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.

171 questions with no upvoted or accepted answers
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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 ...
5
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3answers
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 ...
4
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1answer
942 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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1answer
59 views

Is my Pi Zero W overclocking? Why does it disconnect?

I've got a Raspberry Pi Zero W which is connected to a 4 relay module, servo motor, and IR sensor. It has two functions: first, it operates continuously, watching the IR sensor and, when tripped, it ...
3
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0answers
41 views

Not able to ssh into RPI Zero W with raspbian Lite?

I have for weeks now tried to ssh into my RPI zero, and I cannot figure out what is wrong here. I've been using this guide https://desertbot.io/blog/ssh-into-pi-zero-over-usb. The installation ...
3
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0answers
3k 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
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2answers
2k 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 ...
3
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2answers
1k 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
29 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
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1answer
43 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
88 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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0answers
83 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
147 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
68 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
26 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
35 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
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1answer
935 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
340 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
84 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
943 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
45 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
138 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
655 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
151 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
701 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
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0answers
991 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
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
452 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
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1answer
622 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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1answer
398 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 ...
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0answers
85 views

MCP3008 outputting just 0

I've been messing with raspberry pi, and I am learning about interfacing it with analog devices. I am using the MCP3008 for that and following this tutorial here. I wired it up like the pictures below:...
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0answers
84 views

Control Pi Zero using Ethernet over USB using Raspberry Pi (3 or 4)

I have been working on a project that uses Pi Zeros as remote cameras. Recently, I have an application that requires them to be hardwired, so I have been experimenting with the Ethernet over USB ...
1
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1answer
99 views

WaveShare WM8960 Audio Sound Card / HAT Installation on Rpi Zero W Problem

I recently bought the WaveShare WM8960 Audio HAT said compatible with Raspberry Pi Zero W. The install complete without trouble, I can see that the soundcard is installed by typing sudo dkms status ...
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0answers
71 views

Unable to access laptop's internet on Pi Zero over Usb

I've been going over so many web pages trying out numerous things for the past 6 hours to just get internet on my rpi to no avail hence I have come here to hopefully find a solution. Below are the ...
1
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1answer
36 views

How to force full reboot of RPI 0W

I need an option to reboot an RPI completly (simulate unplugging it from the power and re-plug via command) I've tried sudo reboot But its not going to run power 0 as I know... sudo halt seems more ...
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0answers
97 views

mail to gmail does not work with “SSL connection using ECDHE_RSA_AES_256_GCM_SHA384”

I have a Raspberry Pi 3 model B+ that sends mail to gmail perfectly and in /var/log/syslog I see SSL connection using RSA_AES_128_CBC_SHA1 My new PiZero can NOT send mail to gmail, and in /var/log/...
1
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0answers
59 views

What are the L1 and L2 components in the raspberry pi zero and their values?

My raspberry pi zero v 1.3 has been damaged due to a short circuit of the IO pins and it does not turn on, I have been looking closely and I have notice that the L1 and L2 components are melted. ...
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0answers
184 views

Wifi connection causes Pi to freeze, why?

I am having recurring problems with 2 Pi0W and, less often, with a Pi3B+ using pikrellcam as part of wildlife project What happens is that the Pi simply freezes. I am using a headless mode and ...
1
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0answers
29 views

Raspberry PI Zero rebooting every day or two

I am not sure if I have a bad board. I have a raspberry PI Zero with a camera attached. It cannot reliably run more than 24 hours and I have never see it do 72 hours. I have a heat sink on it, I have ...
1
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1answer
140 views

PC/Xbox Controller servo control

I am making a project where I want to use a PC/Xbox controller to control my servos with analog sticks. I've been following this tutorial and I've used the code down below to control my servo motor ...
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0answers
36 views

LibreELEC PVR not functioning

I am new to RPi and LibreELEC, and want to get working live TV and recording. I bought myself an Xbox One TV tuner which I have heard is compatible with Raspberry Pi. So I boot up my Pi, go onto TV ...
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0answers
78 views

Pi Zero W 1.1 dead wifi

About a month or two ago I bought a pi zero w from microcenter for a project but I didn’t start on it until now. I now realize the Pi that I got is one of the defective ones with a bad firmware, so ...
1
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1answer
74 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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0answers
226 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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0answers
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 ...
1
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0answers
87 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. ...
1
vote
1answer
326 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 ...
1
vote
1answer
78 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 ...
1
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0answers
355 views

Python HID API's for RPi's

I realize that solutions exist for having an RPi emulate an HID device (Can the Pi Emulate an HID device with via USB?) but are there any existing API's that can achieve the same thing as https://...
1
vote
1answer
153 views

Do some Pi Zeros need to run slow so they don't freeze up after a while?

I've used a number of Pi Zeros and some seem to need to run slow. The symptom is they freeze after a number of hours or a day or so. I'm using the Zero not the Zero W. I'm running the camera. I've ...