Description of Management Information
(Original Document)
About us
At a Glance
Management information is used to control the correct operation of the LXM_RESTORE function, as explained below.
Management Table for the LXM_RESTORE Function
The following table describes the management information contained in the Management_Param I/O parameter.
Table elements
Most significant byte
Least significant byte
Management_Param[0]
Exchange number.
-
Management_Param[1]
Operation report.
Communication report.
Management_Param[2]
Timeout: if the exchange is not completed in a time under the Timeout value, the function is cancelled (the exchange is stopped). The Timeout value is a multiple of 100ms, for example: 20 means 20x100ms, or 2 seconds.
Management_Param[3]
Length: number of bytes sent to the Lexium controller. This value is automatically written by the system after the execution of a LXM_RESTORE function.
Management_Param[4]
-
Activity bit.
The words Management_Param[5] to Management_Param[13] are reserved.
Description of Reports
The following table shows the main report descriptions depending on the values returned.
Description
Operation report value
Communication report value
The address format is incorrect.
16#00
16#03
The type of object is different to ‘P’ or ‘MT’.
16#00
16#06
The management parameters are less than 14 words long.
16#00
16#05
The frame received from the Fipio card does not contain any data.
16#03
16#00
The frame received from the Fipio card is of an incorrect length.
The frame received from the Fipio card contains the response code FD.
(1)
16#01
16#00
The length of the word zone where the data is stored is insufficient.
(2)
16#00
16#0A
The checksum of the word zone where the data is stored is incorrect.
16#30
16#00
The type of Lexium on the Fipio bus is different from that whose parameters have been saved.
16#31
16#00
Incorrect response from Lexium.
16#32
16#00
Memory capacity of Fipio card on Lexium exceeded.
16#33
16#00
Incorrect type of memory zone.
16#34
16#00
Key:
(1)
For example, when another request is being processed.
(2)
In this case, the minimum number of bytes required to restore the data is specified in the word %MWg+3.