Routine
Returned
Information
Number
Description
Status
Data
(hex)
Meaning
Routines
COMOO
through COM25 test the communications Adapter feature. Neither the data set nor the wrap
connector needs
to
be attached
for
routines
CO
MOO
through COM05.
CO
MOO
Resets the expansion feature card.
COM01 Returns communications status.
XX
One byte
of
sense status.
COM02 Tests
for
timer interrupt
in
transmit
96
Good test.
mode.
COM03 Tests 134.5 bps timer interrupt
96
0200
through Good test.
rate. 02F2
Data is the rate in tens
of
p.s.
00
0700
No interrupt occurred.
COM04
Tests 300 bps timer interrupt rate.
96
0147 through
Good test.
014E
Data is the rate
in
tens
of
p.s.
00
0700
No interrupt occurred.'
COMOS
Tests 1200 bps timer interrupt rate.
96
0381 through Good test.
0399
Data is the rate in tens
of
p.s.
00
0700
No interrupt occurred.
The communications wrap connector must
be
attached
for
routines COM06 through COM10.
COM06 Tests
for
long space interrupt
EF
1886
through Good test.
when long space received with
1800
terminal ready set.
00
61A8 No interrupt occurred.
COM07 Tests
for
inactive long space
00
Good test.
interrupt when continuous mark
received
with
terminal ready set.
COM08 Tests
for
inactive long space
00
Good test.
interrupt when short space
received with terminal ready set.
COM09 Tests that long space interrupt 87
Good test
for
communications
reset command resets the interrupt adapter.
level and long space interrupt
status.
96
Good test
for
Expansion feature.
3-56
/
/
"'--
/
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