84
I/O Memory Allocations
Section 2-3
Loopback Tests
n = CIO 1500 + 25
×
unit number
No-protocol Mode
n = CIO 1500 + 25
×
unit number
Words
Bit
Contents
Board
(CS Series only)
Unit
(CS/CJ Series)
Port 1
Port 2
Port 1
Port 2
CIO
1909
CIO
1919
n + 9
n + 19
15
Test
status
1: Error; 0: Normal
09 to 14
Reserved
08
1: DSR (DR) signal check error; 0: Nor-
mal
07
1: CTS (CS) signal check error; 0: Nor-
mal
06
Reserved
05
1: Timeout error; 0: Normal
04
1: Parity error; 0: Normal
03
1: Overrun error; 0: Normal
02
1: Framing error; 0: Normal
01
Reserved
00
1: Conveyor error; 0: Normal
CIO
1910
CIO
1920
n + 10
n + 20
00 to 15
Number of tests executed
CIO
1911
CIO
1921
n+11
n+21
00 to 15
Number of test errors
CIO
1912 to
CIO
1914
CIO
1922 to
CIO
1924
n + 12 to
n + 14
n + 22 to
n + 24
00 to 15
Reserved
Words
Bit
Contents
Board
(CS Series only)
Unit
(CS/CJ Series)
Port 1
Port 2
Port 1
Port 2
---
---
n + 09
n + 19
15 to 08
Reserved
07
Reception Overflow Flag
1: Board/Unit has received the specified num-
ber of bytes or more
0: Board/Unit has not received the specified
number of bytes or more
06
Reception Completed Flag
1: Reception completed; 0: No reception or
reception in progress
05
TXDU(256) Executing Flag
1: Executing; 0: Not executing
04 to 00
Reserved
---
---
n + 10
n + 20
15 to 00
Receive counter (number of receive data bytes)
The number of bytes of received data between
0 and 256 bytes is indicated using 0000 to 0100
hex.
Summary of Contents for SYSMAC CJ1W-SCU21-V1
Page 3: ...iv...
Page 5: ...vi...
Page 9: ...x...
Page 15: ...xvi...
Page 89: ...60 Basic Operating Procedure Section 1 9...
Page 151: ...122 RS 232C and RS 422A 485 Wiring Section 3 4...
Page 173: ...144 Host Link Function for Replacing Existing PLCs Section 4 6...
Page 223: ...194 Enhanced Protocol Macro Functions Section 5 6...
Page 277: ...248 Communications Frames Section 6 8...
Page 291: ...262 Basic Operating Procedure in No protocol Mode Section 7 4...
Page 301: ...272 Auxiliary Area and CIO Area Allocations Section 8 3...
Page 391: ...362 Introduction Appendix A...
Page 421: ...392 CompoWay F Master Protocol Appendix B...
Page 513: ...484 E5 K Digital Controller Read Protocol Appendix F...
Page 571: ...542 E5ZE Temperature Controller Write Protocol Appendix I...
Page 587: ...558 E5 J Temperature Controller Protocol Appendix J...
Page 627: ...598 ES100 Digital Controller Protocol Appendix K...
Page 661: ...632 V500 V520 Bar Code Reader Protocol Appendix M...
Page 697: ...668 3Z4L Laser Micrometer Protocol Appendix N...
Page 717: ...688 Visual Inspection System Protocol Appendix O...
Page 755: ...726 V600 V620 ID Controller Protocol Appendix P...
Page 763: ...734 Hayes Modem AT Command Protocol Appendix Q...
Page 767: ...738 Changing Communications Port Settings Using STUP 237 Appendix R...
Page 781: ...752 Revision History...