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Recent content by hanstarro

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    How to generate DVI clock ranging from 52 to 165 MHz?

    Hi! I am starting a DVI Board design. The purpose is to generate DVI data in an FPGA. interface it to an DVI transmitter from silicon image. There are quite a lot of data formats to support with dvi. a list is shown below. my question is ho to generate this pixel clocks, ranging from 52MHz to...
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    xilinx lattice high speed interface

    xilinx lattice HI! I am planning to interconnect a xilinx RocketIO 2.5Gbps, with a lattice ECP2M Serdes 2.5Gbps the serial link should use a light weight protocol for simple data streaming, (or packets with a constant rate). has anybody ideas on an efficient low resource protocol? could...
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    HDTV mpeg2 decoder IP needed

    HI! my FPGA project is stuck by having a malfunctioning mpeg2 decoder core. If anyone has a working core for simple profile @ main level, or simple profile @ high level you should contact me, (fast). regards hans
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    Xilinx JTAG Download Problems

    We are using X2VP4, X2VP7, and X2VP50s. We encountered severe problems when downloading to the bigger FPGA X2VP50. The problem is with ise 6.2.03i that the done pin never goes high. With ise 6.2.02i the download works (done pin goes high), but the FPGA cannot get loaded twice. Means I have to...
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    How to insert a vhdl block in EDK?

    vhdl insert block Try using vhd block: write your user block in vhd. import it with "Create Import Peripheral Wizard" that is shipped with EDK. Thuis tool generates the necessary file structure that EDK can find it with the "edit cores" dialog. OPB peripheral: Create Import Peripheral Wizard...
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    48kHz from PAL reference signal

    Hello All! I am about to begin a design where a stable 48kHz signal should be generated from a PAL video sync signal. PAL offers several extractable frequencies chipsets as 50Hz, 15.625kHz,... The 48kHz should be used as a reference signal for AES/EBU audio. Are there chips(ets) that can...
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    Digital-PLL design issue with fractional-N counter

    adpll main design difficulty I am about to implement an vhdl ADPLL in the next weeks. i found a good explanation about adplls at: http://www.aicdesign.org/2003%20PLL%20Slides/L050-ADPLLs-2UP(9_1_03).pdf example adpll code can be found at: **broken link removed** if you find out how good or...
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    TCP/IP or UDP with Xilinx Virtex2Pro

    xilnet Hi, does anybody have experience with UDP(TCP/IP) stacks available for Virtex2Pro FPGA? Is the XilNet solution available in EDK a good solution? Are there any reference designs out there incorporating a Ethernet MAC (EMACLite, EMAC or Opencore EthMac?) and a UDP stack? And how the ...
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    smpte audio video synchronization

    Does anybody know where to get documents on audio video synchronization for media switches? smpte 318m-1999 and smpte rp168 would be helpful Thanks -h

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