Emulator is designed to be used with digital signal processors (dsps) and microprocessors which operate with +3.3 or +5 volt levels on the jtag interface; this emulator is powered from usb line; the xds510 usb jtag emulator consists of a 6-foot usb cable, the xds510 usb emulator pod, and a short section of cable (tail) that connects to the target system.