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| Base Camera Link 图像信号模拟器 |
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１、板卡概述 该板卡是基于Altra FPGA处理芯片EP3C40F484C8（兼容EP3C16F484C8），模拟产生自定义分辨率的Camera Link 图像信号，并以base Camera Link输出。主要用于作为Camera Link 图像信号模拟器，模拟各类Camera Link相机。 2 、板卡性能介绍 (1) 根据本系统的运算性能和外设I/O的需求，FPGA卡选用CycloneIII系列的EP3C40F484C8芯片，它具有39600个逻辑单元、2340Kbit存储单元，126个乘法器、4个PLL， 331个外部独立I/O， 
高运行时钟高达300MHz 。该性能已经满足本系统的要求。 (2) FPGA图像缓存SDRAM: 选用两片大容量的SDRAM，MT48LC16M16A2 （4 Meg x 16 x 4 banks）独立挂接在FPGA上，可以构成乒乓操作，也可以组合成大存储空间。 (3) 接口设计 (a) FPGA外接2路RS232串口， (b) FPGA外接 一路Camera Link输入和一路Camera Link输出，Camera Link 支持Base 模式 (c) FPGA外接1路VGA输出，支持PAL、NTSC模式。 3、软件功能： (a) 支持FPGA程序JTAG,AS模式配置。 (b) 支持FPGA的CameraLink图像输入\输出，RS232/485信号传输 (c) 支持FPGA的 SDRAM数据读写。 4 、 物理特性 储存温度：-20℃～ +70℃ 存储温度：商业级0℃～ +55℃ ，工业级 -40℃～ +70℃ 工作湿度：10%～80% 5 、供电要求: 直流电源供电。电压： +12V。总功耗15W。 6 、应用领域: 智能图像分析高速数据、视频信号检测，分析。 
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视频信号检测板卡：208-Base Camera Link 图像信号模拟器
hexiaoyan8272025-11-25 15:21
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