Tuesday, December 10, 2013

Use USB camera as barcode reader - image resolution is 1280 x 720

    This is a test, I use my USB camera (1280x720 pixels) to analyze barcode informaiton. It works!

    This test program implements DirectShow filters, capture USB camera image by UVC(USB video class) interface.





Thursday, December 5, 2013

Porting Android 4.0.1 on BeagleBoard Rev C3

    I try to port android 4.0.1 on BeagleBoard Rev C3, it works!
The video of system booting is on youtube:



    I download the android source code from site: https://bitbucket.org/sola/android_manifest, here, Android 4.0 on BeagleBoard and Beagleboard-xM, is a good tutorial of building linux kernel, android, and root file system.

    The BeagleBoard Rev C3 (CPU is OMAP3530 includes ARM Cortex A8).
    The locked screen.
    The apps list.
    OS kernel version.

Monday, October 21, 2013

Sensory System by Zigbee and Embedded Linux

    This is a prototype of sensory system that it integrates sensor devices, embedded linux device, and zigbee wireless communication.




    The application is portable, it can run on Windows, Linux, and embedded linux.


    The sensor devices are light sensor and power meter. The development kits are TI ZNP mini kit and CC2530 module.


    The embedded linux is running on RaspBerry Pi board, almost all the application functions could be run except the performance is poor.


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