Omron CJ1W-SCU32 Operation Manual page 100

2 Initial Settings and Allocations of Device Variable for CJ-series Unit
Device variable for CJ-series Unit
Port 1
*_P1_LclBusySta
*_P1_SigERSta
*_P1_SigDRSta
*_P1_SigCSSta
*_P1_SigRSSta
*_P1_TransErrSta
*_P1_TransErr
*_P1_TfsErr
*_P1_TfrErr
*_P1_TrErr
2-26
Port 2
*_P2_LclBusySta
*_P2_SigERSta
*_P2_SigDRSta
*_P2_SigCSSta
*_P2_SigRSSta
*_P2_TransErrSta
*_P2_TransErr
*_P2_TfsErr
*_P2_TfrErr
*_P2_TrErr
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
Type R/W Name
BOOL R Local Unit Busy TRUE: Local Unit busy
BOOL R ER signal
BOOL R DR signal
BOOL R CS signal
BOOL R RS signal
WORD R Transmission
Error Status
BOOL R Transmission
error (*2)
BOOL R Tfs (Send Fin-
ished Monitor-
ing Time)
Exceeded (*3)
BOOL R Tfr (Receive
Finished Moni-
toring Time)
Exceeded (*3)
BOOL R Tr (Receive
Wait Monitor-
ing Time)
Exceeded (*3)
Function
(Flow control)
FALSE: Local Unit ready
to receive
TRUE: High
FALSE: Low
TRUE: High
FALSE: Low
TRUE: High
FALSE: Low
TRUE: High
FALSE: Low
Bit 15: Transmission error
(*2)
Bit 14: Tfs (send finished
monitoring time) exceeded
(*3)
Bit 13: Tfr (receive fin-
ished monitoring time)
exceeded (*3)
Bit 12: Tr (receive wait
monitoring time) exceeded
(*3)
Bits 08 to 11: Number of
retries (*3)
Bit 07: FCS check error
Bit 06: Command error
(*3)
Bit 05: Timeout error
Bit 04: Overrun error
Bit 03: Framing error
Bit 02: Parity error
TRUE: Transmission error
FALSE: No transmission
error
TRUE: Tfr (send finished
monitoring time) exceeded
FALSE: Normal
TRUE: Tfr (receive fin-
ished monitoring time)
exceeded
FALSE: Normal
TRUE: Tr (receive wait
monitoring time) exceeded
FALSE: Normal