CV500ETN01 Omron, CV500ETN01 Datasheet - Page 105

• Manufacturer Part Number: CV500ETN01
• Description: Programmable Logic Controller
• Manufacturer: Omron

Specifications of CV500ETN01

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

CIO Area Allocations
Status of UDP/TCP Sockets 1 to 8 (Ethernet Unit to CPU Unit)
80
0
1
2
3
4 to 12
13
14
15
Bit
Opening Flag
Receiving Flag
Sending Flag
Closing Flag
(Not used.)
Data Received Flag ON
Results Storage
Error Flag
TCP/UDP Open
Flag
n+1 to n+16
Flag
15 14 13 12 11 10
Note
ON
OFF
ON
OFF
ON
OFF
ON
OFF
---
OFF
ON
OFF
ON
OFF
Status
The status of these flags can also be checked using the software switch set-
tings on the CX-Programmer.
Opening Flag (Bit 0)
Turns ON when an open request is received either by control bit manipulation
or the CMND(490) instruction, and turns OFF again when the open process-
ing has been completed. When CMND(490) is used, the Results Storage
Error Flag (bit 14) will turn ON at the same time as the Opening Flag turns
OFF if there is an error in the Results Storage Area designation.
Data Received Flag
Results Storage Error Flag
TCP/UDP Open Flag
Unit
Unit
Unit
Unit
Unit
Unit
Unit
Unit
---
Unit
Unit
Unit
Unit
Unit
Unit
Manipulated
by
9
8
ON during open processing. (Turns
ON when open request is received.)
OFF when open processing has
been completed.
ON during receive processing.
(Turns ON when receive request is
received.)
OFF when receive processing has
been completed.
ON during send processing. (Turns
ON when send request is received.)
OFF when send processing has
been completed.
ON during close processing. (Turns
ON when close request is received.)
OFF when close processing has
been completed.
---
ON when data from a remote node
has been received at an open TCP
socket.
OFF when receive processing has
been requested for an open TCP
socket.
ON if there is an error in storing the
results when socket services are
used by means of the CMND(490)
instruction.
Turns OFF when the next request is
received. (Connected by TCP.)
ON when open processing has been
completed.
OFF when close processing has
been completed. (Stays OFF for
abnormal open processing comple-
tion.)
7
6
Unit operation
5
4
3
2
1
0
Opening Flag
Receiving Flag
Sending Flag
Closing Flag
Operation Manual, Con-
struction of Applica-
tions, SECTION 6
---
Operation Manual, Con-
struction of Applica-
tions, SECTION 6
Reference
Section 4-1