Search found 11 matches

by Cloud
31 May 2023, 03:18
Forum: Hardware
Topic: Connect to two RevPi Connect via ETH Port
Replies: 2
Views: 1090

Re: Connect to two RevPi Connect via ETH Port

Hello Stefan, I ordered a Profinet IRT Gateway but it is still on the road. So currently I am just using two RevPi Connect for a test. Without considering the application in Codesys, I first set the static ip on both devices and make a ping test between two devices. Then I encountered the above ques...
by Cloud
30 May 2023, 08:02
Forum: Hardware
Topic: Connect to two RevPi Connect via ETH Port
Replies: 2
Views: 1090

Connect to two RevPi Connect via ETH Port

Hello everyone, I want to use one RevPi Connect as a Profinet master and another one as Profinet Slave. The master has eth0 static ip: 192.168.0.100/24, eth1 static ip: 192.168.0.101/24. While the slave has eth0 static ip: 192.168.0.1/24, eth1 static ip: 192.168.0.2/24. There is an eth cable connect...
by Cloud
09 May 2023, 10:53
Forum: CODESYS
Topic: Cannot install runtime package on RevPi
Replies: 2
Views: 5390

Cannot install runtime package on RevPi

Hello guys, My laptop has already installed Codesys V3.5.18.40 and package Codesys Control for Raspberry PI 4.8.0.0. However I cannot find the relevant deb packge in the path ..\Users\<user name>\CODESYS Control for <device>. Therefore I cannot install the runtime to the RevPi via "Upgrade Rasp...
by Cloud
04 May 2023, 09:22
Forum: RevPi Nodes for Node-RED
Topic: noderedrevpinodes-server ERROR Connection to server wss://localhost:8000
Replies: 8
Views: 11454

Re: noderedrevpinodes-server ERROR Connection to server wss://localhost:8000

Hello Cloud, try restarting the server: sudo systemctl restart noderedrevpinodes-server.service If the problem still occurs, please post the output of: sudo systemctl status noderedrevpinodes-server.service and sudo journalctl -fu noderedrevpinodes-server Regards, Jonas Hi Jonas, after restarting t...
by Cloud
21 Apr 2023, 10:50
Forum: RevPi Nodes for Node-RED
Topic: noderedrevpinodes-server ERROR Connection to server wss://localhost:8000
Replies: 8
Views: 11454

Re: noderedrevpinodes-server ERROR Connection to server wss://localhost:8000

jgerlach-erminas wrote: 06 Apr 2023, 08:33 Hello Cloud,

this seems to be a different problem. Could you post the output from the server log?

cat /var/log/revpi-server.log

Thanks,
Jonas
Hello Jonas,

I did not find this log in the directory. Does the server need to be started manually?
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2023-04-21_16-46-58.png (49.76 KiB) Viewed 7893 times
by Cloud
27 Mar 2023, 05:59
Forum: RevPi Nodes for Node-RED
Topic: noderedrevpinodes-server ERROR Connection to server wss://localhost:8000
Replies: 8
Views: 11454

Re: noderedrevpinodes-server ERROR Connection to server wss://localhost:8000

Hi Federico, check the versions again like this: You can get the server version with this command. The Server should be in version 1.0.5-1 not 1.0.5. apt-cache policy noderedrevpinodes-server For the client, go to the palette manager in the NodeRed frontend. The nodes with version 1.1.0 should be t...
by Cloud
11 Nov 2022, 14:19
Forum: RevPi Nodes for Node-RED
Topic: Node-Red Double Word to 32 bit Int Conversion
Replies: 2
Views: 7035

Re: Node-Red Double Word to 32 bit Int Conversion

Hello Zhiyao Yin, basically, you would have to use the two's complement to convert the DWORD into Int. To get around this, you can convert the result of parseInt() into 32-bit-int by forcing it with a binary operation. In this case, the or operation is always done by parseInt(), so this has no othe...
by Cloud
01 Nov 2022, 03:29
Forum: RevPi Nodes for Node-RED
Topic: Node-Red Double Word to 32 bit Int Conversion
Replies: 2
Views: 7035

Node-Red Double Word to 32 bit Int Conversion

Hello guys , I want to use Node-Red to receive data from codesys via modbus tcp and then send to cloud using MQTT. The original data is a DINT (say -593) in codesys, I split it into two words to Modbus TCP (High word "FFFF" and low word "FDAF"). Now in Node-Red I have received tw...
by Cloud
27 Jan 2021, 05:54
Forum: Software
Topic: Node Red configure error with RevPi Core
Replies: 4
Views: 2882

Re: Node Red configure error with RevPi Core

Hi Cloud, I can see that there is a red triangle and a blue circle which indicates some error or settings that are missing with the function node. Maybe the root cause is related to the code you have entered. function node.png Could you share your flow file with us? Hello dirk, one more question. I...
by Cloud
27 Jan 2021, 02:49
Forum: Software
Topic: Node Red configure error with RevPi Core
Replies: 4
Views: 2882

Re: Node Red configure error with RevPi Core

Hi Cloud, I can see that there is a red triangle and a blue circle which indicates some error or settings that are missing with the function node. Maybe the root cause is related to the code you have entered. function node.png Could you share your flow file with us? Hi dirk, finally I fixed this is...