wincc flexible 2008 to delta dvp modbus problem

[rnkgajjar]

i have problem when i read M0 TO M7 BITS FROM DELTA PLC TO WINCC FLEXIBLE RUNTIME. I CAN ONLY ABLE TO READ M0 AND M1 AFTER M2 TO ALL BIT CAN NOT ABLE TO READ.IF ANY ONE HAVE DONE THIS THEN PLEASE REPLY ME AS AP THANKS.