Virtual processor through USB

摘要

The invention relates to a virtual processor through USB (VPTU), which is installed in a peripheral with USB interface specifications and comprises an I/O instruction decoding unit for decoding or compiling received and compiled instructions of USB packets for parsing the instructions and converting the same into instructions identifiable by an application chipset of the peripheral or a CPU of a computer in order to eliminate microprocessors and memory devices of a conventional peripheral complied with the USB interface specifications and perform operations involved in the transmission or receiving of the USB packets and storing USB interface programs and intermediate data created in the operations.