周立功公司的所有重要元器件SCH原理图和PROTEL PCB封装大全，包括LPC2138,LPC2368,LPC2478.LPC2210以及各种外围元器件-ZLG' s all important components SCH schematic and PROTEL PCB packaging Daquan, including the LPC2138, LPC2368, LPC2478.LPC2210 and a variety of external components