Hello Alexey,please try the onboard RS232 D-Sub connector instead of USB connector. If I debug an application via JTAG the I only see the debug output if I connect via RS232 D-SUB connector.
Regards, Uwe -- Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss