Control Data Cyber 170 State Hardware Reference Manual page 112

CP Exchange Jump Instructions
Exchange Jump
013 jK
Central exchange jump t o (Bj) +K
X J Bj
+
K
when C Y B E R 170 M F s e t
013xx Monitor exchange jump t o MA when XJ
CYBER 170 M F c l e a r
This i n s t r u c t i o n must s t a r t a t p a r c e l 0. Also, a C Y B E R 170 exchange package
must be ready a t address
B j
p l u s K o r a t address MA.
This i n s t r u c t i o n s t o r e s P p l u s
1
i n t o t h e outgoing C Y B E R 170 exchange package
i n hardware and then exchanges t h i s C Y B E R 170 exchange package with t h e CYBER
170 exchange package s t o r e d i n memory. I f t h e CYBER 170 MF i s s e t a t the
beginning of t h e i n s t r u c t i o n , t h e incoming CYBER 170 exchange package s t a r t s a t
a b s o l u t e address B j plus K. I f t h e C Y B E R 170 M F i s c l e a r a t t h e beginning,
then the
j
and K f i e l d s of the i n s t r u c t i o n a r e ignored,
and the incoming CYBER
170 exchange package s t a r t s a t a b s o l u t e address MA, which i s obtained from t h e
outgoing CYBW 170 exchange package. I n e i t h e r c a s e , t h e C Y B E R 170 M F
i s
toggled, and t h e outgoing
CYBER
170 exchange package i s s t o r e d beginning a t t h e
same CM address from where the incoming CYBER 170 exchange package i s
obtained. Also, t h e jump
i s
always t o r e l a t i v e address P, p a r c e l 0 , from t h e
new CYBER 170 exchange package.
Refer t o C Y B E R 170 Exchange Jump i n c h a p t e r 5 .