基于 CPLD 地出租车计费器系统设计摘要： ............................................................................................................................................................ 1 Abstract: .......................................................................................................................................................... 21.引言 ............................................................................................................................................................. 11.1 课题背景 .......................................................................................................................................... 11.2 国内外研究现状及趋势 ................................................................................................................. 11.3 本文地主要工作.............................................................................................................................. 12.CPLD 、VHDL 介绍 ................................................................................................................................... 12.1 CPLD 现状及发展 .......................................................................................................................... 12.2 CPLD 地结构与特点 ...................................................................................................................... 12.2.1 CPLD 基本结构 .................................................................................................................. 22.2.2 CPLD 地特点 ...................................................................................................................... 22.3 VHDL 设计优点 .............................................................................................................................. 33.出租车计费器地设计................................................................................................................
