Wang 5536 - Page 22

3402
The IN-OUT decoders also control the Workstation audio prompt (beep/click)
feature, and optional horizontal scroll requests.
OA 14MH/I
l90A
C:PU
BUSAK
CRT
SCAN
LOGIC
He H5 Ve Vs ROWS
COLUMN 001 TIME
CRTMCMURV
..-----.,FFFF
CRT
CHARACTER EOOO
CAT TUBE
PA.Ally rnRoA
POWfRUP
ADDRESS BUS
____ iiis
MEMORY t~-?_
SEQUENCE
...
OMA
REQUEST
I ~-----..._.._ __ ~1l>1.,,..+-----""""'------..,.,....-..----------~
0
0
0
1
I DAU eus
euslia
<J
PARITY
GENERATION
ANO
CHECKING
Figure 2-5.
1/0 Decoding
2-8
DATA
LINK
FOl
OLS
f,..C BtiC
COAX CABl l S
TO MASTER
SYSTEM
WORK
'iTATION
MAIN
RAM
MEMORY
48K HFFF
HKl1Hfl
1bKIJFFFI
OMA
SfO~fNLES
•
•
•