Omron SYSMAC CP Series, User Manual

Page: 536 / 578

Appendices
A-76
CP2E CPU Unit Software User’s Manual(W614)
A 3 92 04 Serial Port 1/
Built-in RS-2
3 2C Port
Error Flag
ON when an error has occurred at the
serial port 1 or built-in RS-2
3 2C port.
(Not valid in NT Link mode.)
ON: Error
OFF: Normal
Retained Cleared Refreshed
when error
occurs.
05 Serial Port 1/
Built-in RS-2
3 2C Port
Send Ready Flag
(No-protocol mode)
ON when the serial port 1 or built-in
RS-2
3 2C port is able to send data in
no-protocol mode.
ON: Able-to-send
OFF: Unable-to-send
Retained Cleared Written after
transmission
06 Serial Port 1/
Built-in RS-2
3 2C Port
Reception Completed
Flag (No-protocol
mode)
ON when the serial port 1 or built-in
RS-2
3 2C port has completed the
reception in no-protocol mode.
• When the number of bytes was
specified: ON when the specified
number of bytes is received.
• When the end code was specified:
ON when the end code is received or
256 bytes are received.
ON: Reception
completed
OFF: Reception not
completed
Retained Cleared Written after
reception
07 Serial Port 1/
Built-in RS-2
3 2C Port
Reception Overflow
Flag (No-protocol
mode)
ON when a data overflow occurred
during reception through the serial port
1 or built-in RS-2
3 2C port in
no-protocol mode.
• When the number of bytes was
specified: ON when more data is
received after the reception was
completed but before RXD was exe-
cuted.
• When the end code was specified:
ON when more data is received after
the end code was received but
before RXD was executed.
ON when 257 bytes are received
before the end code.
ON: Overflow
OFF: No overflow
Retained Cleared Refreshed
when error
occurs.
12 Serial Port 2/
Built-in RS-4
8 5 Port
Communications Error
Flag (CP2E N
3 0/40/60
or S -type CPU Unit
only)
ON when a communications error has
occurred at the serial port 2 or built-in
RS-4
8 5 port. (Not valid in NT Link
mode.)
ON: Error
OFF: No error
Retained Cleared Refreshed
when error
occurs.
1 3 Serial Port 2/
Built-in RS-4
8 5 Port
Send Ready Flag
(No-protocol Mode)
(CP2E N
3 0/40/60 or
S -type CPU Unit
only)
ON when the serial port 2 or built-in
RS-4
8 5 port is able to send data in
no-protocol mode.
ON: Able-to-send
OFF: Unable-to-send
Retained Cleared Written after
transmission
14 Serial Port 2/
Built-in RS-4
8 5 Port
Reception Completed
Flag (No-protocol
mode) (CP2E
N
3 0/40/60 or
S -type CPU Unit
only)
ON when the serial port 2 or built-in
RS-4
8 5 port has completed the
reception in no-protocol mode.
• When the number of bytes was
specified: ON when the specified
number of bytes is received.
• When the end code was specified:
ON when the end code is received or
256 bytes are received.
ON: Reception
completed
OFF: Reception not
completed
Retained Cleared Written after
reception
15 Serial Port 2/
Built-in RS-4
8 5 Port
Reception Overflow
Flag (No-protocol
mode) (CP2E
N
3 0/40/60 or
S -type CPU Unit
only)
ON when a data overflow occurred
during reception through serial port 2
or built-in RS-4
8 5 port in no-protocol
mode.
• When the number of bytes was
specified: ON when more data is
received after the reception was
completed but before RXD was exe-
cuted.
• When the end code was specified:
ON when more data is received after
the end code was received but
before RXD was executed.
ON when 257 bytes are received
before the end code.
ON: Reception
completed
OFF: Reception not
completed
Retained Cleared Refreshed
when error
occurs.
Address
Name Function Settings
Status
after
mode
change
Status at
startup
Write
timing
Related
flags,
settings
Words Bits