基于低成本、低功耗的STM32F103系列微处理器与高速USB2．O控制CY7C68013，设计一款微型USB—CAN适配器，解决了没有cAN接口的个人脑、特别是笔记本电脑在工控现场与CAN接口设备无法直接调试，而转换卡成本高、体积大等问题；针对点，给出了转换模块的完整设计方案；实验测试表明，该系统能以最高1Mbps的速率长时间稳定运行；文中阐述了usB—CAN转换模块的整设计方案，给出从Pc端软件到嵌入式软硬实现。(Based on the low cost, low power consumption microprocessor STM32F103 series and high-speed USB2.O control CY7C68013, design a mini USB - CAN adapter, solved without CAN interface individual brain, especially the laptop in the industrial control field and CAN not directly debugging interface equipment, such problems as high cost, big volume and switching card;In view of the point, gives a complete design scheme of conversion module;Experimental tests show that the system can run stably for a long time at a rate of about 1 MBPS highest;UsB - CAN convert module are discussed in the paper the whole design scheme and is given from the Pc software to embedded soft hard to achieve.)