Search found 1887 matches

by dirk
23 Feb 2024, 14:08
Forum: Software
Topic: Connect S with Buster not starting up after image written
Replies: 6
Views: 586

Re: Connect S with Buster not starting up after image written

Hi Daisuke, take a look at the list of compatible images - the RevPi Connect S is compatible with the Buster and Bullseye images. https://revolutionpi.com/en/tutorials/images-2?noredirect=en_US I like to use Balena Etcher to flash the devices as there is also a verification after writing so that I c...
by dirk
23 Feb 2024, 13:53
Forum: My Project
Topic: Inquiry Regarding Implementing Motor Current Analysis Using ADS1115 and Revolution Pi
Replies: 1
Views: 1005

Re: Inquiry Regarding Implementing Motor Current Analysis Using ADS1115 and Revolution Pi

Hi yamaivanrooij, there is a hidden champion in the Revolution Pi family is the Revolution Pi Compact module. https://revolutionpi.com/shop/en/revpi-compact It is the module that has the shortest cycle time in terms of access to the inputs and outputs, as it is "compact" and not modular. T...
by dirk
23 Feb 2024, 13:33
Forum: Software
Topic: Connect S with Buster not starting up after image written
Replies: 6
Views: 586

Re: Connect S with Buster not starting up after image written

Hi daisuketme, the Raspberry Pi images are incompatible with the Revolution Pi. Please use a Revolution Pi image. The easiest way to restore your system to factory settings is to use this checklist: Revolution Pi Checklist But if you want to clone your system then you can consult this article: RevPi...
by dirk
23 Feb 2024, 09:41
Forum: PiCtory
Topic: Scan for -Modbus- devices on Port 502
Replies: 9
Views: 2388

Re: Scan for -Modbus- devices on Port 502

Hi Ingo, danke für deine positive Nachricht aus dem parallelen Troubleshooting via E-Mail.
by dirk
22 Feb 2024, 10:04
Forum: My Project
Topic: LIN-Bus Kommunikation
Replies: 1
Views: 160

Re: LIN-Bus Kommunikation

Hi clmns, willkommen in der Revolution Pi Community - Möglicherweise hilft Dir dieser Link weiter: https://github.com/topics/lin-bus Generell denk’ ich ein guter Start ist immer Python. Eventuelle kannst Du mit einem RS-485-USB oder anderen Gerät diese Schnittstelle dann vom RevPi Core 3 aus ansprec...
by dirk
22 Feb 2024, 09:59
Forum: Software
Topic: Issue with Starting Node-RED on RevPi Connect 4
Replies: 5
Views: 519

Re: Issue with Starting Node-RED on RevPi Connect 4

Hi yuweichong, are you using a lite image and which kernel do you have - can you run the following commands: pi@RevPi39627:~ $ cat /etc/revpi/image-release 2023-09-26-revpi-bullseye-armhf-lite.img pi@RevPi39627:~ $ uname -a Linux RevPi39627 6.1.46-rt13-v7 #1 SMP PREEMPT_RT Mon, 5 Feb 2024 15:02:39 +...
by dirk
22 Feb 2024, 09:44
Forum: Software
Topic: Seeking Assistance with Modbus TCP Communication on RevPi Core
Replies: 1
Views: 165

Re: Seeking Assistance with Modbus TCP Communication on RevPi Core

Hi SkarojAbba, thanks for the detailed description of the problem. Do you already know this video tutorial?
https://revolutionpi.com/en/tutorials/v ... rials#VT20
by dirk
21 Feb 2024, 15:12
Forum: Hardware
Topic: does RevPi Connect S support Using RS485 as a Serial Console?
Replies: 5
Views: 741

Re: does RevPi Connect S support Using RS485 as a Serial Console?

Hello Peter, this should be possible, I have just successfully created a test setup. However, not with a RevPi Connet S but with a RevPi Connect 4, where it works like this. I have checked which ttyAMA* is available - ttyAMA5: RevPi Connect 4 tty.png I then changed the /boot/config.txt as follows dw...
by dirk
21 Feb 2024, 15:04
Forum: Software
Topic: piTest does not show modbus value
Replies: 1
Views: 223

Re: piTest does not show modbus value

Hi Peter, take a look at the following registers, they may contain error codes: Modbus_Action_Status_[1... 32] Modbus_Master_Status You can then reset these errors by writing a 1 to the corresponding registers: Action_Status_Reset_[1... 32] Master_Status_Reset Here is the documentation https://revol...