基于MAC下的USB虚拟示波器实现方案，包含原理图、PCB图、arm端源码和软件实现的全部源码。用PIC来实现此方案是有可行性的-Based on the virtual oscilloscope MAC USB schemes, including the principle diagram, PCB figure, arm end and the software realization source code all the source code. To realize this pro

Eagle PCB for USB to LPT

这个是我画的USB转RS232串口的原理图PCB -This is my painting USB to RS232 serial PCB schematic