Questions tagged [pi-zero-w]

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

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565 views

wpa_supplicant.conf not working with my laptop wifi with pi-zero

I have 2 raspberry, one 4 and one Zero W. The second one is headless and I use it via ssh from my laptop using my home wifi network. My goal is to emit the wifi via hotspot on my laptop (ubuntu 18.04)...
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1answer
149 views

need high camera fps

Could you suggest a camera for raspberry with high fps - about 100 frame rates and HD resolution? I found 5MP OV5647 with CSI interface but it is HD 60fps and 640*480 90fps. Also, I would like to ...
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1answer
52 views

Part No. of Micro USB connector used in Raspberry Pi Zero

I would like to know the part No. of micro USB connector on-board the Raspberry Pi Zero & Zero W. As per the schematic available under official Raspberry Pi documentation, it is listed as 690-005-...
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1answer
39 views

Can I power the raspberry pi 0 w off of both ports at once?

I want to solder a male usb port to my Pi, so that it can be a little dongle computer. However, if I power it with a powerbank, and while it is still being powered, plug it into another power source ...
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1answer
878 views

Video Streaming from raspberry zero to an external server

I'm aware of streaming live video using on the RaspberryPi itself as a server. But is there a way to send the video from the raspicam to an external web-streamer so that if I have multiple people ...
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1answer
183 views

Very strange SSH problem with iPhone hotspot

I am newbie with Raspberry and this is my first time using it. I downloaded Rasbian Buster Lite and flashed it with Etcher. Added ssh named file to boot directory and also file named wpa_supplicant....
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1answer
473 views

How to route all traffic to captive portal on Pi Zero?

What I'm trying to achieve is that I can manually switch between my Pi having internet access over WLAN or letting it function as an Access Point. When the Access Point is active, the Pi has no ...
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1answer
415 views

Flask app takes 60% CPU on Raspberry Pi Zero W

I am developing Flask rover app on Raspberry Pi Zero W. And I having problems with CPU perfomance. I used flask profiller to find weak spot in my app, but everything seemed normal. I have Raspberry ...
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1answer
560 views

Installation of kernel module for I2S Mic fails

I have a I2S mems microphone from adafruit. Now I am following the guide at https://github.com/nejohnson2/rpi-i2s#compile-the-i2s-module Now after I have mounted the debugfs I attempt to look for the ...
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1answer
512 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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1answer
446 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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2answers
85 views

C Raspberry Pi Zero w, read out button matrix

I have trouble reading out an button matrix with my raspberry pi zero w. I am using pigpio for reading out the gpios, but I don't think this is a software issue. This is my source code: #include &...
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1answer
42 views

RC522 modules stop working when more than 2 are connected

So, here's a synopsis of what I am trying to do. I want to put 3 RC522 readers side by side inside of a book, facing the cover, that will be constantly on, using a Rpi zero W. When an RFID chip gets ...
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4answers
2k views

Connecting Raspberry Pi Zero W to ethernet and serving as WiFi access point

I have an ethernet port in a room where I would like to improve the WiFi connection, and I have a Raspberry Pi Zero W lying around. Is there a way I can connect the Pi to the ethernet port and have ...
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1answer
1k views

Streaming music from raspotify to bluetooth audio speaker

I'm trying to create a raspberry pi which streams spotify music to a bluetooth speaker. I have a raspberry pi zero w with the latest version of raspbian stretch lite. I have my bluetooth connection ...
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1answer
23 views

Using additional Raspberry Pi wifi connections

Successfully I connected my Pi with my wireless connection and it's working properly. But if I need to go outside like a college or my friend's home. Then how will I connect the Pi?
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2answers
1k views

File transfer between raspberry pis via GPIO pins

I'm trying to send image(3MB) captured by one pi to another pi, external WIFI or setting up one pi as AP is not possible due to strict regulations, all I can use are the two wires. Currently I'm ...
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1answer
750 views

Risks of powering short LED strip directly from GPIO

I am trying to understand the simplest ways to power a short LED strip of 30 WS281x lights. Most of the instructions I’ve found mention using a separate power supply for the LED’s, but is it ...
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1answer
130 views

RPi Zero W as HID keyboard disconnects after connecting

So, I have configured and reconfigured the Pi Zero multiple times now for it to behave like a HID keyboard. It appears as a keyboard as well, but as soon as it is connected, it gets disconnected. ...
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1answer
1k views

Can the DS18B20 be parasite powered without external pullup?

I have a DS18B20 temperature sensor which I am trying to use in parasite power mode with only two wires (data line and ground) with my Raspberry Pi Zero W. I've connected it to the RPi in the ...
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1answer
409 views

raspistill timelapse stops producing output

So I'm trying to run a timelapse for 24-36 (or until storage space is full) but raspistill seems to stop producing output after anywhere from 50-300 stills. raspistill -t 129600000 -tl 5000 -o tlapse%...
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2answers
4k views

Reliable way to play sound (ogg, mp3) in Python, on Pi Zero W

I have been trying to find a reliable method to play sound on my Pi Zero W, in Python. By default, Zero does not have audio output, but I have set up an I2S amp and speaker, following this guide: http:...
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1answer
616 views

What Bluetooth profiles does the Pi Zero W natively support?

I've started looking for tutorials for Pi's and Bluetooth, but I don't have any experience with Bluetooth and Linux, and it seems that the Bluetooth stack on Raspbian and/or Linux is not full featured ...
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1answer
61 views

How to connect two raspberry pi zero w's to ond HDMI display

Has anyone successfully connected two raspberry pi zero w's together to one HDM1 touch display (7" for example)? Any tutorials available for this?
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1answer
204 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
308 views

How to install noobs after trying to install rasbian with pre-configured noobs

I just bought an Raspberry Pi Zero unit that came with Vilros utils. I get within the package a 16gb SD-Card that was pre installed with NOOBS. When I received the package, I looked inside the SD-...
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1answer
238 views

Raspi Zero W broken?

I got a Raspi Zero W which I unwrapped myself today. I flashed a Micro SD with the latest Raspbian Stretch Lite, put it into the card slot and hooked it to a 5V 1.2A power cable I've been previously ...
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1answer
1k views

Pi Zero W Wifi repeater with OpenVPN

Im trying to setup a Pi Zero W as a wifi repeater with openVPN without using a USB wifi dongle, as a tiny travel router. I tried using this tutorial - by @ingo raspberry-pi-zero-w-as-a-wifi-repeater ...
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4answers
3k views

Cannot SSH Raspberry Pi Zero W on Windows via USB

I am using Raspberry Pi for the first time. I did the conventional setup that most people mentioned. This includes 1.Flashing Raspbian onto a SD card Edit Config/cmdline files and add an ssh file (...
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1answer
2k views

Speaker for Pi Zero W

I'm looking for speaker without battery. I mean I need a speaker whose power can be supplied by raspberry pi zero w. I think I can use USB 2.0 simple speaker. I can cut its usb cable and connect its ...
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1answer
322 views

Pi Zero system not seeing USB port

I’m a nooby who built a Pi Grrl Zero, and it was working fine. I could plug my mini keyboard dongle into the USB data port and it worked. Then I plugged in an audio adapter. That was a mistake! ...
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1answer
570 views

Switching between AP and client mode (other answers haven't helped)

I have a pi zero W and I'm wanting to be able to switch it between AP and client mode whenever I want without rebooting. Neither of these two posts helped. Switching between AP and Client mode ...
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1answer
3k views

What pins are actually being used by my 3.5 TFT?

I have a 3.5 TFT and I used these instructions to get it to work with RetroPie on my Pi Zero W. The reason this is important is although there are schematics for this LCD panel, I'm not using any of ...
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2answers
634 views

Pi Zero W Wifi and SSH turning off

I have several Pi Zero W all with the latest Rasbian, running headless. After a few hours I lose the ability to contact them via WiFi or SSH, they are however still running as logs show. Basically I ...
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1answer
83 views

Sound system with PiZeroW

wondering if someone could give me a few pointers on a project I'm working out. I haven't yet bought any of the equipment, just trying the ideas first to see if it will work. I'm planning on ...
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1answer
57 views

Zero W, wireless comms have slowed down recently. Notice lots of retries

So I use my zero w as a security camera, and lately it is streaming much slower. I rebooted but nothing changed. The only thing I see is lots of retries in wavemon and /proc/net/wireless. Any ideas? ...
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1answer
2k views

Dead USB OTG in Pi Zero W

I bought my first Pi, a Raspberry Pi Zero W 1.1 from CanaKit and I am having trouble with its USB port. I tried booting latest Raspbian, Raspbian Lite and Noobs, but in all cases it's the same: no ...
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1answer
460 views

Does ifdown wlan0 also switch off integrated Wifi?

For an embedded usecase I want my Pi users to be able to temporarily "switch off" WLAN/Wifi. Does ifdown wlan0 only bring down the interface or does it also switch of the WLAN sender/receiver? What ...
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1answer
3k views

Unable to activate SPI module on Raspberry Pi Zero W running on DietPi

Ater setting up my Raspberry Pi Zero W with DietPi v150 I activated I2C module via the dietpi-config tool. However, I need to use SPI in addition and since there is no such option in the config tool I ...
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2answers
2k views

How to connect SD Card Reader to Raspberry Pi Zero W?

I found a MicroSD card reader module working with SPI. Is it possible to connect it to Raspberry Pi Zero W via GPIO? Module scheme EDIT: The module can also be connected via SDIO pins. Which of ...
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4answers
4k views

Smallest battery that can run the raspberry pi zero w for a short amount of time

I have a raspberry pi zero w. What is the smallest (in terms of weight) that can run the pi? I am not concerned about how long it runs for; 5 mins would be adequate. What about with a camera attached? ...
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1answer
5k views

Why is Bluetooth address now showing up as AA:AA:AA:AA:AA:AA?

The issue I'm having is with my Raspberry Pi 3. I'm running this CLI-only with the Raspbian Jessie Lite build. At some point in using this device, my Bluetooth address changed to AA:AA:AA:AA:AA:AA. I ...
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1answer
2k views

WebIOPi patch for Raspberry Pi Zero W

I am looking for a patch of WebIOPi for the Pi Zero W. I will appreciate you very much, if you could suggest where I can find it on the internet. WebIOPi's version is 0.7.1. I could find some ...
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1answer
943 views

How to power Arduino pro mini/Raspberry pi zero W and create a connection between the two?

I am currently building a drone that I want to be a bit advanced so I am building code on both arduino and raspberry. What I have not figured out yet though is how i can power them both and preferably ...
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1answer
30 views

How can Rpi connect to and read the DIY PH-4502C pH Sensor?

How can Rpi connect to and read the DIY PH-4502C pH Sensor?
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0answers
212 views

Boot halts on “Started Update UTMP about System Runlevel Changes”

On my RPi Zero W I had a kernel panic issue Kernel panic-not syncing: VFS: unable to mount root fs on unknown-block(179,6) but I managed to fix it with the help from the second aswer from this post: ...
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0answers
26 views

Correct module interface to use with Raspberry Pi Zero WH

I would like to install a module on my R PI Zero W with soldered head. The avaliable interface options for the module are TTL | RS232 | USB | USB Virtual URL to module: https://www.aliexpress.com/item/...
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1answer
114 views

24/7 Solar panel + battery to power a Raspberry Pi Zero W [closed]

I need to create a system to have a remote bees monitoring. In this place I haven't the electrical energy. Basically I need to monitor some sensors (5 temperature and humidity sensors). I'm not expert ...
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1answer
176 views

DS18B20, W1ThermSensor, Raspberry pi Zero W, and Python3.9 - Does not consistently read sensor

Before I start, I have browsed the "similar questions" section before writing this and could not see one that matched a situation like mine. If one is found, please let me know and I will ...
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2answers
260 views

Raspberry Pi Zero W can't connect to wifi

I have been trying to setup a raspberry pi 0w to connect to my access point but I can't get it to connect. The first thing I did was to enable USB ethernet and make the ssh file so I can connect to it ...

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