(
(
('
t
Routine
Returned Information
Number Description
Status
Data
(hex) Meaning
The serial
I/O
adapter wrap connector must be attached
for
routines 51007 through 51014.
51007 Tests that data set ready and clear
F6
Good test.
to
send status bits can
be
set.
51008
Tests that alternating
bit
patterns 10 bytes
of
AA
Good test.
can be transmitted and wrapped 10 bytes
of
E1
Not
timer interrupt.
back correctly. 1 0 bytes
of
E2
Interrupts too frequent.
51009 Tests that all
O's
pattern can
be
10 bytes
of
00
Good Test.
transmitted and wrapped back 10 bytes
of
E1
Not
timer interrupt.
correctly. 10 bytes
of
E2
Interrupts
too
frequent.
51010 Tests that all 1's pattern can be 10 bytes
of
FF
Good test.
transmitted and wrapped back 10 bytes
of
E1
Not
timer interrupt.
correctly. 10 bytes
of
E2
Interrupts too frequent.
51012 Tests
for
inactive timer interrupt
00
Good test.
when no start bit received while in
receive mode.
51011 Tests
for
timer interrupt when start 97 Good test.
bit
received while in receive mode.
51013 Tests that dropping out
of
receive
00
Good test.
mode after a start bit is received
prevents a timer interrupt.
51014
Tests
for
an
inactive timer interrupt
00
Good test.
when a short start bit is received
while in receive mode with the
start
bit
check enabled.
The serial
I/O
adapter wrap connector should not be attached
for
routine 51015. Probe pin 8 on the serial
I/O
connector.
51015 Tests the '+receive line signal
detector' signal line.
The
CE
probe UP light should be on.
Diagnostic Program Routines 3-59
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