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脉冲记时CPLD
- 工作原理： 脉冲输入，记录30个脉冲的间隔时间（总时间），LED显示出来，牵涉到数码管的轮流点亮，以及LED的码。输入端口一定要用个 74LS14整一下，图上没有。数码管使用共阴数码管。MAXPLUS编译。 测试时将光电门的信号端一块连接到J2口的第三管脚，同时第一管脚为地，应该与光电门的地连接（共地）。 开始测试： 按下按键，应该可以见到LED被点亮，指示可以开始转动转动惯量盘，等遮光片遮挡30次光电门后， LED熄灭，数码管有数字显示，此为时间值，单位为秒，与智
jifei
- 在Quartus环境中，采用VHDL语言编写的出租车计费系统，系统共分为分频、状态切换、记程、计费等模块，模仿现实中出租车计费。-In the Quartus environment, the use of VHDL language taxi billing system, the system is divided into sub-frequency, state switching, recording process, billing and other modules, to imi
voicerecordingFPGA
- 基于FPGA的语音 录制与回放系统的vhdl源代码，调试已通过。-FPGA-based voice recording and playback system，vhdl source code, debugging has been passed.
Virtex2_Manual
- Xilinx is disclosing this user guide, manual, release note, and/or specification (the "Documentation") to you solely for use in the development of designs to operate with Xilinx hardware devices. You may not reproduce, distribute, republish, downlo
firmare1.2
- 可存储录放的电子琴源程序代码，包括AT24C256的驱动代码-Recording of the keyboard can be stored source code, including the driver code AT24C256
ISD4004-control-digital-display
- 控制ISD4004录音和放音,录音的时候数码管显示-ISD4004 control recording and playback,digital display
IIR-digital-filter-
- 采用双线性变换法设计IIR数字滤波器设计的c代码，包括低通、高通和带通-Document recording the design of IIR digital filter c code
test
- DE1开发板基于Nios ii的10秒钟语音录放程序-DE1 development board based on Nios ii 10 seconds voice recording program
nios2audio
- 通过altera开发板DE2_70实现语音记录与播放，添加FIR滤波器提升语音质量。附加硬件功能方框图以及软件流程图，以及改进方法。-By altera board DE2_70 voice recording and playback, added FIR filter to enhance the voice quality. Additional functional block diagram of the hardware and software flow chart, as wel
Verilog
- 基于verilog HDL编写的各种实例。。里面记载了计数器，全加器，等等的代码。-Based on various examples written in verilog HDL. . Recording the counter, full adder, and so the code.
PCIeDDR2add
- PCIE-DDR2-双通道ADDA板主要用于AD数据的记录与回放。该板主要使用Xilinx公司的Virtex5 FPGA，通过PCIE IP核与主机通讯，存储系统包括DDR2 SDRAM和FLASH，为各种软件无线电技术的应用提供了一个非常强大的单插槽收发器解决方案。-PCIE-DDR2 dual-channel ADDA board is mainly used for the AD data recording and playback. The board Virtex5 the FPGA
ise11tut
- Xilinx is disclosing this user guide, manual, release note, and/or specification (the "Documentation") to you solely for use inthe development of designs to operate with Xilinx hardware devices. You may not reproduce, distribute, republish, downlo
yuyinflashing
- 语音存储与回放。。。可以进行对语音的录制与回放，主要功能是对AD与DA的操作，还有对NAND FLASH的操作。-Voice storage and playback. . . Voice recording and playback, the main function of the operation of AD and DA, as well as the operation of the NAND FLASH.
DE2_115_i2sound
- 这个代码主要基于VHDL来实现了录音功能。-This code mainly realises the recording function based on the VHDL
dianzi
- 主要是描述电子琴的程序，可以实现电子琴的自动播放，录音和弹等模式。-Describe the procedures of the keyboard, you can achieve the automatic keyboard player, recording and playing the other modes.
audio
- 基于DE1开发板，实现录音和播放功能，并可将存入sram中的语言数据通过uart传回电脑。-Based on DE1 development board, recording and playback functions, and can be stored in sram language data back to the computer via uart.
lab1
- 电子琴，自动播放，手动播放，录音功能-Keyboard, autoplay, manual playback, recording function, etc.
hello_audio
- 通过本篇，您可以了解到MicorBlaze系统通过I2C接口控制语音芯片WM8731的方法及通 过I2S的接口和WM8731的数据通信实现录音和播放的功能。-Through this article, you can realize the control of MicorBlaze system voice chip WM8731 through the I2C interface and realized through I2S data communication interface
exp1_CountWithMemory
- 用Altera—DE2板实现秒表的功能，该秒表具有一个复位按钮，两个暂停按钮和两个记录按钮。-Stopwatch function using Altera-DE2 board, the stopwatch has a reset button, two buttons and two recording pause button.
DE1_SoC_Audio
- 声音录制、播放的Verilog代码，用于Altera Cyclone V SOC. 写时适配的是DE1-SOC开发板。-Audio recording and playing code for Altera Cyclone V SOC FPGA. Code was designed for DE1-SOC development board, but could be reference for other boards.