Omron CJ1W-EIP21 用户手册
71
CIO Area Allocations
Section 4-2
User Settings
Note
The reserved words are regularly refreshed with all zeroes.
The functions of the allocated CIO Area words are described in the following
section.
section.
4-2-2
Details of the Allocated CIO Area Words
Unit Control Bits (CPU Unit to EtherNet/IP Unit) (n)
Unit control bits
(Reserved)
Unit status 1
Unit status 2
Communications status 1
Communications status 2
Communications status 3
(Reserved)
FINS/TCP Connection Status
CPU Unit
→
EtherNet/IP Unit
EtherNet/IP Unit
→
CPU Unit
EtherNet/IP Unit
→
CPU Unit
EtherNet/IP Unit
→
CPU Unit
EtherNet/IP Unit
→
CPU Unit
EtherNet/IP Unit
→
CPU Unit
Offset
Bit
Data direction
n
n+1
n+2
n+3
n+4
n+5
n+6
n+7
n+8
n+9
n+10
n+11
n+12
n+13
n+14
n+15
n+16
n+17
n+18
n+19
n+20
n+21
n+22
n+23
n+24
15
8
7
0
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Tag Data Link Start Bit
Tag Data Link Stop Bit
15 14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
n
Adjust Clock Bit
Bit
Switch
Status
Manipulated
by
Unit operation
0 to 1
(Not used.)
---
---
---
2
Tag Data Link Start
Bit
Bit
ON
User
The tag data link starts when this bit
is switched from OFF to ON.
is switched from OFF to ON.
OFF
Unit
Turned OFF by Unit after the tag
data link starts operating.
data link starts operating.