Mitsubishi Electric FX5-DP-M User Manual page 142

Address information area
■Address information area (Un\G22528 to Un\G22655)
This area stores the FDL address and I/O data length of DP-Slaves.
Address information area stores information on 64 stations in the same sorting order of data.
Information on reserved stations or temporarily reserved stations is stored as well.
Address Bit
Un\G22528 
Un\G22529 b0 to b7
b8 to b15

Un\G22530
Un\G22531 b0 to b7
b8 to b15


Un\G22654
Un\G22655 b0 to b7
b8 to b15
*1 The difference between 00H and FFH is as follows.
00H indicates that input data length or output data length is assigned but that the length is set to 0.
FFH indicates that no input data length or output data length is assigned.
APPX
140
Appendix 3 Buffer Memory
Name
FDL address (1st station)
I/O data length (1st station)
FDL address (2nd station)
I/O data length (2nd station)
FDL address (64th station)
I/O data length (64th station)
Description
Stores the FDL address for the 1st station.
• 0000H to 007DH (0 to 125): FDL address
• FFFFH: FDL address is not assigned
Stores the output data length for the 1st station.
• 00H to F4H: Output data length (Unit: byte)
• FFH: Output data length is not assigned
Stores the input data length for the 1st station.
• 00H to F4H: Input data length (Unit: byte)
• FFH: input data length is not assigned
Stores the FDL address for the 2nd station.
• 0000H to 007DH (0 to 125): FDL address
• FFFFH: FDL address is not assigned
Stores the output data length for the 2nd station.
• 00H to F4H: Output data length (Unit: byte)
• FFH: Output data length is not assigned
Stores the input data length for the 2nd station.
• 00H to F4H: Input data length (Unit: byte)
• FFH: input data length is not assigned
Stores the FDL address for the 64th station.
• 0000H to 007DH (0 to 125): FDL address
• FFFFH: FDL address is not assigned
Stores the output data length for the 64th station.
• 00H to F4H: Output data length (Unit: byte)
• FFH: Output data length is not assigned
Stores the input data length for the 64th station.
• 00H to F4H: Input data length (Unit: byte)
• FFH: input data length is not assigned
Initial
value
FFFFH
FFH
*1
*1
FFH
*1
*1
FFFFH
FFH
*1
*1
FFH
*1
*1
FFFFH
FFH
*1
*1
FFH
*1
*1