();
|
}else {
|
master.addErrorCount();
|
}
|
}
|
return value;
|
}
|
|
/**
|
* 读取[03 Holding Register类型 2x]模拟量数据
|
*
|
* @param slaveId
|
* slave Id
|
* @param offset
|
* 位置
|
* @param dataType
|
* 数据类型,来自com.serotonin.modbus4j.code.DataType
|
* @return
|
*/
|
public static Number readHoldingRegister(int offset, int dataType,MyModbusMaster master){
|
// 03 Holding Register类型数据读取
|
BaseLocator<Number> loc = BaseLocator.holdingRegister(master.getSlaveId(), offset, dataType);
|
Number value = null;
|
boolean isSuccess = true;
|
try {
|
value = master.getMaster().getValue(loc);
|
} catch (ModbusTransportException | ErrorResponseException e) {
|
//e.printStackTrace();
|
isSuccess = false;
|
} finally {
|
if(isSuccess) {
|
master.clearError();
|
}else {
|
master.addErrorCount();
|
}
|
}
|
return value;
|
}
|
|
/**
|
* 读取[04 Input Registers 3x]类型 模拟量数据
|
*
|
* @param slaveId
|
* slaveId
|
* @param offset
|
* 位置
|
* @param dataType
|
* 数据类型,来自com.serotonin.modbus4j.code.DataType
|
* @return 返回结果
|
* @throws ModbusTransportException
|
* 异常
|
* @throws ErrorResponseException
|
* 异常
|
* @throws ModbusInitException
|
* 异常
|
*/
|
public static Number readInputRegisters(int offset, int dataType,MyModbusMaster master){
|
// 04 Input Registers类型数据读取
|
BaseLocator<Number> loc = BaseLocator.inputRegister(master.getSlaveId(), offset, dataType);
|
Number value = null;
|
boolean isSuccess = true;
|
try {
|
value = master.getMaster().getValue(loc);
|
} catch (ModbusTransportException | ErrorResponseException e) {
|
//e.printStackTrace();
|
isSuccess = false;
|
} finally {
|
if(isSuccess) {
|
master.clearError();
|
}else {
|
master.addErrorCount();
|
}
|
}
|
return value;
|
}
|
|
/**
|
* 批量读取使用方法
|
*
|
* @throws ModbusTransportException
|
* @throws ErrorResponseException
|
* @throws ModbusInitException
|
*/
|
public static void batchRead() {
|
// BatchRead<Integer> batch = new BatchRead<Integer>();
|
//
|
// batch.addLocator(0, BaseLocator.holdingRegister(1, 1, DataType.FOUR_BYTE_FLOAT));
|
// batch.addLocator(1, BaseLocator.inputStatus(1, 0));
|
//
|
// ModbusMaster master = getMaster();
|
//
|
// batch.setContiguousRequests(false);
|
// BatchResults<Integer> results = master.send(batch);
|
// System.out.println(results.getValue(0));
|
// System.out.println(results.getValue(1));
|
}
|
|
/**
|
* 写 [01 Coil Status(0x)]写一个 function ID = 5
|
*
|
* @param slaveId
|
* slave的ID
|
* @param writeOffset
|
* 位置
|
* @param writeValue
|
* 值
|
* @return 是否写入成功
|
*/
|
public static boolean writeCoil(int writeOffset, boolean writeValue,MyModbusMaster master){
|
// 获取master
|
ModbusMaster tcpMaster = master.getMaster();
|
// 创建请求
|
// 发送请求并获取响应对象
|
WriteCoilResponse response = null;
|
try {
|
WriteCoilRequest request = new WriteCoilRequest(master.getSlaveId(), writeOffset, writeValue);
|
response = (WriteCoilResponse) tcpMaster.send(request);
|
} catch (ModbusTransportException e) {
|
e.printStackTrace();
|
}
|
if (response == null || response.isException()) {
|
master.addErrorCount();
|
return false;
|
} else {
|
master.clearError();
|
return true;
|
}
|
}
|
|
/**
|
* 写[01 Coil Status(0x)] 写多个 function ID = 15
|
*
|
* @param slaveId
|
* slaveId
|
* @param startOffset
|
* 开始位置
|
* @param bdata
|
* 写入的数据
|
* @return 是否写入成功
|
*/
|
public static boolean writeCoils(int startOffset, boolean[] bdata,MyModbusMaster master) {
|
// 获取master
|
ModbusMaster tcpMaster = master.getMaster();
|
// 创建请求
|
WriteCoilsRequest request;
|
WriteCoilsResponse response = null;
|
try {
|
request = new WriteCoilsRequest(master.getSlaveId(), startOffset, bdata);
|
response = (WriteCoilsResponse) tcpMaster.send(request);
|
} catch (ModbusTransportException e) {
|
e.printStackTrace();
|
}
|
// 发送请求并获取响应对象
|
if (response == null || response.isException()) {
|
master.addErrorCount();
|
return false;
|
} else {
|
master.clearError();
|
return true;
|
}
|
|
}
|
|
/***
|
* 写[03 Holding Register(4x)] 写一个 function ID = 6
|
*
|
* @param slaveId
|
* @param writeOffset
|
* @param writeValue
|
* @return
|
*/
|
public static boolean writeRegister(int writeOffset, short writeValue,MyModbusMaster master){
|
// 获取master
|
ModbusMaster tcpMaster = master.getMaster();
|
// 创建请求对象
|
WriteRegisterRequest request;
|
WriteRegisterResponse response = null;
|
try {
|
request = new WriteRegisterRequest(master.getSlaveId(), writeOffset, writeValue);
|
response = (WriteRegisterResponse) tcpMaster.send(request);
|
} catch (ModbusTransportException e) {
|
e.printStackTrace();
|
}
|
if (response == null || response.isException()) {
|
master.addErrorCount();
|
return false;
|
} else {
|
master.clearError();
|
return true;
|
}
|
|
}
|
|
/**
|
*
|
* 写入[03 Holding Register(4x)]写多个 function ID=16
|
*
|
* @param slaveId
|
* modbus的slaveID
|
* @param startOffset
|
* 起始位置偏移量值
|
* @param sdata
|
* 写入的数据
|
* @return 返回是否写入成功
|
*/
|
public static boolean writeRegisters(int startOffset, short[] sdata,MyModbusMaster master){
|
// 获取master
|
ModbusMaster tcpMaster = master.getMaster();
|
// 创建请求对象
|
WriteRegistersRequest request;
|
// 发送请求并获取响应对象
|
ModbusResponse response = null;
|
try {
|
request = new WriteRegistersRequest(master.getSlaveId(), startOffset, sdata);
|
response = tcpMaster.send(request);
|
} catch (ModbusTransportException e) {
|
e.printStackTrace();
|
}
|
if (response.isException()) {
|
//log.error(response.getExceptionMessage());
|
master.addErrorCount();
|
return false;
|
} else {
|
master.clearError();
|
return true;
|
}
|
}
|
|
/**
|
* 写入数字类型的模拟量（如:写入Float类型的模拟量、Double类型模拟量、整数类型Short、Integer、Long）
|
*
|
* @param slaveId
|
* @param offset
|
* @param value
|
* 写入值,Number的子类,例如写入Float浮点类型,Double双精度类型,以及整型short,int,long
|
* @param registerCount
|
* ,com.serotonin.modbus4j.code.DataType
|
*/
|
public static void writeHoldingRegister(int offset, Number value, int dataType,MyModbusMaster master){
|
// 获取master
|
ModbusMaster tcpMaster = master.getMaster();
|
// 类型
|
BaseLocator<Number> locator = BaseLocator.holdingRegister(master.getSlaveId(), offset, dataType);
|
boolean isSuccess = true;
|
try {
|
tcpMaster.setValue(locator, value);
|
} catch (ModbusTransportException | ErrorResponseException e) {
|
//e.printStackTrace();
|
isSuccess = true;
|
} finally {
|
if(isSuccess) {
|
master.clearError();
|
}else {
|
master.addErrorCount();
|
}
|
}
|
}
|
}
|
