System Register Tables
%S Registers
%S registers indicate system status as follows:
%S Registers
S# Name Predefined I/O
Name
Notes
%S1 First Scan FST_SCN On for 1 scan only each time the program is first run
%S2 Network OK NET_OK If on, the Network is OK
%S3 10ms pulse T_10MS Cycling pulse that is high for 5ms and low for 5ms
%S4 100ms pulse T_100MS Cycling pulse that is high for 50ms and low for 50ms
%S5 1 second pulse T_1SEC Cycling pulse that is high for 500ms and low for
500ms
%S6 I/O OK IO_OK If on, the I/O system is OK
%S7 Always On ALW_ON This bit is always on
%S8 Always OFF ALW_OFF This bit is always off
%S9 Pause Scan PAUSING_SCN On for at least 1 scan prior to Pause 'n Load
%S10 Resume Scan RESUMED_SCN On for 1 scan only after Pause 'n Load is done
%S11 Forcing Present FORCE If on, I/O is presently being forced
%S12 Forcing
Enabled
FORCE_EN If on, I/O forcing is been enabled
%S13 Net I/O OK NET_IO_OK If on, Network I/O is OK
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