2、，并且可以即时的播放出来。系统实现是用硬件描述语言VerilogHDL按照模块化方式进行设计，然后进行编程、时序仿真、总体整合。本系统的功能比较齐全，有一定的现实使用的价值。本文中介绍了电子琴系统的整体的设计,并基于硬件描述语言VerilogHDL在相关的芯片上编程实现的。关键字：电子琴；音调发生；现场可编程逻辑器件FPGA；硬件描述语言VerilogHDL；..AbstractThis system is designed using EDA technology a simple eight note keyboard, the system clock divi
3、der based on the principle of the computer, using topdown design methodology to implement, it can be controlled through the key input audio. Multi function keyboard is designed to be an ordinary keyboard in the original expansion on the basis of a design. The design of the keyboard in g
4、eneral consists of three modules, namely the keyboard sound modules, memory modules and select the control module. Ultra hardware description language Verilog HDL programming function of each module. Not only can realize the function of playing and playing, it can achieve "repeat" func
5、tion, which can store any piece of music, and realtime play out. System implementation is to use hardware description language Verilog HDL modular way by design, then programming, timing simulation, integration. The system features a relatively complete, there is a certain value. This p
6、aper introduces the overall design of the keyboard system, and based on hardware description language Verilog HDL in Xilinx's Spartan II series 2sc200PQ208 5 chip programming.Keyword：Keyboard; tone occurred; field programmable logic device FPGA; ultra hardware description languageV
