Omron SYSMAC CJ1W-SCU21-V1 User Manual

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 1Port 2Port 1Port 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 1Port 2Port 1Port 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.

Omron SYSMAC CJ1W-SCU21-V1 Specifications

General

Brand	Omron
Model	SYSMAC CJ1W-SCU21-V1
Category	Network Hardware
Language	English