Mitsubishi Electric MELSEC-L Series - Page 266

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(8) HTTP status storage area (address: 5101
H
to 5177
H
)
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. ( Page 35, Section 3.5.2)
*1 An error log block area consists of 16 error log blocks that have the same data order.
Buffer memory
name
Address Description
Error log pointer
5101
H
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.
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.
*1
Log counter
5102
H
to 5106
H
The number of times the HTTP response code was returned from the E71 to the Web
browser is stored.
Error log
block
HTTP
response
code
5108
H
The HTTP response code in case of an error is stored.
Destination
IP address
5109
H
to 510A
H
The IP address of the server in case of an error is stored.
Error time
510B
H
to 510E
H
The time when the error occurred is stored in the BCD code.
Month (01H to 12H)
b15 b8
to
Year (00H to 99H): Last two digits of the year
b7
b0
to
Hour (00H to 23H) Day (01H to 31H)
Second (00
H to 59H) Minute (00H to 59H)
Year (00
H to 99H): First two digits of the year Day of the week (0 to 6)
b15 b8
to
b7
b0
to
b15 b8
to
b7
b0
to
b15 b8
to
b7 b0
to