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First GENUE LTC FPGA Altcoin Discussion
I remember reading about another guy trying to get some FPGA to work on scrypt,…
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n/a | kramble | September 20, 2013, 01:06:23 PM |
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Lancelot board schematic Beginners & Help
Some links for you (the schematic is in the first one, under PCB)https://github.…
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n/a | kramble | September 19, 2013, 09:04:41 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
On a related note, I've been tossing around the idea of buying a DE0-Nano board…
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n/a | kramble | August 29, 2013, 02:26:38 AM |
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BlockBurner LLC - Crucible FPGA Scrypt Miner - Announcement Aug-19 Altcoin Discussion
Thanks for the update Operatr, and best wishes for your future endeavors.I was n…
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n/a | kramble | August 20, 2013, 11:09:08 AM |
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Hacking BitForce SC firmware with only free software Hardware
Spotted this and thought it might be interesting to work with...https://github.c…
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n/a | kramble | August 19, 2013, 10:08:38 AM |
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Can the asic miners mine scrypt currencies ? Altcoin Discussion
Thanks very much for that explanation, I've been working off the original scrypt…
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n/a | kramble | August 18, 2013, 12:17:19 PM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
It's been a while since I looked at the RTL code and the TCL scripts, but I seem…
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n/a | kramble | August 17, 2013, 04:02:28 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
OK. Thanks. So they just wrote a small driver then. Did anybody port bfgminer or…
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n/a | kramble | August 16, 2013, 06:09:18 PM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
Did the student project include networking SW for mining on the embedded ARM CPU…
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n/a | kramble | August 16, 2013, 05:20:47 PM |
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Can the asic miners mine scrypt currencies ? Altcoin Discussion
You are implying that the memory latency is somehow important, but this is also…
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n/a | kramble | August 16, 2013, 04:14:09 PM |
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Can the asic miners mine scrypt currencies ? Altcoin Discussion
DeathAndTaxes is spot on, though omits that using a smaller scratchpad allows mo…
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n/a | kramble | August 16, 2013, 07:04:44 AM |
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Supposed ASIC Scrypt Miner | Scrypt ASIC International Altcoin Discussion
They are coming right out and saying they are using SHA256 ASIC chips and using…
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n/a | kramble | August 01, 2013, 08:20:17 AM |
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[ANN] Bitfury is looking for alpha-testers of first chips! FREE MONEY HERE! Hardware
Its probably based on ngzhang's original Icarus design which goes to sleep after…
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n/a | kramble | July 30, 2013, 05:25:27 AM |
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[ANN] Bitfury is looking for alpha-testers of first chips! FREE MONEY HERE! Hardware
Finishing work fully taking 1.5 seconds is the same lacklustre problem as the Av…
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n/a | kramble | July 30, 2013, 03:49:30 AM |
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Supposed ASIC Scrypt Miner | Scrypt ASIC International Altcoin Discussion
For ASICs, however, even the relatively small amount it needs (quoted as 128kB p…
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n/a | kramble | July 30, 2013, 03:23:51 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
Seems like it was more an exercise in HLS rather than creating a more optimal im…
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n/a | kramble | July 28, 2013, 08:38:53 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
http://www.xilinx.com/publications/archives/xcell/Xcell84.pdfI read them, but I…
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n/a | kramble | July 28, 2013, 06:59:14 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
Hi I've got a board with Altera EP4CE40F23I7N, so 40K LE. With CONFIG_LOOP_LOG2…
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n/a | kramble | July 24, 2013, 08:54:30 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
haha actually pretty awesome that you managed to push scrypt to FPGA.. this line…
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n/a | kramble | July 24, 2013, 08:16:27 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
yes, I've got little confused. because the boards arrived without power source.…
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n/a | kramble | July 24, 2013, 08:03:04 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
Hi, that's not the DE-115 or even other official dev board.In may/june I was abl…
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n/a | kramble | July 24, 2013, 07:24:00 AM |
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"ASIC- Proof" Altcoin Discussion
I'm going to nitpick your nitpick of my post. Where is the error in my mention…
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n/a | kramble | July 24, 2013, 03:35:13 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
Hi, actually I tried a new cable, and I'm still getting the same problem. Both c…
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n/a | kramble | July 24, 2013, 04:34:25 AM |
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"ASIC- Proof" Altcoin Discussion
Partially correct on the first point above, and very wrong on the last point. I…
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n/a | kramble | July 23, 2013, 07:39:40 PM |
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JTAG (Altera USB blaster) not detected by Xilinx iMPACT Hardware
Im having some issues. Im trying to firmware upgrade my Lancelot and doing so th…
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n/a | kramble | July 23, 2013, 10:33:51 AM |
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Project Evil Genius – Custom SHA2-256 Circuits on a FPGA Hardware
Cool, thanks for the info. I definitely will have to learn more about scrypts. I…
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n/a | kramble | July 23, 2013, 04:33:18 AM |
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Project Evil Genius – Custom SHA2-256 Circuits on a FPGA Hardware
I haven’t looked into scrypts too much, but will work on it after this project.…
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n/a | kramble | July 22, 2013, 02:01:50 PM |
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[ANN] Open Source FPGA Litecoin Miner Altcoin Discussion
1kh/s per core ^^Yup, it wasn't a typo. One kilohash per second. But its early d…
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n/a | kramble | July 22, 2013, 12:26:04 PM |
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[ANN] Open Source FPGA Litecoin Miner Altcoin Discussion
The main discussion is on the litecoin forum at https://forum.litecoin.net/index…
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n/a | kramble | July 22, 2013, 10:56:10 AM |
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Project Evil Genius – Custom SHA2-256 Circuits on a FPGA Hardware
why don't you try developing scrypt mining for LTC for opensource community. The…
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n/a | kramble | July 20, 2013, 12:11:25 PM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
VpereiraJust to state the obvious, but have you tried another cable? I had exact…
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n/a | kramble | July 20, 2013, 11:58:42 AM |
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Verilog one-cycle hasher code Beginners & Help
Hello kramble and thank you for testing this. Would you mind sharing your furthe…
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n/a | kramble | July 03, 2013, 12:15:03 PM |
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Verilog one-cycle hasher code Beginners & Help
Unfortunately I do not have enough understanding of your code to validate it or…
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n/a | kramble | July 03, 2013, 11:53:33 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
I added a timeout on the serial_receive to improve recovery after invalid input…
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n/a | kramble | June 21, 2013, 09:05:32 AM |
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USB 300MH/S ASICMiner Value Question Hardware
A good job kramble your port to LX9 for other developer boards. Can you create a…
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n/a | kramble | June 16, 2013, 03:57:43 AM |
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USB 300MH/S ASICMiner Value Question Hardware
I floated the idea on the Mojo board forums (uses Spartan-6 XC6SLX9)http://forum…
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n/a | kramble | June 09, 2013, 04:15:35 AM |
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Mining proxy? Mining software (miners)
Thanks. I'll look into that, even though "python-dev" is probably some Ubuntu or…
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n/a | kramble | May 21, 2013, 04:06:45 PM |
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Mining proxy? Mining software (miners)
Hmm, from the readme at https://github.com/cdhowie/Bitcoin-mining-proxy ...Quot…
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n/a | kramble | May 21, 2013, 02:28:08 PM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
I've been getting a lot of these errors lately:Code:[05/22/2013 04:08:33] ERROR:…
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n/a | kramble | May 21, 2013, 01:40:10 PM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
wow, now im in, 35MH/s = $5 a month... at max of 5W? now if i was going to repla…
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n/a | kramble | May 09, 2013, 03:40:41 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
I use very aggressive fitter settings, effort multiplier of 40, that's 2hours of…
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n/a | kramble | May 08, 2013, 08:12:52 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
two loop instead of 3 will increase design of 33 percen t, That's Incredible and…
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n/a | kramble | May 07, 2013, 05:02:09 PM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
I've tryed to fit a 2 loop with a 32 hasher, this could be fit in a DE0 Nano, af…
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n/a | kramble | May 07, 2013, 11:24:50 AM |
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Raspberry Pi Model B for use with Bitcoin CPU/GPU Bitcoin mining hardware
I'm running the slush proxy on a wheezy distribution that came pre-installed on…
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n/a | kramble | May 04, 2013, 11:02:27 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
I m currently playing with the DE0 Nano code from Kramble.And i ve a question, y…
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n/a | kramble | May 03, 2013, 03:32:43 PM |
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FGPA Mining with DE1 and Spartan3E Beginners & Help
What those errors means? Is the boarding receiving any data? Is it trying to pro…
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n/a | kramble | April 21, 2013, 04:06:43 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
The makomk_mod version fits using factor 2 (but all works are rejected, I don't…
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n/a | kramble | April 21, 2013, 03:30:24 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
So the question is, will any 150K gate fpga work with the full miner? or is ther…
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n/a | kramble | April 20, 2013, 03:52:43 AM |
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Official Open Source FPGA Bitcoin Miner (Last Update: April 14th, 2013) Hardware
the nano i was looking at does have "two CDs with the software necessary to 'com…
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n/a | kramble | April 19, 2013, 03:57:26 PM |
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Nanominer Announcement Hardware
40 MHash/s is probably not possible, the 28.3 should be possible, another desi…
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n/a | kramble | March 31, 2013, 12:52:46 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
What are the 384 bits for when it sends the new nonce and buffer?Is that wasted…
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n/a | kramble | March 29, 2013, 05:45:37 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
So what if I double altsource_probe width?Not possible. Max per channel is 256 b…
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n/a | kramble | March 29, 2013, 04:50:54 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
I've found some python code to calculate midstate in the stratum mining proxy.ht…
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n/a | kramble | March 26, 2013, 07:13:55 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
I grabbed this data using "bitcoind getwork" for the purpose of running it throu…
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n/a | kramble | March 26, 2013, 04:41:56 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
I've exhausted my google-fu on this, and basically got nowhere, but I'll dump my…
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n/a | kramble | March 25, 2013, 06:50:23 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Is this a typo in the code, which just happens to work because the way Verilog t…
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n/a | kramble | March 24, 2013, 10:21:12 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Now if I can just find 8% more resources so I can add in 1 more core I'll meet B…
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n/a | kramble | March 18, 2013, 08:17:24 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Are you still using the original mine.tcl script? This does getwork at a fixed r…
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n/a | kramble | March 18, 2013, 07:38:06 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
2) Will the TCL script handle multiple instances of the miner within a single FP…
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n/a | kramble | March 15, 2013, 09:47:07 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Looks to me that the pool is rejecting ALL of your shares! So either the fpga is…
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n/a | kramble | March 15, 2013, 08:28:17 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
The problem might also be related to the configuration of my bitcoind on localho…
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n/a | kramble | March 15, 2013, 07:52:53 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
1) What is the _rejected_ message and 100% rejection related to?Quote[03/15/2013…
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n/a | kramble | March 15, 2013, 05:30:18 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
My main concern is that I would somehow damage my clock source by running the mu…
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n/a | kramble | March 14, 2013, 12:14:31 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Finally got around to fiddling with my FPGA and getting it working. I'm running…
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n/a | kramble | March 14, 2013, 11:21:23 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Just to make sure we're on the same page, I just did the following ...BTW I'm us…
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n/a | kramble | March 13, 2013, 07:03:34 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Hi KhertanUnfortunately I'm not much of an expert in modelsim, so I'm probably n…
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n/a | kramble | March 13, 2013, 06:09:45 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
I'm interested, indeed. Did you share somewhere your modifications ? I'm current…
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n/a | kramble | February 25, 2013, 08:48:18 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
A (probably) final update on my experiences with the DE0-Nano, in case anyone ou…
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n/a | kramble | January 11, 2013, 10:01:29 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
The issue is that a $2 regulator "protects" itself but trashes the FPGA in the p…
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n/a | kramble | December 18, 2012, 08:22:36 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Hi HCNo contest there, the regulator is just protecting itself (to some degree a…
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n/a | kramble | December 17, 2012, 07:54:57 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Another quick update ...I've got a DE0-Nano running using a Raspberry Pi as a ho…
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n/a | kramble | November 09, 2012, 11:22:08 AM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
I've now started looking at the code in the DE2_115_makomk_mod branch, but I've…
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n/a | kramble | November 04, 2012, 01:55:23 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
On the FPGA heat, go looking on your PCB for the voltage regulators, then measur…
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n/a | kramble | November 02, 2012, 06:27:10 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Hi, if anyone's following my little saga, just a small confession. My figures f…
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n/a | kramble | November 02, 2012, 05:38:15 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
HCUseful comments.I must admit that when I started this project, getting involve…
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n/a | kramble | November 01, 2012, 07:32:40 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
I've been reading through sha256_transform.v, and while I've got a rough idea of…
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n/a | kramble | November 01, 2012, 06:18:38 PM |
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Official Open Source FPGA Bitcoin Miner (Spartan-6 Now Tops Performance per $!) Hardware
Hi, Newbie here, just started playing with fpgaminer on a DE0-Nano.I'm using the…
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n/a | kramble | November 01, 2012, 10:22:52 AM |
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