urjtag是一个JTAG调试工具的源代码，支持arm内核。下载后把名字urjtag-0.10.tar.bz2.rar改为urjtag-0.10.tar.bz2,urjtag is a JTAG debug tools for source code, to support the arm core. Download urjtag-0.10.tar.bz2.rar and then changed the name to urjtag-0.10.tar.bz2