该文件为《MSP430系列16位超低功耗单片机实践与系统设计》一书中实验板电路原理图。该文件使用Adobe Acrobat或Adobe Photoshop打开。该开发板电路原理图非常完整，可供硬件开发设计者参考。-The document " MSP430 ultra-low power 16-bit microcontroller family practice and system design,"　a book test board schematic. The file using Adobe Acrobat or Adobe Photoshop to open. The development board circuit diagram is complete and hardware development for the designers.