Questions tagged [android]
For questions pertaining to Android, the Linux-based touch-enabled operating system designed for mobile devices.
252
questions
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RPi ssh connection issue through Android smartphone
Recently I installed headless Debian/Linux 11 (bullseye) aarch64 on my Raspberry Pi 3 Model B, and I'm having problems with SSH. The issue is that I use the German mobile operator Freenet and I can't ...
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43
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wired connection between raspberry pi and android app
I am reading Can data with Pcan, and I am transferring my Can data to my Raspberry Pi 4. With this code
import can
import serial
# CAN bus setup
can_bus = can.interface.Bus(bustype="pcan", ...
0
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0
answers
162
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SOLVED Can't install the latest adb version on Rasperry Pi OS 64 bit Bullseye
I need to install the latest adb tool on a Rasperry Pi OS 64 bit Bullseye.
The adb version I get from apt-get install adb is too old (Android Debug Bridge version 1.0.41 Version 28.0.2-debian) as i'm ...
0
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1
answer
236
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Issues when Using a Pi Zero 2W as a Bluetooth Headset
I'd like to use my Raspberry Pi Zero 2W as a Bluetooth headset to connect with my Android phone with an HSP profile. The speaker and microphone are connected via an external USB soundcard.
After ...
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0
answers
96
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app install using adb is failing on Raspi
Tried installing an apk using adb on Raspi. Getting following error
Performing Streamed Install
adb: failed to install latest.apk:
Tried the same apk on laptop and able to install apk
3
votes
1
answer
762
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How to configure touchscreen to work with android OS pi?
I have a Raspberry pi 4 with 2GB and a touchscreen https://www.elecrow.com/7-inch-1024-600-hdmi-lcd-display-with-touch-screen.html
I installed this android 13 image https://konstakang.com/devices/rpi4/...
1
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1
answer
186
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Does the Raspberry Pi 4 running Ubuntu/Server (22.04.1 LTS) support Android Phones (USB / MTP)?
I created an Raspberry Pi SDCard with Ubuntu / Server (22.04.1 LTS) and it did not mount my Android Phone files as expected. I was using a Raspberry Pi 4 w/4GB of memory.
I double checked using the ...
1
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0
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46
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Web server requests very slow from Android devices on local network
I have multiple pi's on my home network, all running web servers for various things, some hard-wired, some over wifi. Now these all work lighting fast from my desktop PC or laptop (both wifi and ...
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0
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499
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Connecting from Android to Raspberry Pi Zero thru USB
How can I connect from an Android phone into my Raspberry Pi Zero through the USB cable?
Very similar to this question here
I can connect to my RpiZero through a usb cable on my macbook with no issues,...
1
vote
2
answers
774
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How do I control a fan attached to GPIO pins on Android?
I installed android tv with konstakang on my Raspberry pi 4 device. While using linux with GPIO pins, I made fan control with python according to temperature.
How can I use GPIO fans on Android?
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2
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697
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How to run a python script on raspberry pi from an android application?
I am currently working on a project where I have to develop a Camera Security system and an android application. The camera system provides live streaming videos and also has the ability to detect ...
1
vote
1
answer
342
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/dev/i2c is not showing Raspberry Pi4 running on Android
I am using AOSP android 11 in the RPi4. I have enabled the i2c in config.txt using the param dtparam=i2c_arm=on.
The i2c is showing in the /sys/bus/i2c/devices/i2c-1 but /dev/i2c is not listing in the ...
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0
answers
102
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How to Connect my android app with Raspberry pi 3
I am making smart door lock system using raspberry pi 3 the door will open through android app I have confusion about how can i make connection of my android app with raspberry pi using WIFI.
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31
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Access Phone Hardware via Raspberry pi
I want to access my Android Phone's Speaker, microphone, and camera via Raspberry pi.
Here are the Functions I want to perform :
1. Play specific audio based on the Raspberry pi command.
2. Capture ...
0
votes
0
answers
523
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Wifi access point "Authentication problem" "password may be incorrect"
I just mixed these 3 tutorials (first that one : https://thepi.io/how-to-use-your-raspberry-pi-as-a-wireless-access-point/ , then these to fix problems : https://learn.pi-supply.com/make/how-to-setup-...
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441
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Connect Raspberry Pi from Android App through USB
I'm building an android app where there's a requirement to show the temperature in the app from the sensor in Raspberry Pi Controller. For this purpose, I'm trying to connect my android device to ...
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147
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Cast raspberry pi screen to Android?
I am looking for a way to use my (very) old tablet as a monitor for my raspberry pi 4 that's running Linux (I am willing to change to Raspbian if needed).
The tablet runs on Android 4.4.2 (I have ...
1
vote
1
answer
399
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Is t possible/feasible to use android's NDK toolchain to cross-compile for Pi?
That's it, really. I have an x86_64 host that already cross-compiles a C application for android's 4 supported architectures, could I use the existing toolchain to build armeabi-v7a for a Pi (running ...
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1
answer
940
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Communication between Raspberry pi and Android studio Application
I've created a mobile application using android studio to control some leds, sensors, and locks. So I'd want to connect my mobile application to my raspberry pi to send and receive data, how could I ...
2
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0
answers
467
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Run LineageOS on raspberri Pi4 without HDMI connected
I installed Lineage OS 18.1 (a based on Android 11 operating system) on my raspberry pi4.
When connected to a monitor via HDMI, it boots normally.
After booting normally, disconnecting the HDMI ...
0
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0
answers
189
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Raspberry pi4 + Lineage OS + bluetooth headset Dont work
hello im having some problem to use a headset bluetooth on a raspberry.
in you tube i can hear the sound perfectly
but in Linphone ( a softphone app or any other softphone ) i can hear and talk ...
1
vote
1
answer
2k
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USB debugging on raspberry pi 4(8 GB RAM model) running with lineage OS 18.1(Android 11)
I am currently working with lineage os 18.1 running on a raspberry pi 4(8GB RAM model) board. I need to look into the logs of the lineage os running on the Rpi board. For that, I need to work with ADB(...
1
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1
answer
2k
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How to control raspberry pi 4 GPIO pins by running android application in the rpi and in mobile?
I am trying to build a project based on IoT. My goal is to trigger relays connected to GPIO pins in rpi4 by using an android application running in rpi4 itself which can be accessed with an official ...
1
vote
1
answer
386
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Dual or Triple Boot Possible?
I'm wondering if it's possible to dual boot Raspbian, LineageOS, and RetroPie on an SD card? I've looked around and it seems like there is an issue with it not going straight into a bootloader like ...
1
vote
2
answers
753
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Can i connect using WiFi Direct to use smartphone as monitor. No internet access!
I would like to know how to connect my RPi 3 model B+ to my Samsung Galaxy s10e (sm-g970u) using WiFi Direct to use my smartphone as the display screen as i have NO internet access at my home and i ...
0
votes
1
answer
1k
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how can i get real time data from the raspberry pi sensor to my android app?
how can I display real-time data from the raspberry pi heat sensor into my android app made with the android studio (not an android app build on a raspberry pi )
every time the sensor measures a ...
1
vote
0
answers
81
views
Connecting a phone to a Pi 3A+ using Bluetooth fails
I want to connect my phone using BLE to a Pi 3A+.
For testing I have set up a Bluetooth server using this code.
I have tried connecting with nRF Connect on both a Motorola Moto e5 (Android 8.0) and a ...
0
votes
0
answers
65
views
Raspberry Pi based always-online harddisk from which I can stream a "remote" android app to my smartphone
I use a popular app called readera to read and manage ebooks on my android smartphone.
I want to have all the ebooks on a 2TB portable harddisk that remains connected to a raspberry Pi at all times. ...
0
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2
answers
1k
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How to connect an Android phone and a raspberry pi through wifi direct programmatically
so I have been working on the task of connecting a pi to an android via wifi direct for a while, and I was able to get it to work, using the information given in this question: Issue connecting ...
0
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1
answer
642
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USB Ethernet / RNDIS is working over my desktop computer but not from my android phone
After following some guides, I was able to get a USB SSH connection working from my Windows 10 computer into my Raspberry Pi 4. It won't work on my phone though, even though my phone is capable of ...
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2
answers
1k
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Playing pokemon go on rpi 4
I looked around on the internet but all I found were rpi pokemon detectors. I tried using LineageOS (following this tutorial), but it said device not supported, probably because of the root required ...
2
votes
2
answers
1k
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Cannot connect to localhost on RPi from my phone through access point
I am running Node.js in a localhost on my Raspberry Pi 4. I would like to access the localhost in the browser of my phone. I have set up a stand alone access point on my Raspberry Pi and connected my ...
1
vote
1
answer
2k
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Wireless communication between a RPI and a Android app - without internet
I got a RPI4 and I would like to communicate to it from my Android Studio made app. Specifically I would like to start a javascript with node.js on the RPI. So the RPI should be sort of an headless ...
0
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2
answers
130
views
Sharing a headless Raspberry's IP to an Android host
I am doing a project where a Raspberry pi zero collects some data from a sensor and displays it through a self hosted web server.
Now,the usual way you access a webpage in a raspberry is to just type ...
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0
answers
99
views
Using Android Phone as Webcam via USB to use Zoom or Google Meet [duplicate]
People have been asking for help to be able to purchase a tablet or a computer that they can use for online classes. Most people here in the Philippines don't have the means to buy any of it. However, ...
1
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2
answers
5k
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How to build an Android app on Raspberry pi?
As you may know, the Android development system is available for the Raspberry Pi from the Debian project here:
https://packages.debian.org/buster/android-sdk
However, they do not include Android ...
1
vote
1
answer
682
views
Issue connecting raspberry pi to android via Wifi p2p
I'm working on connecting a Raspberry Pi Zero W to an android device and having some issues. I think I am very close to getting it to work, but perhaps there is some small error.
So I followed the ...
1
vote
0
answers
71
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How can I make Raspberry Pi's Bluetooth discoverable to iPhone or iOS? [duplicate]
I've got a Raspberry Pi 4B,
when I use an Android phone to connect to the Pi with Bluetooth, it works normally, both pairing and connection.
But when I use an iPhone to do the same thing, the phone ...
0
votes
1
answer
1k
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Trouble Connecting Raspberry Pi 4 to Android Phone Via Bluetooth
I've been trying to connect my Raspberry Pi 4 to an Android phone via Bluetooth by following these tutorials first tutorial, needs translation, second tutorial, and last tutorial. Since I currently ...
2
votes
0
answers
81
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Raspberry Pi Jsch Diconnect Handler
I am using Android Studio "Jsch" package to connect my Android Device to my Raspberry Pi via SSH. The Event "on press" sends a command,which executes a Python file on my Raspberry Pi. This File turns ...
1
vote
1
answer
110
views
Creating an app to connect to Android
What I want to do:
I am working on a project, where I need an Android smartphone to connect with my Raspberry Pi 3b+. after connection, I need to control some GPIOs of the pi with my phone, and input ...
2
votes
2
answers
1k
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SMS Gateway project using ZTE MF920V 4G MiFi modem
For a personal project, I'd like to use an MF920V modem. It's a mobile 4G modem made by ZTE. (Not to be confused with USB dongles).
The idea is to code an api with Python or Nodejs to remote control ...
0
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0
answers
398
views
How can I control a Raspberry Pi over Bluetooth with an Android Smartphone?
I am looking for ways fo control a RPI with Kali Linux over Bluetooth.
I would like to be able to turn on the RPI and connect to it via Bluetooth without using a screen, a keyboard and a mouse.
I ...
1
vote
0
answers
82
views
Can we control a RPI with an Android smartphone wirelessly and without Wi-Fi?
I got a RPI4 and I would like to use it outside, where there is not always an avaiable Wi-Fi connection . I would like to create a sort of an headless machine and control it with a smartphone, without ...
4
votes
2
answers
4k
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Android won't connect to RasPi access point
I have managed to turn my Raspberry Pi into an access point following these instructions:
Access point as WiFi router/repeater with additional WiFi-dongle
However, everything connects to the access ...
1
vote
2
answers
1k
views
Have DHCP set Default Gateway, while keeping a Static IP?
Is there a way to set a static IP, without stopping breaking DHCP default gateway/route setting?
I normally use dhcpcd.conf to set static IP's, but any static IP configuration on the interface will ...
1
vote
0
answers
144
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Connect to wifi using custom iPhone/Android app without SSH [closed]
I'm new to this and would like to ask a question.
Is it possible to connect raspberry pi zero w to wifi like this:
https://youtu.be/9yTg-iWPy28?t=84
or
https://youtu.be/2l3NBCWbjwk?t=15
I want to ...
3
votes
0
answers
3k
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Android Studio on RPi4
So with the release of the 4GB version of Raspberry Pi 4 I started wondering whether installing and running Android Studio on it will be possible. Previous Pi versions were lacking in terms of RAM ...
0
votes
1
answer
114
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What are the technical reasons that there are no official Android builds (targeting users) for Raspberry?
There are a few one-man-project and unofficial builds of Android for Raspberry. But there are no official builds from known projects (example LineageOS).
Are there technical reasons for that?
I was ...
1
vote
0
answers
146
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Android phone as display (through USB Cable)
I understand that VNC has been used to enable viewing on an Android display, which requires a network. I would like to be able to use the display (and ideally other Android resources) through a USB ...