Single-Chip USB to UART Data Transfer - Integrated USB transceiver; no external resistors required - Integrated clock; no external crystal required - Integrated 1024-Byte EEPROM for vendor ID, product ID, serial number, power descr iptor, release nu
USBXpress，silicon labs，The USBXpress development kit provides a complete host and device software solution for interfacing CP210x, C8051F32x and C8051F34x devices to the Universal Serial Bus (USB). No USB protocol or host device driver expertise is
C8051单片机USB通信测试程序（内附C8051单片机USB开发技术文档），实现了上位机与下位机之间的简单双向通信。下位机使用C8051F320开发，上位机使用VC6.0开发。计算机需要安装C8051单片机USB开发驱动程序USBXpress Win7 Development Kit(V3.2.2)，此开发驱动在新华龙网站上可以下载。
