Questions tagged [wifi]

Questions about robots communicating over Wi-Fi (802.11).

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1answer
55 views

How do I download libraries onto the Ubiquity Robotics Raspberry Pi image

I downloaded an sd card image by Ubiquity Robotics which is an Ubuntu OS with ROS preinstalled onto my Raspberry Pi. This image creates a pifi access point for the Raspberry Pi and allows me to ssh ...
0
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1answer
27 views

How to access raspberry pi over wifi

I have to use raspberry with Arduino on a mobile robot. And access raspberry pi on pc through WiFi. Is it possible? Please explain how to do it.
0
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1answer
31 views

How can robots communicate, locate and identify each other?

I'm planning to build some simple robotic boats. They will be travelling some distance alone but should also be able to group and physically connect together to form one boat. When they are near each ...
0
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1answer
61 views

Do Polycarbonates (lexan) block wifi

I am trying to figure out if WiFi from TP-Link N450 Wireless WiFi Router could reliably get through lexan. I need the wifi to be able to have a constant, reliable signal.
-1
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1answer
72 views

Could anyone complete my challenge? [closed]

Earlier while writing by hand, I was wondering if anyone could build a pen holder, that could write for me? Maybe you could make some good business from them. Thanks for your time.
3
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1answer
162 views

Wifi module for Zumo robot

I'm a CS student trying to implement a clustering algorithm that would work for a set of robots in an indoor controlled environment. I'm still starting on Robotics and don't have much experiencing in ...
1
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2answers
148 views

What wireless technology to use to control robots in classroom?

I want to build a cheap robot programmable in Scratch graphical language, that could be employed during lessons in school. Scratch code is interpreted on a PC, so on the robot there should be only the ...
0
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1answer
278 views

Is our laptop wifi single channel or multiple channel? This is for controlling a bot

We are building a hobby drone(Quad-coptor) with a camera for footage. So to control the quad, i have been suggested(Web,Here) to use minimum of four channels.For power and for turning etc., So which ...
2
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1answer
130 views

Choosing a WiFi antenna for outdoor robot

A time has come for my robot to get some more permanent computer than my laptop balanced on top of it. I have selected a mini itx board that can be powered directly from battery and some components ...
2
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1answer
348 views

How can I improve the range of an XBee S6B?

Has anyone used the XBee WiFI modules? Done a range check on them? With my laptop i get a range of around 400m on industrial level Accesspoints on a football field, well how good are these devices ? ...
2
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2answers
228 views

How to use scan command in Arduino WifiBee

We want to find available WiFi networks near. So in tutorial there is command scan, which is send from CoolTerm program from PC. Now we want to write program to Arduino which will do same operation, ...
1
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0answers
454 views

Connecting Wifi bee with Xbee USB adapter

I started to follow "Get started with the Wifi Bee" tutorial in Wifi bee v1.0 wiki page. I am using Xbee USB adapter v2.0,Wifi Bee-RN-XV,mini USB cable as listed in Tools needed. When i conneted the ...
3
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3answers
1k views

2D path following robot, converting XY axis path to input on wheels

at the moment I am creating an android program, that will steer my simple, 3 wheel (2 motors, 1 for balance) robot to move online following the path drawn by user on his screen. The robot is operated ...
1
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1answer
1k views

How to choose WiFi signal strength detecting sensors

We want to create robot that will localize itself by the signals of wifi routers. Which sensors should we buy to detect strength of 3 WiFi signal? Which of following is necessary for us? http://www....
5
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2answers
1k views

Wifi to pass through aluminium

I am about to make an rc car which uses a wifi connection. The body for the car would be made from aluminium and the wifi receiver will be placed inside this aluminium casing. How do I make sure ...
0
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1answer
4k views

Build an WiFi IP camera with webcam [closed]

I have a USB webcam and a WiFi module which it can convert Serial data to WiFi and vice versa. The question is can I simply convert the data coming from the webcam to serial with a USB to Serial IC (...
1
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0answers
350 views

How to make a motion sensor circuit, that can communicate with my LAN? [closed]

I'm a newbie to Electronics/ Robotics, but I love to do it as a hobby. So I want to build a circuit (a really small in size would be much better) with a motion sensor that can communicate data (...
4
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1answer
602 views

Wifly Shield Not Connecting

I recently asked a question about the juniper WiFi shield, and am now working with wifly from spark fun. I've been using an updated version of their experimental library, and have been attempting to ...
0
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1answer
165 views

Where can I find a tutorial or sample code for the Juniper WiFi Arduino Shield?

I recently got an arduino wifi shield known as "juniper" (I believe it was by cutedigi). I've tried to find code examples, but when I saw code, it was un-commented and very little explained, I could ...
28
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12answers
13k views

Can ROS run on a Raspberry Pi?

Can ROS run on a Raspberry Pi? ROS is resigned to run on a network of machines, with different machines, even different cores on the same machine doing different jobs. Can one of those machines be a ...