Questions tagged [pi-zero]

This refers to the single-core Raspberry Pi Zero, with 512 MB of RAM and smaller form factor than models A+/B+/2B.

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TensorFlow on a ClusterHat

Has anyone experience of running distributed AI on the Cluster Hat using Pi Zeroes? Specifically, can I run TensorFlow on a Cluster HAT ideally using the GPUs on the PiZeros as well as on the ...
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82 views

Made a Pi Zero W into a print server for a Dymo 4x6 label maker. However, when I added the printer via Windows, the format is incorrect

And I have no idea how to fix it. The microsoft ipp class driver only has format options for A4 and letter, no 4x6. It prints fine on my iphone but I really would like to be able to print via my ...
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1answer
860 views

How to cross compile OpenCV for the Raspberry PI Zero?

Hi so I've got a camera module for my Pi Zero and wanted to play around with OpenCV and Python. Looking around google, if found a few guides to get OpenCV to a Raspberry but most included to either ...
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29 views

BrightPi or Noir cam owner? Dimensions please

Huge thanks in advance if you are able to spare a few seconds to answer a couple of very simple questions I have spent literally dozens of hours researching. I'm desperately trying to find out the ...
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1answer
75 views

Raspberry pi zero arduboy

I saw the arduboy some time ago and got quite interested in it. I'd like to know if it is possible, through some kind of os, to make something of the sort with a raspberry pi zero w(make my own games ...
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197 views

OS based on CentOS/Fedora?

I’m looking for an OS based on CentOS/Fedora to install on a ARMv6. Anybody know an actual system? All systems that I found are unmaintained...
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245 views

Raspberry pi zero isn't detected by pc over USB

So I've been working on a school project for the past couple weeks, and I've programmed over usb to make it the process easier. Everything was working fine for a solid 2 weeks until the system crashed ...
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99 views

SystemD running script before device driver loaded

We've a few Pi's, model 2, 3B+ and Zero W all running default Raspbian and with the latest firmware updates as of 25 March '19. All of these have an Infineon TPM 2.0 board attached to the gpio pins ...
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2answers
377 views

How do I properly configure my Pi-3B+ and Pi-Zero to share an internet connection over usb0 and eth0?

I've been trying to configure my Pi-3b+ and Pi-Zero to share a network connection for about a week now without success. Can anyone tell me how to configure the two pi's to enable the following ...
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2answers
77 views

How to receive an measurement via RaspberryPi GPIO

Existing codebase being written in python, now requires attaching a new device. Purpose of that device will be to measure analog angle, convert to some format of a number and send it to rpi via some ...
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49 views

Pi Zero splash screen

I created a custom splash screen on a Pi 3 B+, when I transfer the card over to my Pi zero, the splash screen does not display, only 3 small squares about 2/3 of the way down the screen. What am I ...
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156 views

Error unknown machine command despite compiling without errors

I recently made a project using opencv 4 on my raspberry pi 3 b+, but then decided to port the whole project to a new raspberry pi zero, as I want to make it a permanent setup and want to keep my py 3 ...
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1answer
147 views

Using RTC on Raspberry Pi Zero while SDA/SCL pins are occupied

I have a portable project on my Raspberry Pi Zero and I am using a i2c 0.96" OLED on the SDA/SCL pins on my Raspberry Pi. I would like to add a RTC Module to my project, but all of the tutorials I ...
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130 views

433Mhz sniffer not working with dog collar

I have problem with Sniffing RF on 433Mhz with my Raspberry Pi Zero W. I have this : Transmitter + receiver (https://arduino-shop.eu/arduino-platform/1003-arduino-433-mhz-transmitter-receiver.html) ...
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381 views

Raspberry Pi Zero -V1.3 Kali-SSH VNC through USB connected to PC possible?

I would like to SSH and VNC to a rasberry pi Zero V1.3 (Non-wifi) running Kali using just the USB connected to a Ubuntu that is connected to the network. It is possible with Raspbian: https://www....
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85 views

Make a portable HTPC with Tv tuner

How can I make a portable HTPC with usb Tv tuner? I've got a Raspberry pi Zero W with usb hub, and an USB Tv tuner. I want to use this in a truck, I mean I want to watch movies with kodi, and watch ...
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86 views

Raspberry Pi zero W - Sharing files wirelessly to a Windows device without internet connection

I'm actually working on this project where we have to transfer images taken by the raspberry pi zero W wirelessly to another device. I know that this model of raspberry pi has a wireless network (wifi/...
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2answers
323 views

Raspberry Pi Zero Local HTML File?

I have set up my new Pi Zero (not the pi zero W), to be 'headless' - so I can plug it in to my PC via USB and SSH directly into it, without a monitor or internet connection. I was wandering how I ...
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1answer
765 views

RS232 to Raspberry Pi Zero W

I know this may be a dumb question but can you connect a RS232 Tx, Rx, and Ground from a device directly to the Rx, Tx and Ground on a Raspberry Pi Zero without having to get a Max3232 or something ...
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1answer
309 views

How to scp full directories from pi-zero to my pc via ssh

Is there any command or way to essentially "scp" a full directory from a raspberry pi to my linux PC using ssh?
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56 views

Pi-Zero can't boot past the user login screen - “Perpetual Login”

I have a pi-zero which I was most recently trying to install OpenSSL-1.0.2r on that wouldn't start up. I fixed the issue already by swapping out the SD card but I'm still not sure why the problem came ...
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282 views

Pi Zero USB ethernet and USB mass storage

Idea: Have the pi zero act as a USB mass storage device and to move files to a network location using ethernet. There are a few examples like this over wifi, example (Smart flash drive) but in my case ...
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1answer
272 views

Errors while installing OpenSSL from source (.deb) files

I am fairly new to raspberry pi's and Linux so forgive me if my question is trivial. I have been trying to install openssl and libssl via ssh on a Raspberry Pi zero that does not have access to the ...
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119 views

Is it possible to have both hidraw0 and hidg0?

I would like to know if we can have both hidraw0 and hidg0 at the same time? Detailed description :- I have a barcode scanner, raspberry pi zero W, zero4u hub. Barcode scanner is connected to ...
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1answer
206 views

Using Earphones/Headphones with mic to give voice commands in DIY alexa on raspberryPi zero/3b/3b+

Can I use Using Earphones/Headphones with a mic to give voice commands in DIY Alexa on raspberryPi zero/3b/3b+ by connecting the 3.5mm male jack to the board via a USB type c/ micro USB adapter as the ...
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1answer
1k views

How can I determine which model Raspberry Pi I am running? [duplicate]

I have several RPi's on my network. How do I figure out what model any given RPi is?
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1answer
86 views

GPIO not fast enough for RF transmitter?

I'm trying to control a 315MHz RF socket using the RCSwitch library. I tested with an Arduino and it worked 100% of the time but when porting over to a pi zero I can only get it to correctly turn on / ...
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189 views

Pi Zero with Pi-Star

I have set up the Pi Zero with Pi-Star. It will boot up on a monitor with mouse and keyboard. I connect it to my laptop and able to see the new WiFi on the laptop. My problem is I am not able to get ...
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2answers
449 views

Piezo Beeper sound output is too low

I need to use some kind of indicator for errors and warnings, I thought a piezo beeper would be perfect since I have one lying around, I did some research online and found out that I can connect it ...
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97 views

Communication from Raspberry Pi 3B to Pi zero 1.3 via USB

I have a Raspberry Pi 3B that I need to use to communicate to a Pi Zero 1.3. I am able to SSH into the Pi 3B from my computer via ethernet. I can also SSH into the Pi Zero from my computer via USB. ...
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1answer
49 views

PI Zero HDMI output varies with power source

I'm using a Pi Zero W, testing on many power sources. I've testing all power sources with a multimeter and have confirmed that they are all 5V (+/- 0.1) and have adequate current available. 2 amps or ...
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1answer
266 views

Why might a Pi Zero connected by USB OTG seem to disappear from the local network?

The set-up I set up a Pi Zero running Stretch Lite, and connected it via USB in OTG mode to a MacBook. I successfully found it at raspberrypi.local from the Macintosh, was able to ssh in, install ...
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38 views

How to get the i2c ground signal to pass into the rasberry pi

I want to build a circuit, that is a Raspberry Pi Zero W, powering 8 Adafruit Alphanumeric displays (or even more). The max, theoretical current draw from an Adafruit Alphanumeric is 280mA. ...
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1answer
256 views

Sequential file name problem (Python/Picam)

I would be very grateful for some guidance on the following script. You will see that I have very little experience (3 days!). Using the pantilthat servo control, I am taking a image (jpg) at ...
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1k views

How to connect Raspbian Stretch Lite to wifi on Raspberry Pi Zero W

I've been working on getting wifi to work on my new RPi install for over 20 hours now and don't seem to be making any progress. I've had two RPi 3s (Model B+) for a couple of years now, running MoOde ...
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1answer
402 views

Scanning a QR code using a raspberry pi zero or a Pi3 via a command line script

I need to scan a QR code via the command line when a script is run. My current setup is an epaper display with integrated 4 buttons. So far I have each button programmed to run a script to change ...
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1answer
203 views

Finding Raspbian iterative loop unreliable - how to report?

I have developed multiple YouTube Raspberry PI clock projects since 2014 and all of them require iterative loops checking for the time (seconds) to change to update a digital, binary or roman numeral ...
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1answer
2k views

What is the cheapest way to get gigabit ethernet on the Pi Zero?

The Raspberry Pi Zero does not come with an ethernet port. For my experimental router project, I need to connect the Pi Zero to a wired network where the Pi Zero will act as a router for many ...
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1answer
82 views

Pi Zero Virtual file system on USB Mass Storage Device

I want to build an application (node.js, python, c, I don't care) that sets up a virtual file system like FAT32 or NTFS. Next, I want to expose this virtual disk through the USB Mass Storage gadget of ...
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1answer
145 views

reading bmc280 & tsl2561

I am trying to read bme280 & tsl2561 on Pi Zero. I have connected bme280 to Pi Zero on Pin 3-I2C.1 SDA & Pin 5-I2C.1 SCL and was able to read the data over i2c following these instruction. ...
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1answer
35 views

What will happen with 2 AV signals

Should be a quick one. I know you can mix AV channels to overlay images but if I connect 2 raspberry pi to one screen in AV and no multiplexer how will the channels mix if they are at different ...
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1answer
159 views

How to use GPIO buttons to interact with front end of Nodejs server

So I'm currently trying to make an application that will display columns of data in the browser. I want to be able to interact with what is being displayed with buttons wired in through the GPIO pins. ...
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1answer
870 views

Is it advisable to use an SD from Pi Zero in a Pi Zero W?

I have an SD card which was painstakingly set up with various functionality (e.g. necessary packages, settings, etc...) on a Raspberry Pi Zero. Now I want to replace the Zero with the Zero W (so I ...
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1answer
250 views

NOOBS Crashes “Creating Filesystem(FAT)”

I am using a Raspberry Pi Zero with NOOBS downloaded onto the SD Card. It succssfully boots, and asks me to pick an OS. I pick Raspbian and press install, and the install will go ahead for about 2 ...
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1answer
304 views

Pi Zero HDMI Problem

I have problem with connecting pi zero to tft screen over hdmi. I tested hdmi cable, config file(same sd card) and tft screen with Pi 3B, I tested micro hdmi adapter(which connected to pi zero) with ...
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1answer
317 views

Lipo power: Powerboost versus Micro-Lipo charger

I'm a hardware newbie, wanting to power my RPi Zero via a Lipo battery, and also have the battery charge without removing it. There are many posts about this, but my question is more about two power ...
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1answer
340 views

Trim camera cable for pi 2 for Raspberry pi zero

I ordered a camera for my pi zero w and got the wrong one. Can it be trimmed to fit the zero’s smaller connectors
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1answer
27 views

Making a music device from RPi

I am making a musical instrument from a raspberry pi out of cardboard. It would be like a piano with an octave of notes (13 including sharps). How would I get the raspberry pi to detect when a circuit ...
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0answers
90 views

RASPBERRY Pi in AP+STA simultaneously receiving data from ESP8266 and Pi sending this data to MQTT

i just wanna make a system in which Raspberry pi is in AP+STA mode and ESP8266 is in STA mode. then we have to connect to Rpi's ACCESS POINT using mobile to tell raspberry pi to connect to specifi ...
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1answer
87 views

interface bmc280 & tsl2561 together [closed]

I am trying to interface bme280 & tsl2561 together with Pi Zero. I have connected bme280 to Pi Zero on Pin 3-I2C.1 SDA & Pin 5-I2C.1 SCL and was able to read the data over i2c. Also want to ...

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