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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.

213 questions with no upvoted or accepted answers
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5
votes
1answer
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GY-521 module / MPU-6050 3x Accelerometer not detected by i2cdetect

I got this GY-521 module (https://www.aliexpress.com/item/MPU-6050-3-Axis-gyroscope-acce-lerometer-module-3V-5V-compatible-For-Arduino/2035920870.html?spm=2114.13010608.0.0.pRpLS4) and no matter what ...
4
votes
4answers
3k views

Suddenly unable to connect to 5GHz wifi network (PiZero)

OS is Raspbian Jessie with latest updates. Everything is stock packages, no special configuration either. It just runs eJabberd at the moment. As of a few days ago, I have stopped being able to ...
3
votes
1answer
4k views

Connect from Windows 10 to Raspberry Pi Zero over USB

I am trying to connect RPi Zero from Windows 10, Was following this tutorial https://learn.adafruit.com/turning-your-raspberry-pi-zero-into-a-usb-gadget/ethernet-gadget For some reason laptop is not ...
3
votes
1answer
1k views

Pi Zero SPI too slow (spi_bcm2835)

I am running a display using SPI. When running it on my Pi Model B, everything runs fine and fast. But when connecting it to my Zero instead, it runs very slow. Then I put the SD card of my Zero in ...
3
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0answers
1k views

RPi Zero WiFi and USB OTG

I'm quite new to this kind of things, but I've jumped out with an idea of a device to give the ability to mount network shares as they where normal pendrives (like for TVs and other old devices). I ...
2
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0answers
15 views

Key Listener for Raspberry Pi Zero via SSH

I am trying to write a key listener for a headless Raspberry Pi Zero that I am connected to via SSH; the RPi is set up to imitate an HID keyboard, and I want to pause / resume a macro from the RPi to ...
2
votes
1answer
49 views

Raspberry pi zero W not connected to WPA enterprise school network

I have been trying to connect my Raspberry pi Zero W to the school network. So far, it seems like I have it connected since the wifi icon is in blue, and the school network has a checkmark, although ...
2
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0answers
60 views

More than 2 SPI slaves

I like to connect more than two SPI slaves to the Raspberry. Just want help how to configure my Raspberry Pi Zero.
2
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0answers
103 views

How can I reconfigure the UART on the fly?

I have a Pi Zero with Raspbian which I'd like to use as a logger device with WiFi (it's not a W, I'm using an external WiFi stick). I need the UART to communicate with a microcontroller but sometimes ...
2
votes
1answer
142 views

Running videos on JavaFX in Raspberry Pi Zero

I am trying to run a program which shows a simple video through mediaView and then shows a QR code that is associated with a string that the program generates on javaFX in a Raspberry Pi Zero. I have ...
2
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0answers
237 views

Pulse Position Modulation on Raspberry Pi Zero

I want to WRITE a Pulse Position Modulation (PPM) to an arduino from a raspberrypi. Is the board capable to do this and if so, from which port/pin? A pulse position modulation is a signal that ...
2
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1answer
2k views

SIM800 GSM Module To Raspberry Pi UART Serial Communication Problem

I am new to Raspberry Pi Zero and I want to connect it with a GSM module for GPRS connectivity. I bought the SIM800A GSM module but its LED is not even blinking one single time. I am able to turn on ...
2
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0answers
351 views

Raspberry PI zero v1.3 end of life

I want to know What is the expected end of life of the raspbery pi zero v1.3 ? i need more than 100 pcs for my project and and now i do not see stock on thepihut for such qty.
2
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0answers
437 views

Use GPIO Pins when attaching a HifiBerry MiniAmp

I was building a little phoniebox (https://github.com/MiczFlor/RPi-Jukebox-RFID) for my son a couple of month ago and he loves it. So now I want to build an other one for a friend but would like to do ...
2
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0answers
348 views

Is it possible to connect a Raspberry Pi 0 to the USB port of a router, to connect to the internet?

Recently I read (in articles such as this one) that it is possible to use the Raspberry Pi Zero in 'USB/Ethernet gadget mode'. Now my modem has two USB ports, which the manual says can be used for ...
2
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0answers
61 views

Reading registers from a (MCP2515) chip on a CAN Hat

I'm using a CAN Hat which talks SPI to the PI.. everything works, as it automatically loads the (MCP2515) drivers and makes the CAN bus accessible via sockets. However, is there a way to read-back ...
2
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0answers
168 views

Safe cut power supply from raspberry

I want to cut safe the power supply from the raspberry with a relay connected to the gpio. I know how to connect to relay to the board but.. When the relay turn off the power line will be cut off to ...
2
votes
1answer
2k views

Trying to get SSH over USB to work (Raspberry pi Zero W)

I'm trying to connect to my Raspberry Pi Zero W using SSH over USB. I've seen other people do it, and I have tried multiple different tutorials over the last few days, but none of them worked. I've ...
2
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0answers
646 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....
2
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0answers
142 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 ...
2
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0answers
2k views

Streaming audio on the Raspberry Pi Zero W with ffmpeg

I have a problem with ffmpeg giving no audio when recording using alsa. Does anyone know how to get a Raspberry Pi Zero W to record and stream audio with ffmpeg using alsa? I have a project where I ...
2
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0answers
48 views

Help installing Retropie on Pi Zero

This is my first time ever working with Pis, so I know pretty much Zero about them. I'm trying to build a gaming system so I don't have to buy that outrageous SNES mini, nor do I want to buy a ...
2
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0answers
216 views

Raspberry Pi as a Hi-Fi component

After reading the following post, I was wondering if I could achieve something similar with my own setup. I do own an old Technics SL505. However the nasty part of this setup is that each components ...
2
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0answers
697 views

Bootstrapping wifi over bluetooth

I"m looking for a way to configure the raspberry pi zero in a completely headless way. I have seen many IoT devices that use a BLE connection to then configure a wifi connection. Can anyone suggest a ...
2
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0answers
168 views

Best Way To Power Raspberry Pi Zero and External 4.5 - 36v Circuit

I am creating a drone where I have a Raspberry Pi Zero, and a Motozero. I need to supply the Motozero with power from 4.5 to 36 volts as well as the Raspberry Pi Zero. What is the best way to do ...
2
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0answers
810 views

Pi zero - USB headset doesn't work?

I am trying to get audio output to a USB headset that is plugged into my pi zero. The headset can be seen and selected in the audio GUI and seen using aplay -l. However, there is still no sound output....
2
votes
2answers
3k views

Can I set the camera's shutter speed for video?

I need to have a low shutter speed to be able to capture a light that is only on for a few milliseconds each frame (light synced with camera fps, but only want it to capture when the light is on). How ...
2
votes
2answers
2k views

HC-SR505 Mini Infrared PIR Motion Sensor

I have a raspberry pi zero and a HC-SR505 (not 501, which apparently is what I should have bought). I'm a programmer, with only a little electronics from long ago, but some people suggest the it will ...
2
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0answers
1k views

Raspberry Pi Zero and Waveshare 4 inch IPS screen

I've tried to install this screen, used the image on the supplied CD, and the little light just flashes 8 times, so I go back to NOOBS, reinstall, then download the driver they supply from their site, ...
2
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0answers
467 views

Pi Zero BOM component temperature range concern

I want to buy quite a few the Pi zero boards for outdoor use. Can you help get the BOM if possible, I want to confirm the temperature range for each component (the 19.2Mhz crystal, the caps and so on)....
2
votes
1answer
430 views

Which Pi can emulate a custom USB Client?

Ok here is my problem: I'm making a product where I need to plug as a receipt printer and then I need to compute some data, read an NFC tag and send the data to a web server each time a receipt is ...
1
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0answers
32 views

I would like to control my Traxxas Stampede with a raspbery pi

So i want to make basically a glove where when i tilt my hand it will turn the car. (I'm going to just have simple buttons for forward and back so I only need to focus on one tilt plane) I plan on ...
1
vote
0answers
24 views

Android device not detected when connected to rpizero before boot

I'm working on a project in which a RPi Zero (raspibian buster) controls an android phone by sending commands via adb. Everything works correctly if I connect the device once the RPi Zero has done the ...
1
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0answers
20 views

Simple Graphical Animated Canvas For Python on Raspberry Pi Zero

Is there any way to efficiently create an animated canvas with python? Required Ability to efficiently render 2D lines and shapes (lines, arcs, circles, ellipses, etc.) Ability to show the canvas ...
1
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0answers
84 views

Building a car SatNav from a RPi

My Garmin car GPS died, and im thinking about building my own. I saw that there are a couple pretty good navigation softwares out there, and I want to use one of them, with OSM maps and a 7" ...
1
vote
2answers
61 views

Watchdog and autologin - raspberry pi zero-

Hi I have turned on watchdog and configurate them at my raspberry. I tested at my raspberry with fork-bomb and watchdog work - fork-bomb ( I wrote this command to console ) :(){ :|:& };: freeze ...
1
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0answers
26 views

How to install .deb of virtual keyboard on rpi zero (no internet)

I'm following this answer: https://raspberrypi.stackexchange.com/a/121642/74564 on how to install a virtual keyboard on rpi zero without internet access. cd /boot sudo dpkg -i matchbox* <- don't ...
1
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0answers
100 views

Cannot ssh raspberry zero over ethernet using adapters (Micro USB to usb and usb to ethernet)

I have: Raspberry pi zero with one micro HDMI port and 2 microUSB (1 for power and the other for general purposes) One Power Supply 2.1A (which I thought should be connected to the power microUSB One ...
1
vote
0answers
44 views

HTML webpage not displaying picture!

I have a headless Pi Zero that's connected to the internet through the USB ethernet gadget from my computer. Through SSH (with Powershell), I'm running a Python3 script on the Pi which will start an ...
1
vote
0answers
52 views

WS2812B individual addressable lights too slow

I have an rpi-0-w that I use to control WS2812B strip (300 LEDs). With one strip everything is fine, but when I connect 2 more strips, obviously, update speed drops. Is there a way to increase the ...
1
vote
0answers
312 views

Raspberry Pi zero bluetoothctl connection fails to a device

I am currently trying to create a script to connect a Bluetooth printer to my raspberry device using CLI commands. So far I have tried using bluetoothctl but it freezes/crashes whenever I try to ...
1
vote
0answers
261 views

No sound with Waveshare WM8960 Audio HAT

I have a Raspberry Pi Zero running Raspberry Pi OS 10 (buster). I have connected a Waveshare WM8960 Audio HAT but am not getting any audible sound from it. The driver seems to be installed correctly ...
1
vote
0answers
618 views

How to deliver POE and ethernet to a raspberry pi zero (W)

i Would like to create a POE power and ethernet delivery circuit for the pi zero, Setting aside the actual circuit of the POE and ethernet, I am first concerned on two things: How do i deliver Power ...
1
vote
1answer
140 views

Remote Debugging Raspberry Pi 0W

Using Visual Studio to debug python applications on a Raspberry Pi 2 or newer is a real convenience, but Visual Studio Code does not support debugging on Raspberry Pi 0 or 0 W because of the older CPU....
1
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0answers
56 views

Can you boot the RPI 3 or below from SPI EEPROM?

RPI4 has an eeprom, however the other versions don't. I would be interested in particular in the RPI Zero. Could you add an SPI EEPROM to the header/gpio pins in order to load u-boot or maybe even a ...
1
vote
0answers
385 views

How to do pass through from USB to HDMI in Raspberry Pi Zero W

Is it possible to pass through from USB to HDMI in Raspberry Pi Zero W? I need to pass through video/data from my laptop to TV Monitor through Raspberry Pi Zero W while capturing passed data in ...
1
vote
0answers
78 views

DS18B20 stopped recently

I have read a few posts here on my issue, notably DS18B20 not detected by Raspberry Pi, but unfortunately none of the suggestions worked for my issue. I am seeking advice on additional troubleshooting ...
1
vote
0answers
120 views

Raspberry Pi Zero OTG g_mass_storage plug / unplug events

I have a RaspberryPi Zero connected to my PS4 and want to use it like a smart Network USB stick. The ultimate goal of my project is, that I want to automatically send data to a specific host in my ...
1
vote
0answers
197 views

How to connect wires from a SNES controller to the Pi Zero's GPIO?

I am following a MagPi tutorial (issue 42, February 2016) showing how to build a HDMI-powered retroconsole by fitting a Raspberry Pi Zero into a SNES controller. I am unsure how to connect the SNES'...
1
vote
0answers
78 views

Getting PC hardware info through pi zero

I am trying to get some info about the hardware on my PC through my pi zero for example CPU temperature and RAM speed etc. I have connected my pi zero through a single usb cable into my PC (I am able ...

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