Tagged Questions
21
votes
7answers
19k views
Embedded Programming for Beginners: Arduino or Raspberry Pi?
I'm a computer science student and I'm eager to expand my knowledge on embedded programming and electrical engineering.
I've read here that using tools like the Arduino microcontroller is a good way ...
5
votes
3answers
163 views
Serial bus Raspberry Pi to multiple AVRs
Background: I'm trying to replace the electronics for a ice hockey scoreboard. The old electronics had the following issues:
It stop working. I have since discovered that a couple of diodes and ...
3
votes
3answers
220 views
Decoupling capacitor across Raspberry Pi GPIO input (+ Arduino + robotics)
I've been messing around with a robot kit from Parallax (the BOE Shield Kit), which has a 5xAA (7.2V?) power source. The BOE Shield includes its own 5V regulator, which is used to control servos that ...
2
votes
1answer
2k views
How to connect together: Raspberry, Arduino, PC PSU, Usb Hub, Usb Hdd - without issues?
A pc psu provides power for:
arduino uno (via de standby 5v power + ground so it always has power)
raspberry pi (via a 5v + ground connection)
usb hub (via a second 5v + ground connection)
...
2
votes
1answer
436 views
What's the best approach to implementing a remote control lock?
I was thinking how I would go about building a remote control lock with an Arduino (or better yet a Raspberry Pi when I get one) and thought I'd check to see if any were available for sale. Schlage ...
1
vote
2answers
1k views
Arduino/Raspberry Pi 2 LED Matrices
Does anyone know if I can use a single Arduino or Raspberry Pi to control two 32x32 LED matrices as sold on the Adafruit website? Here is a tutorial where you can wire the 32x32 matrix.
Ideally, I'd ...
1
vote
1answer
97 views
Is De0-Nano an alternative to Arduino/RaspberryPi?
Arduino and Raspberry Pi are touted as ideal programming boards for beginners and hobbyists. Could De0-Nano fit in that role, too?
What does Arduino or RaspberryPi have that De0-Nano does not?
1
vote
0answers
91 views
Raspberry Pi vs Arduino ADK (with phone tethering)
I was doing some research for my capstone project next year. Basically it is an autonomous rover, designed to scout out outdoor areas and send back video/pictures to a website.
So far, our initial ...
1
vote
4answers
1k views
Python serial between Arduino and Raspberry Pi: Data is modified upon reception
I'm using an Arduino for sensor readings and sending them to a Raspberry Pi via USB, using PySerial for data reception.
It works great, except for the fact received data is awkwardly modified (And ...
0
votes
0answers
418 views
How to Create an RGB LED Display for Raspberry Pi?
I'm relatively new to hardware. I have some basic concepts down and I've only done some basic circuitry, but I really want to jump into the deep end - it's how I learn best. I'm not sure how simple ...
-4
votes
1answer
106 views
Options for connecting device to the internet [closed]
So I am not sure if these types of questions are allowed here but I am just looking for some general advice to get started ond a hardware project I want to work on.
A simplified version of what I ...
-5
votes
0answers
53 views
system architecture [closed]
hello im doing a home automation project that have this architecture:
android client communicating with a raspberry pi that contains a server for authentification, infromation gathering and request ...
