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| GPIO on Ayufan 0.9.14 Build |
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Posted by: Thisone - 04-22-2023, 11:16 AM - Forum: Linux on RockPro64
- Replies (7)
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Hello
I'm trying to use the GPIOs on the Ayufan Ubuntu Build (bionic-mate-rockpro64-0.9.14-1159-armhf), but can't seem to get it working.
Apperently the libgpiod uses /dev/Gpiochip0, which is not on this version.
Problem is, that i have to use a Desktop Image, which supports the Pine Touchdisplay, for the Rest of the Program, and i can't seem to get the other Versions (like focal-mate-rockpro64-0.10.12-1184-armhf) running.
So is there a way to use the GPIO pins on the 0.9.14 Version?
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| star64 bootable images, u-boot, sbi, forum? |
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Posted by: hexdump - 04-20-2023, 11:55 PM - Forum: General
- Replies (5)
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now that the star64 can be ordered from time to time: are there any bootable linux images around somewhere? are there any u-boot and sbi trees around somewhere? to me it looks like the software support state currently is the same as for the pinetab v: you basically buy a brick as there is no software around for it at all - at least i was not able to find anything or any information anywhere. the only thing i was able to find was the icenowy star64 kernel tree with the last commit from january of this year. and while i'm at the star64: how about an own forum section for it now that it is out?
a lot of thanks in advance and best wishes - hexdump
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| I'm booting from NVME but I want to switch back to eMMC |
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Posted by: acruhl - 04-20-2023, 06:33 PM - Forum: General Discussion on Pinebook Pro
- Replies (4)
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These are the rough steps I took to get where I am:
1. Started with Manjaro working fine from eMMC
2. Installed NVME disk
3. Copied eMMC to NVME (using dd)
4. Installed tow boot to SPI
5. Booted, interrupted boot and chose NVME
This worked. However, now I want to boot from eMMC again. I rebooted and chose the eMMC option in tow boot, but it doesn't work.
I now have /boot mounted from the eMMC and / mounted from the NVME.
I used blkid and noticed that the UUID for my eMMC partitions and my NVME partitions are the same (because they would be, I copied form eMMC to NVME) and I assume this has something to do with my problem.
What should I do to boot from eMMC where / is also mounted from the eMMC?
I have thought of:
1. Physically removing the NVME disk
2. Using dd to wipe out the NVME disk
But I'll wait for an answer.
(I booted Fedora on a MicroSD to type this, this works fine.)
Thanks.
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| yocto for RockPro64 |
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Posted by: Fide - 04-20-2023, 06:16 AM - Forum: Linux on RockPro64
- Replies (1)
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Hello,
I just ordered my RockPro64 board today and want to create a poky reference image for it.
But I wonder whether meta-rockchip metalayer here supports it?
I saw couple of similar questions in the forum but they are very old.
Nowadays we use yocto-dunfell or kirkstone and wonder RockPro64 is directly supported by them.
Thank you.
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| verifying the serial console |
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Posted by: js0000 - 04-19-2023, 05:33 PM - Forum: BSD on Pinebook Pro
- No Replies
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hi
i have been trying to install openbsd on my pinebook pro (currently running a manjaro-i3 combo) and an at the point of verifying the serial console.
when i look on my linux (debian) box, i can see the usb connector (?)
Bus 001 Device 004: ID 1a86:7523 QinHeng Electronics CH340 serial converter
and can see it in dmesg (ttyUSB0)
the problem is actually sending something over- i have been unable to see anything with minicom on the other end
when i run a command like this (as root on the pinebook), i get nothing on minicom:
echo "console output" > /dev/console
and it just hangs on the pine box.
also (as i got my pinebook some time ago) it came with a cable, that i read was supposedly bad ... i tried that too, but nothing happened. the cable i am using was bought from the pine store, maybe a year-ish ago ...
i also opened the back and flicked the switch for the serial console out of headphone jack.
i guess what i'm looking for is how to verify that the link is working
or someway to know that my pinebook does not have fried hardware of one kind or another (diagnostic commands ok)
any help would be welcome
thx
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| Jumpdrive broken? eMMc broken |
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Posted by: Uturn - 04-19-2023, 04:19 AM - Forum: General Discussion on PinePhone
- Replies (5)
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hullo, I try to flash a fresh OS to my PinePhone's eMMC via jumpdrive, I flash from e Mac with Etcher, the Pinephone looks ok, but zero success wiht Manjaro Plasma Mobile (stays black), little success with Manjaro Gnome Mobile (stuck at manjaro splash screen). Is it possible the eMMC is damaged, or did I screw up somenthing with Jumpdrive? Manjaro Plasmal Mobile from card starts up normal.
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| Accidentally updated Ubuntu/ Revert possible? |
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Posted by: Thisone - 04-19-2023, 12:03 AM - Forum: Linux on RockPro64
- No Replies
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Hello,
I'am using the Ayufan Ubuntu Mate desktop package, and (because I'm new to this and didn't know what I was doing) I accidentally updated Ubuntu to from 18.04 to 20.04 and now everything looks wrong. Is there any way to revert the changes without reinstalling everything?
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| Suggestion for a (cheap, waterproof) jog dial |
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Posted by: dynobang - 04-18-2023, 04:16 AM - Forum: PineTime Hardware and Accessories
- No Replies
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Hi all,
I'm a coding ignoramous who was bowled over reading about Wasp OS and some of the effectively live-coding videos on youtube. Reminded me of my brother teaching himself to code on a Psion. I felt like the device is simple enough not to intimidate me (and for me to really grok the device and the code), so I bought one. If I ever get around to learning to code it'll probably be for my PineTime! My hats off to all the engineers, both hardware and 'software', including the folks at home learning-on and noodling-away-at these. The work you publish even on forums like this is an inspiration.
Used my pinetime in the pool today. Swipe inputs v difficult. I wished I had a jog dial to scroll through options. I imagine to be cheap and waterproof it would just be a magnetometer of some kind at the edge of the circuit board. The edge of the case would have a knob which was, internally, a disc studded with tiny magnets, so that turning it would be detected by the magnetometer along with the direction of the turning. If the screen was on (IE I was interacting with the watch), then it would listen for the turning of the knob.
Were it to be on a depressible button, behind a silicone cap, then the jog dial could also be used as a push-button.
I dream of a future where my phone tells my watch when I'm in work (GPS &/or wifi network recognition) and the applets accessible from the main screen are ones for dealing with work emergencies, as opposed to driving (car bluetooth recognition, when I might want a watch-face play/pause button or some such), or in the pool (touchscreen off, button and jogdial input only, and ready access to the metronome app for pacing and an app that sums up the duration my arms flail about in the pool to help me log it on my phone)... I'm sure others would have other suggestions!
Well, nowt like a half-baked idea to make the mind turn over. Maybe the PCB just needs the magnetometer adjacent the strap connection, and someone makes an aftermarket dial baked into the watchstrap. Hopefully something I could submit for consideration in case a PineTime Mk II is ever considered.
Yours with thanks,
DB
*To mods: thank you for keeping this forum going for all of us. Please do move this post if you think it would be better elsewhere.*
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