Description: 通过对其编程可输出RGB三基色信号和HS 、VS行场扫描同步信号。当 CPLD接受单片机输出的控制信号后,内部的数据选择器模块根据控制信号选通相应的图像生成模块,输出图像信号,与行场扫描时序信号一起通过15针D型接口电路送入VGA显示器,在VGA显示器上便可以看到对应的彩色图像。-Through its programming output RGB trichromatic signals and synchronization signals HS, VS line field scanning. CPLD to accept the the microcontroller output of control signals, internal data selector module based on the control signal strobe the corresponding image generation module, the output image signal, together with the horizontal and vertical scanning timing signal via the 15-pin D-type interface circuit into the VGA monitor. can see the corresponding color images on a VGA monitor. Platform: |
Size: 3072 |
Author:苗静 |
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Description: 本项目是基于Cortex-M3 的地沟油快速检测装置,旨在实现“地沟油”快速,现场检测。MCU控制可编程的直接数字频率合成器(DDS)产生正弦激励信号,经过可变增益放大器(VGA)和低通滤波器(LPF)作用于食用油阻抗传感器(实验室制作)信号经过仪器放大器送入微控制器(MCU)的模数转化(ADC)通道,MCU对采集的信号通过快速傅里叶变换(DFT)处理,实现食用油阻抗与相角的检测;USB和以太网接口,可与计算机通讯,以便对采集的数据进行存储和分析。-The project is based on the Cortex-M3 waste oil rapid detection device designed to achieve " waste oil" rapid, on-site testing. MCU control programmable direct digital frequency synthesizer (DDS) generates sinusoidal excitation signal through a variable gain amplifier (VGA) and a low-pass filter (LPF) acting on the oil-impedance sensor (lab produced) to send signals through the instrumentation amplifier into the microcontroller (MCU) modulo conversion (ADC) channels, MCU signal acquisition via Fast Fourier Transform (DFT) processing, oil resistance and phase angle detection USB and Ethernet interfaces, and computer communication, in order to collect data for storage and analysis. Platform: |
Size: 3072 |
Author: |
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Description: VGA点阵概念,就是用单片机的点阵概念,玩FPGA-VGA dot matrix concept, the concept is to use lattice microcontroller, FPGA Play Platform: |
Size: 3217408 |
Author:杨云飞 |
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Description: 基于FPGA的vga图片显示,将程序下载到单片机开发板上,然后连接电脑显示屏,可以在电脑屏幕上显示图片,需要用到Quartusii软件进行下载-FPGA-based image display vga, download the program to the microcontroller development board, then connect the computer screen, you can display a picture on a computer screen, you need to download software to use Quartusii Platform: |
Size: 1301504 |
Author:牛遛遛 |
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