深入学习Delphi必备书籍。 内容包括：pascal语言精义，用户界面，组件，操作系统核心编程。-Essential books in-depth study Delphi Including: essence pascal language, interface, component, operating system kernel programming

Radio Controlled Clock using DCF77 signal. Based on National Instruments NI USB-6008. includes .vi source files and schematic as .pdf and short documentation