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by linux_author
Tue Jul 16, 2019 9:11 pm
Forum: Raspbian
Topic: Buster bug report thread
Replies: 217
Views: 25928

Re: Buster bug report thread

alas, while gqrx and Buster readily supports the RTL-SDR on my RPi3Bs (works great!), it looks like SDR radio is a no-go on my RPi4 2GB... It's being looked into: https://github.com/raspberrypi/linux/issues/3060 update: ordered and received a "NooElec NESDR XTR+ Tiny Extended-Range TCXO-Based RTL-S...
by linux_author
Thu Jul 11, 2019 10:02 am
Forum: General discussion
Topic: Tg - a watch timegrapher for RPi3
Replies: 8
Views: 2550

Re: Tg - a watch timegrapher for RPi3

tks! however, did you do this compile under Buster? alas, i still get an error (this is after a successful build, insertion of my webcam mic (which works fine under Jessie w/tg-timer), and selection of the mic under Preferences as audio input:



willie
on the Gulf of Mexico
by linux_author
Wed Jul 10, 2019 9:22 pm
Forum: General discussion
Topic: Tg - a watch timegrapher for RPi3
Replies: 8
Views: 2550

Re: Tg - a watch timegrapher for RPi3

tks - unfortunately, attempting builds under Raspbian Buster, although successful, fail to run with errors in audio processing... i don't know where to start on a fix and have let the author know... fortunately, tg-timer continues to work well out of the brew repository under OS X Mojave... i really...
by linux_author
Mon Jul 08, 2019 12:07 pm
Forum: Troubleshooting
Topic: Raspberry Pi 4 RTL-SDR stick not working
Replies: 11
Views: 1022

Re: Raspberry Pi 4 RTL-SDR stick not working

this for these reports; glad to know i'm not alone... it must be a hardware problem, and it makes me wonder if other USB devices are going to have issues... here's my report from another thread; posted it here to keep everything together: https://www.raspberrypi.org/forums/viewtopic.php?f=66&t=24371...
by linux_author
Sun Jul 07, 2019 3:54 pm
Forum: Raspbian
Topic: Buster bug report thread
Replies: 217
Views: 25928

RTL-SDR V3 non-functional w/Buster & RPi4

alas, while gqrx and Buster readily supports the RTL-SDR on my RPi3Bs (works great!), it looks like SDR radio is a no-go on my RPi4 2GB... the device is readily recognized: [ 194.847842] dvbdev: DVB: registering new adapter (Realtek RTL2832U reference design) [ 194.870344] i2c i2c-3: Added multiplex...
by linux_author
Mon Sep 03, 2018 11:15 pm
Forum: Raspberry Pi Desktop for PC and Mac
Topic: Backing up Desktop for Pi on Macbook Air
Replies: 2
Views: 753

Re: Backing up Desktop for Pi on Macbook Air

when i boot my Macbook Air from a USB thumb drive, the thumb drive is /dev/sdb and the Macbook's internal SSD is /dev/sda... a complete backup (clone) of my /dev/sdb persistent system to another thumb drive (i.e., /dev/sdc) takes only a minute or so for an identical 64GB drive using SD card copier b...
by linux_author
Tue Aug 14, 2018 10:36 am
Forum: Raspberry Pi Desktop for PC and Mac
Topic: Kudos - 2017 Macbook Air works perfectly!
Replies: 1
Views: 807

Kudos - 2017 Macbook Air works perfectly!

tks to the developers for the latest Debian roll of the RPi Desktop... after trying Ubuntu, Mint, and several other variants, your distro was the only one that worked 'out of the box' - wifi, sound, video, etc... held down the alt/option key after a reboot, and the desktop came right up! btw, i used...
by linux_author
Tue Jun 12, 2018 10:52 am
Forum: General discussion
Topic: SSD1306 OLED headless system monitor
Replies: 30
Views: 15680

Re: SSD1306 OLED headless system monitor

sorry you can't get it working - but you'll have to be more specific by posting your code or offending error messages do you have all the requisite support libs/code installed? please note that i have not revisited this project in some time and do not even have a working system up to test (it has be...
by linux_author
Wed Jan 10, 2018 3:48 pm
Forum: Beginners
Topic: Show Us Your Conky!
Replies: 16
Views: 5463

Re: Show Us Your Conky!

uh yes, because you'll see that the post is from 2016?

LOL!!!!

i'm with the latest and greatest on my RPi servers...

willie
on the foggy Gulf of Mexico
by linux_author
Sun Jul 30, 2017 4:23 pm
Forum: General discussion
Topic: ssh not being able to log in, ssh keys appearing, usisng a Mac with OS Sierra
Replies: 7
Views: 1050

Re: ssh not being able to log in, ssh keys appearing, usisng a Mac with OS Sierra

Code: Select all

cd $HOME; rm -fr .ssh
brute force, i know...

willie
on the cloudy and rainy Gulf of Mexico
by linux_author
Mon Jul 24, 2017 10:05 pm
Forum: Italiano
Topic: mac address raspberry
Replies: 2
Views: 1685

Re: mac address raspberry

Ethernet:

Code: Select all

ifconfig eth0 | grep HWaddr

Code: Select all

cat /sys/class/net/eth0/address
Wifi:

Code: Select all

ifconfig wlan0 | grep HWaddr

Code: Select all

cat /sys/class/net/wlan0/address
willie
on the 30C Gulf of Mexico
by linux_author
Fri Jul 21, 2017 8:54 pm
Forum: Networking and servers
Topic: phone call record
Replies: 7
Views: 1679

Re: phone call record

look at mgetty... you can record outgoing messages and allow folks to leave message... regarding interfacing to call data i would have no idea about how it's down across the pond...

good luck!

willie
at the lightning capitol of the world on the Gulf of Mexico
by linux_author
Sat Jul 08, 2017 7:29 pm
Forum: General discussion
Topic: Problem with rtl sdr
Replies: 6
Views: 2315

Re: Problem with rtl sdr

i would love to see a working implementation of rtl-sdr software under the RPi3 - none of the software packages i have tried so far have worked... this is kind of a missing element to full enjoyment of the RPi platform as a media do-it-all box... if a solution is found, this means that the RPi3 can ...
by linux_author
Sat Jul 08, 2017 7:17 pm
Forum: Troubleshooting
Topic: Broken USB on Pi Zero W
Replies: 9
Views: 2697

Re: Broken USB on Pi Zero W

get a hub if you're worried about integrity of the micro-usb connector:

Image

i have made my own using junk-box hubs... YMMV

hth,

willie
on the cheap-computing Gulf of Mexico
by linux_author
Sun Jun 25, 2017 11:57 am
Forum: General discussion
Topic: Finding a cheap thermal printer to work with RPi?
Replies: 2
Views: 5397

Re: Finding a cheap thermal printer to work with RPi?

yes! (still using mine after more than a year)

there already is a driver; Mr. Scruss (a regular here) has a nice writeup that got me started:

http://scruss.com/blog/2015/07/12/therm ... -pi-zj-58/

willie
on the sunny and warm Gulf of Mexico
by linux_author
Tue Jun 20, 2017 12:46 am
Forum: General discussion
Topic: VLC Audio from command line
Replies: 1
Views: 3245

Re: VLC Audio from command line

mebbe:

https://wiki.videolan.org/VLC_command-line_help/

willie
on the rainy Gulf of Mexico
by linux_author
Fri Jun 09, 2017 2:02 pm
Forum: Raspberry Pi Desktop for PC and Mac
Topic: STICKY: X86 Debian Jessie with PIXEL desktop for PC and Mac (obsolete)
Replies: 231
Views: 136788

Re: Debian Jessie with PIXEL desktop i386 for PC and Mac

can confirm this works beautifully on a old Samsug Q1, touchscreen works just need to find a good on screen Keyboard, ive been looking for a working snappy OS for this UMPC for awhile, im very thankful to the team on this. Now i make this machine useful again :) may i recommend: http://t-sato.in.co...
by linux_author
Tue Jun 06, 2017 12:05 pm
Forum: Raspbian
Topic: Connecting to wifi from command line
Replies: 11
Views: 47055

Re: Connecting to wifi from command line

other Debian ARM distros use connman (it works well, but perhaps not as conveniently without copy and paste for long strings? i have not used its tab-completion mechanism):

https://wiki.debian.org/WiFi/HowToUse

hth,

willie
on the tiny computing Gulf of Mexico
by linux_author
Sat Jun 03, 2017 1:38 pm
Forum: Raspberry Pi Desktop for PC and Mac
Topic: STICKY: X86 Debian Jessie with PIXEL desktop for PC and Mac (obsolete)
Replies: 231
Views: 136788

Re: Debian Jessie with PIXEL desktop i386 for PC and Mac

- just a quick vote of 'thanks' to the developers of this distro, and to another developer for his tips on persistence - using the blogpost here: http://tungchingkai.blogspot.com/2016/12/how-to-create-bootable-pixel-usb-stick.html i've been able to create a viable alternative pixel alternative for m...
by linux_author
Sat May 27, 2017 9:32 pm
Forum: Off topic discussion
Topic: Hospitals no fun, not talking worse.
Replies: 74
Views: 11711

Re: Hospitals no fun, not talking worse.

Last night and this morning I also spent a little more time playing with the available open source speech synthesizers, and I am going to just use eSpeak for the back end (until I get mine working at least), as eSpeak gives enough options to be able to produce clearly understandable speech in a con...
by linux_author
Mon May 15, 2017 11:56 am
Forum: Raspbian
Topic: LXTerminal in the Background
Replies: 2
Views: 1084

Re: LXTerminal in the Background

you mean, something like this?:

http://www.eterm.org/

i don't think lxterminal has a transparency option, but Eterm does!

(you may also need to fiddle with some utils to get the transparency or set the background images)

hth,

willie
on the Enlightenment Gulf of Mexico
by linux_author
Sun May 14, 2017 9:25 pm
Forum: General discussion
Topic: Hubs and DACs
Replies: 0
Views: 1413

Hubs and DACs

Having a lot of fun lately with some extra Raspberry Pi Zeros, some Zero hubs, an RPi3, and several DACs to build LAN-connected Internet radio, .mp3 players, and video players. I like the Zero footprint, and as you all know, the Raspberry Pi Zero and Zero W are great little computers that don't ding...
by linux_author
Sun May 14, 2017 6:14 pm
Forum: Media centres
Topic: usb sound card and omxplayer
Replies: 13
Views: 17187

Re: usb sound card and omxplayer

Really guys? All i did was copy the "hw:1,0" which someone mentioned, and write "omxplayer /home/pi/Desktop/Dive.mp3 -o alsa:hw:1,0" and it worked perfectly. "omxplayer -h" gave me the option -o for audio output and said that the options are either hdmi local both or alsa, so i figured maybe alsa:h...
by linux_author
Thu May 11, 2017 12:07 pm
Forum: General discussion
Topic: Reliable Flash Storage
Replies: 6
Views: 3078

Re: Reliable Flash Storage

sorry, i cannot offer empirical evidence or testing results, but i have to posit my anecdotal experience: Samsung EVO+ microsdhcs have lasted the longest, have been the most problem-free, and offer faster write speeds than any of the similarly priced Sandisk cards i have one 32GB Samsung that has be...
by linux_author
Sat May 06, 2017 8:16 pm
Forum: C/C++
Topic: SPI SSD1306 OLED for headless system
Replies: 3
Views: 1921

Re: SPI SSD1306 OLED for headless system

I've written a C library to talk to the SSD1306 (connected via I2C). You can make use of the same code. The difference from the SPI version is that the I2C sends a prefix byte (0x00 or 0x40) to indicate command/data and all of the following bytes are treated as such during each atomic write. The SP...

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