Mitsubishi Q03UD(E)CPU User Manual

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7.4 MC Protocol Communication
7
COMMUNICATION USING BUILT-IN ETHERNET
PORTS OF CPU MODULE
(3) Available devices
Table7.4 lists the devices available in commands used in the MC protocol
communication function.
* 1 : Devices of DX/DY1000 or later are not available. Use X/Y devices to access devices of X/Y1000
or later.
Table7.4 List of available devices in Built-in Ethernet port QCPU
Classification Device Device code
Device number range
(Default)
Remarks
Internal system
device
Special relay SM 000000 to 002047 Decimal
---
Special register SD 000000 to 002047 Decimal
internal user
device
Input X 000000 to 001FFF Hexadecimal
Output Y 000000 to 001FFF Hexadecimal
Internal relay M 000000 to 008191 Decimal
• When the device
number range is
changed, access is
possible up to the
largest device number
after the change.
• Local devices cannot
be accessed.
Latch relay L 000000 to 008191 Decimal
Annunciator F 000000 to 002047 Decimal
Edge relay V 000000 to 002047 Decimal
Link relay B 000000 to 001FFF Hexadecimal
Data register D 000000 to 012287 Decimal
Link register W 000000 to 001FFF Hexadecimal
Timer
Contact TS
000000 to 002047 DecimalCoil TC
Current value TN
Retentive timer
Contact SS
000000 to 002047 DecimalCoil SC
Current value SN
Counter
Contact CS
000000 to 001023 DecimalCoil CC
Current value CN
Link special relay SB 000000 to 007FFF Hexadecimal
Link special register SW 000000 to 007FFF Hexadecimal
Step relay S 000000 to 008191 Decimal
Direct input DX 000000 to 000FFF Hexadecimal
*1
Direct output DY 000000 to 000FFF Hexadecimal
Index register Index register Z 000000 to 000019 Decimal
---
File register File register
R 000000 to 032767 Decimal
ZR 000000 to 3FD7FF Hexadecimal
Extended data
register
Extended data register D
• Binary:
000000 to 4184063
(4086k points
maximum)
• ASCII:
000000 to 999999
(976.6k points
maximum)
Decimal
If the number of points is
set on the PLC file tab of
PLC parameter, access
is possible up to the
largest device number
after the setting.
However, in the ASCII
code communication, the
number of points
described on the left is
the access limit.
Extended link
register
Extended link register W
000000 to 3FD7FF
(4086k points maximum)
Hexadecimal
If the number of points is
set on the PLC file tab of
PLC parameter, access
is possible up to the
largest device number
after the setting.

Mitsubishi Q03UD(E)CPU Specifications

General

Brand	Mitsubishi
Model	Q03UD(E)CPU
Category	Controller
Language	English