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by B.Goode
Sun May 19, 2019 6:38 pm
Forum: General discussion
Topic: Unknown Behaviour - All networking starting to fail.
Replies: 6
Views: 247

Re: Unknown Behaviour - All networking starting to fail.

Is there any bootloader or sketch or firmware for pie other than memory card which can be reload or update !! No. Unless you wish to boot it from a mass storage device or Network. Other than a small handful of One Time Programmable bits there is no form of persistent or non-volatile memory on an RP...
by B.Goode
Sun May 19, 2019 4:45 pm
Forum: Français
Topic: help ! 32bits en 64bits
Replies: 1
Views: 43

Re: help ! 32bits en 64bits

by B.Goode
Sun May 19, 2019 2:58 pm
Forum: Troubleshooting
Topic: GPIO pins not outputting
Replies: 5
Views: 126

Re: GPIO pins not outputting

import RPi.GPIO as GPIO import time as time GPIO.setmode(GPIO.BOARD) GPIO.setup(33, GPIO.OUT) GPIO.setup(33, GPIO.HIGH) time.sleep(10) GPIO.setup(33, GPIO.LOW) time.sleep(10) GPIO.cleanup() Maybe there isn't only one true way, but my use of RPi.GPIO would employ GPIO.setup() to set your chosen pin ...
by B.Goode
Sun May 19, 2019 2:49 pm
Forum: Astro Pi
Topic: [Python] Define how many pixels to light
Replies: 1
Views: 32

Re: [Python] Define how many pixels to light

Hi all, Can someone give me a pointer here. I have a sense-hat and I want to be able to give a number between 1 and 64, and then light the corresponding number of pixels in a given colour. How can I programatically do that in Python? Thanks in advance. The Raspberry Pi Foundation project about Gett...
by B.Goode
Sun May 19, 2019 11:34 am
Forum: Troubleshooting
Topic: Issues cloning SD image for new Pi-3b
Replies: 2
Views: 59

Re: Issues cloning SD image for new Pi-3b

Welcome to the Raspberry Pi forums. Really, REALLY trying to avoid building a Raspbian/Retropie/Kodi and all the trimmings again from scratch, so if any has a good idea, I'm all ears! For some time, many months if not years, the Raspbian Desktop GUI has had a tool in the drop-down menu system called...
by B.Goode
Sat May 18, 2019 8:18 pm
Forum: Beginners
Topic: How to see how many hours my RP is running ?
Replies: 5
Views: 151

Re: How to see how many hours my RP is running ?

I have my RP connected to a Powerbank, but wonder how many hours it can stay on this way. Is there some kind of logfile I can look into, to see when it was turned on and when it did shotdown/ran out of power ? To answer the question in the title, see replies in this forum thread: https://www.raspbe...
by B.Goode
Sat May 18, 2019 5:33 pm
Forum: General discussion
Topic: setup Raspberry Pi Zero without internet access and only 1 micro usb port
Replies: 14
Views: 293

Re: setup Raspberry Pi Zero without internet access and only 1 micro usb port

miky94 wrote:
Sat May 18, 2019 5:27 pm
Ok thank you, and then how can I set up a USB stick as external storage?

You can't. But since you didn't ask for Network access you could ignore the suggestion to use the single usb port for that purpose.
by B.Goode
Sat May 18, 2019 11:57 am
Forum: Networking and servers
Topic: Auto login in captive networks
Replies: 2
Views: 57

Re: Auto login in captive networks

Hi everyone, I would like to know if it is possible to set the raspberry Pi 3 in such a way that it automatically connects to a captive wifi network, without asking me for login credentials every time. It's possible to do it? Thank you. Unless I am misunderstanding or misremembering, isn't that the...
by B.Goode
Sat May 18, 2019 11:52 am
Forum: Troubleshooting
Topic: Raspberry PI 3B+ and NUT (Network UPS Tools)
Replies: 6
Views: 125

Re: Raspberry PI 3B+ and NUT (Network UPS Tools)

I have tried to put you in contact with the Raspberry Pi Foundation. I have nothing further to contribute.
by B.Goode
Sat May 18, 2019 11:34 am
Forum: Beginners
Topic: How to write a software to control the pi board
Replies: 9
Views: 310

Re: How to write a software to control the pi board

Seems as if my question is not well understood. Assuming I want to create something similar to the device in most cars which have GPS and a screen on the dashboard, a map usually displays on it when requested, you can also play music at will but the interface is not minimized like in Linux and wind...
by B.Goode
Sat May 18, 2019 8:12 am
Forum: Troubleshooting
Topic: LED Strip - Pi Zero
Replies: 3
Views: 77

Re: LED Strip - Pi Zero

Disclaimer: I have never used a WS2811 led strip, so this is only general advice... What happens if you swap around the order in which you test the three saturated colours? Is it always the 'middle' test, or always the (255,0,0) test? What happens if you lower the intensity of the pixels to, say, 12...
by B.Goode
Sat May 18, 2019 7:58 am
Forum: Python
Topic: mqtt limit speed
Replies: 2
Views: 66

Re: mqtt limit speed

Welcome to the Raspberry Pi forums. i am trying to publish 100 to 10000 random number 100 times in interval of 0.01 s on mqtt tcp\ip protocol but time measured by the client who subscribe to the broker is not right it's the time for sending 10000 data is lower than the time 100 ,1000 data t but when...
by B.Goode
Sat May 18, 2019 7:46 am
Forum: Beginners
Topic: RPi Zero W goes Idle after an Execution
Replies: 2
Views: 68

Re: RPi Zero W goes Idle after an Execution

Welcome to the Raspberry Pi forums. Have you checked that the PIR is behaving as you expect? Does the buzzer turn off? Perhaps the PIR is 'stuck' in it's ON state? That might produce the result you are seeing. As a debugging step you could simply print the result of gpio.input(pir) each time you che...
by B.Goode
Fri May 17, 2019 10:10 pm
Forum: Beginners
Topic: Combine 4 RPI 3's power collectively (OS)
Replies: 10
Views: 173

Re: Combine 4 RPI 3's power collectively (OS)

Most things you might want to do with an RPi are documented by the Raspberry Pi Foundation.

Cluster Computing is no exception::https://projects.raspberrypi.org/en/pro ... -an-octapi
by B.Goode
Fri May 17, 2019 5:40 pm
Forum: Troubleshooting
Topic: Why Raspberry pi is storing different number of samples different second?
Replies: 13
Views: 182

Re: Why Raspberry pi is storing different number of samples different second?

The last sentence in the preceding post answers something that was puzzling me - why does the script store more data than expected... ? The accelerometer is taking data at a rate of 400Hz but my pi is stoing it at a different rate. For example, in one seocnd its 250 samples the next second its 270.
by B.Goode
Fri May 17, 2019 4:08 pm
Forum: Beginners
Topic: Does somebody know if Adafruit has a branch in Europe?
Replies: 4
Views: 141

Re: Does somebody know if Adafruit has a branch in Europe?

Probably not the same thing as a 'branch' of Adafruit, but these two online vendors both carry a large range of Adafruit products:

https://shop.pimoroni.com/collections/a ... istributor

https://thepihut.com/collections/brand-adafruit
by B.Goode
Fri May 17, 2019 3:42 pm
Forum: Networking and servers
Topic: My Rpi wifi access point stops working after 7 days/1 week.
Replies: 7
Views: 158

Re: My Rpi wifi access point stops working after 7 days/1 week.

An expired lease was my first guess, as you suggest. But if you have used the Raspberry Pi Foundation documentation faithfully, the DHCP lease is for 24 hours: Type or copy the following information into the dnsmasq configuration file and save it: interface=wlan0 # Use the require wireless interface...
by B.Goode
Fri May 17, 2019 2:00 pm
Forum: Troubleshooting
Topic: Why Raspberry pi is storing different number of samples different second?
Replies: 13
Views: 182

Re: Why Raspberry pi is storing different number of samples different second?

Added forum Code tags to make sense of the Python fragment. Thanks for the reply. I am using Pi 3 B+ with an accelerometer adafruit MMA8451. The language I am using is python. This is the particulart coding portion where my pi is capturing data from accelerometer and writing it to a csv file. while ...
by B.Goode
Fri May 17, 2019 8:11 am
Forum: Beginners
Topic: raspberry pi3 com port (help)
Replies: 10
Views: 186

Re: raspberry pi3 com port (help)

Rpi installed windows 10 arm64 operating system.
I am unable to help any further.

I have no experience with running a Microsoft Windows Operating System on Raspberry Pi hardware.

But at least this has clarified your area of difficulty do that others may understand your problem.
by B.Goode
Fri May 17, 2019 7:34 am
Forum: Beginners
Topic: raspberry pi3 com port (help)
Replies: 10
Views: 186

Re: raspberry pi3 com port (help)

I installed the Raspberry pi3 device on my windows 10 arm64. I want to open a com port connection in Raspberry pi3 w10. Perhaps this means you want to make a serial connection from your RPi to a 'normal' PC that runs Windows 10? What Operating System have you installed on your RPi 3? With the usb s...
by B.Goode
Thu May 16, 2019 10:27 pm
Forum: Python
Topic: Can Someone Help Me Start My Program With A Button
Replies: 8
Views: 183

Re: Can Someone Help Me Start My Program With A Button

I guess I'm just really confused on how to make it do that. Does anyone know I good place to get some tutorials on how to set this program? The Raspberry Pi Foundation have this documentation: https://projects.raspberrypi.org/en/projects/physical-computing If that doesn't help there are dozens of s...
by B.Goode
Thu May 16, 2019 5:36 pm
Forum: General discussion
Topic: Slow Raspi 3b+
Replies: 4
Views: 172

Re: Slow Raspi 3b+

Welcome to the Raspberry Pi forums. Brought my pi a few months ago. Taken ages to set up but when I did it's very very slow!! Wifi doesn't work on it and everything takes about 5 minutes to open. I've got a 128gb sd card in there which I partitioned but still hasn't helped. Any advice would greatly ...
by B.Goode
Thu May 16, 2019 4:39 pm
Forum: Beginners
Topic: Possible I got a defective pi-zero?
Replies: 3
Views: 100

Re: Possible I got a defective pi-zero?

There is a summary of all the knowledge accumulated from these forums during the past 7 years about difficulties getting an RPi to boot, see - STICKY: Is your Pi not booting? (The Boot Problems Sticky) - https://www.raspberrypi.org/forums/viewtopic.php?f=28&t=58151 That describes a 'no card inserted...
by B.Goode
Thu May 16, 2019 4:14 pm
Forum: Troubleshooting
Topic: Raspberry PI 3B+ and NUT (Network UPS Tools)
Replies: 6
Views: 125

Re: Raspberry PI 3B+ and NUT (Network UPS Tools)

I have drawn your post to the attention of the forum Moderator, since it is unlikely that the Raspberry Pi Foundation developers will be aware of it otherwise.

But I wonder if your problems might be power supply related? (Recursive joke not intended.)
by B.Goode
Thu May 16, 2019 4:04 pm
Forum: Beginners
Topic: pi zero army send data to pi 2/3 and it send data to pc
Replies: 5
Views: 117

Re: pi zero army send data to pi 2/3 and it send data to pc

Another catch is there will be no internet or any network what so ever so it needs to be able to handle it all on it's own. The Raspberry Pi ZeroW, Pi ZeroWH, Raspberry Pi 3 Model B, Raspberry Pi 3 Model B+ and Raspberry Pi 3 Model A+ all have built-in WiFi network interfaces. For other models you ...

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