Mitsubishi Electric MELSEC iQ-F Series FX5 User Manual page 71

■When communicating data in binary code
2 digit code/6 digit number
specification
2 bytes 2 bytes
When
extension is
Subcommand
word device
not specified
06H 04H
When extension
is specified
4 digit code/8 digit number
specification
2 bytes 2 bytes
When
Number of
extension is
Subcommand word device
not specified
06H 04H
When extension
is specified
Subcommand
Specify the subcommand selected from the item.
Item
Data size Device specification
specification format
Word units 2 digit code/6 digit number
specification
4 digit code/8 digit number
specification
Number of word device blocks and number of bit device blocks
Specify the number of blocks of the device to be read in hexadecimal.
Item Description
Number of word device blocks Specify the number of blocks of the word device to
be read.
Number of bit device blocks Specify the number of blocks of the bit device to be
read.
Specify the devices for the specified number of points.
1 byte 1 byte
1st word device in the nth block
Number of Number of
bit device
Device
Device No.
blocks blocks
code
Block 1
Device
modification,
Device
Device No.
indirect
code
specification
2 bytes 3 bytes 1 byte
Specify the devices for the specified number of points.
1 byte 1 byte
1st word device in the nth block
Number of
bit device
Device No.
blocks blocks
Device
modification,
Device
Device No.
indirect
code
specification
2 bytes 4 bytes 2 bytes
Device memory
extension
specification
Not specified
Specified
Specified
Last bit device in the mth block
Number of Device
Device No.
devices code
Direct
Extension
Extension
specification
memory
specification
modification
specification
2 bytes 2 bytes 1 byte
Last bit device in the mth block
Device
Number of devices Device No.
code
Block 1
Direct
Extension
Extension
specification
memory
specification
modification
specification
2 bytes 2 bytes 1 byte
Subcommand
ASCII code
(Upper column: characters, lower column:
character code)
0 0 0
30H 30H 30H
0 0 8
30H 30H 38H
0 0 8
30H 30H 38H
Number of points
ASCII code
(Number of word device blocks +
number of bit device blocks) 2
120 and (Total points of each
blocks of word device + total
points of each blocks of bit
device) 2 960
When device memory extension
specification is used
(Number of word device blocks +
number of bit device blocks) 4
120 and (Total points of each
blocks of word device + total
points of each blocks of bit
device) 2 960
Number
of devices
Device
Number of devices
code
Binary code
0 00H
30H
0 80H
30H
2 82H
32H
Binary code
Number of word device blocks +
number of bit device blocks 120
and Total points of each blocks of
word device + total points of each
blocks of bit device 960
When device memory extension
specification is used
(Number of word device blocks +
number of bit device blocks) 2
120 and Total points of each
blocks of word device + total
points of each blocks of bit device
960
4 COMMANDS
4.2 Device Access
4
00H
00H
00H
69