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computers / comp.sys.raspberry-pi / latest

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 4 Hours 13 Minutes ago by: Martin Gregorie

Has anybody tried the Flow browser on an RPi yet? It's supposed to support GPUs and has an RPi port. https://www.ekioh.com/flow-browser/ These days I'm running Brave on my Fedora boxes. Works well and has virtually all the adblockers

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 7 Hours 18 Minutes ago by: A. Dumas

That is just so that the hardware acceleration they built in to their version of Chromium can do its job. The RPi GPU doesn't work with vp8/9. And that version of Chromium is the only browser they specially prepare. So yeah, no hardwar

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 23 Hours 3 Minutes ago by: Dennis Lee Bieber

And that may be attributable to the R-Pi foundation having pre-configured Chromium with a YouTube specific extension chrome://extensions/ """ h264ify Makes YouTube stream H.264 videos instead of VP8/VP9 videos """ sitting right next

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 1 Day 6 Hours ago by: R.Wieser

Martin, Nope, your problem is different. :-) In my case its about creating a second browser profile *for the same user*. Also, my starting point is a Noobs installation, with the browser and adblocker being part of that installation.

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 1 Day 6 Hours ago by: R.Wieser

Dennis, :-) That is what my initial question aimed for : a new profile with a *copy* of the adblock plugin. Complete isolation. Only later on I realized that there where other possibilities to explore, which I than mentioned. As that

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 1 Day 15 Hours ago by: Martin Gregorie

Many, including myself, have had the same problem. My approach is, and has always been, to install the browsers I use on each system I need them on. Then I start the web browser(s) in each user on each computer I need to run them from a

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 1 Day 16 Hours ago by: Dennis Lee Bieber

My suspicion is that most of those wanting separate profiles want COMPLETE isolation, and would install plug-ins as desired per profile -- letting the profile populate its database as the user accesses web sites.

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 1 Day 19 Hours ago by: R.Wieser

Nikolaj, Ok, thanks. Just wondered if it would do something special. I still have-and-use Norton Editor (DOS version) on my Windows 'puters. :-) Nope, thats not it. YouTube saves some kind of a User-ID in a cookie. And that "YouT

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 1 Day 19 Hours ago by: R.Wieser

Dennis, Thats correct. And I mentioned just those for a reason. Could you imagine a situation in which having just one set of data for each of the ones you mentioned could be a good thing ? I can. :-) And yes, I did let the abo

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 1 Day 20 Hours ago by: Nikolaj Lazic

He would have to see what he needs. I guess some files could have some kind of setting with the "original" path in it. These should be also changed. Yeah... alot of work... but pulgins could work as intended. They have their own folder.

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 1 Day 21 Hours ago by: Nikolaj Lazic

No. :) It works in terminal. :) And you can type in command as in command line (shell). That way you can see what is happeining in your foler and type in command or use the ones in the menues. And looks like Norton Commander. :) Yeah...

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 1 Hour ago by: Dennis Lee Bieber

To me, that is the question. The OP is talking about /just/ the cookies... But there are SQLite databases for saved logins, and other items (history of visited sites, etc.). And just deleting those may not be sufficient -- if they are

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 2 Hours ago by: R.Wieser

Nikolaj, .... Thanks. That looks simple enough. :-) Any particular reason to use MC and not the build-in PCManFM ? By the way: I already tried to copy-paste the "Default" folder to "Profile 1" using PCManFM (after first having renam

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 5 Hours ago by: Nikolaj Lazic

Only if you link the whole folder. He can link only parts he needs. Other files/folders can be standard and unique to this folder. start some terminal... go to your new_foler with cd somethin... ln -s ../old_folder/* . and go from he

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 5 Hours ago by: The Natural Philosop

Thus ensuring that any changes to one profile will be instantly unavoidable in the other. I wouldn't. See above. You cant. Not using a simple command.

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 6 Hours ago by: R.Wieser

Nikolaj, :-) Just this morning I remembered that Linux has got symbolic links, and that I could do something with that. A question though: How do I (tell PCManFM to), when copying a folder, symbolic link all files in them ? Mind you,

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 15 Hours ago by: Nikolaj Lazic

Do not copy foler... mak a simbolic link to parts you need.

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 19 Hours ago by: R.Wieser

Dennis, That is why I asked if anyone had any kind of knowledge about it. :-) ??? I suggested to just copy, next to the folder containing the extensions, the database containing the information to those extensions. All other databas

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 20 Hours ago by: Dennis Lee Bieber

The database I hypothesized would be at a higher level. It would maybe have things like profile-name extension-name extension-directory-name extension2-name ... profile2-name ... ... There are SQLite databases stuffed through

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 20 Hours ago by: R.Wieser

Dennis, Well ... what would happen when that database is also copied to the new profile ? I could just copy the "Default" profile folder to "Profile 1", throw the "cookies.txt" file out and see if that will work. But if someone has alr

Re: chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 21 Hours ago by: Dennis Lee Bieber

How old is that installation? The R-Pi foundation discontinued the NOOBS package some time back -- it was replaced by the "Raspberry Pi Imager" Imager runs on desktop computers and is used to select from the available OS images, and

chromium - how to add existing adblocker to "Profile 1" ?

comp.sys.raspberry-pi

Posted: 2 Days 22 Hours ago by: R.Wieser

Hello all, I've used a Noobs installation in which chromium comes with an adblocker pre-installed in the default profile. The thing is that I've just created a second profile ("profile 1"), and see that it doesn't have the adblocker. H

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 4 Days 7 Hours ago by: A. Dumas

Very nice. Thanks for the update.

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 5 Days 3 Hours ago by: SB

After a week of usage, I can say that 4K footages are played perfectly on Kodi on LibreElec os. Moreover my SONY TV remote control is easily integrated with Librelec, probably using the I2C interface present in HDMI cable. There are

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 7 Days 3 Hours ago by: druck

Should be fine, I've used 1-wire ds18b20 sensors from a Raspberry Pi out to 20 meters using 3 cores of flat 4 core wiring for LED light strips, and out to about 40 meters using some old 0.75mm2 3-core mains flex. ---druck

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 8 Days 18 Hours ago by: Folderol

Ah yes! I'd forgotten about those delay lines. The early glass ones were the size of a tobacco tin, but when they got on to using ceramics that shrunk down to a credit size area about 5mm thick. Eventually they got it down to an 8 pin DIL

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 8 Days 22 Hours ago by: NY

"Folderol" <general@musically.me.uk> wrote in message news:20210911212921.57eab400@devuan... In November 2020, Talking Pictures TV showed a recording of a Saturday Night at the Palladium programme which had been made using colour cameras

Re: Pi Cam problem

comp.sys.raspberry-pi

Posted: 9 Days 10 Hours ago by: Hanif Izzudin

Hello brother, finally i can solve this problem after a lot of hours troubleshooting. I already share it in my YouTube (https://youtu.be/on8UlkRvLok) This problem only occur in camera raspberry pi V2.1 (IMX219) from Element14. But in ca

Re: Pi Cam problem

comp.sys.raspberry-pi

Posted: 9 Days 10 Hours ago by: Hanif Izzudin

Hello brother, finally i can solve this problem after a lot of hours troubleshooting. I already share it in my YouTube (https://youtu.be/on8UlkRvLok) This problem only occur in camera raspberry pi V2.1 (IMX219) from Element14. But in ca

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 9 Days 15 Hours ago by: gareth evans

Ummm. Yep. Definitely an urban legend.

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 9 Days 18 Hours ago by: Folderol

Ummm. Nope. 625 line TV started in the early 1960s. As a TV repairman, I was watching the BBC2 trade tests in the mid 1960s. I didn't come across any digitisation till the 1970s, by which time the TV rental business was collapsing. The

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 9 Days 20 Hours ago by: gareth evans

The urban legend has it that coming as it did about the time that digital electronics and computing were coming into TV that it was chosen because 405 in decimal becomes 625 when converted to octal.

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 9 Days 21 Hours ago by: NY

"Scott Alfter" <scott@alfter.diespammersdie.us> wrote in message news:4Cs_I.46036$Dr.37852@fx40.iad... I was always surprised that the FM sound circuitry in TVs couldn't tolerate the sound carrier being tweaked slightly to move it out of

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 10 Days 14 Hours ago by: Computer Nerd Kev

Well I posted that link actually, and since also referred the OP to this document describing usage of three cable types: http://midondesign.com/Documents/1-WireApplicationGuide103.pdf (page 10) Suggest CAT5 cabling for distances over 100

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 10 Days 22 Hours ago by: The Natural Philosop

It is a reasonably high frequency 16.7kbps serial. 5V peak to peak. I think it has a good chance of working quite well

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 10 Days 22 Hours ago by: The Natural Philosop

Not sure that was me, but i'll take the credit :-) well I think at 16.7kbps twisted or not twisted won't make much difference. That's high audio and ultrasonic and experience suggests that hum pickup will dominate. I reckon it should be

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 10 Days 22 Hours ago by: A. Dumas

Isn't that only relevant to higher frequency signals? Getting to the right level (and not taking too long to sample/answer) is all it takes for 1-wire I think.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 10 Days 22 Hours ago by: Theo

Does 1-wire work over long distances on non-twisted cables? The app note 148 you referred says: "Network Description The scope of this document is limited to 1-Wire networks that use Category 5e, twisted-pair copper wire and have 5V bus

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days ago by: Ahem A Rivet's Shot

Time for a new RFC - IP over Bongo Drums, should be easier than rfc 1149 (which has actually been implemented, ping time was rather long).

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days ago by: The Natural Philosop

I was more trying to indicate that wifi reception is not just location sensitive but time sensitive, what works today may not work tomorrow

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days 1 Hour ago by: Björn_Lundin

Actually - you never know with ANY communication unless you have application level ACK. With this serial line - how do you when somebody dug of the cable/a plug was lose/a soldering was bad ? No way you can know. With any comms the b

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days 3 Hours ago by: The Natural Philosop

Agreed With one wire, that is not necessary. The sensors will take power from the data line. Unless obe wire doies NOT work there is no need top complicate things bey adding local power and electronics I mentioned a pi zero W because

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days 3 Hours ago by: The Natural Philosop

Paraphrasing Winnie Ille Pu "De heffalumpi, semper dubitandum est" With Wifi, you never know....

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days 4 Hours ago by: Björn_Lundin

Is it? using a pi and the ESP + a router You got everything you need. No adapters. no HATS. just use it. And numerous people commented that it was too bad that the cable was put into the ground before the communication protocol was c

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days 5 Hours ago by: Folderol

All this is vast over complication. The O/P has already described the cabling in place which is more than enough for a *simple* serial transmission. Use whatever sensor type is most convenient at the respective locations, with small mod

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days 6 Hours ago by: Björn_Lundin

You should 1) bring out a laptop and test wifi from that location 2) buy and ESP8266 and test - they are cheap 3) be prepared to move the router - or have two - the second on placed in a better spot That might be tricky - externa a

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days 12 Hours ago by: Soviet_Mario

even 1 datum per minute would be more than enough. All the component have quite high thermal inertia (tens of liters water in the circuit plus another 10 L in the pressure equalizer, 5000+380 in the storage buffers). No need for a fast

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 11 Days 15 Hours ago by: Computer Nerd Kev

That's not ideal, but could be worse. Again I'd suggest testing reading a sensor while motors are running. If there's an issue when the motors are on, you might consider fitting an EMI filter like this to them: https://www.jaycar.com.au/2

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 11 Days 19 Hours ago by: Scott Alfter

I suspect that would've made those cheap (free in some cases?) converter boxes to bring analog-only TVs into the digital era not-so-cheap, as they would've needed some way to convert 30-fps input to 30000/1001-fps output. _/_ / v \ Sc

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 1 Hour ago by: Björn_Lundin

Perhaps the easiest would be * a couple of ESP8266 to read sensor values at the location of the sensors * push sensor data via JSONRPC2 (http(s) POST) to the RPI * post process data as it arrives in the RPI This I do for monitor air qual

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 2 Hours ago by: Soviet_Mario

one sensor, the farthest, will be roughly 34 m apart, the second farther will stand at 28 m distant. All other sensors will fall in the 1-6 m range.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 2 Hours ago by: Soviet_Mario

no motors nor electroducts. As to the power cables, i inserted them in another corrugated pipe, but yes, this latter runs in the same trench. They might be then just a 10 cm apart (separated by sand and other corrugated pipes for water

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 2 Hours ago by: Soviet_Mario

actually I drew strings, but I'm almost certain that friction would prevent pulling other cables while holding the existing still. The corrugated pipe is rather small and just contains two cables. :\ Now I will read the Onion related d

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 7 Hours ago by: Folderol

First rule of drawing cables: Always include a new drawstring to replace the one you just pulled the cables with.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 9 Hours ago by: The Natural Philosop

They will run on anything that has more than 1 wire! The only variable is how long the cable can be before errors become unacceptable

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 9 Hours ago by: The Natural Philosop

+1

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 10 Hours ago by: Computer Nerd Kev

The Maxim doc, and also this guide: http://midondesign.com/Documents/1-WireApplicationGuide103.pdf (page 10) Suggest CAT5 cabling for distance over 100ft, but I'd be inclined to try it with your cable and see - a sensor won't cost much an

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 12 Hours ago by: Dennis Lee Bieber

Pure contact types (ignoring cable matters) should not be a concern. Bare chip types, OTOH, may not be compatible with immersion -- they are more ambient air systems (HVAC thermostats, etc.). Immersion types tend to have a stainless s

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 13 Hours ago by: Soviet_Mario

sounds perfect. But these 1-wire probes, need their own kind of cables, or can run smoothly on my cables ?

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 13 Hours ago by: Soviet_Mario

yes power cable (3 poles) has its "corrugated pipe" and the two (8 poles each) data signal has another. I have no idea whether or not they are close or separated withing the trench, even if I tried to fasten them with nylon straps sepa

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 15 Hours ago by: Computer Nerd Kev

Potentially, depending on the "serial interface". But rather than stuffing around with lots of Arduinos, just use the 1-wire temperature sensors that I suggested earlier, where most of the design work has already been done for you, includ

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 18 Hours ago by: Mike

.... and a draw-string to pull the newfangled cable/fibre/etc. that you *now* discover you need despite all the above ;)

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 19 Hours ago by: Dennis Lee Bieber

Or a large conduit (or pair, to separate data from power), with enough room to route a long snake and pull additional cables through from one end. But yes... the OP buried some wires, and /then/ is trying to figure out what signals t

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 20 Hours ago by: The Natural Philosop

What is best is low data rate single wire,because the sensors are available that use it with no additional hardware. And no need for external poqwer. Software can read the sensors many times and eliminate any errors due to noise It is

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 21 Hours ago by: Theo

I think the problem the OP has is he's not got twisted pair - if it's this sort of stuff: https://cpc.farnell.com/pro-power/ac-t3-8c-wht-500m/alarm-cable-8-core-type-3-white/dp/CB20040 then it's just 8 parallel cores, not even screened.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 21 Hours ago by: Folderol

You can get dedicated uart->422 chips. They're cheap as err. chips :) However, if you're doing that, a much better option is RS485. If you're running 485 you can daisy chain multiple modules and run a master-slave setup. With such as

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 12 Days 22 Hours ago by: Dennis Lee Bieber

The cable length is the killer. Regular (single-ended/unbalanced, RS-232 style) 1) requires three wires: Tx, Rx, and GND; 2) has a /typical/ maximum run of 50 feet (~16m). True RS-232 specifies +5-15V for "0" and -5-15V for "1" at the s

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 13 Days 2 Hours ago by: Soviet_Mario

is this compatible with cables of "alarm" type (8x0,22 mm^2) ? I have two of them installed. I can no longer install further wiring, as the trench has just been refilled with earth an costipated

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 13 Days 18 Hours ago by: A. Dumas

Yeah, I don't think so? Also, a 2 GB Pi 4 is now the same price as the old 1 GB Pi 3. Of course it draws more power and generate more heat, so that might be drawbacks in an industrial environment (because it or its power supply might fail

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 13 Days 18 Hours ago by: gareth evans

Is the RPi4 in short supply?

Re: Telnet

comp.sys.raspberry-pi

Posted: 13 Days 21 Hours ago by: Big Bad Bob

might have to experiment a bit with TERM/term. SHould work. Check any compat settings in the menu. You could also install a different xterm-like application and run THAT one. Or, my favorite, run lxterminal as a DIFFERENT user, and

Re: Newbie Remote Control Car

comp.sys.raspberry-pi

Posted: 13 Days 21 Hours ago by: Big Bad Bob

several online stores sell kits. Building a kit will give you experience and ideas for your own design.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 13 Days 21 Hours ago by: Big Bad Bob

then use an RPi4, or a 3b+ if the lead time is too long for a 4. For Analog to digital I suggest setting up a serial interface to an Arduino and use its analog to digital converters. A serial interface can either use the hardware seria

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 13 Days 21 Hours ago by: SB

Yep, VLC doesn't work for now . I have downloaded Libreelec and I will try it on a dedicated SD, and at the end I have always the TV. Thank you for the tips, bye

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 14 Days 6 Hours ago by: A. Dumas

BUT! The developer(s?) seem to be stuck. No hardware helpeing at 4k, yet. See https://github.com/RPi-Distro/vlc/issues/47

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 14 Days 6 Hours ago by: A. Dumas

"Note: omxplayer is being deprecated and resources are directed at improving vlc. This is due to: omxplayer uses openvg for OSD and subtitles which isn't supported on Pi4. omxplayer uses openmax which has been deprecated for a long ti

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 14 Days 7 Hours ago by: SB

Ok, you was right, man. With omxplayer I had only the message: Vcodec id unknown: ad have a nice day ;)` And I didn't find the way to add codecs to omxplayer. I could write a simple interface in Python, but there are a lot of inter

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 14 Days 21 Hours ago by: A. Dumas

Yes, that's what I said. Not for anything. Yes, that's because behind the scenes it uses the only hardware accelerated video player on the Pi, which I also mentioned: omxplayer. So you already have the solution, you just need to use the

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 14 Days 21 Hours ago by: SB

It's not a SSD or USB issue. After some search it seems that VLC don't use hardware acceleration with the GPU and hardware for HEVC x265 decoding. https://www.raspberrypi.org/forums/viewtopic.php?t%3359 https://www.raspberrypi.org/foru

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 15 Days 4 Hours ago by: A. Dumas

Normal 4k resolution is 3840x2160 (not 3960!), that shouldn't be a problem for a Pi 4. You can even enable 4k @ 60 fps mode, if your monitor/tv supports it. Look at the configuration program in the menu or in the Terminal: sudo raspi-c

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 15 Days 6 Hours ago by: SB

The disk is SSD M2 SATA3 external with USB3.1 interface. The SSD is connected to USB3 (blue) input of my RPI4b with 4GB of RAM. Only Anydesk is running in background, but without active connections. I also noticed that with 3960 x

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 15 Days 21 Hours ago by: NY

"SB" <stNOOObenevSPAM@tin.it> wrote in message news:oaj9jg5o6h9tpnbi3h79nok4qib00r8eiu@4ax.com... Can VLC on the Pi actually play 4K video files? I've got VLC 3.0.11 (Veterinari) and when I try to play a UHD file 3840x2160 50 *frames* pe

Re: Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 15 Days 22 Hours ago by: Dennis Lee Bieber

Actual spinning disk? Or are you using "disk" for a flash drive? Is there anything else using the USB ports of the R-Pi. Are you using USB2 or USB3 port? Is the device even rated for USB3 speeds? {At least the 4B has a real Ethernet

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 15 Days 22 Hours ago by: Dennis Lee Bieber

I don't know what pigpio uses internally -- it tends to require a daemon module started with "sudo", and the application libraries use either sockets or pipes to talk to the daemon. https://abyz.me.uk/rpi/pigpio/faq.html Has a command

Problems with 2160p files on 4k screen

comp.sys.raspberry-pi

Posted: 15 Days 23 Hours ago by: SB

Hi, I have some problems playing files with 4k resolution with VLC (or also Kaffeine) with a Raspberri pi4. The audio works well, but the video is always all black. At the beginning I had setting the screen resolution to 1920 x 1080. Af

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 16 Days 6 Hours ago by: The Natural Philosop

and what is 'pure digital'? analogue voltages are somehow not digital? try telling that to a gate designer... I am merely making the point that a twisted pair is well capable of far higher data rates than you suggested. How it does i

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 16 Days 13 Hours ago by: Computer Nerd Kev

Oh, thanks for that. I only really use either Shell/Bash or C so SysFS was going to be the basis for a few shell script based projects. None of which I've actually got around to mind you.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 16 Days 19 Hours ago by: Dennis Lee Bieber

Uses frequencies sets outside the voice-band (voice is <4kHz -- like I said, not rated for "fidelity"). According to one web site, ADSL basically is running "multiple" modems each within a different frequency band. With 8 "modems" one e

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 16 Days 20 Hours ago by: The Natural Philosop

Not between local exchange and consumer, in the UK And ADSL was fine at 5Mps at 32km That was because the onward backbone transmission was 64kbps digital The actual copper as anyone with ADSL can tell you is well capable of up to 20

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 16 Days 22 Hours ago by: Dennis Lee Bieber

Not when precision levels are going to be measured -- assuming you can even find a POTS line these days. I'm pretty sure the phone company had repeaters placed at regular intervals: https://en.wikipedia.org/wiki/Repeater#Telephone_repeat

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 16 Days 23 Hours ago by: Dennis Lee Bieber

SysFS, I believe, has been deprecated by the Linux OS team -- still there, but supposed to be phasing over to the "character device" mode: https://embeddedbits.org/new-linux-kernel-gpio-user-space-interface/ Some of the language specif

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 16 Days 23 Hours ago by: Soviet_Mario

TNX !

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 1 Hour ago by: Folderol

I really miss the days when you could quickly patch something together and it would 'Just Work' (tm).

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 4 Hours ago by: Theo

I once made one of those using a 30m mains extension lead and some 'DB9 to mains plug' adapters. It worked fine, although I don't think it would have met H&S :-) There was an extra male mains plug that was very heavily taped up to preven

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 5 Hours ago by: A. Dumas

Yes. I thought your link would be to a C version but that's on another part of the page. The shell is certainly slow enough ;) I also failed to write what I meant: there are very convenient Python modules for accessing the Pi's hardware,

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 7 Hours ago by: Computer Nerd Kev

If he uses the sysfs interface then it doesn't matter what language he prefers, so long as it has a way of writing to a file (by "fast enough" I meant fast enough in this application, it's slow compared to C libraries etc. but that makes

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 7 Hours ago by: The Natural Philosop

I absolutely think you have found the optimal solution 1 wire temperature sensors are easily found (https://www.mouser.co.uk/_/?keyword=DS18B20) , and a Pi zero 'one wire HAT' is available (https://thepihut.com/products/1-wire-pizero) a

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 7 Hours ago by: The Natural Philosop

back in the day whole companies were wired with serial terminals. 9600 goes a long way.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 7 Hours ago by: The Natural Philosop

Not even a phone line? In reality you can run plenty of stuff that distance, but not with a simple plug-n-play hookup

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 7 Hours ago by: David Taylor

Excellent idea!

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 9 Hours ago by: Ahem A Rivet's Shot

That works well, the first office I worked in had terminals running at 9600 baud using the lightest 3 core we could find (rated at 1A IIRC), there was only one run where we had to drop to 1200 (over half a roll IIRC) and that nearly ran

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 11 Hours ago by: A. Dumas

Seems like for such a slow heating application, almost anything is fast enough. He might use Python.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 11 Hours ago by: Computer Nerd Kev

If you're completely ignorant about electronics then reading the temperature sensors will probably be your biggest problem. Cutting to the chase, 1-Wire sensors might be a good option: https://www.maximintegrated.com/en/design/technical-d

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 14 Hours ago by: Dennis Lee Bieber

I think I'd agree that opto-isolation may be going too far... Relays where the 220V circuit does not connect to the switching side should be sufficient -- though you may need to put in protection diodes to block reverse EMF when the rel

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 15 Hours ago by: Soviet_Mario

sorry I don't understand :\ I am reading about FOUR WIRE RTG connection, but I dunno the scheme for the insertion of the ADC. In other words, I dunno whether is better to send the signal in compensated analog, and convert it centrall

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 16 Hours ago by: Soviet_Mario

tnx ... a dozen, not necessarily of the same type sorry I dunno anything about this, even If I am trying to read wiki around sb spoke about optoelectronic isolation, sb else told me it was not necessary. So I'm at a loss the val

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 16 Hours ago by: Theo

I've not used them, but I have my eye on these: https://www.az-delivery.uk/products/az-touch-wandgehauseset-mit-2-8-zoll-touchscreen-fur-esp8266-und-esp32 the web shop doesn't work for me, but also on ebay: https://www.ebay.de/itm/144092

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 16 Hours ago by: Theo

That's your passive safety backup, but I'd suggest putting a system which lives on top of that that maintains a habitable environment, and making that as simple as possible - fewer chances of things going wrong. ESP32 has wifi, so you j

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 17 Hours ago by: Martin Gregorie

Since you know C, take a look at the poll() function. pol() designed for asynchronous i/o via the filing system over many connections of any type, so its equally good at handling serial, network or USB connections. Poll() is given a

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 17 Hours ago by: Folderol

Don't underestimate RS232 data transfer. A radio amateur friend of mine had a steerable aerial array on a 100ft tower. The aerial cables where properly (expensively) shielded. The control cable was standard 3 core mains cable running at 120

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 18 Hours ago by: Dennis Lee Bieber

My other post, on cable length limits, will probably have some influence... Most logging (to SD card) on microcontrollers is a simple function. The development libraries all support some sort of SD card file driver and simple read/wr

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 19 Hours ago by: Soviet_Mario

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 19 Hours ago by: Soviet_Mario

recommendation added to the wishlist tnx

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 19 Hours ago by: Soviet_Mario

tnx for this long and deep comparison. I'll try to go through it again to fix some ideas all correct. The fact I'd need some higher level logging (also error states) is both debug, and mainteinance, and later some statistics about th

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 20 Hours ago by: Dennis Lee Bieber

24AWG if my look-up is correct... .... same look-up gives 76.4ohms/km... or just over 3ohm at 40m That is 3% of the PT100 "100Ohm at 0degC" -- with two leads that comes to 6% which needs to be compensated... Not that I'd want to run /

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 21 Hours ago by: The Natural Philosop

I can assure you that even cold water will deposit this. You really need a water softener.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 22 Hours ago by: Folderol

Personally, I'd use a Raspberry Pi3 combined with an Arduno nano. The nano has 8 x 10bit A/D converters and 13 no-fuss digital I/O. It also accepts 5V inputs (and they are better protected). This can do all your basic capture and clean-ups

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 22 Hours ago by: David Taylor

I suggest the Pi because it is very well supported, with lots of libraries and help out there. Possibly some of the libraries are more focussed on Python, and I've used Perl and scripting too.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 22 Hours ago by: Dennis Lee Bieber

Take into account that the R-Pi does not have a battery-backed clock. Without a network connection allowing for time-synchronization, your logged time-stamps could be off; especially following a reboot (when the OS relies upon some value

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 17 Days 23 Hours ago by: Dennis Lee Bieber

None of the R-Pi models I'm familiar with have usable Analog inputs, so any temperature sensor that reports via voltage change will require an external ADC board cf: https://learn.adafruit.com/reading-a-analog-in-and-controlling-audio-

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 1 Hour ago by: Soviet_Mario

sensible considerations. The wood-system is passively safe, as it is not in pressure (an open air reservoire is present), there is a floating valve self-replenish of the tech. water in the source coils circuit, and a max.level dischar

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 1 Hour ago by: Soviet_Mario

I feel comfortable with C, C++ or Gambas, but I'll need to find libraries to manage I/O on the ports, that's sure.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 1 Hour ago by: Soviet_Mario

have you seen my calculations and solution ? the system will work as expected, more or less reliably. this is uncertain, as I have just spent a lot for materials. But I have spared on manwork as I built it all alone. I have trees and

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 1 Hour ago by: Soviet_Mario

oh ... I see. As it seemd unessential, I overlooked this. It is simple in brief. I have an insulated 5000 L "water buffer" There are coils in corrugated steel pipes (heat exchangers) that can input heat from two distinct source, in paral

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 2 Hours ago by: Theo

I'd think about splitting this up into two parts: Part 1 does the temperature monitoring and any control loops. For example 'if too hot then open relay #4' Part 2 does the display, logging, networking, etc. It just reads the status an

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 2 Hours ago by: The Natural Philosop

Pi zero has a decent operating system and the WiFi has adequate hifi and usb support for disk, I/O is the weakness compared to Arduino. But it does support I2C bus and many temp sensors do the same. My point stands. Pi Zero W will do

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 4 Hours ago by: Computer Nerd Kev

"Fancy" is just my response to "multi heat-source solar-biomass water warming system" when I actually haven't got the first clue what that means. In terms of electronics, the demands that you've specified seem modest enough. The Pis are

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 4 Hours ago by: David Taylor

Programming? Suggest Raspberry Pi 3B+

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 4 Hours ago by: Soviet_Mario

I'm not familiar with this NG so I can't assume to be able to recognize trolling, but ... this seems that. I am not asking if the general idea is good or not, just what would be a good central system choice to control all the devices.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 4 Hours ago by: Soviet_Mario

sorry, I made a mistake. This abundance of wiring was installed for just the 3 more distant PT100 detectors as I had to dig a trench and lay cables. The nearer ones would be managed as needed, so regardless of whatever else, the availa

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 4 Hours ago by: Soviet_Mario

no, well, I wrote "unlimited" number of wires/cables, as I have drawn two independent 8x0,22 mm2 poles cables plus a 3x2,5 mm2 poles cable for power. So I was thinking wiring would never become a bottleneck whatever solution will be ch

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 4 Hours ago by: Soviet_Mario

I might possibly ask further clarifications for the parts above, but preliminarly ... could you explain why it is fancy ? feel completely free to suggest any other platform which, with REASONABLE amount of expansion/integrations, woul

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 5 Hours ago by: A. Dumas

Although writing a usb mass storage + ext4 driver for the Pico might be a challenge.

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 6 Hours ago by: The Natural Philosop

You don't need more than a Pi zero W to make this useless idea even worse ;-)

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 6 Hours ago by: Björn_Lundin

I'd use a 3b+ because * rpi display fit it well <https://www.raspberrypi.org/products/raspberry-pi-touch-display/> * has wifi and ubs-ports (no need for a usb-hub that the zero would need) * easily boots from SSD via usb. No worry abou

Re: choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 6 Hours ago by: Computer Nerd Kev

The Pi Pico is the only one with a built-in ADC. But even it only has three inputs, so you'll either need to use analogue switch circuitry or an external ADC. If you use an external ADC you could connect that to any Pi model. You might a

choice of the most fit Raspberry version

comp.sys.raspberry-pi

Posted: 18 Days 7 Hours ago by: Soviet_Mario

(I'm new to this NG) the budget not being crucial, what raspberry pi "version" (I mean main model and/or submodels/subversions) would you choose to perform these tasks 1) read a dozen of temperature detectors (the model of them have no

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 24 Days 2 Hours ago by: A. Dumas

It's there, check again.

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 24 Days 4 Hours ago by: The Natural Philosop

But only foe WINDOWS on ARM, not LINUX

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 24 Days 6 Hours ago by: Joe

Most modern printers will scan to email, but they don't generally have an MTA built in (how daft is that?) so my oldest Pi is actually sitting under a corporate desk somewhere running exim4 just for their scanner.

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 24 Days 14 Hours ago by: bob prohaska

Seems to be true. The website stuffed a downloaded file called vuea32-9.765.tgz into my downloads directory without being asked. It's claimed to be for a Raspberry Pi, which rather implies ARM.. I'm trying to use the tools available wit

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 24 Days 21 Hours ago by: Johann Klammer

I believe you have to install them from the brother homepage. I have a DCP 7010 here. and had to do that....ages ago.. tho I do not remember what exactly I did. I do remember digging through their source code to figure out why my scans we

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 24 Days 21 Hours ago by: Chris Hughes

My first post on this usenet group, But according to https://www.hamrick.com/alternate-versions.html There are now versions for ARM32 and ARM64 on Linux

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 24 Days 21 Hours ago by: The Natural Philosop

"VueScan is compatible with the Brother MFC-8480DN on Windows x86, Windows x64, Windows RT, Windows 10 ARM, Mac OS X and Linux." But not ARM linux.

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 24 Days 22 Hours ago by: Allen

Yep! Can use https://www.hamrick.com, simply, fast, efficent and for all RPI. https://www.hamrick.com/vuescan/brother_mfc_8480dn.html#technical-information

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 25 Days 5 Hours ago by: The Natural Philosop

very easy to set up one of those on a Pi...

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 25 Days 7 Hours ago by: Pancho

Yeah, I had a quick look and couldn't see save to network drive. I did see that you could send scans to a smtp server, which is a round about way of achieving the same thing.

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 25 Days 13 Hours ago by: The Natural Philosop

#LINUX Scanner Driver (Download) File Name: brscan3-0.2.13-1.i386.deb File Format: .deb Ver.0.2.13-1 (latest version) File Sizes: 0.05 MB Support OS Debian 32-bit OS. Scanner Driver (Download) File Name: brscan3-0.2.13-1.amd64.deb Fil

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 25 Days 13 Hours ago by: The Natural Philosop

Not that I know of. But it might be reverse engineerable if its all networked

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 25 Days 17 Hours ago by: Martin Gregorie

Meant to add "....because its possible they may tailor what their website shows to match the hardware and OS that originated the request."

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 25 Days 17 Hours ago by: Martin Gregorie

How much detail can you find on the Brother website or in searches? Have you tried looking at their website from an RPi? Might be worth doing that simply because the amount of detail does vary between printer and scanner makers. I know

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 25 Days 18 Hours ago by: bob prohaska

Alas, sane-airscan isn't found by apt. However, I don't think it'll help anyway, the printer/scanner/fax is wired-network only. I can run xsane and it reports no devices found, even though the web management page comes up just fine usin

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 25 Days 22 Hours ago by: The Natural Philosop

/etc/dhcpcd.conf I have static address - it doesn't affect 'drop outs' though /etc/dhcpcd.conf : interface wlan0 static ip_address2.168.0.200 static routers2.168.0.254 static domain_name_servers2.168.0.100 /

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 26 Days ago by: Adam Funk

That's what I was doing (DHCP "reservation" on the router). I'm now trying a static IP address in the /etc/dhcpcd.conf file on the Pi Zero.

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 26 Days 6 Hours ago by: Adam Funk

Reading that I thought "ugh, a systemd timer, I'd put it in crontab" .... then spotted this dig which some here will appreciate: Yes, with systemd you actually need two files where "cron" can do this in a single line. Don't know w

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 26 Days 12 Hours ago by: A. Dumas

Yeah. That's 1000x easier & more convenient & thus less error-prone.

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 26 Days 14 Hours ago by: Stewart Russell

Long shot: since your AIO supports IPP (AirPrint), it *might* support AirScan (aka eSCL). So try sudo apt install sane-airscan then try firing up xsane. It might offer you the option of your scanner on the network (can take a while).

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 26 Days 15 Hours ago by: Nikolaj Lazic

Or he could configure DHCP server to give "static" fixed IPs to fixed MAC.

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 26 Days 15 Hours ago by: Martin Gregorie

That works for me - I've done this on both RPi and my Fedora systems on my house LAN, which all have fixed IP addresses and hostnames. /etc/hostname contains one line holding the fully qualified hostname as it will be used locally, e.g

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 26 Days 16 Hours ago by: Computer Nerd Kev

I don't think you should need to actually, just don't run the DHCP client on the Pi and set the IP address manually instead. Yes, though if this is the same problem that you're having then apparantly reloading the driver module doesn't

Re: Accessing a file by Samba as it is being written to

comp.sys.raspberry-pi

Posted: 26 Days 17 Hours ago by: Nikolaj Lazic

It will not update header at all. THe problem is that the "index" of the video is written at the end of the file. If you don't have the end... you can only watch while it is written. As you can also copy the file when it is completely w

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 27 Days ago by: Adam Funk

Worth trying --- until recently I thought the DHCP by MAC on the router was good enough! I'll have to remember how to remove that on the router though. So something like this in the wifibump script? /sbin/ip link set wlan0 down

Re: Pi 0 W dropping wifi

comp.sys.raspberry-pi

Posted: 27 Days 7 Hours ago by: Jack

I would write a script that pings the router and reboot if no response. And run the script every 5 minutes via crontab. Bye Jack

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 27 Days 11 Hours ago by: bob prohaska

Scanner docs aren't a lot of help, but I'll start digging. Thanks for the hint, bob prohaska

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 27 Days 11 Hours ago by: bob prohaska

Is that to say xsane is my only option? I thought maybe it was part of something else that had to be installed. Thanks for writing, bob prohaska

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 28 Days 5 Hours ago by: The Natural Philosop

scanning support is poor for most scanners Sometimes the manufacturer will provide x86 drivers and code. otherwise you have to rely on sometimes minimal support via SANE. I have disabled that for my scanner, since it drove it past its en

Re: Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 28 Days 6 Hours ago by: Pancho

As an alternative idea... From my scanner (not a Brother), you can scan directly to a network share mounted on the rpi, in my case SMB. I suspect this would work on the MFC-8480dn, too. I also suspect the MFC-8480dn provides a web int

Scanning documents using an mfc-8480dn

comp.sys.raspberry-pi

Posted: 28 Days 15 Hours ago by: bob prohaska

Can a Brother MFC-8480dn all-in-one printer/scanner/fax be used to scan and import images into a Pi4 running RaspiOS? I've got gimp and xsane installed, but neither can see the 8480. However, it functions just fine as a network printer, so

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