Questions tagged [wireless]
Using different not wired technologies as a communicational interface on a robot. Most commonly: WiFi, Bluetooth or other RF interface, also there are solutions using IR-light or even ultrasound.
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Pico W does not connect to my phone's hotspot
I am trying to connect my Pico W to the hotspot that I have. The password and the name of the hotspot are in a file called "secret." I found the code online and when I try to run the code ...
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Pi Pico - HC05 AT commands don't work
I am trying to set up a Bluetooth communication between two pi pico devices using HC05s. I am trying to make the two HC05s connect and I read that you need to set up Master/Slave configurations using ...
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Create LAN network between laptop and robot
First of all I don’t really know if this is the right community for the question.
And second, I’m a noob in telecommunications and I want to know what should I do to establish a good wireless ...
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What RF transceivers modules are used on AUVs for communication with ground station?
I am working on a project where we want a RF transceiver on the AUV for communicating with the ground station when its on the water surface.
I am looking for RF modules that can work in proximity to ...
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Converting wired USB connection to a Bluetooth connection
Is there a way to convert usb wired signals to wireless Bluetooth signals?
For example, can a usb keyboard be converted into a wireless Bluetooth keyboard using something that the keyboard can plug ...
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What relay or other gizmo do I need to switch between two circuits?
I have built a fighting bot but improvements could be made. I currently use 1 channel to switch spinners on and off and another for self righting. The spinners cannot turn during self righting as ...
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Communication in SWARM robotics [closed]
Hey so I am trying to research into SWARM robotics, and trying to find helpful information or even articles/papers to read on the process of setting up communication protocols between different robots....
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How do I interface with a drone?
I recently bought a drone(quadcopter). I like how the drone works but now I would like to create an application that will allow me to control the drone remotely from my PC or Phone.
How does a ...
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Raspberry pi 3 location in a set field, no gps
I'm developing a project which involves a raspberry pi 3 remote control rover and I need to know the exact location of the raspberry pi rover in a set field.
Let's say I have four logs, one in each ...
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Why can two Series 1 XBees only talk in X-CTU?
I have two Series 1 XBees that won't be in transparent mode because they are in AT command mode when I'm not in X-CTU. I had asked for help elsewhere and no one had the answer except telling me about ...
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What are the frequencies used for within drones?
What are these frequencies used for within the drone technology, and why these values?
35 MHz
433 MHz
868 MHz
2.4 GHz
5.8 GHz
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Simple wireless connection between two circuits
I'm relatively new to robotics, and I'm building a project for which I need a simple wireless connection between two circuits such that when the first circuit is switched on, the other circuit gets ...
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Arduino triggers a camera to start recording [closed]
I've already made an Arduino device which detects the trigger event, but now I want it to trigger the recording and storage of video when this event occurs. If the camera could be wirelessly ...
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Connecting USB Xbox Controller to National Instruments cRIO
I have a FIRST Robotics spec National Instruments cRIO. I would like to connect a USB wireless Xbox controller to it in order to control it from a distance with minimal extra hardware (which is why I ...
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How can I communicate wirelessly between a RasPi and servo?
I want to use a Raspberry Pi to pan a camera mounted on a servo wirelessly from ~100 feet away. What are some good servos and transceivers for this?
To clarify, there should be no physical connection ...
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Shallow underwater wireless sensor network [closed]
I need to make shallow (max 2m) underwater wireless sensor network. Data payload is about 10kB/s. I know that VLF band (~3-30kHz)could be the best solutions for that, but cause of time-to-market I ...
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using range-only sensors for mapping in SLAM
SLAM noob here but trying to implement an algorithm that fuses odometry data and mapping based on wifi signal strengths for a 2D robot.
1)
After various readings of different resources,
I came across ...
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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 ...
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choose ZigBee modules for full wireless mesh [closed]
What is the most common ZigBee IP Modules to create full wireless mesh mode?
I know that it should be 1) coordinator and 2) router to create full-mesh
But I am interesting about what kind of modules ...
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What type of Antennas to use for XBeePRo 2.4Ghz
I am planning to use 2.4Ghz XBeePro 63mW Devices for a project that requires a coverage area of around 1.5-2km.
When i go to select an antenna there are various options like Circular,Virtical, ...
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Regarding Long distance wireless communication
I have a requirement to transmit some sensor data through wireless to a distance of 2 kilometers. I am a newbie to these technologies and concepts. Can anyone help me by providing some pointers to ...
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Sending a smartphone's GPS wireless
I'm building camera device which is able to take pictures of paragliders in mid air.
To let the camera know where the glider is I thought about using GPS data from the pilot's smartphone.
My ...
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Robot docking for self-recharging
I want to build a simple obstacle avoider robot, but this time I want it to be self-recharging so I am building a dock for this purpose, so I want it to be able to locate the dock and go for it when ...
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Control a 2.4 Ghz AR Drone from the computer [closed]
I had a Doyusha Nano Spider R/C mini-copter, it's controlled by a 4ch joystick 2.4 Ghz.
I look for a low cost method to control it from the computer. The software is not a problem, but how can I ...
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How to control an Arduino Board with wireless PS3 controler?
I'm currently building a hexapod bot, composed with an Arduino Mega board and an USB SSC-32 (from Lynxmotion).
But now I want add a PS3 wireless controller to move my hexapod, I have made some search ...
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Any image transfer protocol for wireless serial transfer?
I want to send image over wireless serial communication. I am planning to capture images using either raspberry pi or stm32 mcu using DCMI and then transfer image using wireless serial communication ...
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GPS Amplifier - Is this reliable?
I'm multimedia developer who is searching for a way to get GPS signal inside buildings/structures. Is amplification a reliable way to fix this GPS signal issue?
Will a "GPS Amplifier" work as ...
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Cons and pros of wireless technologies for rescue robot
robotics enthusiasts!
I'm a member of a team which has to develop a mobile rescue robot to cooperate with firemen (e.g. on earthquake sites).
The problem we have is connection of a commander post ...
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RC Transmitter Quadcopter with Arduino
I have a WL v262 quadcopter and I want to control it using Arduino instead of the joysticks on the transmitter. I opened up the transmitter and saw that each joystick has 2 potentiometers on the PCB ...
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Localising a robot swarm non-optically
This question is further to Localizing a swarm of robots.
In summary: I want to create a swarm of robots which can each measure their own position in a 3x2m room with a 25cm high ceiling, to an ...
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Localizing a swarm of robots
I have a 300cm x 300cm room with a 25cm high ceiling (yes twenty five centimeters). It contains 50 small wheeled robots (about 20cm x 20cm). A central computer will orchestrate the movements of the ...
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