Questions tagged [android-things]

Android Things is an operating system for the Internet of Things based on the mobile OS of the same name. It supports common peripherials like GPIO, SPI and I²C with a single headed or headless app. Only the Raspberry Pi 3 can run Android Things.

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13
votes
8answers
7k views

What is the highest voltage from the power supply a Raspberry Pi 3 B can handle without getting damaged?

I am using Android things on Raspberry Pi 3 B with a 7-inch touch screen. Currently, I always see a yellow thunder bolt sign on the screen which means that the Raspberry Pi isn't receiving a high ...
7
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1answer
2k views

Raspberry Pi 3 Smartphone LCD

Recently I was trying to connect RPI3 to a smartphone LCD which supporting MIPI DSI interface. I choose Huawei Y320 LCD (800x480) because of its documents availability and of course the price, This is ...
5
votes
1answer
4k views

Android Things on Pi 2

I wanted to get started a bit with Android Things with my Pi, but I noticed there is only manuals for the Raspberry Pi 3. Does that mean there is no support for the Raspberry Pi 2? Is there a way to ...
5
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1answer
683 views

Tensorflow on Raspberry Pi 3 (Android Things vs Raspbian)

I want to create a tensorflow based detection system in an IOT setup. Will it perform better if I run it on Android Things or Raspbian? I expect to be using Full Yolo or tiny Yolo running on ...
4
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4answers
8k views

Android Things: How many PWM pins on Pi 3 Model B?

I'm interested in using the Android Things on the Pi 3 Model B, but I need to access a minimum of 4 pins and use them for PWM control. On the pin-out diagram on Google's Android Things site, there ...
4
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1answer
4k views

Official Pi Display supported Android things

I got a new project and planned to use a raspberry pi 3, Android Things and a touchscreen. First I bought a 3.5 inch SPI touchscreen, but couldn't get it to work on Android Things so I'm looking for ...
4
votes
1answer
454 views

Raspberry Pi 3 on Android Things OS for 40 inch display (Graphics Issue)

I am working on a project where I need to run videos on a 38"-40" inch LED TV. Mp4 (720p) videos don't run as seamlessly as needed. It is not the worst in the world but I can see that it is missing ...
4
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0answers
619 views

Android Things (0.5.1) fails to initialize GPU on Raspberry Pi 3 Model B?

I have just set-up a Raspberry Pi 3 with Android Things using the latest developer preview (5.1). It boots and I can run some minimum samples, and the output can be seen normally in a HDMI screen. So, ...
3
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1answer
2k views

Rainbow Screen after Android Things installation

I am new to Raspberry and Android Things. I have a Raspberry Pi 3 B+ and I am using latest Android Things (followed as per Android Developer Site). But why is it only showing Rainbow Screen after the ...
3
votes
1answer
1k views

How can I get audio (ultrasonic Nearby API) working with Android Things?

I'm trying out Android Things on my Raspberry Pi 3, and besides a little bit of a learning curve around the adb utility, things are going well. However, it doesn't seem like audio is working at all. ...
3
votes
0answers
140 views

Android things keeps restarting

Trying to install Android Things OS on RPi3 B V1.2, but before I can -- or shortly after -- I get to the set-up screen, the OS reboots. This happens repeatedly. Rasperian works great under CPU and ...
2
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2answers
224 views

Unable to flash Android of things on SD card properly

I have been trying to install Android of things on Raspberry Pi 3 B+ but cannot get it working. I downloaded latest android of things setup utility, ran it on windows 10. I have successfully flashed ...
2
votes
2answers
5k views

Working display setting for Android Things on Raspberry Pi 3 with 3.5 inch Waveshare?

Is anyone can assist me how to set up 3.5 inch Waveshare touch screen display works in Android Things on Raspberry Pi 3? Usually, I only run script from LCD Show for 3.5 inch that available in ...
2
votes
1answer
11k views

Flashing Android Things to Raspberry Pi 3 B+ [duplicate]

I have just got a Raspberry Pi 3 Model B+. I initially installed Raspbian Pi OS on it temporarily to prove that it works and to prove that my touchscreen that I also got for the pi works OK. I have ...
2
votes
3answers
992 views

Android Things Raspberry pi 3 jack 3.5mm not working

I implemented an application run on Raspberry Pi 3 using Android Things. This application will be able to play rtsp video and output to screen via HDMI port. But the audio is not working with jack 3....
2
votes
1answer
2k views

How to setup Android Things Raspberry Pi 3 to connect to wifi?

I have installed a fresh copy of the latest Android Things rom into my pi 3 and now I wish to connect it to my tethered smartphones wifi connection. How do I do that? All examples I have seen has ...
2
votes
1answer
2k views

7" LCD Display not working with Android Things

I'm new to the Raspberry Pi community, but I want to work with the Pi 3 and Android Things. I want to connect a 7" display via HDMI and USB to my Raspberry Pi 3 (running with Android Things 0.5.1) ...
2
votes
1answer
264 views

Android Things Wear in Raspberry Pi Zero

Can I install Android Things Wear OS in Raspberry Pi Zero? if not, what will be the microprocessor I can use?
2
votes
2answers
545 views

Could a RPI 3B+ running Android Things support touch-display and display module with different views?

We are currently working on a project with a Raspberry Pi 3 B that will run Android Things NIH40K, 0.4.1-devpreview, Jun 15, 2017. As it runs AT I would like to connect two separate displays, one ...
2
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0answers
173 views

Driving a HC-SR04 requires a 10 microsecond pulse, Java does 14. Any success stories?

I'm working on Android Things on an rpi3 dev kit, with the IMHO excellent Picon Zero hat. I'm trying to trigger and read the reply from a HC-SR04, which requires a ~10 μS trigger pulse, then ...
1
vote
1answer
475 views

How do I access the Pi's GPIO using Google's Project Brillo/Android Things?

An arstechnica.com article published today outlined Google's latest progress towards their IoT platform, Android Things (formerly Project Brillo). It looks like it supports the Pi 3. Is it possible ...
1
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1answer
669 views

Raspberry Pi not booting up over USB power supply

I am doing some stuff with Raspberry Pi. I have successfully burn my OS on SD card. I am able to boot up the system when I provide power with charging adapter. But when I powered up with my laptop USB ...
1
vote
1answer
536 views

Raspberry Pi Camera(8 MP) shows blur images in Android Things installed on Raspberry Pi

Raspberry Pi Camera(8 MP) shows blur images in Android Things installed on Raspberry Pi. I use the code from Google Sample -- Doorbell application and capture the image but Image is too blur (Camera ...
1
vote
1answer
506 views

LSM9DS1: Inconsistent data form an accelerometer

I'm currently getting inconsistent data from the accelerometer of my Adafruit LSM9DS1. To be more precise I either get a value close to the correct gravity (eg. 9.496515) or some reading like it was ...
1
vote
1answer
2k views

Cannot connect android things to WiFi

I've been trying to connect my raspberry pi3 running android things to my wifi. Using the command: am startservice \ -n com.google.wifisetup/.WifiSetupService \ -a WifiSetupService.Connect \ ...
1
vote
1answer
1k views

How to assign a static IP to RaspberryPi3 running Android Things without using router?

I have RaspberryPi3 running Android Things connected (ethernet) to a switch in order to communicate with other devices in network. There is no DHCP option. I want to know if there is a way to assign ...
1
vote
2answers
7k views

TCP Communication with Android via wifi

I will be creating an Android app to control the brightness of a LED. For this, I will want the Raspberry Pi and Android Phone to communicate with one another via Wifi. I don't need the RPI3 access ...
1
vote
1answer
43 views

How to make/develop android apps and use them with RPi4?

I am using Raspberry Pi 4 for a while with the latest buster release. I searched for a lot of questions and find that android development is not possible with raspberry pi. But I wonder, that both are ...
1
vote
1answer
36 views

Old code running on reboot

I have a headless pi3 running Android things. My app is an irrigation system. It's out in a greenhouse, so I connect to it via wifi. I have the app running by default on boot. I can change code, ...
1
vote
1answer
70 views

RazPi3 Dev preview 0.6.1: Caller does not own I2C1

Getting an Lidar product (using Lidar Lite v3) to interface with a Raspberry Pi 3 running Android things (using the 0.6.1 preview). At the moment; I'm just trying to scan the I2C1 bus for the active ...
1
vote
2answers
920 views

Android Things: Any way to PWM on GPIO 20?

I'm playing with a motor board, a PWR.A52.A, that is mapping the ENA and ENB of its L298P to the BCM13 and BCM20. The problem is that Android Things is mapping the PWM to BCM13 and BCM18. I don't ...
1
vote
1answer
581 views

what are the limitations of Google's official Android port for Pi3?

I wonder what the limitations of Google's official Android port for Raspberry Pi 3 are? Is this for end users who wish to use Android? Google's Android source repository gets a new device tree ...
1
vote
1answer
118 views

Rasp pi 3 reliability - automatic updating a problem?

I have a pi 3 with Android Things that I use to control an irrigation system. It connects to wifi, gets the weather forecast and controls the irrigation valves based on the weather info. It runs ...
1
vote
2answers
492 views

How to make ups hat run safe shutdown on raspberry when disconnected from the power source

It can be long discussion, because there is no single solution around this, so, to cut the story short, I will tell where I stuck on my way. It is AndroidAuto (media centre in car on raspi) project I'...
1
vote
0answers
34 views

Drink dispensing machine using Android Things

I'm building a liquid dispensing/vending machine. Here are the features it'll have: The machine will have a big touchscreen and user can interact with it and select her options. It should also have a ...
1
vote
1answer
1k views

Green LED blinking 7 times with rainbow colour image on screen

I have a Raspberry Pi 3 b. I tried to boot it to android things OS. But when I connect the Pi to power, it is showing nothing except a rainbow colour screen and the green led is blinking 7 times. ...
1
vote
0answers
152 views

Select time zone not working in Android Things default screen

I recently reset my Android Things on my Raspberry Pi 3 because it was unable to find my own WiFi. After the reset I tried to go into settings and change the time zone to GMT+02:00. If I click at ...
1
vote
0answers
260 views

I2cDevice: Cannot read from device (Android Things)

I am trying to write an I2C Communication layer for my PN532 NFC Module. I have the Arduino code working fine, but I am trying to implement it for Android things. In Arduino my output is as follows: ...
1
vote
1answer
448 views

How to overclock Raspberry Pi 3 running Android Things?

I know Raspberry Pi 3 can be overclocked on the Raspbian OS by tweaking the config.txt file. But is there a way to overclock Raspberry Pi 3 running the Android Things?
1
vote
2answers
400 views

Selecting interface on Android things Rpi3

I would like to send data to my server from a Raspberry. The Raspberry is connected by Wi-Fi to a network, and by Ethernet to my server. When I try to ping my server (at 198.168.1.30) I must specify ...
1
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0answers
116 views

Trying to use a VGA monitor with my Raspberry PI

I have Android things 0.5.1 Dev Preview installed in my Raspberry Pi 3. In my office with an HDMI monitor, it works just fine. But when I use an HDMI to VGA converter I do see the Rainbow screen. But ...
0
votes
1answer
34 views

Raspberry pi on TV for gaming [closed]

I am looking forward to buy a rasberry pi but I am confused can it do the following things I want. Can I use it as an Android for making my TV smart. ( I have HDMI in my TV. It's a led tv 3 years old ...
0
votes
2answers
837 views

How to redirect IP network to specific interface

I'm developping an app for Android Things DP4 on Rpi3. I need my Rpi to send packets with destination IP in the network 10.110.2.0 with the interface wlan0 and packets with destination IP in the ...
0
votes
1answer
1k views

Raspberry Pi Power Issue with micro usb

I am using a proper voltage and amperage power supply as well. 5V 3A (it is a long cable so needed more amps). Anything less than 3A does not even turn the pi on at all. Please Help! I currently have ...
0
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0answers
59 views

How can I disable the serial debugging console?

I am using raspberry pi 3b model with android things. I need to attach GPS module NEO6mv2 with the pi. How can I disable the serial debugging console?
0
votes
0answers
23 views

Can't get any form of audio working on RPi with Android Things

I'm using a Raspberry Pi 3 Model B running Android Things hooked up to a projector with a built-in speaker. The app is designed to relay a text-to-speech announcement every few minutes, but it just ...
0
votes
0answers
99 views

“Raspberry Pi 3 B” rebooted infinitely on Android Things

More than 30 Wi-Fi APs are scanned in our office. if... I turn on the WiFi module on "Android Things", "Raspberry Pi 3 B" will be rebooted infinitely. Turning off multiple WiFi APs, sometimes ...
0
votes
0answers
95 views

Fragile code on rasp pi running IOT

I'm using a Pi 3 with Android Things to operate some relays that control valves on an irrigation system. The system uses the internet to get a weather forecast to work how much water to use, and uses ...
0
votes
0answers
37 views

Are There any MFRC522 Compatible Libraries for AndroidThings?

I am building a program that reads and writes to RFID tags. Are there any libraries that let me read and write to RFID tags? I have checked Galarzaa90's RC522 library, but I don't think RFID tags can ...
0
votes
1answer
145 views

WiFi SSID not visible on Andriod Things (Raspberry Pi 3B)

I'm trying to connect my Raspberry Pi's to a WiFi network without success. Ethernet connection works flawlessly, but as I attempt to connect to WiFi using ADB as mentioned here, nothing happens. I ...