Questions tagged [pi-zero-w]

For questions specific to the Pi-Zero W (with WiFi and Bluetooth)

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Raspberry Pi Zero W w/ 800x480 DPI display exhibits very slow framerate

I'm working on a project with a Raspberry Pi Zero W (NOT the new Zero 2) and a 5" display (800×480, DPI interface from waveshare). I installed Raspberry Pi OS with the new Raspberry Pi Imager, ...
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How to connect QR scanner module to Raspberry Pi Zero W

How can i connect QR scanner module to PI Zero W QR Scanner additional info: https://www.aliexpress.com/item/32895991920.html
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5-second increment pauses on Pi Zero W

I've recently set up a Pi Zero W with the as-of-writing most recent Pi OS Lite image. It is connected to my home network via Ethernet and has Pi-hole installed on it. I found that during setup and, ...
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pi zero as 4 pin power switch

I need to be able to remotely turn on/off a 4 pin power switch, can that be done with pi zero? the current setup uses a 4 pin power switch to power a PID controller from a power source, so what I'm ...
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Which way to go for RPI0W (Yocto) and WLAN fallback to AP mode when no network available

My intention is to start an (headless) RPI in AP mode when it is not able to connect to the configured WIFI network(s). I have seen several solutions, many of them related to Debian, but so far I was ...
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Glamor Graphic Errors troubleshooting libcamera on headless raspberry pi zero w

I've been trying to troubleshoot libcamera by enabling glamor graphics acceleration on my raspberry pi zero w v1.1. When trying to run I get the following followed by the process just hanging forever....
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two camaras streaming app

I'm actually new to raspberry pi tech. so i need to know about some things because I'm gonna build a project for my final year. so my problem is... - i need to connect two cameras and both must ...
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GSM, GPRS, GNSS, Bluetooth and RTC Hat

Need pointing in the right direction. Im trying to build a GPS/GSM Tracker I brought this tracker from the Pi shop (https://thepihut.com/products/gsm-gprs-gnss-bluetooth-hat-for-raspberry-pi) for some ...
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Connect to one WIFI via wpa_supplicant works but not to any other one (Pi Zero W)

For an application on my Raspberry Pi Zero W I need WIFI access. Developing at home worked great, but when I try to connect to any other WIFI network than my home WIFI I just cannot establish any ...
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Change the background color when the pi starts up

I have a setup with a headless Raspberrypi Zero attached to a screen and the pi user is automatically signed in so a Bash prompt is shown. The black shell background now interferes with how I want to ...
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Unable to run image from Pi Zero W 1.1 on Pi Zero W 2

I have a Pi Zero W 1.1 and I took a backup of the image which I wrote onto another micro SD card. I tried running this on a new Pi Zero W 2 but it doesn't boot. The green activity light comes on and ...
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Detection of USB Ethernet gadget by PyQt GUI in Windows 10

I am looking to implement this feature where a Pi connected to Windows 10 PC is detected by a PyQt GUI on the press of a soft button or through periodical scan of connected devices. I can see Pi in ...
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Intermittent wireless ping failures

I am running Raspbian 11 on Pi Zero W. I use the built in wifi. The board is new with freshly installed OS. Issues have been present from the outset. I can connect to my home wifi with no issues. But ...
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Illegal Instruction for NordVPN

I'm fairly new into all of this and normally just try to follow guides on how to install things, I followed the NordVPN installation for Raspberry Pi, but after trying to do the "nordvpn login&...
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Component identification Pi Zero w V1.1

I have a Pi Zero W V1.1 with some missing components. please see the attached picture. Missing components are are circled red and green. if any one is able to help me identify these I would be ...
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GPS Data from cat /dev/ttyS0 is not correct

I am attempting to use a Garmin 18x LVC GPS module. I have it connected to the serial RX and TX pins on my Raspberry Pi Zero W, and port name is /dev/ttyS0 on the pi. By using a multimeter and Linux ...
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Raspi Connect to WIFI via Python os shell commands

I'm having trouble connecting to a wifi via python script right now because most tutorials out there are deprecated. There do not seem to be suitable up-to-date python packages anymore thus I plan to ...
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Raspberry Pi Zero USB Ethernet gadget reconnection problem

I connected Pi Zero as a USB Ethernet gadget to a Windows 10 PC. The Pi Zero is powered by a 5V DC adapter. Then, I login to Pi Zero through it's hostname raspberrypi.local and SSH into it. Actually, ...
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How to resolve stalled data transfer during 'sudo apt-get upgrade'?

My board is a Raspberry Pi Zero W. I have freshly installed Raspberry Pi OS Lite. Release date: October 30th 2021, Kernel version: 5.10 I have connected USB hub, mouse, keyboard, and monitor. The PSU ...
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Is it safe to power a Raspberry Pi Zero W with a Fritz!Box USB-port?

As many others im getting a Zero W for PiHole and i would like to power it using the usb-port of my wifi router. However, im concerned about undervoltage. I read the Zero W wants 1,2A, but usb 2.0 ...
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2 answers
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Pi Zero W rotate terminal

I'm using a CLI only interface with the pi zero W, and wanted to use an older monitor, which doesn't have the ability to rotate the screen itself. Since it's command line only the "$DISPLAY" ...
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BlueZ Profile RequireAuthentication=False not working when trying to initiate connection without pairing

Following up from this question: How can I open a connection to my Raspberry Pi over Bluetooth without having to pair? I am trying to connect from my Windows Laptop to my Raspberry Pi over Bluetooth ...
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No DHCP response with USB ethernet

I'm using a usb to ethernet with my Raspberry Zero W but it doesn't get any IP (usb0 interface): rogermiranda1000@raspberrypi:~ $ ifconfig lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 ...
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RPi Zero LiPo Questions

I have plans to make a fpv camera with the RPi Zero W and have it live stream the video to my computer as well as record. I will power it using LiPo batteries but I don’t know which parts I should use....
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How can I open a connection to my Raspberry Pi over Bluetooth without having to pair?

I'm extremely new to Raspberry Pi and Bluetooth in general and have been having some trouble and confusion connecting between my computer and Pi programmatically. I'm trying to open a Bluetooth ...
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Not booting after shutdown [duplicate]

We are putting rpis in one of our products and we have a few dozens of units already in use. We currently observe a very annoying problem - whenever it shuts down or is issued reboot it won't boot ...
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Raspberry pi zero GPIO pin not detecting Input

so I am using a raspberry pi zero to detect the signal from this NPN Inductive proximity sensor(its input supply range is 6to36V and the signal pin to output the same amount of Voltage which we give ...
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5V proximity sensor to Rpi zero W GPIO

I want to use an NPN inductive proximity sensor with Raspberry pi zero w. The link to the sensor I am using is this: https://robu.in/product/orange-15mm-npn-inductive-proximity-sensor-rm30-dc636v-...
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Most energy efficient way to perform periodic tasks on RPI ZERO W

I would like to make my Rpi Zero W execute a simple task (which takes an insignificant fraction of time to perform, <1s) using inputs from sensors exactly f times a day. I am wondering whether: ...
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How to use multiple HC-SR04 distance sensors

For a project I need to use many distance sensors HC-SR04 using less pins possible of a Pi Zero W. I was able to do a test program in python3 with one sensor connected using gpiozero library and it ...
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How to find out what process is using Raspberry Pi camera?

Some background: Hi. I've recently been experimenting with the Raspberry Pi Camera through node.js and other languages. But, even with none of those scripts running, Pikrellcam (a live security camera ...
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Pi Zero W won't boot but file system on SD card seems fine

Is there anything I can do to troubleshoot a Pi Zero W that just blinks (between 7 and 10 times) at me instead of booting? I DON'T have a mini HDMI connector so it's headless only. I do have access to ...
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Using python socket with raspberrypi.local as ip

I have a raspberrypi zero 1.3 and am connecting to it by enabling local ssh as instructed here and using raspberrypi.local as the ip to connect with using putty and winscp. I would like to connect to ...
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Installing docker on a Pi zero W (or a pi zero2)

I am Trying to install docker on a 32bit Arm. Has anyone succedded and has a modus operandi?
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Failing to connect to Pi Zero W using headless SSH (USB Connection)

I'm trying (and failing repeatedly) to connect to a Pi Zero W using SSH over a USB connection. I know this question has been asked before, but trying the solutions brought up in those threads has ...
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Raspberry Pi Zero W with SparkFun Pulse Oximeter and Heart Rate Monitor (MAX30101 and MAX32664 )

I am trying to read data by connecting Raspberry Pi Zero W with SparkFun Pulse Oximeter and Heart Rate Monitor (MAX30101 and MAX32664). SparkFun has provided the code for Arduino Library Any ...
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Optical drive freezes when reading media

When reading optical media, dmesg shows a message like one of the following: [ 115.013295] blk_update_request: I/O error, dev sr0, sector 343608 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0 ...
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Unable to ping or ssh into Raspberry Pi zero w from a Windows 8.1 PC but could successfully ping & ssh into it via a Windows 10 PC on the same network

I have a Pi Zero w. it has been set up with a standard rasbpian imager and OS and latest files off the OEM website. the boot drive also has an ssh file and a wpa_supplicant.conf file with necessary ...
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Raspberry Pi Zero W as a wi-fi adapter

I want to use my RPi Zero W as an wi-fi adapter for PC. Is there a way to do it and how to do it? I'm thinking connecting RPi Zero W to a wi-fi network, and pass the internet to the PC via USB(...
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Raspberry Pi Zero W drops Wi-Fi connection despite Power Management: off

Raspberry Pi Zero WH with fresh copy of latest Raspberry Pi OS Lite. It is running Rhasspy voice assistant, which has a web interface. I have keyboard and HDMI connected, but wanting to run headless,...
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1 vote
1 answer
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Pi Zero - GPIO Lag

Summary: I have been trying to write a robot tank using a Raspberry Pi Zero W in Python and am running into an issue wrt to lag. The left motor moves 100-500ms before the right motor (or vice versa), ...
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Can I plug my SD card from Pi Zero W into a Pi 3A+?

I currently have a fully updated Pi Zero W running octopi, but its hardware is limited, and I would like to upgrade. Can I take the SD Card from the Zero W and use it in the 3A+? Are there any steps I'...
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1 vote
1 answer
518 views

Audio output on Raspberry pi Zero W

I was trying to take an audio output from piZero-W, the article I followed was, this one. How to get audio through the gpio pins to a 3.5mm jack? When running - systemctl status alsa-state the result ...
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How to connect keypad to Pi Zero

I've tried to find info but with no luck. I'm trying to make a project - barcode scanner - using RPI zero. I need a keypad to input quantities when I scan a barcode. I am unable to find any phone-...
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Scrolling text on MAX7219 dot display is lagging occasionally, not sure how to fix

I am using the max7219 library from luma.led_matrix.device import max7219 However, if I use 12 8x8 dot displays in series, the scrolling font lags on random occasions. It looks like it lags for some ...
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raspberrypi.local on putty not working for raspberry pi Zero 1.3

I followed the following steps to set up my sd card to make a raspberrypi zero W connect via usb cable. Initially I always received the error message "Unable to open connection to raspberrypi....
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Pi Zero extra I2C pins

My use-case is to have multiple sensors with the same I2C address attached to the PI and also a LED screen that I want to attach on it's own. I found that there is a software level overlay BUT it is ...
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Has the Raspberry Pi Zero enough power to act both as a Pihole and a print server?

My family has a vacation home were there is an old printer that does not have Wifi. The house also lacks an ad blocker so i thought: why not fixing both with a Raspberry Pi? I still have an unused ...
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GPIO 19 always on even after shutdown - Troubleshoot tips?

Connected a LED to GPIO 19 (Pi Zero W) and it is always on, only turns off when I disconnect the power. Even after the shutdown command, stills on. $ sudo shutdown now Ran the code below and it didn'...
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How to calculate yaw using 10 DOF?

I've recently purchased the Waveshare 10 DOF IMU Sensor which also contains the IMU 9250 and the . I've wrote a simple code for calculating the roll and pitch of the device which works, but I can't ...
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