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.

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152 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
36 views

What will happen with 2 AV signals

Should be a quick one. I know you can mix AV channels to overlay images but if I connect 2 raspberry pi to one screen in AV and no multiplexer how will the channels mix if they are at different ...
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1answer
182 views

How to use GPIO buttons to interact with front end of Nodejs server

So I'm currently trying to make an application that will display columns of data in the browser. I want to be able to interact with what is being displayed with buttons wired in through the GPIO pins. ...
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1answer
871 views

Is it advisable to use an SD from Pi Zero in a Pi Zero W?

I have an SD card which was painstakingly set up with various functionality (e.g. necessary packages, settings, etc...) on a Raspberry Pi Zero. Now I want to replace the Zero with the Zero W (so I ...
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1answer
266 views

NOOBS Crashes “Creating Filesystem(FAT)”

I am using a Raspberry Pi Zero with NOOBS downloaded onto the SD Card. It succssfully boots, and asks me to pick an OS. I pick Raspbian and press install, and the install will go ahead for about 2 ...
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1answer
327 views

Pi Zero HDMI Problem

I have problem with connecting pi zero to tft screen over hdmi. I tested hdmi cable, config file(same sd card) and tft screen with Pi 3B, I tested micro hdmi adapter(which connected to pi zero) with ...
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1answer
338 views

Lipo power: Powerboost versus Micro-Lipo charger

I'm a hardware newbie, wanting to power my RPi Zero via a Lipo battery, and also have the battery charge without removing it. There are many posts about this, but my question is more about two power ...
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1answer
350 views

Trim camera cable for pi 2 for Raspberry pi zero

I ordered a camera for my pi zero w and got the wrong one. Can it be trimmed to fit the zero’s smaller connectors
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1answer
27 views

Making a music device from RPi

I am making a musical instrument from a raspberry pi out of cardboard. It would be like a piano with an octave of notes (13 including sharps). How would I get the raspberry pi to detect when a circuit ...
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0answers
97 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 ...
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1answer
95 views

interface bmc280 & tsl2561 together [closed]

I am trying to interface bme280 & tsl2561 together with 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. Also want to ...
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1answer
1k views

Headless pi zero HID keyboard

I am trying to get my pi zero to act as a HID USB keyboard when plugged in to a computer, following this guide. I finished the configuration, and I get to the "Keyboard / Mouse / Joystick (HID)" ...
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1answer
116 views

Is Fingerprint Scanner - TTL (GT-511C3) compatible with Raspberry Pi Zero

I have a question regarding Fingerprint Scanner - TTL (GT-511C3). Here is a link. Please help me. Is this fingerprint scanner compatible with Raspberry Pi Zero? please give me the answer.
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83 views

SSH over USB - possible with RPi 0 but not with RPi 3?

Although I see here and there that SSH over USB is not possible with RPi 3, it seems that SSHing over USB is possible for RPi 0. This seems weird to me. Do you (dis)confirm that SSH over USB is ...
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361 views

How do I attach an ethernet dongle to a Raspberry Pi Zero?

I connect the Ethernet to micro USB dongle to the USB port of the Zero. I then connect a micro USB to USB dongle to the PWR port. However, I still don't see any signs that the device is on the ...
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1answer
1k views

Route Audio Output Through USB Audio Jack

I've an rPi Zero that I want to connect to my speakers to utilise it as an AirPlay receiver via Shairport. I've made the same setup with my Model B+ and it works great. However, even though I made ...
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2answers
7k views

Static IP in /etc/dhcpcd.conf not taking effect

I'm trying to set a static IP for my Pi Zero's USB ethernet port using /etc/dhcpcd.conf. I'm using Raspbian Stretch. Here is my /etc/dhcpcd.conf file: pi@raspberrypi:~ $ cat /etc/dhcpcd.conf # A ...
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1answer
2k views

Raspberry Pi Zero & TP-Link TL-WN725N v1

I'm trying to hook up my Wi-Fi adapter(TP-Link TL-WN725N v1) to my Raspberry Pi Zero. Even though I'm able to find some drivers for the adapter for some of the Raspberry revisions(model 3, 2B), I don'...
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3answers
2k views

Using a RPi Zero to build a WiFi USB Stick with `modprobe g_mass_storage`

I am trying to build a WiFi USB Stick using a Raspberry Pi Zero W. I want to be able to plug in the RPI to a computer or whatever device able to output data to a USB port and then the specific mounted ...
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2answers
398 views

Is it safe to use this battery with the Raspberry Pi Zero?

I have two questions actually: 1) is it safe to use this battery and these wires with the raspberry pi zero? 2) if yes, where do i solder the highlighted (red square) ends to the zero board?
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2answers
3k views

SSH and wpa_supplicant.conf file disappearing

I am trying to set up a Raspberry Pi Zero with Raspbian Stretch headlessly. From my understanding, in order to accomplish this task requires three steps: Flash Raspbian to a microSD (I did so using ...
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1answer
166 views

Modifying input of HID via GPIO of PI (unless there is a better way?)

Basically I want to control the input of a USB HID via one or more other HIDs. I know there are commercial options available to do this however they are closed source and expensive. I'd like to get ...
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3answers
47 views

Raspberry pi weather station dampness [duplicate]

I am setting up a rpi weather station with several rpi 0's (one for each sensor) and a main rpi 2 (for the data collection and storage). Does anyone have any ideas on how I can go about damp proofing ...
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0answers
17 views

What are the other pins grouped witht he RUN pin on a raspberry pi (zero)? [duplicate]

On my raspberry pi zero, there is a group of four pins next to the gpio header, at the end with the camera connector. One of these is the RUN pin. What are the other three?
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2answers
495 views

NOOBS not downloading correctly

I have recently got my first Raspberry Pi. It is a Pi 0 (without wifi). I installed NOOBS (version 2.9.0) onto my PC, then copied it across to my SD Card(formatted using the SD association formatter) ...
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1answer
318 views

Why isn't my forced MAC address change working?

I'm working with Raspberry Pi Zeros on a subnet. I bought external Ethernet adapters for each one to connect them to one another. Unfortunately, these ethernet adapters all came with the exact same ...
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3answers
130 views

What model of PI lacks HDMI but has Ethernet support?

I like specifications of raspberry pi zero, and i want to make similar router-like device. The device is intended for some statistics monitoring, it should collect statistic from multiple hosts and ...
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1answer
172 views

Understanding the GPIO pins

I've not yet got into the GPIO pins. Can someone help me understand how they work? Are some of them special in some way? Do certain pins produce certain polarities or is that software defined? What ...
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4answers
1k 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
841 views

How to make Raspberry Pi an Internet whitelist

I want to set-up an Internet whitelist (a feature NOT AVAILABLE in my modem/router) using a Raspberry Pi Zero W (RPi0W). As answered in this post, I have made changes to /etc/privoxy/config: As in ...
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1answer
475 views

cdc_subset: probe of 1-1.1:1.0 failed with error -22

I have a FreeAgent DockStarTM Network Adapter running on a debian Stretch OS with its rootfs partition on an external USB memory stick. Using this Ethernet Gadget tutorial and this USB Mini 5Pin ...
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0answers
401 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://...
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1answer
2k views

USB Wifi adapter not working/showing up on Raspberry Pi Zero

My usb wifi adapter is not working on my raspberry pi zero. PS: Im new to Linux. The adapter is called "Realtek RLT8192EU 802.11n Network Adapter". The adapter works fine on windows 10 but not on ...
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1answer
613 views

Manually change MAC address on USB to ethernet module Pi Zero

Very unusual request here, I know you aren't normally meant to change your MAC address since it's burned into the interface you are using, but I am networking 2 raspberry Pi zeros together, each with ...
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1answer
270 views

Is the pi right for a key fob?

So im working on this project car and i want to have the coolest key fob ever. Theres videos of people making concept key fobs with touch screens and software running like a smartphone. i want to ...
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1answer
46 views

Read micro sd card on PI zero

I have been searching for hours for a way to connect my pi to a computer and read/write data to the micro sd card. Is there any way to do this, and if so how?
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2answers
385 views

Do I need a resistor to wire my Pi Zero directly to a power source?

I want to connect my Pi Zero directly to a 5V 10amp power adapter (shown below) which in turn connects to a wall outlet. I know that with LEDs you can't just connect it directly to the power source ...
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2answers
1k views

Pi Zero W swap size limit

I think the default size of the swap file for Raspberry Pi Zero W is 100 MB. I would like to increase this in an effort to improve performance, but don't want to make it too large as the Pi Zero W has ...
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1answer
185 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 ...
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1answer
550 views

Missing cpu.cfs_period_us cgroup subsystem in Raspbian Stretch on Raspberry Pi Zero

I'm dabbling about with cgroups on my Raspberry Pi Zero using the latest version of Raspbian Stretch and I was surprised to see only the following cpu cgroup subsystems available: cgroup....
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1answer
323 views

Sharing SPI Adafruit PiTFT and RFID RC522

I have a Pi Zero 1.2 connected to an Adafruit 2.8" PiFTF screen and a RFID-RC522 board. I also have a thermal printer connected to TX/RX, but I don't think this plays a part in my question. The TFT ...
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1answer
275 views

Slim distro for media server with least battery consumption [closed]

I want to create a portable media server using Raspberry Pi Zero W running on LiPo battery. Steps will include installing minidlna, dhcp server, hostapd. I have fair knowledge of these things and can ...
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2answers
720 views

Transfer files from Raspberry Pi Zero W to PC over USB

I would like to transfer files from Raspberry Pi Zero W to PC over USB interface. Is it possible? My idea is to first use Pi Zero standalone to run an application, which generates some files on the ...
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0answers
62 views

RasberryPi Zero W LED does not turn ON

I am new to Rasberry Pi and trying to turn on an LED . I am using PIN BCM 18 as output and using a Python code to run it. Tried both methods using GPIO and gpiozero. But do not see any output. I have ...
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2answers
5k views

Creating a Raspberry Pi Zero cluster for crypto mining [closed]

I'm looking to mine crypto on a Raspberry Pi Zero, now I don't mean coins like Bitcoin or Ethereum, I mean ones that are easier to mine. I have read a Pi Zero can do about 10 H/s which would make ...
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1answer
200 views

RasPi Zero W | Random Screen Flashes

MY PROBLEM: My RasPi Zero W is causing random screen flashes. SOME BACKGROUND: I have three RasPi Zero W's running Jessie Lite, that I use for displaying and syncing SD video on multiple Dell ...
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1answer
5k views

Rpi Zero - Snappy Ubuntu Core

Ubuntu Core is meant to be a very light OS, which is ideal for RPi zero. Today I run a RPi Zero using Raspbian Stretch Lite, but I would be happy to run even lighter OS, as Ubuntu Core. What is the ...
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2answers
697 views

Raspberry Pi USB hub can't connect keyboard and mouse at same time

I bought a cheap USB hub for a Raspberry Pi Zero: USB hub from AliExpress The problem is that I can't plug in the keyboard and mouse at the same time. Just one device is working and at one specific ...
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1answer
366 views

Problem with HAT GSM/GPRS/GNSS/Bluetooth

I have: Connected rasspbery pi zero with HAT GSM/GPRS/GNSS/Bluetooth by gold-pins. List item Switched UART to B-position Raspbian version: 9 (stretch) When I used pwdrkey i have only PWR and STA ...
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2answers
79 views

Turn off automatically every few days

A few week ago, I completed my first project: I have installed a raspberry pi zero W as a doorbell chime and it works relatively well. I’m not an expert on this kind of things, but I have just enough ...

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