D-4
110
Backplane
Pinout
Data
Signal
Definition
NSTS I/O bus status (negative true).
NSWO
Select code switch a (negative true).
NSWI Select code switch 1 (negative true).
NSW2 Select code switch 2 (negative true).
NSYNC
Synchronize (negative true).
NUAD
Your address; slot/select code select (negative true).
NWAIT
(Not used)
PPON
Primary power on;
all
outputs
in
spec.
READ
I/O bus data direction (positive true; high indicates data to lOP).
SGND Safety ground.
SPON
Same
as PPON.
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