libusb 库包含一组用来在没有内核驱动程序的情况下管理 USB 设备的接口。-Libusb is a high-level language API which conceals low-level kernel interactions with the USB modules. It provides a set of function which are adequate to develop a device driver for a USB device from the User

Libxml是一个有免费许可的用于处理XML、可以轻松跨越多个平台的C语言库。-Libxml is a free license for dealing with XML, you can easily across multiple platforms, C language library.

GTK Arm embedded system all pack file and install guide 1、tslib：http://download.csdn.net/source/2217426 download tslib-1.4.tar.gz 2、tiff : ftp://ftp.gtk.org/pub/gtk/v2.10/dependencies/tiff-3.7.4.tar.gz 3、jpegsrc.v6b :ftp://ftp.gtk.org/pub/gtk/v2.