HP 8642A Operating Manual page 341

2-60124)
F
^ " ZF'WrSfct ^OsCS"
H P - I B ADDRESS A 1 - A 3
1Z
OUTPUT ENABLE
HP-IB SEL
CONTROLLER
RESET^
iNO GND
V
INTERRUPT PRIORITY ENCODING
X/Y
TTL HIGH 2
PROCESSOR
INTERRUPT
^
TTL HIGH 1
D 8 - D 1 5 ( D A T A BUS}
5 MHz
CLOCK
5 MHZ OSCILLATOR
UWR
VAL MEM
TIMER SEL
TIMER
.ENABLE
rV
TIMER
5Z
<T7)
( L S >
7~7 " V
-^i r v
CLK
7"
i
4
JUS A 1 - A 5 3
. t r
3: <
BUS AND PERIPHERAL
CONTROL
GZy+>
A E - A B ( T I M E R AODHESSi
DQ-D15
A19
-A
EEPROM
OUTPUT
ENABLE
OE
ADDRESS
STROBE
V
DATA BUS
DISCONNECT
X
GDn
SS4
*~GD
HE)
> - 1 -
OUJ
ADDRESS
DECODER
ZS—ST
k
DATA BUS D0-DJ5