usb 下载器的驱动和下载软件 适用于s51 s52及各种avr单片机。-usb to download device drivers and download software for s51 s52 and various avr microcontrollers.

用于avr的通用makefile，只要修改器件名称，添加需要的源文件路径，就能使用了，默认使用avrdude的usbasp进行下载-For avr general makefile, as long as the modified device, add the desired source file path, you can use the default download using avrdude' s usbasp

USBASP下载线固件的源码，以及其所需驱动程序的源码。均为C代码。-sourcecode of USBASP programmer s firmware , along with sourcecode of its driver. C code.