Through the JTAG mouth MCU software and hardware of the simulation, also by the mouth of single-chip processor JTAG download a program or modify a molten silk. The support of the single chip microcomputer simulation models: ATMega16, ATmega16L, ATMega162, ATmega162V, ATmega165, ATmega165V, ATMega169, ATmega169V, ATMega32, ATMega323, ATmega323L, ATmega32L, ATMega64, ATmega64L, ATMega128, ATmega128L, AT90CAN128ATMega16, ATmega16L, ATMega162, ATmega162V, ATmega165, ATmega165V, ATMega169, ATmega169V, ATMega32, ATMega323, ATmega323L, ATmega32L, ATMega64, ATmega64L, ATMega128, ATmega128L, AT90CAN128. Support JTAG simulation method, JTAG program mode, the standard JTAG interface (with ATMEL original). Our production of original version simplified products, with two 74 HC125 as a buffer drive, effectively protect the chip program not be developed, the save unnecessary trouble; Cluster cost-effective products. FEATURES Compatible with AVR JTAG USB emulator device.AVR Studio firmware upgradeable, the Update-JTAG manual will allow the device update to most current firmware and support the device list on latest AVR studio development softwareUSB data transfer speed up the update rate and debug performance.Compatible with AVRISP programmer. Same device support and updateable by AVR Studio3 LEDs for debugger Status.