<B>Geeetech J-Link/JLink V8 USB ARM JTAG Emulator Debugger-J-Link V8 Emulator Review</b><P>http://tinyurl.com/psf6gjy <P><P> Geeetech J-Link/JLink V8 USB ARM JTAG Emulator Debugger-J-Link V8 Emulator <P>USB2.0 Port,plug-and-play<P>Support ARM7/9/11 (including thumb mode), Cortex-A5/A8/A9, Cortex-M0/M1/M3/M4, Cortex-R4<P>Support Serial Wire Debug (SWD) and Serial Wire Viewer (SWV).<P>Up to720kb/s Download speed (800 kb/s in DCC mode).<P>Maximum speed of JTAG is 12 MHZ.<P>