Questions tagged [pi-zero-w]

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

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Solder USB wifi right on to raspberry pi zero

I am trying to solder a wifi adapter right on to my raspberry pi zero so it takes up less space. I've followed this video and some other diagrams on how to wire usb devices right on to the pi zero. ...
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1answer
131 views

Pi Zero W: Second i2c Bus

I did a really stupid mistake - I set up a second i²C bus months ago, so I have two gyro sensors connected - but din't document it. I can see the connected devices with i2cdetect -y 1 and ...
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2answers
144 views

Is it possible to power IR light module from 3.3v GPIO

Welcome, i've got a question that is bugging me for quite some time lately. I've got RaspberryPi zeroW with ZeroCam camera module (without IR filter). To get it to work in dark I bought IR LED ...
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48 views

i2cdetect detects the device but also shows a full row of addresses

I have successfully setup a RTC clock ( DS3231 ) on a RPi zero. The whole process was explained here. It works as expected but with only a minor difference: Row 5 is filled with numbers from 0x50 to ...
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1answer
126 views

Pi Zero: eth0 not added to bridge after reboot

I've follow the official guide to setup a bridge between eth0 und wlan0 in order to use my Pi Zero WH as an AP with raspbian buster 4.19.75+. When I add the interface brctl addif br0 eth0, the bridge ...
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55 views

RPi Zero W Ethernet gadget on Windows: headless config & debugging

I want to headless config my RPi Zero W with Raspbian Buster as an ethernet gadget on Windows 7 PC. So I installed RNDIS from Microsoft Corporation, I added modules-load=dwc2,g_ether ip=192.168.2.2::...
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98 views

Connect mobile phone/app to Pi Zero W via Bluetooth

Is there any easy way to connect my android (later ios too) device to my pi zero w via Bluetooth? I'm looking for a way to send data to my mobile phone without using Wifi. edit: I want to write an ...
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2answers
69 views

Controlling 28 invidivual leds with a raspberry Pi Zero

I want to do a what I hope is a simple project. Making a led light clock built into a plank. Basically I'm planning on cutting 28 slots in a piece of wood, and placing a small LED light in each slot, ...
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24 views

Floating point exception while upgrading via apt

When I attempt an apt upgrade on my Raspberry Pi Zero W I get the following output: Fetched 5,864 kB in 10s (580 kB/s) Floating point exception E: Sub-process /usr/bin/apt-listchanges --apt || test $?...
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1answer
149 views

Setup respeaker pi-hat 2 on RPI ZW

I am trying to run snips on my rpi0w, and has mounted the respeaker pi hat on to it. Installed the driver using git clone https://github.com/respeaker/seeed-voicecard cd seeed-voicecard sudo ./...
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3answers
2k views

Unable to run JAVA on Raspberry PI Zero? “VM is only supported on ARMv7+ VFP”

I am using Raspberry PI Zero W. I installed java 1.8 and 1.9 jdk's. Installation is successfully done. When i run the JAVA command on the RPi. Its shows error like: "Error occurred during ...
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27 views

Why can't I TTL serial log to my computer or connect to WiFi with my Raspberry Pi Zero W

I haven't used my zero in about a year and I am trying to connect it to my new WiFi with no real success. I tried: -Editing the wpa_supplicant.config file and adding a shh file but when I check the ...
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40 views

RPI sometimes freezes on reboot , what to do?

I have an RPI 0 W which I use a script on to run 24/7 , Sometimes the script fails and a system reboot is required which I do by the command sudo reboot, Sometimes while rebooting the RPI is getting ...
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23 views

Use raspberry pi zero's wifi on my desktop [duplicate]

I have a desktop that doesn't have any way of accessing the internet through WiFi at the moment. I can't get a USB WiFi network adapter or PCI-Express WiFi card any time soon but I have a raspberry pi ...
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1answer
1k views

Headless RPI ZeroW Kali Linux

For raspbian i used to make a ssh file and a wpa_supplicant.conf file for my raspi to connect to my wifi (after flashing i used to paste them in the boot folder). Is there any simple way to achieve ...
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2answers
146 views

how do I automatically power off the raspberry pi and cut power every night and then power it back on each day?

Background I'm a student working on research project to develop a remote wireless sensor network of data loggers. Each data logger (aka node) is going to be retrofitted to a bird feeder that reads ...
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1answer
35 views

Can't connect to WiFi using Pi Zero w and Edimax EW-7811UN dongle

I was following this guide to set up the internal wlan0 as accesspoint and the external wlan1 (Edimax 7811 dongle) to connect to an WiFi as client. I'm using Raspbian Stretch. The wlan0 works ...
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56 views

Raspberry with HiFi Berry and only one speaker

I have a Raspberry Pi with a Hifi Berry Mini Amp. But I only connected one speaker to the hifi board. (I build a small radio with it) Now I'd like to make sure that my speakers play everything. So, f....
3
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1answer
107 views

High level of noise of SPI pins on RPi Zero W

I have a zero W powered via USB from a laptop. I have setup up for the SPI drivers and run a very simple test program which is: import spidev import time spi = spidev.SpiDev() spi.open(0, 0) ...
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1answer
41 views

powering raspberry pi zeroW via computer usb port

I ran out of wall plugs for the Pi and I would like to power a zeroW via a USB port from my laptop. There are 2 microusb ports on the zeroW should which 1 should I use, the one near the edge or the ...
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86 views

arecord not able to find device?

I've installed the respeaker pi hat module to my Rpi0W using sudo apt-get update sudo apt-get upgrade git clone https://github.com/respeaker/seeed-voicecard.git cd seeed-voicecard sudo ./install.sh ...
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97 views

Rpi3 and RPi0W wifi signal strength

I have a rpi3 which act as a Homeassistant hub, and have no problems connecting to my wifi. Problem is that my rpi0W can't seem to connect to the same wireless network, from the same position that ...
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2answers
116 views

PI Zero W Bluetooth Device not recognised yocto poky

I have built an yocto poky image with bitbake and it doesn't seem to recognise the bluetooth device/controller. I have seen this issue and doesn't help. My local.conf has extra for distro features ...
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44 views

Logitech F310 hot plug working on Pi 3 B+ but not on Pi Zero W

I wrote software in C for my work that reads Logitech F310 controller input and controls our vehicle accordingly. I wanted my software to be fault-tolerant, so I added code that checks the presence of ...
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1answer
69 views

My RPi0 W crashes

My RasPi 0 W Crashes while updating and upgrading after i newly flashed the SD card with 2019-07-10-raspbian-buster-lite.img my putty console: login as: pi pi@192.168.2.119's password: Linux ...
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47 views

Share Internet with a Pi Zero over Bluetooth?

How do I share my Macbook's Internet connectivity with a Raspberry Pi Zero over a Bluetooth PAN? I am able to SSH into my RPi Zero via Bluetooth on pan0 interface, so the Bluetooth connection works. ...
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2answers
31 views

Connecting phone with RPi 0 W

Can i host a hotspot on my RPi 0? So phones can connect to it and use the SSH from the pi.. Bluetooth would work too but my question is how and what do i need it for. I searched a lot but there are ...
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1answer
39 views

Commercial PIR intergration with Raspberry pi zero

Here is the problem I face. I have a commercial PIR and wondering if it can be seamlessly connected with my pi zero w and how. PIR specs: https://www.thecrowgroup.com/cr/uploads/2019/03/Datasheet-...
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52 views

Pi Zero W and running BME680 + PiHole + USB security camera?

I just got myself a Pi Zero W and a BME680 plus all the needed components to hook things up. I feel that the Pi Zero is powerful enough for running PiHole and also creating a personal weather monitor ...
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1answer
94 views

Will this work out (usb hub + rpi zero w + Zishan Z1 DSD)?

Well, I want to connect Rpi zero W and Zishan Z1/2 DSD in one case, but with both devices working in one port connected to PC. (with working usb device in Rpi if in "portable" mode or in both ...
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1answer
104 views

RPI Zero as Keyboard: Convert key codes from SHOWKEY to write into /dev/hidg0 HID packet [closed]

I'm using RPI Zero W as keyboard gadget. It's supposed to act as keyboard getaway from Bluetooth keyboard to USB keyboard. I'm running "showkey" shell command process giving me codes of just pressed ...
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2answers
107 views

Forcing lower WiFi speed on Pi Zero W for robustness

I'd like to do some low bandwidth realtime* streaming to a Raspberry Pi Zero W. Since the required bandwidth is much lower than even the lowest WiFi speeds, but dropped packets and jitter will cause ...
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1answer
120 views

Cannot ssh into Raspberry Pi Zero W over wifi after enabling ssh

I'm trying to set up my Zero W to use as a headless server, so I've taken the following steps: Flashed Raspbian Buster Lite onto the SD card Put a file named wpa_supplicant.conf in the boot/ ...
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1answer
94 views

Can one run a Raspbery Pi Zero W at load continuously?

I want to use a RPi Zero W to drive a display. This will be putting the CPU on-load pretty much 24/7. Can it handle having load near-continuously? I do have a small metal heat sink on the CPU. I ...
3
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1answer
188 views

apt-get not working on raspberry pi zero w [Internal error: Oops: 17 [#1] ARM]

I bought a new raspberry pi zero w. I flashed the raspbian lite image on a sd-card, the pi booted normally. But when I try to update it with sudo apt-get update sudo apt-get upgrade I get the ...
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26 views

Pi0W Crash on VNC Forwarding but not through SSH Tunnel

Short version: Pi Crashes when forwarding vnc port, but not when ssh tunneling the port. Full version: I've an old snowleopard OSX machine which has a defective keyboard and wifi, but I wanted to use ...
2
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2answers
365 views

Power Rasberry Pi Zero W using LiPo 11.4V and 7805 converter

In order to power a Raspberry Pi Zero W, I'm using the 7805 converter to lower the ~11.4V from a LiPo Battery to 5V. The resulted voltage is about 4.96V. The Raspberry Pi starts to boot for about 20 ...
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1answer
134 views

is there a way to change SPI clock in shell or bash file?

I would like to write a bash to light up an OLED screen with SSD1306 driver, I can use below code to send commands: echo -ne $cmd > /dev/spidev0.0 however the SPI clock seems too fast for SSD1306,...
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0answers
86 views

How can I download a Pi image with Tensorflow Lite already installed?

This whole nonsense of cross-compiling is nuts. Can I just download an image of Raspbian for my Pi Zero W with tensorflow lite already installed?
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1answer
71 views

Zero-W Mail Server Setup

I would like to host a 'light-weight' mailserver on a raspberry pi and would like to host it on a rPi Zero-W. Specific objectives / requirements are: Send / Receive messages less a total of less ...
3
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1answer
62 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 ...
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0answers
35 views

RPi Zero W kernel shoots messages

I want to update my RPi 0 and i can't because the kernel is writing Messages with hex code that it failed but i can't fix that or even now whats going on. only using "sudo apt-get update" https://...
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65 views

Pi freezes when running a script

I'm trying to set up a trap camera using a brand new Pi Zero W with Raspbian Buster but it freezes when I run the python scirpt. originally the code was a bit complicated with multithreading, email ...
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0answers
64 views

What is the purpose of the sharpie marks on some Pis

I recently obtained a Pi Zero W and there was what looks to be a sharpie mark besides the trapezoidal antenna beneath the Broadcom chip and besides the micro usb port. I subsequently went on google ...
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56 views

Can the Raspberry Pi Zero W receive data from multiple Bluetooth Low Energy peripherals simultaneously?

Does the Bluetooth radio on the Raspberry Pi Zero W v1.3 allow it to receive data from multiple Bluetooth Low Energy peripherals simultaneously?
2
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2answers
2k views

Using 5v device on 3.3v

I got a flowmeter that is operating at 5v (basically an enclosed hall effect sensor and magnet). It needs a pullup resistor of between 1.6k - 2.2k between sig and vcc. ( https://www.conrad.com/p/bio-...
2
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3answers
764 views

chromium-browser --headless 'errors' stopping script in Crontab

I have a script that works out the version number of todays Guardian crossword and makes the url address that I want to print from (I can wget a pdf and print that, but I (well my wife) prefers the ...
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0answers
60 views

script works if I run it once, if I run it in a while loop the Pi freezes

I have this python code that on motion detected send images via email and record videos locally (note the commented line): from gpiozero import MotionSensor from picamera import PiCamera from time ...
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1answer
48 views

Using RPi Zero W as Bluetooth smart device

I'm trying to setup my RPi Zero W as a Terrarium Controller and I want to be able to create an Android app to control the settings and and such over Bluetooth. I've found tons of tutorials on setting ...
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0answers
45 views

Internet Through USB

Is it possible to get an internet connection for a Rasberry pi zero from a USB connected to a Win 10 pc? or is it possible to connect to a Bluetooth wifi Hotspot without an OS on a Rasberry Pi Zero?

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