一个简单的DDS

我上期做的VHDL设计方案，用于在FPGA或CPLD中实现HDB3的编码-I do view on the VHDL design options for the CPLD or FPGA to achieve HDB3 code

数字时钟6位数码管显示。主要器件为74ls48和74ls160 /74ls161。功能：1.显示时、分、秒。2. 可以24小时制或12小时制。3. 具有校时功能(Digital clock six digital tube display. Main components of 74ls48 and 74ls160/74ls161. Features: 1. Shows hours, minutes, seconds. (2) a 24-hour or 12-hour clock. 3 a school function)

典型事例，从网上down的，希望对大家有用，-Typical examples, from the Internet down, and I hope useful for everyone,

无线通信中接收侧自动增益控制模块的vhdl代码实现(Receive side of the AGC module vhdl code for wireless communications)

Multiplexer styles in VHDL

软件开发环境：ISE 7.1i 仿真环境：ModelSim SE 6.0 1. 多功能数字钟(Software development environment: ISE 7.1i simulation environment: ModelSim SE 6.0 1. Multi-function digital clock)

24位x24位的乘法器 十分详细24位x24位的乘法器24位x24位的乘法器24位x24位的乘法器24位x24位的乘法器24位x24位的乘法器24位x24位的乘法器24位x24位的乘法器24位x24位的乘法器(24-bit x24-bit multiplier very detailed 24-bit x24-bit 24-bit x24-bit multiplier of the multiplier 24-bit x24-bit 24-bit x24-bit multiplier of the multiplier 24-bit x24-bit 24-bit x24-bit multiplier of the multiplication Explorer 24-bit x24 multiplier 24-bit x24-bit multiplier)

基于fpga的spi通信测试 可与stm32进行spi通信测试(SPI communication test based on FPGA can test SPI communication with stm32)

A program for a simple decoder using ModelSim6

说明：  利用FPGA实现TMDS接口标准，可用于DVI以及HDMI接口的FPGA实现（含文档）(Video Connectivity Using TMDS I/O in Spartan-3A FPGAs)