83
I/O Memory Allocations Section 2-3
Protocol Macro Mode
n = CIO 1500 + 25 × unit number
NT Links
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 Port
operat-
ing sta-
tus
Protocol Macro Executing Flag
14 Step Troubleshooting Flag
13 Aborted Flag
12 Tracing Flag
11 Sequence End Completion Flag
10 Sequence Abort Completion Flag
09 Sequence Waiting Flag
08 Serial Gateway Prohibited Flag
1: Prohibited; 0: Not prohibited
04 to 07 Reserved
00 to 03 Error codes
0: No error
2: Sequence number error
3: Data read/write area exceeded error
4: Protocol data syntax error
CIO
1910
CIO
1920
n + 10 n + 20 12 to 15 Reserved
00 to 11 Communications Sequence Number
000 to 999 (000 to 3E7 hex)
CIO
1911
CIO
1921
n + 11 n + 21 12 to 15 Reserved
08 to 11 Executed Step Number (code)
0 to 15 (0 to F hex)
04 to 07 Reserved
00 to 03 Executed Reception Case Number (code)
0 to 15 (0 to F hex)
CIO
1912
CIO
1922
n + 12 n + 22 00 to 15 Executed Reception Case Number Storage Flag
0 to 15: Correspond to bits 00 to 15
CIO
1913
CIO
1923
n + 13 n + 23 00 to 15 Executed Step Number Storage Flag
0 to 15: Correspond to bits 00 to 15
CIO
1914
CIO
1924
n + 14 n + 24 08 to 15 Repeat Counter Setting Value
0 to 255 (00 to FF hex)
00 to 07 Repeat Counter Present Value
0 to 255 (00 to FF hex)
Words Bit Contents
Board
(CS Series only)
Unit
(CS/CJ Series)
Port 1Port 2Port 1Port 2
CIO
1909
CIO
1919
n + 9 n + 19 08 to 15 PT Priority Registered Flag
00 to 07 PT Communications Flag
CIO
1910 to
CIO
1914
CIO
1920 to
CIO
1924
n + 10 to
n + 14
n + 20 to
n + 24
00 to 15 Reserved
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