The Arduino is a single-board microcontroller, designed to make the use of electronics on technology projects easier. The Arduino is visually similar to the Raspberry Pi, but it is focussed more on using electronics in programming, than just programming like the Raspberry Pi is (although GPIO may be ...

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1answer
40 views

Raspberry to power on Arduino

Ok this may seems a little bit strange question. For my personal educational purpose only I've built the following: there are 2 sensors (one digital, the other analogic) connected to an Arduino Uno ...
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3answers
69 views

Transferring data from Arduino to RPi, Missing data

I had hooked up the Arduino Uno to the RPi through USB connection. The Arduino contains a light sensor and it will transfer data to the RPi. The baud rate used was 115200. This baud rate was used due ...
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2answers
82 views

Raspberry Pi and Arduino Storing Data

I need some help on my project. I had interfaced the Raspberry Pi and Arduino Uno through USB. I used the Arduino as a slave to obtain data from sensors. The data is then transferred to the Raspberry ...
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0answers
30 views

Run Python Script From Terminal No Output

I'm still new with Raspberry Pi and Python. I'm trying out a project which is to establish a communication between the Raspberry Pi and Arduino Uno through USB. The project is based on ...
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1answer
47 views

How can I communicate Raspberry Pi and Arduino (in both ways) using a 10-15m distance wires?

I am starting a personal project of home automation and I have a raspberry pi and an arduino Uno board. I want communicate raspberry pi and my arduino where my raspberry should be able to write and ...
0
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1answer
61 views

How to send multiple sensor data from arduino to the raspberry pi, and from there to google docs

I want to build a arduino- based weather station, now I want to know how I can send sensor data from the arduino uno to the raspberry pi and from there to a spreadsheet in gdocs. My problem is, that I ...
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0answers
24 views

is there a library for raspberry pi to use with MMA8452 I2C Three Axis Accelerometer Module?

I bought this accelerometer : http://www.fasttech.com/products/0/10000007/1012002-mma8452-i2c-three-axis-accelerometer-module I would like to use it with raspberry pi, I know that it is possible ...
0
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1answer
51 views

Use Arduino library on raspberry

I am not sure whether this is a stupid question or not, but you may be able to help. I bought a sensor board and the manufacturer provides an Arduino-library to use the sensor. Is there a way for me ...
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1answer
49 views

LED board connected to raspberry pi

I've been searching for a little while for an LED light board for a while now that is easily compatible with the raspberry pi that I could use an arduino to my raspberry pi and then use my raspberry ...
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2answers
122 views

How to have wifi connected raspberry pi control an arduino?

I have an arduino uno that needs to respond to an iOS application with the internet being the medium. My initial plan was to use a wifi shield for the arduino, but since I can't get one at this time, ...
0
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1answer
268 views

Connection Pi -> Arduino through nRF24l01, problem with integers

I want to send integers via RF-module nRF24l01 from my Pi (library: https://github.com/jpbarraca/pynrf24) to my Arduino Pro Mini (library: http://maniacbug.github.io/RF24/index.html). I am able to ...
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0answers
94 views

Node.js and johnny-five issue

Not sure if this is the right place to ask this but here goes. So I am working on a project where i control a rc car from my web browser. I am using the raspberry pi (Rev B) as the webserver and ...
2
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1answer
97 views

Built-in http server or framework

I will use a Raspberry PI as a server to run python scripts from an ethernet connected Arduino (to encode short ip camera videos, send notifications through the internet and sync files to dropbox, for ...
0
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0answers
29 views

Problems using usb connection between arduino and raspberry pi [duplicate]

I have an arduino connected over usb with a raspberry. A python program ist sending a value over usb, the arduino receives it and turns the led on. The arduino is sending a analogue value from A0 to ...
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0answers
37 views

SSH Connection Resets when Arduino is connected to Serial Port

I am accessing Pi through SSH. I flashed firmata on my arduino and connected the Arduino's serial port pair to Raspberry Pi's pair properly.The moment I power the arduino through the 3.3V and Gnd GPIO ...
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0answers
116 views

Serial communication (USB) between arduino und raspberry Pi

i try to communicate between an arduino board an a raspberry pi. I can send the analogue values from the arduino to the raspberry using python. Now i have tried to send a value from raspberry to ...
1
vote
1answer
72 views

How to connect mhz transmitter arduino

How am i supposed to connect a transmitter to my raspberry pi "pins"? I have bought a transmitter online But i have to wait about 10-15 days before its delivered, so i want to make sure that thats ...
1
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1answer
121 views

SPI (file based) from Rasp Pi to Arduino

I am trying to use file-based SPI communication from my Raspberry Pi to an Arduino (328p based). The weird thing is that when I write it out one byte at a time and flush the buffer between each write ...
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2answers
227 views

Data loss (and/or corrupted) over serial USB connection to arduino

I'm trying to connect an Arduino to my RaspberryPi using USB serial cable. The goal is to be able to control a robotic arm using Firmata. I'm using node.js Johnny-Five module which allows me to ...
1
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2answers
140 views

What is the cheapest and long distance (20-30 m) way for communicating Raspberry Pi and attiny (or any other microcontroller)?

I need to make Raspberry Pi as my master and communicate with several slave devices (5-6 Attiny2313 in my case) that are kept 20-30 m (65-100 ft) away. Following are the requirements: cheap ...
0
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0answers
148 views

Raspberry Pi connected to iPad with Wifi - Internet Problem

So I have an interesting problem - one that I didn't anticipate when I started my project. Here's the idea: I want to use an iPad in my car to connect to a local network broadcast by the raspberry ...
2
votes
2answers
77 views

Will I be able to use the Pi to detect counterfeit money using UV and IR sensors?

I'd like to build a machine for counting bills and during the counting process, I want to check whether the paper money is counterfeit or not. Is the Raspberry Pi capable of doing this or would I be ...
2
votes
3answers
5k views

Safest way to connect Raspberry Pi to Arduino Uno R3

I am working on a robot using an Arduino Uno R3 and I wanted to have the ability of controlling the Arduino wirelessly, like stopping the Arduino without having to pull the power-plug every time. I ...
2
votes
1answer
572 views

Is it possible to connect multiple Arduino uno boards to Raspberry pi?

Need to connect Multiple Arduino Uno boards to Raspberry Pi for operating Appliances. After little bit of tweaking, I found some blogs for connecting single Arduino Uno board to Raspberry Pi. Is it ...
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2answers
83 views

Will I need to do soldering to be able to work with components using the arduino? [closed]

I'm planning to buy the arduino, and I was wondering if one, will I need a keyboard to power this and for my second question- which relates to the Pi as well- will I need a soldering iron to be able ...
2
votes
1answer
101 views

Can output pin withstand any reverse voltage/current?

In my application I need to drive a stepper motor and depending on the speed of stepper motor the device that generates the drive signal is selectable. Out1 is from rpi for very low speeds and Out2 is ...
0
votes
1answer
601 views

using serial interface /dev/ttyAMA0 crashes Raspberry Pi

I've disabled console on the GPIO serial interface, lowered the speed to 9600 and had some communications observed with minicom and a simple cat /dev/ttyAMA0 talking to an arduino all ok. Now for ...
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1answer
501 views

Raspberry Pi/“Arduino” communication

I'm looking to use a raspberry pi to speak to multiple "arduino" ATMEGA328p ICs (through a logic-level converter). I figure I can do this reasonably well over the GPIO RX/TX and use qualifiers to let ...
0
votes
1answer
528 views

Pin current protection circuit

I want to use one of the Raspberry Pi's GPIO pins as a shutdown signal to an Arduino. The idea is, that when the Raspberry starts up, it holds this pin high and when it completely shuts down, it ...
1
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1answer
511 views

How can I ensure all data sent from an Arduino is received by a Raspberry Pi?

I am using an Arduino Uno to sample a signal. I then want to send those samples in a block to the Raspberry Pi. At the moment I am simply using (on the Arduino side) Within loop Serial.write(value) ...
1
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1answer
667 views

Meaning of cmd param in write_i2c_block_data

I am testing i2c communication between Pi and Arduino. The doc says: write_i2c_block_data(addr,cmd,vals) Block Write transaction. int addr,char cmd,long[] None I have this test: On Pi: ...
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0answers
269 views

Developing program addons for Raspbmc

Can anyone recommend some sites so I can start developing program add-ons for Raspbmc? I assume this will be in Python, as well support for Arduino
2
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3answers
481 views

Which platform is best for project? Raspberry vs Arduino?

[CAVEAT: Very basic question from someone who not yet even at the "newbie" stage. Please forgive is the question is too basic and/or poorly formed. --thank you!] I work for a small start-up firm ...
9
votes
1answer
4k views

Level of Hackability of raspberry pi

I have been working with embedded systems (mostly micro controllers) for about 3 years. I want to know how much of RPi of actually open source?? I know arduino gives us complete details of hardware ...
2
votes
5answers
180 views

What should I take into account when trying to decide between an Arduino Uno or a Raspberry Pi for my application?

I am designing a device that will have an accelerometer and temperature sensors. This device is intended to record patterns in activity of individuals throughout the day. The data collected will be ...
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2answers
393 views

Motor Shield Needed or not?

To use this 4WD Car with Raspberry Pi, does it nee a motor shield?
3
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1answer
980 views

Reading serial data from Arduino

I have am working on a project where I'm trying to get a Raspberry Pi to play some sounds when triggered by button presses on an Arduino. The command is sent to Raspberry Pi through serial. I used ...
2
votes
2answers
531 views

custom firmware on raspberry pi?

Is there a way to use the raspberry pi like a arduino. (i.e.) without a Operating system? Just connect it to the USB of your computer and download code onto it, and next time the raspberry pi boots, ...
2
votes
3answers
474 views

How can I share data between a network of Arduino and Raspberry Pi temperature monitoring stations?

I am planning on doing an internet connected temperature monitor (among other data) at multiple locations. At two of the locations I want to use a Raspberry Pi to display the information. The ...
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2answers
139 views

Is it possible to integrate RPi to a PC's GPIO? [closed]

What I mean to say I want to try something in the lines of sending a SMS to the RPi to activate my PC. i.e. turn on the PC or turn off. I understand there are of different architectures but is ...
1
vote
1answer
246 views

The easyest way to make some rasberry pi communicate

I need to make few Raspberry Pi communicate (but should be nice to have a system that can be easily scaled up). The boards could be at big distance from each other (from few centimeters to 15 meters ...
7
votes
2answers
3k views

What's the Difference between Raspberry Pi and Arduino?

This question stems from a large lack of understanding, but it concerns a project I've wanted to do for a while. This is an Instructables page for an 8x8x8 led cube, and the 70th step addresses the ...
2
votes
2answers
563 views

Trouble connecting my raspberry pi to to Arduino Mega 2650

All - I have followed these instructions: http://www.mitchtech.net/raspberry-pi-arduino-spi/ However when I get to the last step sudo ./spidev_test I never see "HELLO WORLD" in my Serial ...
0
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1answer
286 views

is it possible to connect a raspberry pi to an arduino via USB and have them communicate? [duplicate]

Possible Duplicate: How to attach an Arduino? I have ready through this website: http://mitchtech.net/raspberry-pi-arduino-spi/ which indicates you can get a pi to communicate with an ...
2
votes
2answers
299 views

What are the steps to get a Raspberry Pi issuing commands to an arduino-based 4-wheeled robotic rover?

I am trying to get a raspberry pi to issue commands(move forward, backward, turn left, turn right) to an arduino-based 4-wheeled rover. According to this: How to attach an Arduino? if I use GNU ...
10
votes
2answers
3k views

Can I make a full USB keyboard with Makey Makey + Raspberry Pi

I recently bought the Makey Makey (based on Arduino Leonardo / ATMega32u4), hoping to construct a full USB steampunk-style keyboard from some metal parts. Before it arrived I re-read the details and ...
1
vote
1answer
1k views

Is there an Arduino software package for programming, USB? [duplicate]

Possible Duplicate: How to attach an Arduino? I'm about to get an Arduino, and I would like to hook it up to my Raspberry Pi to program it. I know that Arduino works on Linux, but I also ...
25
votes
5answers
24k views

How to attach an Arduino?

The Arduino website sums it up as Arduino is an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers, hobbyists, ...
10
votes
2answers
642 views

3d print host / arduino IDE setup/ 3d modeling

I have a reprap 3d printer, and I'm wanting to make it into an 'all in one' solution. I'd love to be able to mount my Rasp(arrives monday), a small screen, etc on the frame of the reprap. seeing as i ...
9
votes
4answers
7k views

GPIO-UART-to-Arduino communication

I have been trying with no luck to get the Raspberry Pi talking to an Arduino. I am using a 3.3 V-to-5 V converter to swap voltages. I did put an LED on the UART TX pin, and it looks like it ...