verilog代码uart传输

用状态机对A/D转换器0809的采样控制电路的实现。工具：Quartus ii 6.0 语言：VHDL-State machine used for A/D converter sampling control circuit 0809 is achieved. Tools: Quartus ii 6.0 Language: VHDL

采用vhdl语言实现12路的pwm波控制。-Language implementation using vhdl wave pwm control of the road 12.

基于FPGA的fsk调制程序，包括载波的生成，nco的设置(FPGA-based fsk modulation procedures, including carrier generation, nco settings)

　　本文对数字基带信号脉冲成型滤波的应用、原理及实现进行了研究。首先介绍了数字成型滤波的应用意义并分析了模拟和数字两种硬件实现方法，接着介绍了成形滤波器设计所需要MATLAB软件，以及利用ISE system generator在FPGA上进行滤波器实现的优势。文中给出了成形滤波函数的数学模型，讨论了几种常用成形滤波函数的传输特性以及对传输系统信号误码率的影响。然后介绍了本次设计中使用到的数字成形滤波器设计的几种FIR滤波器结构。把各种设计方案进行仿真，比较仿真结果，最后根据实际应用的情况并结合设计仿真中出现的问题进行分析，得出各种设计结构的优缺点以及适合应用的场合。(In this paper, the application of the principles and implementation of digital baseband signal pulse shaping filter is studied. First introduced the significance of digital shaping filter application and analysis of both analog and digital hardware implementation, then introduces the shaping filter design requires MATLAB software, and the use of ISE system generator on the FPGA to achieve the advantages of the filter. This paper presents a mathematical model of shaping filter function, the transmission characteristics discussed several common shaping filter functions and the impact on the error rate of the signal transmission system. Then introduced the use of this design to several digital shaping filter design FIR filter structure. The various design simulation, compare the simulation results, and finally according to the actual application and combine design simulation to analyze problems, come and where appropriate to the application advantages and disadvantages of various design s)

基于vhdl可用的数字频率计，误差较小，精准度较高。文件中还包含了与arm的通信模块、

基于FPGA的调制，实现了QPSK调制，所用芯片为Artera的CycloneIIEp2C5T114C8-FPGA-based modulation, realize the QPSK modulation, the chip used for Artera

ahb总线Verilog代码及sv仿真文件(ahb bus Verilog code and sv simulation code)

利用两个加法器和两个乘法器一起并行处理来实现

是verilog例子。初级适用。包括了简单的例子。-example. The initial application. Including a simple example.

fpga hardware hevc implementation