コード例 #1
0
        /// <summary>
        /// 向CIO区写入地址命令
        /// </summary>
        /// <param name="startAddr"></param>
        /// <param name="bitValue"></param>
        /// <param name="cmdBytes"></param>
        /// <param name="restr"></param>
        /// <returns></returns>
        public bool WriteCIOAddrCmd(float startAddr, short[] bitValue, ref byte[] cmdBytes, ref string restr)
        {
            try
            {
                string writeCioStr = "";
                string finsLength  = Convert.ToString((26 + bitValue.Length), 16).PadLeft(8, '0').ToUpper();

                string addrStr      = DataConvert.ConvertCIOAddr(startAddr);
                string addrCountStr = Convert.ToString((short)bitValue.Count(), 16).PadLeft(4, '0');

                writeCioStr = FINSHEAD + finsLength + FINSWRCMD + FINSERRORCODE + FINSHEADCODE + this.PLCNode + this.PCNode + SID
                              + WRITEORDERTYPE + CIOADDRAREA + addrStr + addrCountStr;

                for (int i = 0; i < bitValue.Length; i++)
                {
                    if (bitValue[i] > 1)
                    {
                        restr = "地址位值错误!";
                        return(false);
                    }
                    string valueStr = Convert.ToString(bitValue[i], 16).PadLeft(2, '0');
                    writeCioStr += valueStr;
                }
                cmdBytes = DataConvert.StrToToHexByte(writeCioStr);

                return(true);
            }
            catch (Exception ex)
            {
                restr = ex.Message;
                return(false);
            }
        }
コード例 #2
0
        /// <summary>
        /// 读取CIO区地址命令
        /// </summary>
        /// <param name="startAddr"></param>
        /// <param name="readAddrCount"></param>
        /// <param name="cmdBytes"></param>
        /// <param name="restr"></param>
        /// <returns></returns>
        public bool ReadCIOAddrCmd(float startAddr, short readAddrCount, ref byte[] cmdBytes, ref string restr)
        {
            try
            {
                string readDmStr    = "";
                string finsLenth    = "0000001A";//读取命令长度固定26
                string addrStr      = DataConvert.ConvertCIOAddr(startAddr);
                string addrCountStr = Convert.ToString(readAddrCount, 16).PadLeft(4, '0');

                readDmStr = FINSHEAD + finsLenth + FINSWRCMD + FINSERRORCODE + FINSHEADCODE + this.PLCNode + this.PCNode + SID
                            + READORDERTYPE + CIOADDRAREA + addrStr + addrCountStr;

                cmdBytes = DataConvert.StrToToHexByte(readDmStr);

                return(true);
            }
            catch (Exception ex)
            {
                restr = ex.Message;
                return(false);
            }
        }