51，AVR USB下载线驱动软件。支持芯片：51系列单片机： AT89S51,AT89S52AT89LS51,AT89LS52,AT89LS53 AVR系列单片机： AT90S1200,AT90S2313,AT90S2323,AT90LS2323,AT90S2343,AT90LS2343,AT90S4433,AT90LS4433,AT90S8515,AT90S8535,AT90LS8535,ATmega48,ATmega48V,ATmega88,ATmega88V,ATmega168,ATmega168V,ATmega8,ATmega8L,ATmega16,ATmega16L,ATmega32,ATmega32L,ATmega64,ATmega64L, ATmega161,ATmega161L,ATmega163,ATmega163L,ATmega323,ATmega323L,ATmega8515,ATmega8515L,ATmega8535,ATmega8535L,ATmega103,ATmega103L,ATmega128,ATmega128L,ATmega162,ATmega162L,ATmega169,ATmega169L, ATtiny12,ATtiny12L,ATtiny13,ATtiny13LATtiny15,ATtiny15L,ATtiny22,ATtiny22L,ATtiny26,ATtiny26L

USB 设备编程和PC上位机编程的必备宝典，我整理过的，看过之后发现USB编程如此简单，不好骂我！

先根据电路图连接电路，下载下位机程序，连接电脑，打开上位机就有数据显示，上位机和下位机的程序都很清楚的描述。