Hi Philipp
thanks for the clarification with ttyUSB0. Do you have a pin description from the RJ11 connector?
Thanks
Marco
Search found 6 matches
- 22 Mar 2022, 09:19
- Forum: Hardware
- Topic: RS485-1 on revpi flat pins
- Replies: 3
- Views: 3560
- 20 Mar 2022, 10:41
- Forum: Hardware
- Topic: RS485-1 on revpi flat pins
- Replies: 3
- Views: 3560
RS485-1 on revpi flat pins
Hello, I used the RS485-0 (so /dev/ttyAMA) for the serial console and I want change to RS485-1 ( /dev/ttyS0 ). Do you have a pin description of the RJ11 pins? According to a spec I found in the Web the Pins are: 1: TXD+ 2: GND 3: TXD- 4: RXD- 5: Not used 6: RXD+ I guess pin 1 is on the WLAN antenna ...
- 19 Mar 2022, 06:35
- Forum: Software
- Topic: OS Image upgrade on RevPi flat
- Replies: 6
- Views: 4212
Re: OS Image upgrade on RevPi flat
Hello ufozone I am not saying to flash the emmc but replacing the files. So in the FAT32 partition are the boot files, bootloader, kernel, device tree. When the system is up I can access the files located in boot ( /dev/mmcblk0p1 ) The problem I have is that I am blind during the first part of the b...
- 18 Mar 2022, 06:28
- Forum: Software
- Topic: OS Image upgrade on RevPi flat
- Replies: 6
- Views: 4212
Re: OS Image upgrade on RevPi flat
Hi Nicolai, is there a guide on how to do that with the external IO Module? I don't even see screws to open the RevPi flat... However, I also want to avoid that. Normally u-boot is used in embedded systems but if I look at the boot partition I do not see the binary: smartheit@RevPi468660:~$ ls /boot...
- 04 Mar 2022, 08:30
- Forum: Software
- Topic: OS Image upgrade on RevPi flat
- Replies: 6
- Views: 4212
Re: OS Image upgrade on RevPi flat
Hi Nicolai,
thanks for your reply. This is not good. I cannot design a product with an already obsolete Linux Kernel (shipped with 4.19).
So no way to boot entirely from a USB stick?
Marco
thanks for your reply. This is not good. I cannot design a product with an already obsolete Linux Kernel (shipped with 4.19).
So no way to boot entirely from a USB stick?
Marco
- 25 Feb 2022, 17:53
- Forum: Software
- Topic: OS Image upgrade on RevPi flat
- Replies: 6
- Views: 4212
OS Image upgrade on RevPi flat
Dear Kunbus Support, I started a project with the RevPi flat. I need to install the buster image ( https://revolutionpi.com/download/5435/ ). On the kunbus site is this guide: https://revolutionpi.com/tutorials/images/install-jessie/ The RevPi flat does not have a micro USB port. So how do I flash t...