32*64led点阵，使用74hc595串行转并行的芯片，采用led点阵显示数据

S3C2450开发板的全套光盘，包括OrCAD格式原理图、PADS格式封装库、BSP源码包、烧录下载工具和软件，用户手册，编程文档和芯片规格书等等。-S3C2450 development board complete set of CD-ROM format, including OrCAD schematics, PADS format package library, BSP source package, burn downlo

MSP430原理图库和PCB封装库，版本为protel99.并有程序下载说明，个人使用中。-Principle of MSP430 gallery and PCB package library, version as protel99. Download instructions and program, for personal use.

基于stm32f103zet6开发的电路pcb 内附原理和pcb 有需要封装的可以来下载生成库 AD9以上工具能打开(And on the basis of the principle of enclosed stm32f103zet6 developed circuit PCB PCB need packaged libraries can be generated to download above AD9 tools can