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Description: DDR控制器的VHDL源代码.采用FPGA实现DDR接口控制器,适用于Altera的FPGA,最高频率可到100M-DDR controller VHDL source code. Using FPGA DDR interface controller, applicable to Altera FPGA, the highest frequency available 100M
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Size: 776642 |
Author: 张涛 |
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Description: 这是使用VERILOG语言,基于MICRON公司的SDRAM开发的SDRAM接口逻辑-verilog This is the use of language, MICRON-based company's development of the SDRAM SDRAM interface logic
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Size: 414928 |
Author: hanfei |
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Description: 杭州利宇泰公司的基于44B0的ARMSys开发板上的大量源代码,包括ADC、ARP、彩色LCD、外部中断、以太网底层函数、FAT16文件系统、Flash ROM、GUI软件包、Helloworld程序、IIC接口、扫描键盘、Ping程序、44B0内置RTC示例、SDRAM接口、定时器示例、触摸屏示例、UART示例和uC/OS-II的移植、应用(包括多任务、任务间通信、中断服务程序)、UDP数据传输、USB固件编写等程序代码和工程。一次性共享给大家使用。可以作为其他samsung44B0开发板上应用程序的下载。-Lee Yu-tai Hangzhou-based company 44B0 ARMSys development board of a large number of source code, including the ADC, ARP, color LCD, external interrupts, Ethernet bottom function, FAT16 file system, Flash ROM, GUI packages, Helloworld procedures, IIC interfaces, scanning keyboard, Ping procedures 44B0 built-in RTC example, SDRAM interface, timers example, the touch screen example, UART examples and uC/OS-II transplants, applications (including multitasking, inter-task communication, interrupt service routine), the UDP data transmission, USB firmware preparation procedures code and engineering. One-time use for everyone to share. As other samsung44B0 development board application downloads.
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Size: 7712768 |
Author: 吕旭 |
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Description: DDR控制器的VHDL源代码.采用FPGA实现DDR接口控制器,适用于Altera的FPGA,最高频率可到100M-DDR controller VHDL source code. Using FPGA DDR interface controller, applicable to Altera FPGA, the highest frequency available 100M
Platform: |
Size: 776192 |
Author: 张涛 |
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Description: 这是使用VERILOG语言,基于MICRON公司的SDRAM开发的SDRAM接口逻辑-verilog This is the use of language, MICRON-based company's development of the SDRAM SDRAM interface logic
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Size: 414720 |
Author: |
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Description: 很多嵌入式系统,特别是应用于图像处理与高速数据采集等场合的嵌入式系统,都需要高速缓存大量的数据。DDR(Double Data Rate,双数据速率)SDRAM由于其速度快、容量大,而且价格便宜,因此能够很好地满足上述场合对大量数据缓存的需求。但DDR SDRAM的接口不能直接与现今的微处理器和DSP的存储器接口相连,需要在其间插入控制器实现微处理器或DSP对存储器的控制。-many embedded systems, especially for image processing and high-speed data acquisition, and so on the embedded system, Cache require large amounts of data. DDR (Double Data Rate, double-data rate) SDRAM due to its speed, large capacity, and their prices are cheaper, it can be a very good occasion to meet these massive data cache demand. But DDR SDRAM interface directly with today's microprocessor and DSP memory interface connected, During the need to insert controller microprocessor or DSP memory of the control.
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Size: 237568 |
Author: joucan |
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Description: XAPP858 - 利用 Virtex-5 FPGA 实现的高性能 DDR2 SDRAM 接口数据采集 本应用指南描述了用于实现 667 Mbps(333 MHz)高性能 DDR2 SDRAM 接口的控制器和数据采集的技巧。 本数据采集技巧使用了输入串行器/解串器(ISERDES)和输出串行器/解串器(OSERDES)的功能。-XAPP858-use Virtex-5 FPGA high-performance DDR2 SDRA M Interface Data Acquisition Guide describes the application for achieving 667 Mbps (333 MHz) high-performance DDR 2 SDRAM Interface controller and data acquisition techniques. The data collection techniques used serial input/Solution Series (ISERDES) and serial output/Solution Series (O Legacy) function.
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Size: 296960 |
Author: mingming |
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Description: 是基于fpga的FIFO乒乓操作,后面是与SDRAM接口的,这样主要方便sdram的刷新-fpga is based on the FIFO Table Tennis operation, and is behind SDRAM interface, This major update to the convenience sdram
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Size: 211968 |
Author: eva |
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Description: SDRAM控制器Verilog员代码,控制接口模块,完成和顶层模块的控制命令的传递-SDRAM controller member Verilog code control interface module, Top module and complete the transfer of control orders
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Size: 3072 |
Author: 陈建勇 |
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Description: SDRAM控制器Verilog员代码,命令生成模块,完成SDRAM控制接口命令的生成-SDRAM controller member Verilog code, order generation module, SDRAM interface complete control orders Generation
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Size: 7168 |
Author: 陈建勇 |
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Description: ahb sdram interface.arm cpu series,include controller
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Size: 98304 |
Author: |
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Description: PowerPC主机处理器的SDRAM接口设计开发
(vxworks)-PowerPC host processor design and development of the SDRAM interface (vxworks)
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Size: 957440 |
Author: 秋天 |
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Description: SDram 接口verylog 程序 SDram 接口verylog 程序-SDram interface procedures verylog
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Size: 9216 |
Author: lili |
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Description: xilinx应用指南xapp260的中文翻译版本。利用 Xilinx FPGA 和存储器接口生成器简化存储器接口。本白皮书讨论各种存储器接口控制器设计所面临的挑战和 Xilinx 的解决方案,同时也说明如何使用 Xilinx软件工具和经过硬件验证的参考设计来为您自己的应用(从低成本的 DDR SDRAM 应用到像 667 Mb/sDDR2 SDRAM 这样的更高性能接口)设计完整的存储器接口解决方案。-The use of Xilinx FPGA and Memory Interface Generator to simplify memory interface. This white paper discusses the various memory interface controller design challenges facing
Warfare and Xilinx solutions, but also explains how to use Xilinx
Software tools and hardware-proven reference designs to be for your own
With (from low-cost DDR SDRAM applications to such as 667 Mb/s
This higher performance DDR2 SDRAM interface) design a complete deposit
Storage device interface solution.
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Size: 1123328 |
Author: 陈阳 |
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Description: sdram控制器i/o接口模块的VHDL源程序文件,可直接用-sdram interface
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Size: 2048 |
Author: liuzhijun |
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Description: 通过 UART 读写 SDRAM verilog 源代码
通过 UART 的接口发送命令来读写 SDRAM
命令格式如下:
00 02 0011 1111 2222
00: 写数据
02: 写个数
0011: 写地址
1111 2222: 写数据, 是 16 bit, 每写完一个数据,向串口发送 FF 回应;
输出: FF FF
01 03 0044
01: 读sdram
03: 读的个数
0044: 读的地址
输出: xxxx xxxx xxxx
sdram 在 0044 0045 0046 处的数据;
sdram 使用的是 K4S161622D.pdf
系统时钟 25m, 通过 PLL 得到 SDRAM clk 100m
sdram controller clk 100m, 前者相对后者2ns 相移 -Read and write through the UART SDRAM verilog source code through the UART interface to send commands to SDRAM read and write command format is as follows: 0,002,001,111,112,222 00: Write Data 02: Write the number of 0011: write address 11112222: write data, is 16 bit, each completed a data, respond to the serial port FF output: FF FF 01 03 0044 01: Reading sdram 03: 0044 the number of read: Read the address output: xxxx xxxx xxxx sdram at 004,400,450,046 at the data sdram use system clock is K4S161622D.pdf 25m, obtained by PLL SDRAM clk 100m sdram controller clk 100m, the former phase shift relative to the latter 2ns
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Size: 14336 |
Author: 周西东 |
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Description: 利用 MAX II CPLD 实现移动
SDRAM 接口-Using MAX II CPLD to implement mobile SDRAM Interface
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Size: 192512 |
Author: LQH |
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Description: DDR-SDRAM接口模块verilog源代码,可用作IP核使用,已在FPGA上验证-DDR-SDRAM interface module verilog source code, can be used as IP cores to use, proven
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Size: 474112 |
Author: zyy |
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Description: 高速图像处理系统中DDR2-SDRAM接口的设计-Design of DDR2-SDRAM Interface in High-speed Image Processing System
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Size: 467968 |
Author: dongfaxiang |
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Description: SDRAM 接口程序,里面涵盖 datasheet,原理容易懂,对学习ddr有兴趣的可以下来看看。-SDRAM interface program, which covers the datasheet, easy to understand the principle of learning ddr can look down.
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Size: 192512 |
Author: 逍遥 |
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