说明：  C8051F320 单片机是 Silabs 公司推出的带 USB Device 接口的增强型 51 单片机，其兼容传统 51 架构，并在此基础上大大增强。基于大多数电子工程师 都熟悉经典的 51 系列及其开发环境， 我们选定这颗 MCU 作为对象进行 USB 开 发，将更多人带入 USB 开发的大门。关于 C8051F320 内部资源详情，请查看 datasheet。 本开发板的重点是针对 USB 应用， C8051F 系列单片机其他外设开 发过程将被简化以节约用户的学习、开发成本
(C8051F320 microcontroller is Silabs company launched an enhanced interface with USB Device 51 SCM, which is compatible with the traditional 51 architecture, and greatly enhanced on this basis. Based on most electronic engineers Are familiar with the classic 51 series and its development environment, we have chosen as an object USB MCU Fengyun open Hair, the more people into the USB development door. About C8051F320 internal resources, please see the datasheet. The focus is on the development board USB application, C8051F MCU open other peripherals Hair process will be simplified to save the user s learning, development costs. )