| 基于FPGA的VGA显示模式和像素频率的识别 |
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| 引用本文： | 刘威,石彦杰,高博. 基于FPGA的VGA显示模式和像素频率的识别[J]. 电子工程师, 2008, 34(1): 50-52 |
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| 作者姓名： | 刘威 石彦杰 高博 |
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| 作者单位： | 四川大学物理学院微电子系,四川省成都市,610064 |
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| 摘 要： | 描述了一种基于FPGA（现场可编程门阵列）识别VGA（视频图形阵列）显示模式和像素频率值的方案。主要基于频率计的设计方法实现，并通过硬件电路的验证。利用Verilog HDL语言和FPGA的灵活性，应用FPGA设计嵌入式系统视频采集卡，提高了数据处理速度，节省了硬件成本。
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| 关 键 词： | FPGA VGA 像素频率 频率计 显示模式 |
| 收稿时间： | 2007-08-02 |
| 修稿时间： | 2007-09-27 |
Identify VGA Modes and Frequency of Pixels Based on FPGA |
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| LIU Wei,SHI Yanjie,Gao Bo. Identify VGA Modes and Frequency of Pixels Based on FPGA[J]. Electronic Engineer, 2008, 34(1): 50-52 |
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| Authors: | LIU Wei SHI Yanjie Gao Bo |
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| Affiliation: | ( Department of Micro-electronics, School of Physics Science and Technology, Sichuan University, Chengdu 610064, China) |
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| Abstract: | A scheme to identify the VGA modes and the frequency of pixels is designed in this paper,which is based on FPGA.The design is based on the idea of frequency counting and it is verified by hardware circuit.By using Verilog HDL and applying FPGA to the design of embedded video collection chip,the design can speed up data processing and save hardware resource. |
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| Keywords: | FPGA VGA frequency of pixels frequency counting display mode |
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