Omron FQ2-S/CH Series User Manual page 125

PLC (master)
The following control commands are
written to the Vision Sensor.
Control signals
●
Command code
●
Command parameters
●
Command/
response
communi-
cations
The execution results from the
Vision Sensor are written here.
Data output
Output data from the Vision Sensor
after
is written here.
measure-
ments
Note
A PLC Link uses three link areas to perform communications: the Command Area, Response Area, and Output
Area. A PLC Link is not the same as the Serial PLC Link protocol used to connect PLCs together with serial commu-
nications.
FQ2-S/CH User's Manual
for Communications Settings
Command area
Response area
Output area
Controlling Operation and Outputting Data with PLC Link Communications
Vision Sensor (slave)
Command
The control commands written to the
Command Area are executed.
Measurement results are written to
Response
the Response Area of the PLC.
Vision Status Flags
●
Command code
●
Response code
●
Response data
●
After measurements
Measurement results are written to the
Output Area.
Output data 0 to 31
●
Character string to output
●
Execution
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