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Modbus-TCP protocol for java.

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package me.martiii.modbustcpjava.protocol.requests;

import me.martiii.modbustcpjava.protocol.ModbusRequest;

public class ReadRequest extends ModbusRequest {
    public ReadRequest(byte functionCode, int addressFirstRegister, int numberRegisters) {
        super(functionCode);

        data = new byte[4];
        data[0] = (byte) (addressFirstRegister >>> 8);
        data[1] = (byte) addressFirstRegister;
        data[2] = (byte) (numberRegisters >>> 8);
        data[3] = (byte) numberRegisters;
    }
}