pcb的设计 包含大量的库文件 值得分享开发环境位Altium designe 09 -pcb design includes a large number of library files worth sharing Altium designe 09-bit development environment

USB to RS422 Converetr with FT2232 and SP490. PCB and Schematic file in Altium 2009-USB to RS422 Converetr with FT2232 and SP490. PCB and Schematic file in Altium 2009