Mitsubishi Melsec-L Series User Manual page 208

(6) HTTP status storage area (address: 5101
The following table lists the HTTP status storage areas. The buffer memory addresses of the error log block are
those of the error log block 1. For the addresses of the error log block 2 and later, refer to the list of buffer memory
addresses. (
Buffer memory name
Error log pointer
Log counter
HTTP response
code
Destination IP
address
Error log
block
Error time
*1 An error log block area consists of 16 error log blocks that have the same data order.
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Page 33, Section 3.5.2)
Address
The number of the error log block where the latest error log is registered is stored.
• 0: No error (no registration of error log)
• 1 or more: The number of the error log block where the latest error log is registered.
5101
H
If the pointer value is 16, it means that the latest error log is registered in the error log
block 16 area. When the number of errors reaches 17, the error log is then registered in
the error log block 1 area again.
The number of times the HTTP response code was returned from the E71 to the Web
5102 to 5106
H H
browser is stored.
5108
The HTTP response code in case of an error is stored.
H
5109 to 510A
The IP address of the server in case of an error is stored.
H H
The time when the error occurred is stored in the BCD code.
b15
b15
510B to 510E
H H
b15
b15
Year (00
to 5177
H
Description
*1
to
Month (01 to 12 )
H H
to
Hour (00 to 23 )
H H
to
Second (00 to 59 )
H H
to
to 99 ): First two digits of the year
H H
)
H
b8 b7
to
Year (00 to 99 ): Last two digits of the year
H H
b8 b7
to
Day (01 to 31
H H
b8 b7
to
Minute (00 to 59
H
b8 b7
to
Day of the week (0 to 6)
b0
b0
)
b0
)
H
b0