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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.

0
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1answer
17 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 ...
0
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0answers
12 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. ...
4
votes
1answer
836 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 ...
-1
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0answers
42 views

raspberry pi zero audio output

I want something like JustBoom DAC Zero pHAT but there are no additional pins for something else. I'm noob in prototyping. What i have to do?
0
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1answer
33 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 ...
0
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1answer
28 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 ...
0
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1answer
15 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 ...
3
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1answer
170 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
0
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1answer
25 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 ...
2
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0answers
11 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 ...
0
votes
1answer
27 views

interface bmc280 & tsl2561 together [closed]

I am trying to interface bmc280 & tsl2561 together with Pi Zero. I have connected bmc280 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 ...
1
vote
1answer
114 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)" ...
4
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1answer
49 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.
0
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1answer
36 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 ...
0
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0answers
42 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 ...
0
votes
1answer
52 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 ...
0
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0answers
26 views

Pi zero W w/ USB GPS through OTG won't work

I have a pi zero W, and I want to connect a G-Mouse USB GPS and UD100 Bluetooth USB device using an OTG ("On The Go") splitter. When connecting only the GPS via a single OTG cable it works fine. ...
0
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2answers
183 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 ...
0
votes
1answer
101 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'...
0
votes
1answer
98 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 ...
0
votes
2answers
90 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?
1
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2answers
195 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 ...
-1
votes
1answer
37 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 ...
0
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3answers
39 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 ...
0
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0answers
62 views

Raspberry pi zero MTP host

Is there any way I can use the usb port (data not power) on the pi zero as an MTP host so if I connect to a PC I can access the SD card files? Preferably I would like to use raspbian.
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0answers
14 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?
0
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0answers
49 views

No display - LibreELEC

I have got a Raspberry Pi 0 and have installed LibreELEC onto its 8gb SD card. When I insert it and power it on, the activity light goes green, but there is no display on the TV I am trying to display ...
0
votes
2answers
118 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) ...
2
votes
1answer
132 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 ...
0
votes
3answers
80 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 ...
-2
votes
1answer
67 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 ...
0
votes
3answers
91 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 (...
0
votes
1answer
123 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 ...
0
votes
1answer
107 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 ...
1
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0answers
148 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://...
0
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1answer
386 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 ...
2
votes
1answer
104 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 ...
3
votes
1answer
107 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 ...
1
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1answer
35 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?
2
votes
2answers
129 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 ...
1
vote
2answers
182 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 ...
1
vote
1answer
86 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 ...
0
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0answers
97 views

Setup 2 USB gadget interfaces with RPi 0

I am having a problem setting up raspberry pi 0 using kernel gadget API as 2 interfaces. I need to have a hid interface and audio interface. I am able to do that using gadget/functions/uac2.usb0 and ...
0
votes
0answers
56 views

Wi-Fi not working on Pi Zero W

I get the following error messages while my Pi Zero W boots up: mmc1: got command interrupt 0x00030000 even though no command operation was in progress ) mmc1: error -22 whilst initializing SDIO card ...
0
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0answers
69 views

Receive HID Feature Report in USB Gadget mode

I have set up a RPi zero as a USB Gagdet and successfully send/receive hid reports from windows pc, but I am not able to receive or send HID Feature reports. The file /dev/hidg0 only reads HID reports,...
1
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1answer
84 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....
0
votes
1answer
87 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 ...
0
votes
0answers
106 views

SSH over USB not working in Pi Zero W

I am trying to login to Pi Zero W over SSH through Putty. I have done the required settings in the cmdline.txt, config.txt files. Also, added a blank file by name "ssh" on the microSD card. Then, the ...
0
votes
1answer
133 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 ...
0
votes
2answers
211 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 ...