PocketMagic

Building an autonomous robot using a rover platform and advanced electronics is not an easy job. Kevin asked me to build a robot that would follow its user. A companion, very much like a robo-dog. See the project log here.

by Radu Motisan | February 7th, 2013 | Tags: A4WD1, Android, atmega128, bluetooth, control, H-bridge, lynxmotion, microcontrollers, robot, Sabertooth, uart | Category: Electronics, Hardware, Robotics | Comments (5)

A digital dosimeter design that can be used with multiple geiger tubes, constructed around the atmega8 microcontroller and a 2×16 LCD. Equipped with a radio Bluetooth module for remote operation.

by Radu Motisan | December 1st, 2012 | Tags: atmega8, bluetooth, digital, diy, dosimeter, dosimetry, geiger counter, geiger muller, homemade, microcontrollers, SBM-19, SBM-20, STS-1 | Category: Electronics, Hardware, Nuclear | Comments (11)

The laser keyboards use laser and infra-red technology to create the virtual keyboard and to project the hologram of a keyboard on a flat surface.

by Radu Motisan | May 26th, 2012 | Tags: bluetooth, celluon, keyboard, laser, projection, virtual | Category: Electronics, Hardware, Reviews | Comments (1)

A digital pen solution for Android OS.

by Radu Motisan | May 26th, 2012 | Tags: Android, anoto, bluetooth, digital pen, hid, symphony | Category: Android, Research, Reviews, Software | Comments (12)

Learn how to get over some limitations in Android Bluetooth SDK to read the Bluetooth COD (Major, minor classes) for a given Bluetooth device.

by Radu Motisan | October 26th, 2011 | Tags: Android, bluetooth, class, cod, getBluetoothClass, major, minor | Category: Android, Software | Leave a comment

Learn to connect a bluetooth module to an ATMega micro controller via the UART serial interface and even further, discover it using a bluetooth enabled Android phone. The 9600bps serial link established, can than be used to exchange data: read sensors or control the robot.

by Radu Motisan | November 1st, 2010 | Tags: Android, bluetooth, control, microcontrollers, robot, uart | Category: Android, Electronics, Hardware, Research, Robotics, Software | Comments (167)

See the real limit for receiving a SDP bluetooth device attribute in the SDP_DISC_ATTTR_VAL structure for the Broadcom Bluetooth Stack.

by Radu Motisan | August 13th, 2010 | Tags: 256, bluetooth, broadcom, SDP_DISC_ATTTR_VAL, Windows Mobile | Category: Research, Software, Windows Mobile | Leave a comment

Some details on the ‘Not a valid Pocket PC application’ error resulting from calling the IsStackServerUp API in Windows Mobile Bluetooth Broadcom stack applications.

by Radu Motisan | July 22nd, 2010 | Tags: bluetooth, broadcom, critical error, IsStackServerUp, Windows Mobile | Category: Software, Windows Mobile | Leave a comment

See how to get more Bluetooth functionality on your Android device then the interface offers you. Discover nearby bluetooth devices, and see what interaction options you’ve got.

by Radu Motisan | June 15th, 2009 | Tags: Android, bluetooth, development | Category: Android, Software | Comments (8)

List of HCI commands.

by Radu Motisan | June 15th, 2009 | Tags: bluetooth, development | Category: Software | Comments (14)

Add Bluetooth functionality to your microcontroller project (atmega8).

by Radu Motisan | May 27th, 2009 | Tags: atmega8, bluetooth, microcontrollers | Category: Electronics, Hardware | Comments (31)

Zeemote has released mobile controller for games, this article shows how you can use it for remote desktop control!

by Radu Motisan | February 13th, 2009 | Tags: bluetooth, joystick, JS1, zeemote | Category: Reviews | Comments (1)

A review on two bluetooth HID (Human input device) devices, manufactured by ITON.
The PA-BK02 bluetooth keyboard and the PA-BTM02 bluetooth mouse are some nice wireless alternatives to your current input hardware.

by Radu Motisan | November 7th, 2008 | Tags: blueinput, bluetooth, iton, keyboard, mouse | Category: Reviews | Comments (3)

A short article on BlueJacking, which is sending unsolicited messages remotely to Bluetooth enabled devices.

by Radu Motisan | September 16th, 2008 | Tags: bluejacking, bluetooth, exploit | Category: Security | Comments (19)

Introduction The number of mobile devices manufacturers is quite big at the moment, so for the developers there are many platforms out on the market and their software must function properly on each of them. Most of the programming aspects are covered by the available APIs. General things like drawing a fancy interface or having [...]

by Radu Motisan | September 2nd, 2008 | Tags: bluetooth, phone, radio, toggle off, toggle on, wireless lan | Category: Windows Mobile | Comments (1)