Introduction to CC2541
Exploring the versatile AVR microcontrollers or the powerful STM32 counterparts were amazing experiences which resulted in interesting projects, many of them presented on this blog. For a hardware designer, the…
Digital bench power supply
As a follow up to one of my earlier projects, the Variable regulated power supply, initially designed to deliver 0..30Volts at up to 10Amps, I have decided it was time…
Building a robot – Make the robot follow you
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.
DIY/Homemade Radiation Geiger Dosimeter
A digital dosimeter design that can be used with multiple geiger tubes, constructed around the atmega8 microcontroller and a 2x16 LCD. Equipped with a radio Bluetooth module for remote operation.
Projection keyboard
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.
Anoto Bluetooth Digital Pen on Android OS
A digital pen solution for Android OS.
Android BluetoothClass Major Service Classes, Minor and Major Device Classes
Learn how to get over some limitations in Android Bluetooth SDK to read the Bluetooth COD (Major, minor classes) for a given Bluetooth device.
Android Bluetooth controlled robot – Part 1
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.
WinCE Broadcom stack FindAttribute SDP_DISC_ATTTR_VAL 256Bytes limit
See the real limit for receiving a SDP bluetooth device attribute in the SDP_DISC_ATTTR_VAL structure for the Broadcom Bluetooth Stack.
WinCE Bluetooth Broadcom stack ‘Not a valid Pocket PC application’ Error
Some details on the 'Not a valid Pocket PC application' error resulting from calling the IsStackServerUp API in Windows Mobile Bluetooth Broadcom stack applications.
More on Android’s Bluetooth
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.
HCI Commands list
List of HCI commands.
Atmega8 with Bluetooth radio module
Add Bluetooth functionality to your microcontroller project (atmega8).
Zeemote’s JS1, an innovative wireless controller
Zeemote has released mobile controller for games, this article shows how you can use it for remote desktop control!
ITON Bluetooth Keyboard and Mouse
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.
Bluetooth BlueJacking
A short article on BlueJacking, which is sending unsolicited messages remotely to Bluetooth enabled devices.
Controlling the Radio Devices
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…
Hacking a Mesada GPS Unit
An article about adding extra bluetooth functionality on a gps unit running wince 5.0