This a PCI to USB bridge schematic that i was draw by hand from a PCI to USB card, the schematic use VT6212L to make bridge, the idear is that we can use microcontroler interface to PC through PCI slot by USB, ha ha it is too easy.-This is a PCI to U

FT232 USB interface schemtic + Driver + PCB

通用串行总线 USB 是 PC 体系中的一套全新的工业标准 它支持单个主机与多个外设同时进行数据交换.论文首先会介绍 USB 的体系结构和特点 包括总线特征 协议定义传输方式和电源管理等等 这部分内容会使 USB 开发者和用户对USB有一个整体的认识.-Universal Serial Bus USB is the PC system set new industry standards it supports a single host and multiple peripherals to