AT89S5X系列单片机编程下载工具，界面简洁，非常好用。是单片机开发人员必备工具之一。-AT89S5X Series MCU Programming Tools download interface is simple and very handy. SCM is essential tools for the development of one of the officers.

AVR编程器软件广州致远电子 EasyPRO_Programmer_Setup-AVR programming software Guangzhou Zhiyuan Electronics EasyPRO_Programmer_Setup

很好做的 ，里面有电路图，电路成本小，可惜我的本本没并口不能用，注意：不要用USB到并口转头。-Well done, which has schematics, circuit cost little, but my books do not parallel port can not be used, pay attention: Do not use USB to parallel rotor.