I use c # development of PC, communication with PLC, PLC. I wrote the Write statement (" M100.0 ", 1) is successful, the actual operation using PC to control the solenoid valve opening and closing, PLC. However, the Write (" MB100, "18) is not successful, could you tell me what is it spelled correctly?
M100.0 is a bit in the PLC, MB100 is a register,