for(int k =0; smscontent[k]!=NULL;k++)
        {
            if (smscontent[k] == 'C')
            {
                if (smscontent[k+1] == 'H')
                {
                    if (smscontent[k+2] == 'A')
                    {
                        if (smscontent[k+3] == 'N')
                        {
                            if (smscontent[k+4] == 'G')
                            {
                                if (smscontent[k+5] == 'E')
                                {


                                    if(isdigit(smscontent[k+6]))
                                    {
                                        serial_Tx("MATCH");

                                    }

                                }
                            }

                        }
                    }
                }


            }
            }