DOs下汇编实现PCI 扫瞄,给有需要的朋友，特别是做单片机或者嵌入式系统编程的朋友一个参考。-compiled under DOs implement PCI scan to a friend in need, in particular, or do MCU embedded systems programming reference to a friend.

嵌入式系统的数字时钟编程-The digital clock embedded systems programming ~~~~~~~~~~~~~~~~~~~~~