Omron CJ1W-SCU32 Operation Manual page 83

User program
For input
Device variable for
CJ-series Unit
For output
Device variable for
CJ-series Unit
For System Setting
Device variable for
CJ-series Unit
User-defined
variable
System-defined Variable
Serial Communications Port
Settings Change Bits
CPU Bus Unit
Restart Bits
* This is executed when the Controller is reset, the serial communications port setting is changed, or the Unit is
restarted.
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
2 Initial Settings and Allocations of Device Variable for CJ-series Unit
NJ-series CPU Unit
Operation Data
Status (for port 1)
AT specification
Status (for port 2)
Software switch (for port 1)
AT specification
Software switch (for port 2)
System Settings data
Setup Area (for port 1)
AT specification
Setup Area (for port 2)
Memory used for CJ-series Unit
AT specification
Send/receive data
I/O port
I/O refresh
I/O refresh
Update (*)
During execution of the instruction
Instruction
Serial Communications Unit
Status and
software
switch data
for each
communications
port
System Setup
data for each
communications
port
Send data
Receive data
2
2-9