Module Status - Toshiba AS311 User Manual

6.2 Buffer memory information
Various RAS information are stored in the AS311's buffer memory. These information
can be read by READ instruction. When some abnormality has occurred, check these
information.
6.2.1

Module status

Address 4 of the buffer memory stores the AS311 module status.
F E
RDY ERR
4
Bit F
Bit E
Bit 7-0
Error
code
H01 CPU error
H02 ROM error
H03 RAM error
H04 Buffer memory
error
H05 Switch setting
abnormal
H10 Watchdog
timer error
H11 Trap interrupt
error
H12 Buffer memory
time-out error
D C B A
0 0 0 0
RDY (Ready) 1 = operating normally
0 = under initialization or error state
ERR (Error) 1 = error state
0 = no error (normal)
Error code Shows the detected error item if ERR is 1.
See the table below (H00 when normal)
Type of error
CPU error has been detected
during initialization.
ROM error has been detected
during initialization.
Work RAM error has been
detected during initialization.
Buffer memory error has been
detected during initialization.
Switch setting abnormality has
been detected during
initialization.
Watchdog timer error has
occurred during operation.
Trap interrupt has occurred by
detecting illegal instruction
during operation.
Buffer memory time-out has
occurred during operation.
9 8 7 6 5
0 0
Description
6. RAS Information
4 3 2 1
Error code
Status
Operation is stopped.
Operation is stopped.
Operation is stopped.
Operation is stopped.
Operation is stopped.
Operation is stopped.
Cold reset will be
effective.
Operation is stopped.
Cold reset will be
effective.
Operation is stopped.
Cold reset will be
effective.
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User's Manual
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