Omron FZ4 Series User Manual page 496

PARAALLCOND or PAC
Retrieves terminal states except for DI in batches.
Retrieves the states of terminals except for DI in batches: Active or Inactive.
<Command format>
or
(Response format)
When processing is performed normally
7
When processing is not performed normally
(Parameters explanation)
Terminal
state
(Example)
The following sample command returns the state of enabled STEP0 and DSA1:
<Command>
<Response>
Sets terminal states except for D0 in batches
Sets the states of terminals except for D0 in batches: Active or Inactive.
494 Controlling/Outputting through Serial Communication (Non-procedure)
Returns the states of terminals 0 to 15:
・First bit: STEP0
・Second bit: DSA0
・Third bit: STEP1
・Fourth bit: DSA1
FZ4 User's Manual