Mitsubishi Electric FX5-DP-M, User Manual

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APPX
Appendix 3 Buffer Memory
147
A
Extended diagnostic information read response area
■
Extended diagnostic information read response area (Un\G23457 to Un\G23583)
This area stores the result of the extended diagnostic information read request.
Completion of operation with an error causes addresses Un\G23458 to Un\G23583 to be set to 0H.
Parameter setting status area (Active station)
■
Parameter setting status area (Active station) (Un\G23584 to Un\G23587)
This area indicates the DP-Slave set as normal DP-Slaves by slave parameters.
Setting status is stored when 'Communication READY signal' (Un\G1.bB) turns on.
• 0: Reserved station setting or not-configured station setting
• 1: Normal DP-Slave
The values in the table indicate which number of DP-Slave each bit represents.
Address Bit Name Description Initial
value
Un\G23457

Read results code Stores the read result
• A200H: Completed successfully
• Other than A200H: Completed with an error (

Page 116 List of Error
Codes)
0000H
Un\G23458  Size Stores the data size of the extended diagnostic information stored in
addresses Un\G23459 to Un\G23583.
• 0006H to 00F4H: Data size of extended diagnostic information (Unit: byte)
0000H
Un\G23459 b8 to b15 Status 1 + status 2 Stores the status 1 information.
• 00H: Normal
• Other than 00H:

Page 145 Status 1 and status 2 information
00H
b0 to b7 Stores the status 2 information.
• 00H: Normal
• Other than 00H:

Page 145 Status 1 and status 2 information
00H
Un\G23460 b8 to b15 Status 3 + FDL address of
DP-Master Stores the status 3 information (whether any piece of extended diagnostic
information other than the one sent this time is stored in the DP-Slaves).
• 00H: No other extended diagnostic information is stored.
• 80H: Other extended diagnostic information is stored.
00H
b0 to b7 Stores the FDL address of the DP-Master.
Stores FFH for a DP-Slave that has not started data exchange.
• 00H to 7DH (0 to 125): FDL address
00H
Un\G23461

Ident No. Stores the Ident No. for the DP-Slaves. 0000H
Un\G23462 to
Un\G23583

Extended diagnostic
information Stores the extended diagnostic information (244 bytes maximum). 0000H
Address b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
Un\G23584 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
Un\G23585 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
Un\G23586 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
Un\G23587 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49