
5-11
5 Serial Gateway
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
5
-2 De
v
ice V
ariab
les f
o
r CJ-series Un
it an
d System-defined
V
ar
iab
les (D
uring
Serial Gat
e
wa
y Mod
e
)
5
5-2-4 D
e
vice
V
ar
iab
le f
or CJ-ser
ies Unit f
or Status
* The current settings for the port are read. For details on the read contents, refer to 5-2-1 Device Variables for CJ-
series Unit for System Settings. If a System Settings error occurs, the default settings will be read.
*_P1_TransCtlSta
*_P2_TransCtlSta
WORD
R
Communica-
tions Status
Bit 10: Remote Unit busy
Bit 08: Local Unit busy
Bit 07: DTR (ER) signal
Bit 06: DSR (DR) signal
Bit 04: CTS (CS) signal
Bit 03: RTS (RS) signal
*_P1_RmtBusySta
*_P2_RmtBusySta
BOOL
R
Remote Unit
Busy
TRUE: Remote Unit busy
(Flow control)
FALSE: Remote Unit
ready to receive
*_P1_LclBusySta
*_P2_LclBusySta
BOOL
R
Local Unit Busy
TRUE: Local Unit busy
(Flow control)
FALSE: Local Unit ready
to receive
*_P1_SigERSta
*_P2_SigERSta
BOOL
R
ER Signal
TRUE: High
FALSE: Low
*_P1_SigDRSta
*_P2_SigDRSta
BOOL
R
DR Signal
TRUE: High
FALSE: Low
*_P1_SigCSSta
*_P2_SigCSSta
BOOL
R
CS Signal
TRUE: High
FALSE: Low
*_P1_SigRSSta
*_P2_SigRSSta
BOOL
R
RS Signal
TRUE: High
FALSE: Low
*_P1_TransErrSta
*_P2_TransErrSta
WORD
R
Transmission
Error Status
Bit 15: Transmission error
Bit 07: FCS check error
Bit 05: Timeout
Bit 04: Overrun error
Bit 03: Framing error
Bit 02: Parity error
*_P1_TransErr
*_P2_TransErr
BOOL
R
Transmission
Error
TRUE: Transmission error
FALSE: No transmission
error
*_P1_FCSErr
*_P2_FCSErr
BOOL
R
FCS Check
Error
TRUE: FCS check error
FALSE: FCS check nor-
mal
*_P1_TimeoutErr
*_P2_TimeoutErr
BOOL
R
Timeout Error
TRUE: Timeout (protocol
macros: Tfs, Tfr, or Tr)
error or Serial Gateway
send/response timeout
FALSE: Normal
*_P1_OverRunErr
*_P2_OverRunErr
BOOL
R
Overrun Error
TRUE: Overrun error
FALSE: Normal
*_P1_FramingErr
*_P2_FramingErr
BOOL
R
Framing Error
TRUE: Framing error
FALSE: Normal
*_P1_ParityErr
*_P2_ParityErr
BOOL
R
Parity Error
TRUE: Parity error
FALSE: Normal
Device variable for CJ-series Unit
Type
R/W
Name
Function
Port 1
Port 2
Содержание CJ1W-SCU22
Страница 192: ...4 Using Protocol Macros 4 56 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 250: ...6 No protocol Mode 6 22 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 460: ...A Standard System Protocol R 126 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494...
Страница 473: ...Index 1 CJ series Serial Communications Units Operation Manual for NJ series CPU Unit W494 I Index...