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 ...

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XBee Synchronization

I am using 64 XBee modules (XB24-Z7UIT-004) as sensors and I am trying to synchronize all the modules to execute a command all at the same time. What happens is that it takes about 500ms to send the ...
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6 views

Using Multiple Serial Ports with arduino nano [migrated]

I am using a arduino nano to control a adafruit ultimate gps and a xbee wireless controller. However I recently ran into a problem using both at the same time (before I was using each separately until ...
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30 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 ...
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67 views

Driving P-Channel MOSFET from MCU Pin While Running on Coin Battery

I made a circuit that uses the DMP2305U P-Channel enhancement mode MOSFET. I connected the pin of the PIC microcontroller directly to the gate pin of the MOSFET. The purpose of this MOSFET to enable ...
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22 views

XBee Packet Buffer

I have an Xbee Pro Series 2. One is set as the coordinator and one as an end device. If I manually send a packet containing a one byte payload from the coordinator to the end device, I get an ...
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23 views

XBee Pro 900 RPSMA not detecting

I bought 2 XBee Pro 900 RPSMA from Sparkfun.One of them is detected by XCTU but same other one is not detected by XCTU. so I tried recover faultly one by seeing this video ...
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15 views

How to remove Xbee2 from sleep mode?

When I tried to configure xbee2 as a end device it wasn't detected as device on XCTU. Then I came to know that xbee automatically goes into sleep mode when configured as end device. My problem is how ...
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23 views

Adding U.FL connector to XBee

I recently bought two XBee Series 2 Pros, and I want to increase the range on them. I found an appropriate 2.4GHz antenna with a U.FL connector. I already have one XBee with a U.FL connector and from ...
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26 views

Zigbee solution using 900Mhz?

I want to deploy a bunch of temperature sensors (up to 250) throughout an old building with lots of concrete between floors. I used Xbees before because of the mesh capabilities with various results, ...
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29 views

Can the XBee receive in API mode, AND send strings at the same time?

I am using two Xbee S1, and one Xbee pro all in digimesh mode. My current network topology... X1 ----------------> XPro --------------------------------------------------> X3 My set up goes as ...
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29 views

xbee series 2 zigbee is transmitting but not receiving?

As title defines the question, I have xbees the can transmit data to pc but when I send them any msg I did not get that. Every thing was working fine but the problem occured when I made circuit on PCB ...
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119 views

How to connect Xbee to FPGA using SPI?

I am trying to connect an Xbee to a FPGA using SPI. I found some code online to read in the MISO and convert to an 8bit output register. I have it working in the simulation but I cannot get the ...
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61 views

Powering up arduino with Xbee and a 6V (run on 5V) motor

I am working on a small project where i'll need an arduino to control a motor wirelessly using Xbees. I have a 7.4v lipo battery I am wondering will there be a problem or insuffciency if i only use ...
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26 views

Sensor analog output changes while using Xbee

We are using a adafruit noise sensor for activity detection. We have setup it with Arduino Promini. It works well. But when we attached Xbee Pro S2B with our setup, the analog reading of noise sensor ...
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19 views

Xbee Serial communication with RaspberryPi

I want to know how Xbee serial communication actually works. Normally we uses python libraries to communicate with Xbee in RaspberryPi. But I have to implement the serial communication in Lua ...
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176 views

How to connect FPGA to Xbee? [closed]

How can I connect an Xbee to FPGA to transmit data.
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56 views

Acheiving high data Rate via Xbee communication

We are developing a real time monitoring system for activity detection in Smart Buildings. We are using motion sensors and noise sensors to detect various activities in a Building. We are using Xbee ...
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79 views

How to get Xbee 16 or 64 address

I am building a sensor network. I have one coordinator and many Xbee end devices. Right now I am using Series 1 so for the moment lets work with that. later I think I will move to S2 as they seem ...
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47 views

How to avoid communication packets from Coordinator in Xbee

Being new to the Xbee I am receiving data from my end device. I am trying to isolate the rf_data key but am getting a python error because mixed in with the packets that actually contain rf_data are ...
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101 views

Configuration of XBee network with multiple end devices

How do I configure an xbee network with multiple end devices (each connected to sensor and microcontroller) and one coordinator (connected to the PC)? Do I use AT mode or API mode? What is main ...
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32 views

XBEE problems in networking

I want to make a star network (one coordinator and 2 end devices) using XBEE. The aim of the project is sending data from an end device to the coordinator (and not from the coordinator to the end ...
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1answer
166 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 4.5V to 3.4V (to feed an XBee module). The ...
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1answer
72 views

standalone Xbee end device / router?

can xbee be used as a standalone device, which can take some input and transfer it to co-ordinator without another microcontroller support? I did find one blog where he used xbee directly programmed ...
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2answers
63 views

Changing control values for PIC remotely?

I'm using a PIC to take information from a sensor and transmit it via xbee to control a relay, as well as through a gateway to an online program. Forgive the noobie question here (I've searched and ...
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134 views

Long Range Arduino Water Monitoring

I'm looking for advice on how I should setup a long range irrigation monitoring system using multiple Arduino boards. I would like advice/options available on what hardware I require to achieve my ...
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36 views

Zigbee Get Mesh Network

I want to be able to see the mesh network so I can write code for it on a computer, and if possible the rssi. Dies each node need to manually send rssi data on request from the computer? What is ...
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163 views

XBee (S2) Voltage Divider to Read Input 12v Alarm Output Pins

I have an XBee Series 2 and I was trying to detect an input from a signal which was 12v, so I used a voltage divider with R1=220k and R2=24k, I checked the output voltage with multipmeter and it was ...
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134 views

X-CTU will not detect any of my XBee modules

I have a few XB24-DM modules, and I can't get X-CTU to detect them. I have tried the latest (6.2.xx) and 5.2.8.6. The old XCTU will at least respond when I push the button on the Shield when it asks ...
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74 views

Retrieving data recorded by an IoT sensor

If an IoT object records data (accelerometer, gyroscope, ...) in memory, what would be the smartest way to retrieve these data after, let's say, 2-3 days? Store in JSON format on an SD Card? Store ...
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4answers
333 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 ...
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38 views

Xbee data messed up with 2 sensors communicating to master

I have an Xbee Master and slave set up as below (from Arduino website): This way works great for 1-1 communication. I'm getting my serial data perfectly. However, when I had one more slave, the data ...
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120 views

XBee Power Consumption, RX Current and TX Peak Current

I'm trying to find out the max power consumption for an XBee Series 2 2mW module so as to pick out a suitable power supply for the system. The docs state that it has a TX Peak Current of 40 mA and RX ...
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1answer
239 views

Is it possible to use a XBee module to controll a quadcopter? [closed]

I'm thinking to design my own quadcopter and wondered if it's possible to use a XBee module to control the drone? The reason I'm thinking about an XBee module is because I want to be able to plug it ...
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186 views

Why am I receiving a Modem Status (0x8A) on broadcast messages (XBee)?

I am sending a Remote AT Command Request in broadcast (without ACK - frameID = 0x00), from my Coordinator API, to set the CB command to 1: this simulate 1 commissioning button press in software of the ...
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1answer
72 views

Upload XBee firmware without a PC and XCTU

So, as the title suggests, I would like to know if there is a way of uploading a firmware to a XBee module, throug the serial without a PC. What I mean is, I have a microcontroller, I would have the ...
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1answer
240 views

What happen, inside the XBee S2 module, after a Network ACK Failure (ACK timeout)?

Consider sending a ZigBee Transmit Request frame with a frame ID greater than zero (so, I will receive a ZigBee Transmit Status frame). Suppose I set my timeout response to 200 ms, then, when timeout ...
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238 views

How to avoid regulatory approval regulations, when chosing a RF module?

I've been trying to implement RF capabilities into my projecto, but I don't want to pay thousands of euros to get an ETSI certification in case it gets into production. I know that if I get a complete ...
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1answer
128 views

Avoding repeated queries while working in a WSN set-up of Coordinator-->Repeater-->End Device , when Coordinator and End device are in Range

I am working on a WSN set-up. I posted a question earlier on the same. I had a another question with respect to the same. My question is while working in broadcast mode, if Coordinator and end ...
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1answer
999 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 ...
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300 views

Getting the best range with XBee-Pro 900 XSC S3B

I have a pair of 900 XSC S3B xbee pros and a couple 2dBi duck antennas. I just did a simple outdoor range testing and only got about 2,000 feet. I was outdoors without any buildings in the way, but ...
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201 views

Can't configure ZigBee SZ05-ADV module with X-CTU and can't use XBee API in Arduino

I have few ZigBee modules to work with but these are not the contemporary digi modules. It has its own firmware installed and has their own terminal program to configure it their way. But every where ...
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2answers
340 views

Transistor as switch between similar voltages

I want to use an XBee to relay data coming from a serial device. The XBee will be sleeping most of the time; waking at regular intervals, powering on the serial device, relaying the serial signals, ...
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149 views

Xbee module and bluetooth module

Is it possible to connect Xbee module (Using Xbee shield) as well as Bluetooth module at the same time to any of the Arduino boards like Uno? Most of the sites give information about connecting one ...
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1answer
935 views

Xbee configuration with X-CTU on linux

I'm trying to configure an XBee with the X-CTU tool using Wine. I followed the steps given in this tutorial. I plug the USB in and check the kernel logs to see on which serial devices it has been ...
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1answer
63 views

XBee Adafruit adapter does not respond [closed]

I just bought an XBee series 1 with an adafruit adapter (in fact I have two of each). I followed the official tutorial and double-checked the component's wiring as the following: ...
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4answers
308 views

3.3V Regulator giving 4.8V with 5V Input

The ST L78L33ACZ 3.3V voltage regulator has 5.028V in the Vin pin but the Vout pin is giving 4.765V. The datasheet states that ...
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303 views

How does frequency affect the ability to traverse objects in RF transmissions?

Or perhaps, what are the best bands/modulations to choose from if I need to efficiently transmit data in a path with heavy metal obstacles? I need to build a number of devices to periodically ...
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117 views

Not enough current for voltage divider?

I'm trying to use a HIH4030 humidity sensor, where the output value is provided to a XBee. Considering that output sensor max output voltage is around 4V and the XBee ADC only supports 1,2V, I took ...
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496 views

Connect DHT22 to serial connection

I'm trying to find a way to connect a temperature and humidity sensor DHT22 to an XBee's RX/TX pins without an additional microcontroller(Arduino or anything that needs software) or reprogramming the ...
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154 views

Extending wifi range using Xbee

Is it practical to use Xbee for extending the wifi range of my home router? I thought of the following steps: Providing the router output to an Xbee transmitting unit. Transmit signals to the next ...