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AD9956
- 直接频率合成器 (DDS)ad9956 单点频功能程序，用于c51单片机控制ad9956,程序为设置70M点频，用户设置不同频控码，即可设置不同频率。 -Direct frequency synthesizer (DDS) ad9956 frequency function of a single point of procedure, for the C51 single-chip control ad9956, procedures for the establishment of 70
FPGAdevelopBoard
- 使用protel 99画的一块用于fpga核心板的扩展板。适用于常见的FPGA开发核心板。具体尺寸有出入可以方便的调整。-Protel 99 paintings using a piece of board for the expansion of the core FPGA board. Applicable to common core FPGA development board. Specific size discrepancy can be easily adjusted.
stereo_vision
- Stereo-Vision circuit descr iption, Aug 2002, Ahmad Darabiha This design contains four top level circuits: sv_chip0.vhd, sv_chip1.vhd, sv_chip2.vhd and sv_chip3.vhd each of them built by one Virtex2000E fpga chip. This design is hierarchical an
Xinlinx_footprint
- FPGA的部分封装图，可以为大家省下不少功夫。-FPGA part of package plans, we can save everyone a lot of kung fu.
FPGA-drivenLEDdisplay
- FPGA驱动LED显示:运用硬件描述语言（如VHDL）设计一个显示译码驱动器，即将要显示的字符译成8段码。由于FPGA有相当多的引脚端资源，如果显示的位数N较少，可以直接使用静态显示方式，即将每一个数码管都分别连接到不同的8个引脚线上，共需要8×N条引脚线控制.-FPGA-driven LED display: the use of hardware descr iption languages (such as VHDL) design a display decoder driver, ab
dengjingducepin
- 等精度测频 FPGA程序，能实现很好的精度，最高大1HZ-FPGA, such as precision frequency measurement procedure, can achieve very good accuracy, the highest large 1Hz
fpga_designing_lvds_communication
- 开发 fpga LVDS的通信文档,pdf格式。应该对你的设计有帮助-fpga design lvds，pdf format, you can study thids
niosII_cyclone_1c20
- IIR、F FT各模块程序设计例程，可做为IP使用，初学者很有用-IIR, FIR, FFT modular design of the routines can be used as IP use, useful for beginners
sum_ten
- 十位累加器,EDA,FPGA,DDS信号发生器的相位累加器,可用.-Accumulator 10, EDA, FPGA, DDS signal generator of the phase accumulator can be used.
VHDL
- PWM控制就是产生一定周期，占空比不同的方波信号，当占空比较大时，电机转速较高，否则电机转速较低。当采用FPGA产生PWM波形时，只需FPGA内部资源就可以实现，数字比较器的一端接设定值输出，另一端接线性递增计数器输出。当线性计数器的计数值小于设定值时输出低电平，当计数器大于设定值时输出高电平，这样就可通过改变设定值，产生占空比不同的方波信号，从而达到控制直流电机转速的目的。 直流电机控制电路主要由2部分组成，如图1所示： FPGA中PWM脉宽调制信号产生电路； &
ledhzxs
- 以FPGA芯片为核心，扩展必要的外围电路，制作一个16*16LED点阵的汉字显示屏，使之能显示16*16LED点阵的汉字4个，如“一”，“二”，“三”，“四”等。要求显示的汉字无闪烁。每个汉字停留时间1秒。-To FPGA chip as the core, the expansion of the necessary external circuit, producing a lattice of 16* 16LED display of Chinese characters so that
Mars_EP1C6F_fundemantal_demo
- FPGA 开发板源码。芯片为Mars EP1C6F.VHDL语言。可实现一些基本的功能。如乘法器、加法器、多路选择器等。-FPGA development board source. Chips for the Mars EP1C6F.VHDL language. Can achieve some of the basic functions. Such as multiplier, adder, such as MUX.
fpga.fifo
- 异步FIFO是用来适配不同时钟域之间的相位差和频率飘移的重要模块。本文设计的异步FIFO采用了格雷（GRAY）变换技术和双端口RAM实现了不同时钟域之间的数据无损传输。该结构利用了GRAY变换的特点，使得整个系统可靠性高和抗干扰能力强，系统可以工作在读写时钟频率漂移达到正负300PPM的恶劣环境。并且由于采用了模块化结构，使得系统具有良好的可扩充性。-Asynchronous FIFO is an important module which always used to absorb the
3
- 串口通信的事例FPGA上面可以实现非常实用-FPGA serial communication above examples can be very useful for implementation
tut_nios2_introduction
- This tutorial presents an introduction to Altera’s Nios R II processor, which is a soft processor that can be in- stantiated on an Altera FPGA device. It describes the basic architecture of Nios II and its instruction set. The NiosII processor a
niossram
- altera fpga ep3c25器件微处理器开发，niosii+sram, 已编译通过，可直接下载到开发板-altera fpga ep3c25 the development of microprocessor devices, niosii+ sram, compiled through, can be directly downloaded to the development board
lai_PWM
- FPGA下PWM的Verilog 源码，含目标程序，可直接下载使用，可用在电机控制中-FPGA in Verilog source code under the PWM, including the target program, can be directly downloaded to use, can be used in motor control in
USBblaster
- FPGA的USB应用电路，已经成功通过测试，可以量产。-Application of FPGA circuit of the USB has been successfully tested, can be mass production.
hilbert_transformer_latest.tar
- The Hilbert Transform is an important component in communication systems, e.g. for single sideband modulation/demodulation, amplitude and phase detection, etc. It can be formulated as filtering operation which makes it possible to approximate the Hil
vga_colors
- 通过vga通讯控制显示器显示七彩条文，通过quartus编译的程序，可用-Communication and Control through the vga display colorful provisions quartus compiled through the procedures that can be used