Bally 5000 Plus, Manual

Page: 189 / 388

C i r cu i t Descr i pt i on ( cont " d )
5 VDC Out pu t Por t
Por t A I n t e r f aces t he BAL L Y L i nk
P rog r ess i ve and
BALL Y Doub l e
P r og r e s s i ve .
Por t 2B I n t e r f a ces
w i t h t he op t i on a l d i g i t d i sp l ay
se l ec t ( e . g . P i ck 3 ) .
Por t Ch i p
2B
B6
A E 6
W i t h t he W P s i gna l a t p i n 1 1 . t he
I nput d a t a p r esen t I s l a t c hed to
t he ou t pu t da t a . The ou t pu t
s i gna l s a r e a c t i ve LOW .
The d a t a r ema i ns l a t ched unt l I a
r ese t o r a no t h e r WP s i gna l I s s e n t .
The R ES E T s i gn a l ( P 1 p i n 1 2C ) I s
I nv e r t e d t h rough F 5 wh i ch d r i ve s
t he ou t p u t s t o a l og i c H I GH .
NOT E S
OUTPUT ( 5 VDC ) PORT D I AGRAM
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fit P 3
19 16 I� 12 9 6 !l 2
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