I/O Refresh (Refresh Processing With Input/Output Modules) - Mitsubishi Electric Q01UCPU User Manual

If any parameter or program is changed in the STOP status, reset the CPU module using the RUN/STOP/RESET switch.
2.4.2

I/O Refresh (Refresh Processing with Input/Output Modules)

The CPU module performs the following before sequence program operations.
• On/off data input from the input module or intelligent function module to the CPU module
• On/off data output from the CPU module to the output module or intelligent function module
When the constant scan time is set, I/O refresh is performed after the constant scan waiting time has
elapsed. (I/O refresh is performed at each constant scan cycle.)
66
RUN/STOP/RESET switch
RESET RUN
STOP