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8292
GPIB
CONTROLLER
• Complete IEEE Standard 488 Controller
Function
• Interface Clear (IFC) Sending Capability
Allows Seizure of
Bus
Control and/or
Initialization of the Bus
• Responds to Service Requests (SRQ)
• Sends
Remote Enable (REN), Allowing
Instruments
to Switch to Remote
Control
• Complete Implementation
of Transfer
Control Protocol
•
Synchronous Control Seizure Prevents
the Destruction of Any Data
Transmission
in
Progress
• Connects with the
8291
to Form a
Complete IEEE Standard 488 Interface
Talker/Listener/Controller
The 8292 GPIB Controller is a microprocessor-controlled chip designed
to
function with the
8291
GPIB Talker/Listener
to
implement the full
IEEE
Standard
488
controller function, including transfer control protocol. The 8292 is a pre-
programmed
Intel® 8041A.
PIN CONFIGURATION
IFCL
vcc
X1
COUNT
X2
REN
RESET DAV
VCC
IBFI
Cs
OBFI
GND
EOI
Rli
SPI
AO
TCI
WR
CIC
SYNC
NC
DO
ATNO
D1
NC
D2
CLTH
D3
VCC
D4
NC
DS
SYC
D6
IFC
D7
/lTNI
VSS
SRQ
8291,8292 SYSTEM DIAGRAM
:
__
IT_,
~.~"'''=.
"'no
00'
I DACK
I
DMA
DREQ
I CONTROLLER I
I
(OPTIONAL) I
L
______
I
T!Ri
TiRl!
8291
GPIB
TALKER!
LISTENER
GENERAL
PURPOSE
INTERFACE
BUS
9-106
8292
GPIB
CONTROLLER
00741C