Toshiba GR-200 Series Instruction Manual page 707

Detecting non-maskable interrupt (NMI error)
10.2.9
The occurrences of non-maskable-interruptions (NMIs) are examined every time on CPU
module. When the interruption is triggered, the interruption message will be displayed.
Error level
(i)
The error level has been set at level 1 (Serious error) in the automatic supervision. Detecting
interruptions is carried out at any time. If the interruption is detected, the IED automatically
restarts the operation. The supervision function runs at CPU module
message will be made promptly when the error is solved.
Note: It is discussed in Chapter
1
communication module
Error message
(ii)
When detecting an error, the error message will be shown on the LCD screen. LED will be lit
up.
Table 10.2-17 Error messages provided by the supervisor in CHK_NMI
Message and level
CP*_(NMI) error
Error level
Table 10.2-18 Detailed information in Hexadecimal in NMI
Display
area
Top
row
Middle
row
Bottom
row
Technical description: Signal processing and
(→p. 528)
Interruptions occurs on the following module instructed with
"CP*_" as follows:
CP1M:
Serious error (Level 1)
Meaning of the detailed information
Left column
NMI code
SRR0 register
Stack pointer
- 688 -
.
Meaning of the information
CPU module
Right column
LR register
SPP1 register
FRSCR register
6F2T0200 (0.15)
. Clearing the error
1
GRE200 (1,2)