Questions tagged [pi-zero-w]

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

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2
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0answers
22 views

No internet with Access Point as WiFi router/repeater with additional WiFi-dongle

I followed the great tutorial by Ingo to to use my USB dongle as AP. I just inverted the wlan0 and wlan1 to use the first one to connect as client to my router, and the second one (the dongle) to be ...
0
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0answers
17 views

How do I automate a non-gui wifi client to roam to the strongest AP in range? [duplicate]

I have a RPi in the car that I need to act as a mobile AP. I need it to provide a consistent, unchanging ESSID (in AP mode) using the onboard wlan0 for all devices that stay in my car. Dashcams, the ...
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0answers
20 views

SSR or Opto-Coupler relay only works if shorted

I have a SSR 4 channel relay and an Opto-Coupler one channel relay. Both where specified to work on 3.3V signals. I wrote a quick test program on my raspberrypi zero w and tried both relays with my ...
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3answers
22 views

With a Pi Zero W is the MISO pin on the GPIO shared with any devices on the board itself?

I've been doing embedded work for many years, but have only very recently started working with the Raspberry Pi. I'm planning to build a project that uses a 5" TFT display and a Pi Zero W, and ...
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1answer
23 views

How to use 433 RF codes to start actions on Rpi

My setup is: Arduino with 433 cheap transmitter module, photodiode and a laser and 433 receiver connected to Rpi, button. I've used rpi-rf lib to receive codes. I'm trying to make stopwatch that when ...
2
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0answers
9 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 ...
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0answers
17 views

SSH connect problem via Wifi: I can connect on my Android (JuiceSSH), but cannot connect via CMD on windows

I have a Raspberry Pi Zero W which I have Raspberry Pi OS Lite as image. I have preconfigured Pi as headless with Wifi, and with SSH enabled. If I connect via JuiceSSH on my android phone, I get ...
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2answers
42 views

16 Channel Sainsmart relay board connected to raspberry pi zero w, hydrosys4 app not stopping relay / turning off relay

Within the Hydrosys4 app Settings page in the actuators test section I can set the app to pulse the GPIO and I get the LED indicator on the relay board and the relay engagement but the relay does not ...
4
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1answer
262 views

Sainsmart 12V, 16 Channel relay module connected to RpiZW has unwanted triggering when booting

I'm trying to get the hydrosys4 open source irrigation control software to work with my 16 channel relay board and raspberry pi zero w. When the pi boots up the relay is triggered multiple times, ...
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0answers
18 views

how to create new network interface at boot on the Pi-Zero-W, without killing the wlan0

Working on Rasbian on the Pi-Zero-W(Pi0W), I've managed to follow a guide to get Aircrack-ng to work as a wifi probe sniffer (https://medium.com/swlh/scanning-for-mobile-devices-through-wi-fi-using-pi-...
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13 views

mounting issue when using raspberry pi zero w as a wifi usb thumb drive

Hiho, I created a wifi thumb drive using this tutorial. http://www.dlightsound.com/tutorial/USB-stick_on_a_Raspberry_Zero_W.pdf It works fine other than the 3D printer I am using (a Photon s) can only ...
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0answers
39 views

Can you test GPIO soldering using an ohmmeter?

I'm currently soldering my first GPIO header to a Raspberry Pi Zero W. This is what the GPIOs should be (the image is not a W model, but I suspect the fact is irrelevant): My soldering job is very ...
0
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1answer
30 views

RaspberryPi Zero W with battery life for 7 days [closed]

I know of different projects that are using micro processors - dont know if they are Raspberry models however - but they have bluetooth connection, wifi module and a camera attached. And they are re-...
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0answers
22 views

Resilio runs at startup but doesn't do anything

I'm running Resilio on a new Raspbian install. It works when I start it, but after a reboot it runs but doesn't seem to do anything. When the system starts up, ps shows that Resilio is running with ...
0
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1answer
26 views

Pin 16 not lighting up

First time actually using the hedears on my raspberry pi zero w. These headers were soldered on when I got it. When I connect my red lead to the 5v pin, it lights up, so the circuit's correct. When I ...
1
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1answer
32 views

Can't find my raspberry pi executable

So, based on the advice given here: Cannot find filesystem I used the RPi-Cpp-Toolchain to build my executable on my Ubuntu desktop. The build appeared to succeed, but I can't find the executable ...
0
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1answer
31 views

Unable to run compiler from raspberry-pi-tools, cannot execute binary file: Exec format error

Trying to follow instructions from https://blog.monotok.org/compile-locally-run-raspberry-pi-via-clion/ for building executables on my local machine for my raspberry pi. I have downloaded raspberry pi ...
0
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1answer
49 views

Unable to Set Up Pi Zero W headless - tried everything

I recently purchased a Raspberry Pi Zero W and have followed numerous tutorials on how to set it up headless, all without any success. I've tried turning it into a USB ethernet gadget rather than ...
1
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1answer
33 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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1answer
46 views

apt and apt-get cause pi to crash

I'm running into quite a frustrating problem with my Raspberry Pi Zero W. When I try to run apt or apt-get, having done nothing on the installation aside from modifying wpa_supplicant and changing the ...
0
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0answers
20 views

Unable to set Audio Jack on Pi Zero W

I'm trying to get PWM audio to work on my Pi Zero W. I've followed these directions, specifically adding the dtoverlay part to /boot/config.txt. The output of gpio readall, as suggested in this ...
0
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1answer
24 views

What happens when you overload the 5V pin on Zero W

I am trying to work out what will happen if I power too many NeoPixels from the 5V pin on a Zero. I understand from the Uberguide that this is the calculation required to work out the power draw: To ...
0
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1answer
25 views

Rpi zero w is not recognized as com port

When I connect my Rpi zero w to my PC (windows 10 via usb cable, I cannot see it under com port devices of PC. I am connecting micro usb side to the socket labeled as USB on Rpi. I want to establish a ...
0
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0answers
23 views

Raspberry Pi not shown under ethernet connections

I am using a Raspberry Pi Zero W with my laptop via a USB to mini USB cable. I have made the changes in cmdline.txt, config.txt and a blank file named ssh in boot folder. However, when I connect the ...
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3answers
73 views

Pi Zero W uart not working

I have been trying without any success to setup the uart on my Pi Zero W. When I run tests, the output is blank. I am accessing the Pi Zero W via ssh. I have added enable_uart=1 to the /boot/config....
0
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1answer
102 views

Raspberry Pi Zero W, berryboot would not boot

I am having difficulty installing berryboot on my pi zero. I followed countless guides and none seem to work. most guides tell me to download berryboot from here however the site does not have a ...
0
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1answer
18 views

RPi Zero W, bad file system after first shutdown

Hey guys I'm facing a super strange problem that's been blocking me for days now. I have a RPi zero w and I can successfully flash the latest Raspbian Lite image onto the SD card and boot it up, but ...
0
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0answers
52 views

Record from USB webcam

I need some help reading video from a USB webcam. I'm writing a Java application that streams video too authenticated users. This is working fine with the Pi camera as raspivid is able to output an h....
0
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0answers
25 views

windows 10 IOT core compatibility with Raspberry pi zero w (BCM2835- ARM1176 processor) [duplicate]

is windows 10 IOT core compatible with Raspberry pi zero w (BCM2835- ARM1176 processor)
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0answers
52 views

WiFi Network with systemd-networkd but using dnsmasq as DHCP server to give fixed IP leases

Switching between AP and STA mode without rebooting over a WEB interface and managing WiFi clients over the WEB interface is the goal of my project, much like a WiFi router. The clients do not support ...
0
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0answers
23 views

Raspberry Pi zero w wifi not discoverable on boot

I've been using a raspberry pi 3b to write some scripts and I setup an access point for wifi setup using Balena's wifi connect. I'm trying to transfer over to the sleek pi zero w. However, I notice ...
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0answers
15 views

ltp305 Dot Matrix Python Library not allowing me to use display.set_character()

I am trying to display a number on a Dot Matrix ltp305 display that increases with each button press, enabled by the pressing of a normal button connected to the GPIO. I am sure everything is ...
-1
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1answer
40 views

Programmable ws2812 LED fail to light up on Pi Zero

I have hooked up a programmable ws2812 LED . The Datasheet says "Default power on does not light up" Using the hook up guide and a breadboard I have a single LED where ... DIN is attached ...
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0answers
124 views

Pi Zero W with Raspbian Lite apt-get upgrade issues

I have a new Raspberry Pi Zero W and I downloaded the latest Raspbian Buster Lite installing it on a brand new 32 GB microSD card using Rufus. I created a wpa_supplicant.conf file so that it would ...
-1
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1answer
90 views

Multiple WIFI on Raspberry pi Zero

I'm attempting to setup a Raspberry Pi zero W with an additional USB Wifi Dongle (wlan0 and wlan1) to connect to two different WIFI networks (one 2.4GHZ and the other 5GHZ). OS information: "...
0
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1answer
18 views

Create additional wifi credentials on headless Pi 0

I have been accessing this Pi over SSH on a wifi per the initial install via burning a raspbian image to an SD card. I tried unsuccessfully to add another wifi network by editing the wpa_supplicant....
0
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1answer
43 views

Raspberry Pi Zero W as USB Keyboard

I’m having trouble setting this up on my Raspberry Pi Zero W. I am getting the error that there is no file called 'hidg0'? When I look in dev/ I do not see one either? I am running on the latest ...
0
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1answer
28 views

Pi Zero W: Connect keyboard AND act as hidg0 keyboard?

I have my Pi Zero W acting as a keyboard via the /dev/hidg0 method. That works fine. However, I'd also like to connect a keyboard to the Pi at the same time to control the Pi without using SSH. What ...
0
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1answer
33 views

Zero4u usb hub on raspberry pi Zero W does not recognize whatever I connect to it

I am writing to tell how I managed to solve my USB hub problems related to raspberry pi zero W, but I would still want a feedback and related help on this. The issue was, I could not get anything ...
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0answers
17 views

Bone Conductor and Pi Zero W

How can I code my Pi Zero W to play an audio file through GPIO pins? I want to play the files through bone conductors which I have attached to a Stereo 2.1W Class D Audio Amplifier - TPA2012. ...
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1answer
78 views

squeeze raspberry pi zero w for stockfish

I am trying to run stockfish and get it as fast as possible to what I consider "good values", at least over 20 deep. I'm using a raspberry pi zero w ... and after 20 seconds it's only 12 ...
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0answers
61 views

Stream video from USB device using a Pi Zero

A friend of mine has a bird box with a camera system setup which transmits its images to a receiver plugged into their TV. They asked me if it would be possible to view the footage on a mobile phone ...
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1answer
59 views

RPi.GPIO button interrupt/callback inconsistent behavior - callback functions do not return

I have this programm that has 4 buttons (5,6,13,19) linked to the handleBtnPress callback function. The handleBtnPress function sets a busy flag, prints which button is pressed and then calls the main ...
0
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0answers
30 views

Connecting to Pi via WiFi with no internet and then configuring WiFi from it

I will try to explain myself the best I can. I would like to connect to my Pi 4 via wifi, without internet connection, directly from my laptop or mobile phone. Once connected I would like to be able ...
0
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0answers
31 views

HDMI output does not fill full 800x480 TFT display

I have a Raspberry Pi running Raspberry Pi OS Lite (CLI only). The Pi is attached over HDMI, via an adapter, to a 7.0 inch 800x480 TFT display from Adafruit. When I boot up the CLI, the console only ...
0
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0answers
152 views

PiHole not blocking advertisements

I installed and updated Raspbian OS and PiHole on a Raspberry Pi Zero W. But the adblocking feature is not working. I am attempting to make RPi as DNS for my modem over ethernet. I have assigned fixed ...
0
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0answers
42 views

Pi Zero W USB port dead or not dead?

That is the question! This is my first Pi -> Zero W 2016 v1.1. USB problem happened after another very strange incident. After few days of normal operation, at boot logo screen my Pi suddenly ...
0
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1answer
57 views

how to properly make a charging circuit — 2s 7.4V to 5V 2A

I have 2 18650 li-ion cells, each at 3.7v and this bay with this white connector I saw on youtube that depending on the length of the cell, we can know whether they have integrated "invisible&...
1
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0answers
214 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: ...
0
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0answers
51 views

how to power a raspberry pi zero w, with a 2x18650 bay, through GPIO

I'd like to wire this bay to the GPIOs of a rpi zero w. The bay welcomes 2S 2x18,650. On each cell is written "9800mAh TR 18650 3.7v Li-ion". My requirements are : One micro-USB port must ...

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