AT91SAM7SE512cpu上通过usart口开发usb的例子，开发工具是IAR4_31A-USART I AT91SAM7SE512cpu adopted development usb example, development tools is IAR4_31A
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AT91SAM7SE-USART_USB Compil HTML ReadMe.html src include AT91SAM7SE512.h AT91SAM7SE512.html AT91SAM7SE512.inc AT91SAM7SE512.rdf AT91SAM7SE512_inc.h HTML lib_AT91SAM7SE512.h
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