键盘输入串口输出显示字符,通过串口显示键盘输入的字符

利用VHDL实现CPLD（EPM240T100C5）的串口发送程序-Using VHDL realize CPLD (EPM240T100C5) Serial sending procedures

Led灯控制实验用例 目录文件结构： led_test ├─ main.c C语言主源文件 └─ led.c Led灯控制函数源文件(Led lamp control experiment directory file structure use case: led_test ├ ─ main.c C language source file owners └ ─ led.c Led lamp control function source file)

cpld 控制 8-32M sdram 控制器 maxII epm570实现。-CPLD control 8-32M sdram controller maxII epm570 realize.

模块化分散聚集 DMA 是连续或非连续的转移。如正常 DMA 或散点图聚集 DMA 配置的输入或输出的部分。

VHDL常用实例，适合初学者，有计时器等常用例子-Common examples of VHDL, suitable for beginners, there are examples of commonly used timer, etc.

说明：  用VHDL语言仿真乘法器设计, 经过modelsim仿真， synplify综合，并下载进FPGA验证(Multiplier design using VHDL, simulation, after modelsim simulation, synplify synthesis, and downloaded into a FPGA verification)

当年本科时的毕业设计，信号发生器和频率计-The time of the year undergraduate graduate design, signal generator and frequency counter

a sequence generator

基于verilog的DDS设计,内附代码,仿真环境等说明(the DDS design based on verilog)

说明：  一种基于FPGA的调频连续波方位向多通道 FMCW SAR的实时成像信号处理方法及FPGA，包 括：步骤一、计算重构矩阵；步骤二、重构方位向 多通道数据，包括：步骤2 .1、对各个通道的回波 数据沿方位向分别间隔补零，并进行方位向傅里 叶变换；步骤2 .2、将方位向傅里叶变换之后各个 通道方位向相同位置的点组合为一个向量并与 重构矩阵相乘，得到重构完成的方位向数据；(An azimuth multichannel FMCW based on FPGA FMCW SAR real-time imaging signal processing method and FPGA, package Including: Step 1: calculate the reconstruction matrix; step 2: reconstruct the orientation Multichannel data, including: step 2.1, echo of each channel The data is compensated with zero along the azimuth direction respectively, and the azimuth Fourier is carried out Step 2.2, after the azimuth Fourier transform The points of the same position in the channel azimuth are combined into a vector and are connected withThe reconstruction matrix is multiplied to get the reconstructed azimuth data Step 2.3. Repeat step 2.3 for the data of different distance gates)