USBasp is a USB in-circuit programmer for Atmel AVR controllers. It simply consists of an ATMega88 or an ATMega8 and a couple of passive components. The programmer uses a firmware-only USB driver, no special USB controller is needed. Specification: *Brand new ,mini size .with cover *Plug-and-Play,no need to install any driver *Support WINXP,VISTA,WIN7(64) *Support usb 1.0 or 2.0 interface *5V version *USB port supply 500mA recoverable fuse , short-circuit overcurrent protection , the target board can be with the USB -powered *Support S51 and the AVR chip programmer. *Fast and stable. *Standard IDC 10PIN interface. *Support sofware: AVR_FIGHTER . Progisp1.72