It is possible with the Ethernet module software version V36 or later by using the F_READ (read)/F_WRITE (write) FB. Af

(1) Standard CPU_ Access takes place when tasks end (synchronized with tasks). (2) High-performance CPU_ Access takes p

The SX does not allow the use of a single SPORT_NO (range_ 1 to 127) for multiple connections simultaneously. When you w

Input an arbitrary address. This setting is ignored for the unpassive mode.

One M_OPEN consumes one port of SPORT_NO, which is the local port. RPORT_NO is the port of the other end of the communi

The Loader command mode is fixed to the TCP/IP communication. UDP/IP communication is not supported.

The file transfer error occurs because the module driver is downloaded with the Ethernet module not recognized by the CP

No, it does not support multicast transmission (sending/receiving). It does support broadcast transmission (sending/rec

The SPH system automatically inherits information such as the communication ports and reopening processing is not requir

Skip navigation menu

Regional Websites
Americas

USA

Europe

France

Germany
Asia

China

Japan

Singapore

Hong Kong

Korea

Taiwan

India

Malaysia

Thailand

Indonesia

Philippines

Vietnam
Download documents

About Us

About Us Top
Products & Solutions

Products & Solutions Top
Investor Relations

IR Top
Sustainability

Sustainability Top

Font Size
S
M
L

GLOBAL > PLC > SPH > Communication (Ethernet)

Latest FAQ

When I use the Ethernet module (NP1L-ET1), can I use a same message port No. (SPORT_NO) to establish multiple connections (use multiple M_OPEN)?
I use the Ethernet module (NP1L-ET1/ET2) and using communication FB (M_OPEN). M_OPEN sets two ports of RPORT_NO and SPORT_NO. Does this mean that o...
When I forget the IP address of the WEB module (Type_ NP1L-WE1), can I change the IP from an external network?
During loader command communication of Ethernet, a port is closed after it has not been accessed from a personal computer for a certain period of t...
I use the Ethernet module (Type_NP1L-ET1). Is the IP address assigned automatically?

GLOBAL

Search by category

Keyword Search

FAQ within [ Communication (Ethernet) ]

1-10 of Total 25

≪ 1 / 3page ≫

Is it possible to read and write the IP address and port reference number of an Ethernet module (Type_ NP1L-ET1) by using a user application?

It is possible with the Ethernet module software version V36 or later by using the F_READ (read)/F_WRITE (write) FB. After writing, the power (or reset) o... Show Detail
- No：1370
- Displayed Date：2023/04/25 19:00
- Updated DTM：2023/06/13 15:42
I use an Ethernet module (Type_ NP1L-ET1/ET2) to read/write data from/to a PC in the loader command communication mode. At what time are data read ...

(1) Standard CPU_ Access takes place when tasks end (synchronized with tasks). (2) High-performance CPU_ Access takes place when a request is generated rega... Show Detail
- No：1300
- Displayed Date：2023/04/25 19:00
When I use the Ethernet module (NP1L-ET1), can I use a same message port No. (SPORT_NO) to establish multiple connections (use multiple M_OPEN)?

The SX does not allow the use of a single SPORT_NO (range_ 1 to 127) for multiple connections simultaneously. When you want to connect multiple ports, use a ... Show Detail
- No：1668
- Displayed Date：2023/04/25 19:00
I understand that when data are received via an Ethernet network in the TCP/IP unpassive mode, requests from multiple nodes can be accepted. How ca...

Input an arbitrary address. This setting is ignored for the unpassive mode. Show Detail
- No：1378
- Displayed Date：2023/04/25 19:00
I use the Ethernet module (NP1L-ET1/ET2) and using communication FB (M_OPEN). M_OPEN sets two ports of RPORT_NO and SPORT_NO. Does this mean that o...

One M_OPEN consumes one port of SPORT_NO, which is the local port. RPORT_NO is the port of the other end of the communication seen from the SX. Show Detail
- No：1643
- Displayed Date：2023/04/25 19:00
I use the Ethernet module (Type_ NP1L-ET1/ET2) in the Loader command mode. Can I also use the UDP/IP communication?

The Loader command mode is fixed to the TCP/IP communication. UDP/IP communication is not supported. Show Detail
- No：1442
- Displayed Date：2023/04/25 19:00
When I use an Ethernet module (Type_ NP1L-ET□) to download the system definitions and module driver, a file transfer error is generated. Why?

The file transfer error occurs because the module driver is downloaded with the Ethernet module not recognized by the CPU. For the CPU to recognize the Ethe... Show Detail
- No：1404
- Displayed Date：2023/04/25 19:00
Does the Ethernet module of the MICREX-SX (Type_ NP1L-ET1/ET2) support TCP/IP multicast transmission (sending/receiving)?

No, it does not support multicast transmission (sending/receiving). It does support broadcast transmission (sending/receiving). Show Detail
- No：1536
- Displayed Date：2023/04/25 19:00
With an Ethernet module (Type_ NP1L-ET1/ET2), is the protocol for fixed buffer communication the same as that of MICREX-F?

Yes, it is the same. Show Detail
- No：1377
- Displayed Date：2023/04/25 19:00
I use an Ethernet module (Type_ NP1L-ET□) in a redundant system. Is processing such as reopening of the Ethernet required at the time of redundancy...

The SPH system automatically inherits information such as the communication ports and reopening processing is not required. Show Detail
- No：1292
- Displayed Date：2023/04/25 19:00

1-10 of Total 25

Info & News

To Top of Page

PKSHA FAQ logo

Communication (Ethernet)

Regional Websites

About Us

Products & Solutions

Investor Relations

Sustainability