Technical data

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Test Descriptions
3
SCC Error Messages
The SCC test group error messages generally take the following form:
SCC BAUDS: Baud Rates....................... Running ---> FAILED
SCC/BAUDS Test Failure Data:
Transmit/Receive Character Miscompare Error:
Expected =55, Actual =5F
SCC Base Address =80000840, Channel =01
Baud Rate =1200
The first line of the failure identifies what type of failure occurred. The
following line provides additional information about the failure.
Table 3-22. SCC Error Messages
Error Message Symptom or Cause
Exception, Vector xx An unexpected exception
occurred.
Data Miscompare Error:
Address =
xxxxxxxx, Register Index =xx
Expected =xx, actual =xx
Data write does not match
data read.
Exception Vector Serviced Error:
Expected =
xxx, Actual =xxx
Interrupt Level =x
SCC Base Address =xxxxxxxx, Channel =xx
Incorrect vector taken or
provided during interrupt
service.
Exception failed to occur, Vector Expected =xxx
Interrupt Level = X
SCC Base Address =xxxxxxxx, Channel =xx
During Interrupt testing, no
interrupt was generated or
received.
Interrupt Not (Stuck-At) Error:
Vector =
xxx, Interrupt Level =x
SCC Base Address =xxxxxxxx, Channel =xx
A preexisting interrupt could
not be cleared.
SCC Receiver Error: Status = XXX
SCC Base Address =xxxxxxxx, Channel =xx
Baud Rate =xxxx
<Additional error info>
Data transmission error
occurred. Possible error are:
framing, parity, or data
overrun