SELF-TEST ERROR MESSAGES
M68CPU32BUG REV 1
B-1
APPENDIX B
SELF-TEST ERROR MESSAGES
B.1 INTRODUCTION
On power-up or reset, CPU32Bug executes a system self-test (confidence test) to verify system
integrity before issuing the sign-on message (SIGNON) and monitor prompt (CPU32Bug>). If an
error is detected, testing is aborted and an error message is printed after the sign on message and
monitor prompt. Error messages are summarized in Table B-1. The error address is displayed as
"000EXXXXXX" because the actual error address is only significant to qualified repair
personnel. Additional error values, such as address and data information, may also be printed.
Table B-1. Self-Test Error Messages
Test Type and Error Message
Failure Description
CPU Register Test:
ERROR $01 @ $000EXXXX, CONFIDENCE TEST FAILED
Dn test #1
ERROR $02 @ $000EXXXX, CONFIDENCE TEST FAILED
Dn test #2
ERROR $03 @ $000EXXXX, CONFIDENCE TEST FAILED
Dn test #3
ERROR $04 @ $000EXXXX, CONFIDENCE TEST FAILED
SR
ERROR $05 @ $000EXXXX, CONFIDENCE TEST FAILED
VBR, USP
ERROR $06 @ $000EXXXX, CONFIDENCE TEST FAILED
An
ERROR $07 @ $000EXXXX, CONFIDENCE TEST FAILED
Exchange
CPU Instruction Test:
ERROR $10 @ $000EXXXX, CONFIDENCE TEST FAILED
AND, OR, NOT, EOR
ERROR $11 @ $000EXXXX, CONFIDENCE TEST FAILED
ADD, SUB
ERROR $12 @ $000EXXXX, CONFIDENCE TEST FAILED
MUL, DIV
ERROR $13 @ $000EXXXX, CONFIDENCE TEST FAILED
BSET, BCLR
ERROR $14 @ $000EXXXX, CONFIDENCE TEST FAILED
LSR
ERROR $15 @ $000EXXXX, CONFIDENCE TEST FAILED
LSL
ERROR $16 @ $000EXXXX, CONFIDENCE TEST FAILED
DBF