Digital signal source, the output of different frequency, phase is the cosine si...

说明：  Implementing SMPTE SDI Interfaces with UltraScale GTH Transceivers

低电源电压范围为1.8 V至3.6 V 超低功耗： - 主动模式：280μA，在1 MHz，2.2伏 - 待机模式：1.1μA - 关闭模式（RAM保持）：0.1μA 五省电模式 欠待机模式唤醒 超过6微秒 16位RISC架构， 125 ns指令周期时间 12位A/ D转换器具有内部 参考，采样和保持，并 AutoScan功能 16位Timer_B随着三† 或七‡ 捕捉/比较随着阴影寄存器 具有三个16位定时器A 捕捉/比较寄存器 片上比较器 串行通信接口（USART）， 选择异步UART或 同步SPI软件： - 两个USART（USART0 USART1）的† - 一个USART（USART0）‡ 掉电检测 电源电压监控器/监视器 可编程电平检测 串行板载编程， 无需外部编程电压 安全可编程代码保护 融合(Low Supply-Voltage Range, 1.8 V to 3.6 V Ultralow-Power Consumption: − Active Mode: 280 µ A at 1 MHz, 2.2 V − Standby Mode: 1.1 µ A − Off Mode (RAM Retention): 0.1 µ A Five Power Saving Modes Wake-Up From Standby Mode in Less Than 6 µ s 16-Bit RISC Architecture, 125-ns Instruction Cycle Time 12-Bit A/D Converter With Internal Reference, Sample-and-Hold and Autoscan Feature 16-Bit Timer_B With Three† or Seven‡ Capture/Compare-With-Shadow Registers 16-Bit Timer_A With Three Capture/Compare Registers On-Chip Comparator Serial Communication Interface (USART), Select Asynchronous UART or Synchronous SPI by Software: − Two USARTs (USART0, USART1)† − One USART (USART0)‡ Brownout Detector Supply Voltage Supervisor/Monitor With Programmable Level Detection Serial Onboard Programming, No External Programming Voltage Needed Programmable Code Protection by Security Fuse)

QPSK调制的载波频偏估计，是一个可以调用的函数。接收端进行了一系列的处理。经典的Kay法(QPSK-carrier frequence offset estimation_ kay )

基于FPGA的超声波测距，通过数码管显示距离(FPGA-based ultrasonic distance)

MODELSIM的实验程序，在QUARTUSii中调用MODELSIM，实现仿真-ModelSim Experimental procedures QUARTUSii call MODELSIM, realize Simulation

VHDL 与数字电路设计程序参考书所有程序 1-VHDL and digital circuit design process all the procedures a reference book

8051的verilog内核，fpga里实现8051的话用得上-8051 Verilog cores, fpga achieve useful 8051 words

用fpga实现VGA16色真彩的图片显示,且在AX301实验板上已经调试过(VGA16 achieve true color with fpga pictures show, and in the AX301 has been tuned breadboard)

FFT处理器设计及其应用研究，适合做fpga信号处理的技术人员参考-FFT processor design and applied research, suitable for signal processing fpga technology reference

fft在dspbuilder下产生VHDL源码及其测试激励文件的matlab模型,在modelsim下仿真通过-fft in dspbuilder under VHDL source code and test incentives document matl ab model, the simulation under through modelsim