Mitsubishi Electronics Q64TCRTN Network Card User Manual


 
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4.31 Error History Function
The error or alert occurred with the Q64TCN is stored in the buffer memory areas (Un\G1280 to Un\G1404) as history.
Up to 16 error history data can be stored.
(1) Processing of the error history function
An error code and error occurrence time are stored starting from Error history No.1 (the start address is
Un\G1280).
(2) How to check error history
The start address of the error history where the latest error is stored can be checked in Latest address of error
history (Un\G1279).
Ex.
If the third error occurred:
The third error is stored in Error history No.3 and 1296 (the start address of Error history No.3) is stored in
Latest address of error history (Un\G1279).
Common
The start address of the error history
where the latest error is stored is stored.
Error history No.1
Error history No.2
Error history No.3
Error history No.16
(Empty)
(Empty)
New
Address
1280
1288
1296
1400
1st error
2nd error
3rd error
An error history consists of the following
data.
Details of error history
Error code
Error
occurrence
time
First two digits
of the year
Last two digits
of the year
Month
Hour
Second
Day
Minute
Day of the week
Latest address of error history
(Un\G1279)