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Omron GQ-CRM21 Operation Manual page 66

Componet gateway unit for cc-link

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Bit address
RXn6
4
RXn7
RXn8
RXn9
RXnA
RXnB to RXnF
Note1: "n" depends on the communications mode as shown below when the first refresh device address in the
remote input (RX) area is 0 and the station number of the Gateway Unit is 1.
Communications mode 0 or 4: 10, Communications mode 1 or 5: C, Communications mode 2: 6, or Com-
munications mode 3: 2.
2: Bits 0, 1, and 3 output a logical OR of the status of all Slave Units other than Repeater Units; bits 4 and 5
output an OR of Repeater Unit status only; and bit 2 outputs an OR of the status of all Slave Units and
Repeater Units.
Example: In this example, operation is considered normal when all registered Slave Units are participat-
ing, there are no communications errors at any registered Slave Units, and remote I/O communications
are operating.
4 - 11
Name
All Registered Slave
Enabled only in Registration Table Enable Mode, i.e., when pin 4
Units Participating
(REGS) is ON on the Gateway Unit when the power is turned ON.
Flag
OFF: A Slave Unit is not participating. (Not all Slave Units in the
ON: All Slave Units in the registration table are participating.
Note1: This flag turns ON when all Slave Units in the registration
Remote I/O
OFF: Remote I/O communications are stopped.
Communications
ON: Remote I/O communications are operating.
Started Flag
Ladder Operation
OFF: Ladder program operations are not possible. (The ladder
Allowed Flag in
Registration Table
Enabled Mode
ON: Ladder program operations are possible. (The ladder program
Note: Flag status is determined by a logical AND of the status of bit 06
Reserved.
Do not use.
Registration Table
OFF: Registration Table Disable Mode. Pin 4 (REGS) on the Gateway
Mode Flag
ON: Registration Table Enable Mode. Pin 4 (REGS) on the Gateway
Reserved.
Do not use.
Ladder Operation Allowed Flag in
Registration Table Enabled Mode
Bit 08
Normal
operation
Allocated I/O address
a
Description
registration table are participating.)
table are participating, even if an unregistered Slave Unit is
also participating.
2: Remote I/O communications will be stopped while this flag is
OFF.
They start when it turns ON.
program should not be used in relation to remote I/O
communications.)
can be used in relation to remote I/O communications.)
(all registered Slave Units participating), bit 07 (remote I/O com-
munications operation), and the reverse status of bit 00 (no com-
munications error).
Unit was OFF when the power was turned ON, or the registration
table data is illegal.
Unit was ON when the power was turned ON, and the
registration table data is not illegal.
Normal operation
a
Input processing from registered
Slave Unit
CompoNet Gateway Unit for CC-Link Operation Manual

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