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Recent content by hamed_sotoudi

  1. H

    what is Xilinx ftp username and password?

    I have a username and password for xilinx website but it does not work for ftp
  2. H

    what is Xilinx ftp username and password?

    Hi guys, I wanted to download Planahead tutorial source file from the following addrerss **broken link removed** which is mention inside xilinx planahead release 10.1 but when I open this url it asks for username and password. I tried different usernames and passwords such as customer pass...
  3. H

    Virtex 6 Board design problem about MMCM

    Hi guys, I have designed a PCB with Xilinx Virtex6 LX75 and connected some high speed DACs to this FPGA. In this board unfortunately I used bank 16 to connect one of DACs and I got a problem regarding to clocking issue while coding. A clock comes from DAC to MMCC pin and an output from FPGA to...
  4. H

    AD9265 board and help about ENOB

    Dear Goldsmith Thank you very much for your reply. Our board is multilayer board with 4 ground plane. I checked several analog device documents and found that for multilayer boards there is no need to separate analog and digital ground although in some documents they told that it is better to...
  5. H

    AD9265 board and help about ENOB

    Hi every body I have designed a board using AD9265 according to datasheet and its evaluation board but when I sampled 140MHz single tone signal with 80 MHz sampling frequency I got 8.5 bit ENOB. Also I have used AD9524 clock distributor for low jitter clock. I compared my result with its...
  6. H

    How to amplify buzzer sound

    Hi buddy Ok but search about generating sine wave with PWM. there is a paper about this and u can write a simple matlab file to generate your file ( write a sine wave and one tooth wave cross point is your PWM but there is a relation between sine wave and tooth wave frequency) save pwm into...
  7. H

    Microcontroller stops working after some time.

    Do you connected two boards GND to each other? and do you have any return path for your signals?
  8. H

    How to amplify buzzer sound

    put one RC filter it will change your PWM into sine wave and you can amplify sound with inductive load to drive buzzer you can get very high quality sound
  9. H

    Spartan 6 IBIS model

    Hi dear mrflibble Thank you very mush
  10. H

    Spartan 6 IBIS model

    Thank you very much dear mrflibble yes you are right. You know we are Iranian and we write/speak English like a blind monkey :-) and we are condemn to live here in the hell. I can do nothing.
  11. H

    Spartan 6 IBIS model

    thanks a lot buddy. It is impossible for me to download from Xilinx site that's why I asked here :-)
  12. H

    Spartan 6 IBIS model

    Hi every I need Spartan 6 IBIS model and I can not download it from xilinx site. I will appreciate anybody who can send it to me.
  13. H

    TMS320C6414 boot options

    Hi guys, I was wondering if I put a flash memory for TMS320C6414 connected to EMIFB can I have in system programming utilizing DSPs JTAG? regards,
  14. H

    vhdl - read and write ( array , record & bit_vector types )

    Hi buddy read in normal way as explained in vhdl books then use type cast functions and assign to your arrays and in writing operation do in reverse.
  15. H

    Need TMS320c6414 schematic library for Altium 10

    Hi every body I need TMS320C6000 library for Altium 10. I searched over net but I couldn't find it any where. Every body who send it to me I'll appreciate him.
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