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Questions tagged [cars]

For questions pertaining to projects integrating a Raspberry Pi to a mobile vehicle.

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32 views

Read VW Cluster Adapter Over GPIO

So, i'm trying to develop a new cluster using my Pi. I've built the entire thing using a WiFi OBD-II Adapter & Python. Then I hit a stumpling block, OBD cannot read things like Indicators/Cruise ...
-1
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1answer
46 views

Raspberry Pi and car led ground effects

I am about to add led strips to my car. I will have at least 4 zones to start out and might add more. 1. Under carriage 2. Front end 3. External 4. Internal Doing it now, I will have 4 controllers ...
2
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0answers
32 views

Raspberry as audio bridge

I have a car with a 3.5mm jack for aux-in. It has also BT for my phone. In my phone, I have deezer (more or less like Spotify) that I use to send music to the car audio system. It works fine, but ...
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1answer
71 views

Dependencies problem installing mmrcn

Hello i am trying to use ML techniques to identify cars in an image using opencv. I have been following this tutorial : https://medium.com/@ageitgey/snagging-parking-spaces-with-mask-r-cnn-and-python-...
2
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2answers
2k views

Car Powered Raspberry Pi: Safe Shutdown and Power On

Apologies if this is a duplicate, but I can't seem to find a suitable solution. I need to power a Raspberry Pi in a car, and for obvious reasons need to shutdown gracefully, however, I need it to ...
1
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2answers
427 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
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0answers
120 views

Real Time Image Recognition at Low Resolution

Working on an embedded systems project. I’ve purchased a FLIR style thermal camera off an older cadillac. It outputs grayscale video at 320x240 (NTSC). Ultimately, I’d like to add night vision with ...
3
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1answer
211 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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3answers
448 views

Raspberry Pi case ventilation necessary?

I have a Pi 3 B+ that I am using as a portable media server, and it can get quite warm. I need a case for it, and I have been looking at a few, however very few of them have any sort of ventilation. ...
1
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2answers
64 views

Determine with a circuit whether the Raspberry is off

I am building a RC car with a Raspberry Pi 3, and I would like to power the Raspberry with a battery. However, when the Raspberry is off, I would like to switch from the battery powering the Raspberry,...
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1answer
53 views

one RPI's capability to multi-task with complex Image Processing

I, as part of a project, have decided to implement a small scale version of automated collision avoidance system. I chose to go with Image based object detection. After initial research, I figured out ...
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2answers
2k views

measuring resistance (without ADC?) [closed]

Is it possible to read the signals from "simple resistor networks", as on this web site, using only the GPIO on a Raspberry 3? There are six cases with the resistance values 54 Ω, 147 Ω, 301 Ω, 562 Ω, ...
1
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1answer
822 views

PWM object's ChangeDutyCycle method is not working

I have a motor class but I dont' know why this motor cannot change speed class Motor: def __init__(self, pos, line_status=0): def set_motor_gpio(_a, _b, _pwm): self._A = _a ...
0
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2answers
879 views

ODB2 adapter for raspberry [closed]

I am thinking about using RPi in a car, as certainly many of you. However, I am afraid that my demands are too high: gps dongle connection to track the position (I have already found a reliable ...
1
vote
2answers
2k views

Wi-Fi enabled ODBII Script

I have a Wi-Fi enabled OBDII dongle for my car and want to connect it to my Pi to log diagnostics. I can find libraries and information for USB and Bluetooth OBDII adapters, but can't find anything ...
2
votes
1answer
542 views

Control car tachometer and Odometer

I am generating a 50% duty PWM signal from port 11 (pin 23) on a Raspberry Pi 3. import RPi.GPIO as GPIO from time import sleep GPIO.setmode(GPIO.BCM) GPIO.setup(11,GPIO.OUT) p=GPIO.PWM(11,600) ...
4
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2answers
13k views

How to configure Raspberry Pi in my car [closed]

I have a plan to put a Raspberry Pi in my center console of my 2012 Nissan Maxima. I'm new to Raspberry Pi, but have experience with technology of this sort. In the center of my car, I have a: USB ...
0
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2answers
7k views

12V DC buck converter to power Raspberry Pi

I found a DC-DC buck (step-down) converter on amazon that will drop my 12V supply to a 5V 3A max with micro USB already attached. can anyone foresee any issues with using this following product in ...
1
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1answer
948 views

Connect a raspberry Pi to a Apple 30 pin dock (or car)

Anyone know if it would be possible using an apple 30 pin connector - which normally supplies power and receive an audio/data connection for music from a raspberry pi? So Ideally the raspberry pi: ...
2
votes
1answer
461 views

How to stop Car Alternator audio noise / buzz?

I connected a Raspberry Pi 2 in the car to add OSMC media player capabilities. However, there seems to be a buzz / hum of background noise in the audio. The noise is correlated to the engine speed so ...
1
vote
1answer
203 views

Raspberry pi in the car

Hoping someone might be able to help me. I am looking to connect an RPI to a car and use the ignition voltage to signal to the RPI to shutdown. I have the constant voltage part sorted but I just need ...