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by B.Goode
Thu Jun 25, 2020 7:38 am
Forum: Beginners
Topic: GPIO signal counter with GUI
Replies: 8
Views: 231

Re: GPIO signal counter with GUI

Hello, I would like to have a live counter on the RaspberryPI interface, however, I couldn’t find any solution to display a simple counter to detect how many times the GPIO will count the high signal counting it with print function is okay, but I cannot get it to be displayed on GUI, especially by ...
by B.Goode
Thu Jun 25, 2020 6:40 am
Forum: Automation, sensing and robotics
Topic: Emitting ultrasonic sounds from the Pi?
Replies: 6
Views: 340

Re: Emitting ultrasonic sounds from the Pi?

Hello, and thank you in advance for your help. I have used 2 different types of ultrasonic speakers connected directly to pin 12 for PWM at 25khz. The output is quiet and distorted. Can you give me any recommendations on increasing the volume and the clarity of these sounds? Thank you " The output ...
by B.Goode
Wed Jun 24, 2020 7:58 pm
Forum: Ubuntu
Topic: Ubuntu 20.04 (Focal Fossa)
Replies: 47
Views: 5132

Re: Ubuntu 20.04 (Focal Fossa)

Just doesnt work because Ubuntu + Pi + Wifi NEVER EVER WORKS RIGHT. I can SSH in to the pi just fine and wifi is enabled (on 2.4 not 5Gz.. that never works either). But the desktop environment thinks there is no network connection. I mean... does anyone even TEST these official releases? From the i...
by B.Goode
Wed Jun 24, 2020 5:29 pm
Forum: Beginners
Topic: Easiest way to generate graph from temperature data
Replies: 14
Views: 517

Re: Easiest way to generate graph from temperature data

neilgl wrote:
Wed Jun 24, 2020 4:34 pm
That is odd, I used rrdtool to plot graphs of temperature for many years, all OK. What is failing when you use rrdtool?


Discussed in a parallel universe, here - viewtopic.php?f=91&t=278239&p=1684888#p1684888
by B.Goode
Wed Jun 24, 2020 5:21 pm
Forum: Other projects
Topic: On / off switch. What amp and voltage rating.
Replies: 4
Views: 228

Re: On / off switch. What amp and voltage rating.

Thanks for the reply. I'm not sure if it would be practical to put a switch on the mains side, surely that would be the same as just switching it off at the mains power socket? Pretty much, yes. Only the mains power socket looks like a safer option. I am going to mount the switch on the front of th...
by B.Goode
Wed Jun 24, 2020 5:16 pm
Forum: Troubleshooting
Topic: Why this tool does not run?
Replies: 9
Views: 347

Re: Why this tool does not run?

raspimods wrote:
Wed Jun 24, 2020 4:59 pm
Does anybody got this tool run on PI OS now?



Did you see the suggestion here - viewtopic.php?f=28&t=278148&p=1684982#p1684399



{Disclaimer: I have never run it, or tried to install it, and don't know what purpose it serves... }
by B.Goode
Wed Jun 24, 2020 2:27 pm
Forum: Raspberry Pi Desktop for PC and Mac
Topic: Debian Buster with Raspberry Pi Desktop is 32 bits or 64 bits?
Replies: 8
Views: 394

Re: Debian Buster with Raspberry Pi Desktop is 32 bits or 64 bits?

Thanks mate. Yes, Im considering install it on an ancient laptop of mine. So what is the difference between Raspberry Pi OS and Raspberry Pi Desktop? Which is suitalbe for an ancient laptop? Raspberry Pi OS (previously called Raspbian) is our official operating system for all models of the Raspberr...
by B.Goode
Tue Jun 23, 2020 10:23 pm
Forum: Weather station
Topic: Totally newbie: hardware and software for weather station?
Replies: 1
Views: 110

Re: Totally newbie: hardware and software for weather station?

Hi to all users! I would like to start to build my DIY weather station. As starting point I got a professional rainfall (hall sensor), then I think I'll buy only a temperature sensor.... My first doubt is: which software? I would like webpage to see current data (daily rain, last hour rain, and so ...
by B.Goode
Tue Jun 23, 2020 6:31 pm
Forum: Troubleshooting
Topic: Why this tool does not run?
Replies: 9
Views: 347

Re: Why this tool does not run?

Hi there, there is A tool called Actiona, the tool can be installed from the add/remove section Raspberry Pi OS i have the PI 4 but for some reason the tool just does not start up. i tested on ubuntu and it worked but i want to use it in Raspberry Pi OS. Any suggestion? here is the site from the to...
by B.Goode
Tue Jun 23, 2020 1:01 pm
Forum: Raspberry Pi Desktop for PC and Mac
Topic: Debian Buster with Raspberry Pi Desktop is 32 bits or 64 bits?
Replies: 8
Views: 394

Re: Debian Buster with Raspberry Pi Desktop is 32 bits or 64 bits?

It's 32-bit so that it can run on that ancient laptop you've got in your attic. Thanks mate. Yes, Im considering install it on an ancient laptop of mine. So what is the difference between Raspberry Pi OS and Raspberry Pi Desktop? Which is suitalbe for an ancient laptop? Raspberry Pi OS (previously ...
by B.Goode
Tue Jun 23, 2020 9:43 am
Forum: Troubleshooting
Topic: High Quality Camera Not Taking Photos in Loop
Replies: 2
Views: 108

Re: High Quality Camera Not Taking Photos in Loop

Duplicate post flagged for Moderator attention.
by B.Goode
Tue Jun 23, 2020 9:38 am
Forum: Troubleshooting
Topic: RP4 Not booting any OS.
Replies: 23
Views: 559

Re: RP4 Not booting any OS.

Mafyou wrote:
Tue Jun 23, 2020 9:06 am
I bought a new Samsung EVO 32Go. It's the one recommanded for RP.

By whom?
by B.Goode
Mon Jun 22, 2020 1:11 pm
Forum: Beginners
Topic: Autostart issues
Replies: 27
Views: 499

Re: Autostart issues

Dangermoth wrote:
Mon Jun 22, 2020 12:42 pm

What exactly is 'nano'? is that the interface for the terminal?

Output from

Code: Select all

man nano
DESCRIPTION
nano is a small and friendly editor.
by B.Goode
Mon Jun 22, 2020 11:27 am
Forum: HATs and other add-ons
Topic: TV Hat Pricing
Replies: 11
Views: 556

Re: TV Hat Pricing

From a quick glance just now. these are NOT being sold by Amazon themselves but by independent sellers using Amazon as a shopfront. Not clear that the goods are actually in the UK, so returns or customer service might be an issue? And check the fine print on P&P / Delivery charges. I am content to ...
by B.Goode
Mon Jun 22, 2020 10:56 am
Forum: Beginners
Topic: Autostart issues
Replies: 27
Views: 499

Re: Autostart issues

Maybe I'm asking this in the wrong section? Sounds like you are impatient for an answer. The first hour has been taken up finding out what Operating System you are running. I'm sorry to have been a disappointment - I'll withdraw and leave you to hope for a contribution from some other volunteer hel...
by B.Goode
Mon Jun 22, 2020 10:06 am
Forum: Troubleshooting
Topic: Symptom: No Wireless RPi 3B+ possible bug
Replies: 5
Views: 200

Re: Symptom: No Wireless RPi 3B+ possible bug

soslug wrote:
Mon Jun 22, 2020 12:28 am
7. 'sudo rpi-update'

Why?

Since that potentially puts your system into a different state at each invocation it seems an unhelpful step to be performing during a troubleshooting exercise.
by B.Goode
Mon Jun 22, 2020 10:00 am
Forum: Beginners
Topic: Autostart issues
Replies: 27
Views: 499

Re: Autostart issues

OK that makes sense, I wanted to include the operating system to aid anyone helping. Any idea how I can find this from the desktop? it doesn't appear very obvious. No idea whether the Desktop itself provides this information. From a shell (Terminal or Command Line) prompt - pi@raspberrypi:~ $ cat /...
by B.Goode
Mon Jun 22, 2020 9:54 am
Forum: HATs and other add-ons
Topic: TV Hat Pricing
Replies: 11
Views: 556

Re: TV Hat Pricing

TV hats are available on Amazon for £7 or on Pi Hut or Pimoroni for £20, which seems odd to say the least. Am I missing something? Are they the same item? Suggest you ask the vendor. From a quick glance just now. these are NOT being sold by Amazon themselves but by independent sellers using Amazon ...
by B.Goode
Mon Jun 22, 2020 9:38 am
Forum: Beginners
Topic: Autostart issues
Replies: 27
Views: 499

Re: Autostart issues

Not quite sure how to find out what version of noobs I'm using but should be fairly up to date. NOOBS is an Installer. It passes control to the preferred installed Operating System very early in the boot process. It is the version of the installed Operating System that is relevant to your problem, ...
by B.Goode
Mon Jun 22, 2020 8:51 am
Forum: General discussion
Topic: in need to help with passing radar module signal to rpi
Replies: 8
Views: 415

Re: in need to help with passing radar module signal to rpi

Welcome to the Raspberry Pi forums. hi it’s my first time trying this forum because i really need some help and advise. i’m new to raspberry pi and has only started using it since end of march. i have a project whereby i have to detect movement using a radar module. i have connected the bcc, gnd the...
by B.Goode
Sun Jun 21, 2020 4:30 pm
Forum: Troubleshooting
Topic: SSH to WAP Pi Zero not working
Replies: 4
Views: 148

Re: SSH to WAP Pi Zero not working

Howdy! I've successfully followed the instructions here https://www.raspberrypi.org/documentation/configuration/wireless/access-point-routed.md , skipping the bit about routing through to an internet connection. I've connected directly to my Pi Zero W over WiFi, but can't ssh into the device. I'm r...
by B.Goode
Sun Jun 21, 2020 12:07 pm
Forum: Raspberry Pi OS
Topic: options error in cmd line
Replies: 3
Views: 161

Re: options error in cmd line

cd /etc/openvpn sudo openvpn de2-openvpn-tcp-tcp.ovpn the exact name of the tcp file within the etc/openvpn folder is de2-ovpn-tcp.ovpn i receive- options error in cmd line error opening configuration file Doesn't it strike you as significant that the name of the file you say you have is not the sa...
by B.Goode
Sun Jun 21, 2020 10:19 am
Forum: Python
Topic: import librairy serial
Replies: 13
Views: 1463

Re: import librairy serial

djtaylor wrote:
Sat Jun 20, 2020 11:35 pm
my coding days started with punch cards and FORTRAN though so I have somewhat of a clue...

I think it is fair to say that many of the more cluefull volunteer helpers in these forums may hark back to a similar vintage...
by B.Goode
Sun Jun 21, 2020 10:17 am
Forum: Python
Topic: import librairy serial
Replies: 13
Views: 1463

Re: import librairy serial

I'm having the same or a similar problem. The original problem concerned an RPi3B+ and the Domoticz home automation software. Do you have either of those in common? There is detailed Raspberry Pi documentation on the UART configuration here - https://www.raspberrypi.org/documentation/configuration/...
by B.Goode
Sun Jun 21, 2020 9:54 am
Forum: Networking and servers
Topic: connecting to radio over eth0...nothing seen!
Replies: 6
Views: 265

Re: connecting to radio over eth0...nothing seen!

I've got a radio that streams audio out via rtsp and i'd like to use the instance of icecast i've got configured on my RPi3 (Stretch) to stream it on my network. I know i'll have to use something like ffmpeg to interface between rtsp and the icecast mount point, but that's not the problem (yet). My...

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