Ubuntu doesn’t detect WiFi Access Point


Recently I came across very different problem when I moved to a place where there was few … Read more

Understanding wireless beacon packet ( captured using pcap API’s )

As per Wikipedia, Beacon frame is one of the management frames in IEEE 802.11 based WLANs. It contains all the … Read more

Check Bluetooth services of a remote device

With following mechanism, we can check the Bluetooth profiles and services of a remote device, 1) Switch … Read more

Use hcitool to get Bluetooth device information

Below commands are shown for communication between Linux Laptop and Samsung Mobile to get Mobile bluetooth device … Read more

Understanding Bluetooth Basics – Pairing and Handshaking process


What is Bluetooth? Bluetooth is a standardized protocol for sending and receiving data via a 2.4GHz wireless … Read more

Enabling adb support with Linux kernel for new platform

If you are developing/porting a new Linux kernel for some android platform, the first thing we need … Read more

How to Test USB Mass Storage Device Read/Write Speed ?

Following description show how to test linux usb mass-storage drivers/devices Simple mass-storage bench-marking – Mount usb mass-storage … Read more

USB Physical layer and components description


USB Physical layer and components description USB 1.0 – Low speed –  1.5Mbps USB 1.1 – Full … Read more