Omron CJ1W-SCU32 Operation Manual page 468

Appendices
• Loopback Test
CJ-series I/O memory Address
Word No.
Bit No.
Port 1 Port 2
n+9 n+19 15 to 00
15
14 to 09
08
07
06
05
04
03
02
01
00
n+10 n+20 15 to 00
n+11 n+21 15 to 00
n+12 n+22 15 to 00
to to
n+14 n+24
• No-protocol Mode
CJ-series I/O memory Address
Word No.
Bit No.
Port 1 Port 2
n+9 n+19 15 to 00
15 to 08
07
06
05
n+10 n+20 15 to 00
* Names used in CJ-Series
A-8
NJ-series device variable for CJ-series Unit
Variable name
Port 1
*_P1_LbtSta *_P2_LbtSta
*_P1_LbtErrSta *_P2_LbtErrSta
--- ---
*_P1_LbtDRErr *_P2_LbtDRErr
*_P1_LbtCSErr *_P2_LbtCSErr
--- ---
*_P1_LbtTimeoutErr *_P2_LbtTimeoutErr
*_P1_LbtParityErr *_P2_LbtParityErr
*_P1_LbtOverRunErr *_P2_LbtOverRunErr
*_P1_LbtFramingErr *_P2_LbtFramingErr
--- ---
*_P1_LbtCmpErr *_P2_LbtCmpErr
*_P1_LbtTestCntSta *_P2_LbtTestCntSta
*_P1_LbtTestErrCntSt *_P2_LbtTestErrCntSt
a a
--- ---
NJ-series device variable for CJ-series Unit
Variable name
Port 1
*_P1_NopSta *_P2_NopSta
--- ---
*_P1_NopRcvOvfSta *_P2_NopRcvOvfSta
*_P1_NopRcvComplet *_P2_NopRcvComplet
eSta eSta
*_P1_NopSerialSendE *_P2_NopSerialSendE
xecSta xecSta
*_P1_NopRcvCntSta *_P2_NopRcvCntSta
CJ-series Serial Communications Units Operation Manual for NJ-series CPU Unit(W494)
n = CIO 1500 + 25 × unit number (word)
Port 2
Loopback Test Status
Error
Reserved
DTR Check Error
CTS Check Error
Reserved
Timeout Error
Parity Error
Overrun Error
Framing Error
Reserved
Comparison Error
Test Execution Count
Test Error Count
Reserved
n = CIO 1500 + 25 × unit number (word)
Port 2
No-protocol Mode Status
Reserved
Reception Overflow Flag
Reception Completed Flag
SerialSend Executing Flag (TXDU
Executing Flag (*))
Reception Counter (Number of
Receive Data Bytes)
Meaning
Meaning