CV500BC101 Omron, CV500BC101 Datasheet - Page 139

• Manufacturer Part Number: CV500BC101
• Description: Programmable Logic Controller
• Manufacturer: Omron

Specifications of CV500BC101

• Peak Reflow Compatible (260 C): No
• Leaded Process Compatible: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

5-1-2
114
What Are Data Links?
Differences between Manual and Automatic Setting
Determination of
nodes to be in a
data link
Data link settings
Data link areas 1
and 2
Refresh starting
word
Data link status
area
Refresh sequence Can be set in each node freely. Node addresses are in ascend-
Data reception
Data transmission The send sizes can be set
Note a) The following are true for computer nodes (i.e., computers with a
• The data link starting position is fixed.
• Because areas such as bit-access areas and the DM Area are not sup-
• Automatically set data links cannot be started from the Controller Link
• The Controller Link Support Board can participate in automatically set
Item
ported, areas must be made available on the computer for linking.
Support Board.
data links.
b) If data links are manually set, send/receive area can be selected
Controller Link Support Board mounted).
in each node, allowing send/receive groups to be created within
the network in area 1 and area 2, as shown below.
Determined by setting data link
tables.
Set in data link tables that are
set in the nodes to participate in
data links.
In each node, area 1 and area
2 are selected from bit-access
areas (IR, CIO, and LR Areas)
and DM Area (DM and EM
Areas).
However, areas 1 and 2 cannot
be set in the same memory
area.
Can be set freely in each node.
(See note a))
Selected from bit-access areas
(IR, CIO, and LR Areas) and
DM Area (DM and EM Areas) in
each node.
It is possible to set in each
node whether the entire data or
a part of the data sent from
another node is received. It is
also possible to not receive the
data sent from a specific node.
(See note b))
freely in each node. It is also
possible for certain node not to
send data. (See note b))
Area 1
Manual setting
#1
#1
#2
Group
#2
#1
#2
#3
#3
#4
Group
Determined by the data link
parameters set in the data link
startup node (the node used to
start the data links).
Determined by the data link
parameters set in the data link
startup node (the node used to
start the data links).
Area 1 is selected from bit-
access areas (IR, CIO, and LR
Areas) and area 2 is selected
from DM Area (DM and EM
Areas).
Can be set freely. (See note a))
Selected from bit-access areas
(IR or CIO Areas).
ing order.
The entire data sent from each
node that is participating in the
data link is received.
In area 1 and area 2, data send
sizes are the same in each
node.
#4
#3
#4
Automatic setting
Section 5-1