Search found 13 matches

by stgj
19 Feb 2026, 10:43
Forum: Hardware
Topic: Problems with DIO output not switching ON.
Replies: 0
Views: 14758

Problems with DIO output not switching ON.

Hi,

I’m experiencing a problem with the DIO module, specifically the digital outputs. The setup consists of a Connect 4 with DIO and an AIO module.

I’m reading and writing the digital inputs and outputs using Node-RED with the exec node.

Occasionally, when Node-RED sets O_1 high, the output does ...
by stgj
10 Mar 2024, 19:27
Forum: Software
Topic: RevPi Connect 4 Wifi 2.4Ghz problems
Replies: 10
Views: 37491

Re: RevPi Connect 4 Wifi 2.4Ghz problems

So, I got some time today for more testing.

I had to delete the old connection to my phone.
nmcli connection delete <id>
I then tried to connect to my iPhone hotspot 2,4Ghz. With the external antenna activated I’m able to connect.

nmcli dev wifi connect "SSIDname" password "PASSWORD"

The ...
by stgj
10 Mar 2024, 16:12
Forum: Hardware
Topic: Problems flashing RevPi Connect 4
Replies: 1
Views: 6335

Problems flashing RevPi Connect 4

I had problems connecting to the RevPi Connect 4 with USB, for flashing. Installing the latest 32bit lite verion.
My windows machine/rpiboot did not detect the RevPi, even when doing it like shown on the youtube video.
Roaming the internet told med that the solution might be a USB hub with an ...
by stgj
08 Mar 2024, 16:35
Forum: Software
Topic: RevPi Connect 4 Wifi 2.4Ghz problems
Replies: 10
Views: 37491

Re: RevPi Connect 4 Wifi 2.4Ghz problems

I was a bit brief on my last post.
I am with the external antenna enabled able to connect to my home routers 2.4Ghz.
I turned the antenna off and I lost connection. Turned the antenna on and now able to connect to my home routers 2.4Ghz.

Not my phone though. Get only Error: Connection activation ...
by stgj
08 Mar 2024, 14:51
Forum: Software
Topic: RevPi Connect 4 Wifi 2.4Ghz problems
Replies: 10
Views: 37491

Re: RevPi Connect 4 Wifi 2.4Ghz problems

I tried to enable the external antenna. After reboot I entered sudo revpi-config status external-antenna
and got a "1" as a result. I take it that the external antenna then is activated.

The thing that is so annoying is that the iPhone have 5Ghz, but the RevPi can’t find it, but the PC does ...
by stgj
06 Mar 2024, 22:21
Forum: Software
Topic: RevPi Connect 4 Wifi 2.4Ghz problems
Replies: 10
Views: 37491

RevPi Connect 4 Wifi 2.4Ghz problems

Hi.

I am wondering if anyone else have the same problem as me.
I am not able to connect the Wifi of the RevPi Connect 4 to a 2.4Ghz band. Only 5Ghz. My home router has both. Connects to 5Ghz easy. Not my 2.4Ghz.
When roaming the internet for solutions I understand that many have problems with ...
by stgj
19 Sep 2022, 13:48
Forum: Hardware
Topic: Connect PC to RevPi Connect micro-USB problems
Replies: 7
Views: 12952

Re: Connect PC to RevPi Connect micro-USB problems

Hi Giuseppe.

I tried with another newer computer with new rpiboot and I got it to work.
I reinstalled the rpiboot on the original computer but had some issues. But a restart of the computer it seems to work.

Thanks for the help any way!

Best regards
Steffen
by stgj
13 Sep 2022, 12:29
Forum: Hardware
Topic: Connect PC to RevPi Connect micro-USB problems
Replies: 7
Views: 12952

Connect PC to RevPi Connect micro-USB problems

Hi.

I have a problem connecting my windows 11 PC to the RevPi Connect micro-USB.
My computer makes a sound when connecting, but nothing more. The RespberryPi Image program cant find the drive.
Windisk 32 can't find anything. I cant see that the Device manager is detecting anything under Universal ...
by stgj
06 Dec 2021, 14:58
Forum: Software
Topic: Modbus RTU Master from RevPi Connect using Node-red
Replies: 4
Views: 14706

Re: Modbus RTU Master from RevPi Connect using Node-red

Any thoughts on the difference between the "connect" and "compact" regarding the RS485 wiring?
https://revolutionpi.com/tutorials/serielle-geraete-anschliessen-compact/
https://revolutionpi.com/tutorials/uebersicht-revpi-connect/serielle-geraete-anschliessen-connect/

Regards
Steffen
by stgj
06 Dec 2021, 14:53
Forum: Software
Topic: Unused LED on DIO and AIO?
Replies: 3
Views: 6495

Re: Unused LED on DIO and AIO?

What about the DIO? My DIO and AIO have the same set of LEDs.

Regards
Steffen