Questions tagged [xbee]

XBee is the brand name from Digi International for a family of form factor compatible radio modules. The first XBee radios were introduced under the MaxStream brand in 2005 and were based on the 802.15.4-2003 standard designed for point-to-point and point-to-multipoint communications at over-the-air baud rates of 250 kbit/s.

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7
votes
3answers
9k views

Long range (~15 km) low baud-rate wireless communication in a mountain environment (no LOS)

I'm trying to implement a point-to-point communication system in a mountainous environment where the base station and the client are at least 15 km apart, without any line of sight (LOS). The ...
2
votes
1answer
813 views

Basic voltage divider issue in my amateur circuit XBee

Once again I need your help in my project. I have a 4,5v powered circuit. I put a voltage divider with 2 resistors in series to reduce my initial voltage of 4.5 V to 3.4 V (to feed an XBee module). ...
15
votes
5answers
32k views

Simple and safe solution to control a power plug with Arduino or PC [closed]

What solutions are available to control a power plug (or even if possible a light socket), i.e. turning it On and Off? I have looked for xbee/zigbee solutions but there doesn't seem to be a solution ...
0
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3answers
793 views

Suggestions for a Point-to-Point reliable Wireless Communication Module

I've to implement a wireless communication system. Details are as follows. Range is about 600m Point-to-point communication No LoS is available. (but not highly obstructed) Won't need much higher ...
10
votes
6answers
10k views

Good RS232-based Protocols for Embedded to Computer Communication

I'm working on a project that involves a good bit of data communication between a remote Arduino and a computer. The wireless connection is through a pair of XBees, so we have a RS232 link between the ...
8
votes
1answer
5k views

XBee short wire antenna replacement to longer wire?

Is it possible to extend the 1mW wire antenna XBees from the short wire antenna, to a longer wire antenna? Will this harm the output stage of the XBee? The point being that I have an XBee in a metal ...
5
votes
5answers
12k views

XBee needs reset for every action I do in X-CTU

I am setting up my XBee radio using the official X-CTU tool. The XBee is connected to a USB XBee explorer. The first time I did it was a few weeks ago, and I kept getting errors (see below), but ...
2
votes
4answers
1k views

High precision trilateration in a small space and without ultrasound

I need my robot to be able to find its position in a room with ±10cm accuracy. For that I have decided to place two radios right at where the door is and the third radio on the robot. The room is ...
34
votes
1answer
34k views

What is XBee and how is it different from Zigbee?

It's easy to get an introductory explanation of Zigbee. Zigbee on Wikipedia Home networking with Zigbee Zigbee alliance But technical information on XBee seems harder to find. It's unclear to me ...
6
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2answers
8k views

ZigBee Light Link and XBee interoperability

With the release of new products like Philips Hue, which claim to support ZigBee Light Link, I would be interested if there is any way to use existing Xbee modules to communicate with them? Would it ...
6
votes
2answers
6k views

Interfacing LM335 to XBee ADC pin

I'm a software engineer dipping my toe into hardware. I am trying to interface an LM335 temperature sensor to an XBee radio device. The XBee has an ADC built in. The XBee pins are: 1 = VCC = 3.3V 10 =...
4
votes
2answers
2k views

“Wireless” USB cable, via RF / 3G

I'm looking into the feasibility of a project to develop a USB-over-RF device for physical penetration testing engagements. The idea is that our tester could connect a device to a USB port on a ...
3
votes
3answers
3k views

Use XBee IO with out microcontroller

Im going to be using XBees in my project to wirelessly communicate between things, one of the devices is going to have a set of switches and 1 output - the xbee has enough IO to handle it. Is it ...
8
votes
3answers
911 views

Rather complicated sensor network

I was working on a project recently and it was the first one which was involved enough to make the sensor networking complicated. In the end, I think the communication was the bottleneck in terms of ...
3
votes
3answers
647 views

Doubts on Implementing a Simple Protocol for XBee Comms

A system that I'm developing will use XBee modules for a point to point connection between a micro-controller and a PC. Data will only be sent only in one direction -Micro to PC and at 10-20fps. The ...
4
votes
1answer
1k views

How to step down analog sensor signal voltage using voltage divider

I am trying to work out how to use a voltage divider to step down the signals from an analog sensor, powered by a standalone XBee. The XBee provides 3.3V power to the sensor, which has 3.3-5.5V ...
3
votes
2answers
2k views

XBee and PIR sensor

I've ordered XBee wireless transceiver and PIR (motion, here is link) sensor. When I enable DIO0 digital input port on XBee with "ATD0 3" command it becomes high. I measure it with volmeter and get ...
2
votes
1answer
10k views

The appropriate code (Arduino) of Xbee

Can you tell me what is the appropriate code to send two variables (x,y) from an Xbee to another Xbee (series 1). I configured them and I can't write a code (because I don't know how to receive ...
2
votes
1answer
18k views

XBee and ZigBee for long distance signal transmission

Extension to question: Zigbee communication outdoors at long distance ( around 1 - 1.5 km) I was wanting to set up communication between controllers around the school campus, originally I plan to go ...
2
votes
1answer
428 views

Solder wire antenna on XBee Pro u.fl

I'd like to buy one XBee Pro with Wire Antenna, and another with an u.fl connector. The problem is that, on the only website I can buy them, the U.Fl one costs 20 € less than the one with a Wire ...
1
vote
3answers
5k views

How to call AT command on XBee from Arduino

I am trying to set the SM (sleep mode) register on the XBee radio. These registers can be set with so called AT Commands, listed from pg. 28 in the XBee/XBee Pro Product Manual. This can be done ...
1
vote
1answer
8k views

Xbee Factory -Hardware reset without serial communication

I'm using "XBee 802.15.4 Module" After successful connection with X-cut & made a "+++" it responded "Ok" Then is stopped working .... I tried to reconnect to it again & failed .. it no ...
1
vote
1answer
3k views

Coordinator + Repeater Xbee + End device configuration

I am trying to work on a Xbee based solution for transferring data from with in a specified area.I am using Xbee865LP for the same project. Now what i want to implement is Make one device act as ...
1
vote
1answer
418 views

Communicating between 2 Xbee in APi mode using Minicom

I am working on Xbee in API mode and i am writing a small program in C to receive API frames and process them, but to start with this, i simply wanted to check that how does these frames look like and ...
0
votes
1answer
1k views

xbee doesn't respond to command sequence

I have two Xbee S6 wifi modules (XB24-WFSIT-001 rev G), DF robot xbee atapter V2 and sparkfun XBee Explorer USB. I'm able to upload firmware to any of them (version 102D for example) using sparkfun ...