versatile_FFT core has no output

Started by _Xilinx in comp.arch.fpga3 months ago 1 reply

I am trying to use https://github.com/freecores/versatile_fft , but after I run "make all", data_out.txt and res.txt are all empty. Anyone have...

I am trying to use https://github.com/freecores/versatile_fft , but after I run "make all", data_out.txt and res.txt are all empty. Anyone have same experience ?


How to download ISPLSI 1032 and how to program it?

Started by 임상진 in comp.arch.fpga3 months ago

ISPVM 18.1 and ISP (HW-USBN-2A) are connecting and downloading and it says that there is no information of ISPLSI 1032 Chip continuously. I...

ISPVM 18.1 and ISP (HW-USBN-2A) are connecting and downloading and it says that there is no information of ISPLSI 1032 Chip continuously. I tested 10 boards and it is hard because I have the same problem. I would like to help you. Lattices Know how to download ISPLSI 1032 and Jtag / ISP cable and how to get the program.


handshacking between modules, best practices ?

Started by kristoff in comp.arch.fpga4 months ago 6 replies

Hi, Last weekend, I was continueing on my small project to use a FPGA as DAC. I now use a hardware DAC (tlc5615). So I have two...

Hi, Last weekend, I was continueing on my small project to use a FPGA as DAC. I now use a hardware DAC (tlc5615). So I have two modules, a top-level module for the DDS and an additional module to drive the TLC. I have two signal for handshacking ("load" and "done"). At a certain point, I had the problem that one of the signals wasn't dropped fast enough, which resulted in a weir...


Simulation of PCIe at TLP level

Started by Svenn Are Bjerkem in comp.arch.fpga4 months ago 1 reply

Hi, has anybody simulated PCIe at TLP level? I would like to feed a 1x PCIe endpoint interface with data as if it was inserted into a host PCIe...

Hi, has anybody simulated PCIe at TLP level? I would like to feed a 1x PCIe endpoint interface with data as if it was inserted into a host PCIe slot. I need some pointers to documents or code describing what I have to do to make a simplem memory read and memory write. -- Svenn


Go to church on Sunday

Started by Rick C. Hodgin in comp.arch.fpga4 months ago 14 replies

The Creator of the universe calls you to be with Him where He is in the paradise of Heaven. He wants to forgive your sin and give you eternal...

The Creator of the universe calls you to be with Him where He is in the paradise of Heaven. He wants to forgive your sin and give you eternal life in a body like the angels, young, beautiful, strong, and without weakness or failing. Jesus is the way to forgiveness, and His free gift of eternal life. Go to church. Ask the Christians there to explain this to you in a way you can understa...


Xilinx Virtex4 Outputs for Camera Link

Started by Brad Smallridge in comp.arch.fpga4 months ago 18 replies

Can anyone tell me what I need to drive a Camera Link output directly from a V4? I have tried LVCMOS25 and I can see differential signals at the...

Can anyone tell me what I need to drive a Camera Link output directly from a V4? I have tried LVCMOS25 and I can see differential signals at the outputs but at the end of a 2 meter cable I see only DC differential levels as if the signals are dampened somehow. Brad Smallridge aivision


What is Christian evangelism all about?

Started by Rick C. Hodgin in comp.arch.fpga4 months ago 5 replies

It's about one thing: Forgiveness of sin from Jesus Christ, which leads to: (a) Salvation of your eternal soul, (b) A change of...

It's about one thing: Forgiveness of sin from Jesus Christ, which leads to: (a) Salvation of your eternal soul, (b) A change of your life here on Earth, (c) Being given the strength to say no to sin, and yes to God, (d) ----- Jesus makes you a new creation. It's not about church, it's not about being a better person. It's about Him giving you NEW LIFE, giving y...


FPGA LABVIEW programming

Started by john in comp.arch.fpga4 months ago 9 replies

Hello, National instruments has introduced new module in their labview 8 for programming the xilinx FPGA chips. It converts the labview...

Hello, National instruments has introduced new module in their labview 8 for programming the xilinx FPGA chips. It converts the labview programs into VHDL . It can borrow image processing libraries from the labview too. I was wondering that if somebody has used this module form labview can give me details about it. Thanks Regards John


Lattice Semiconductor XP2 Brevia 2 help on keyboard controller

Started by Rick C. Hodgin in comp.arch.fpga4 months ago 3 replies

I have an IBM Model-F capacitive keyboard. I would like to design my own keyboard controller for it. I understand logically how to do it, but...

I have an IBM Model-F capacitive keyboard. I would like to design my own keyboard controller for it. I understand logically how to do it, but I need help with the mechanics. Would somebody be interested in helping me? I have a mod which makes the layout more like traditional keyboards, except I replaced the single enter key on the numpad with two keys as there were capacitive sensors t...


The Lord calls out to you for repentance, salvation

Started by Rick C. Hodgin in comp.arch.fpga4 months ago 1 reply

The message is simple: He wants to forgive your sin and give you eternal life in the paradise of God. If you have sin, you need a savior. ...

The message is simple: He wants to forgive your sin and give you eternal life in the paradise of God. If you have sin, you need a savior. And all of us have sin. And all of us need a savior. Jesus is that savior. He came to the Earth for that purpose (to set men free from the judgment of God for our sin, and to give us eternal life in the paradise of God, restored to the creations Go...


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