Texas Instruments 990 User Manual page 19

Introduction
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START-UP UTILITIES
NETWORK
GENERATOR
COMMUNICATIONS
PACKAGE GENERATOR
REMOTE SCI
GENERATOR
NETWORK ACTIVATOR
DOWNLOAD PRE-
PRECESSOR
APPLICATION TASK
UTILITIES:
COMMUNICATIONS TASKS
ATTACHED TO THE
MEMORY-RESIDENT
PROCEDURE
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.
FCCC
DSR
MEMORY-RESIDENT
PROCEDURE:
.....
DOWNLOADER
REMOTE SCI
ACTIVATE/
.. ... SVC
>
40 ... ..
~
....
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PROCESSOR
~~~~~w
COMMUNICATIONS I/O
BUFFERS
NETWORK INFORMA-
TION TABLE
QUEUES DEACTIVATE
STATISTICS
APPLICATIONS
PROGRAMS
...
....
.0
COMMUNICATIONS
CONTROLLER (FCCC)
WITH LINE
CONTROL PROGRAMS
- - - - - - - - - - - - - - -
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.-J
LOCAL LINE CABLE
!;X;;EC-;'O:;y
~A~N-
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REMOTE SCI (OPTIONAL)
COMMUNICATIoNS
PACKAGE SOFTWARE
NETWORK INFORMATION
TABLE
COMMUNICATIONS I/O
BUFFERS
QUEUES
w ... ~------~-w
LLM
..... --.. DSR
- - - - - - -
...
. .
-
COMMUNICATIONS
CONTROLLER (LLM)
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Figure 1-2 Canponents of the HDLC Canmunications Pac kage
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