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Topic: GridSeed 5-chip USB miner voltage mod - page 78. (Read 156991 times)

donator
Activity: 1057
Merit: 1021
March 21, 2014, 02:51:38 PM
The 10 I modded yesterday seem to be rock solid at 938Mhz.  I have pushed the non-modded ones as far as I can without too many HW errors.  I will solder the rest if these are stable through the weekend.

I also used the --usb :50 command to break them up into 2 groups of 50 miners so I can see them all.

sr. member
Activity: 350
Merit: 250
Bitcoin Evengelist
March 21, 2014, 02:44:49 PM
For scrypt only: so what did you do with your fans. Just unscrew down to the chip and pluck them out? Smiley

Or

Just use a wirecutter and for now insulate the wires ... in case need to add them back?
sr. member
Activity: 378
Merit: 250
March 21, 2014, 02:32:23 PM
I'm a pro of decades of experience at soldering pcb's including micro form factors like the GS5s.
If anyone wants to ship their pods to me for modification, let me know via PM.
We'll work out something fair for both of us.
All I want is my time and materials covered.
If I accidentally brick it though, it's dead and I ain't paying to replace it!
Do not send me any weak performing miners that may already be damaged.
I'll check their performance before I mod them anyway and of course, after.
You get to pay me for that too Wink
Odds of my bricking your pod though are 1,000,000,000 to 1 against Wink
I have all the necessary commercial grade stuff. Soldering station etc.

Let me know.
Wolfey2014
sr. member
Activity: 378
Merit: 250
March 21, 2014, 02:19:43 PM
I'm chillin and seeing what others do in the long run with these volt mods. The only thing I'm doing is disconnecting the fans but I'm running in scrypt only so they are running just fine.

I'm with ya Wolfey.

Don't wait too long though; else the gridseeds will already become obsolete when the next model (1M+) comes out... I'd say in 3 months

Again, thanks.

Starting a new rumor eh? Wink Oh, what the heck, right?   Cheesy

Wolfey2014
sr. member
Activity: 378
Merit: 250
March 21, 2014, 02:16:08 PM
I am so happy to get rid of the controllers.  I had digital timers turning the power off every 2 hours for 1 minute to reset all the miners.  CGminer has been flawless so far.  Time to start soldering.

I'm starting to like CGminer more and more Wink
I'm holding off on the over-volt / over-current mods for a while yet to see what happens to the ones who do.
Getting positive results on the profit end is a good thing but, is it temporary or is it permanent? Will the uP's take it indefinitely or will they fail prematurely at some point? Only time will tell.
Wolfey2014


Oh cmon stop being so melodramatic. I say lets UP the voltage more and see what happens



heh heh! Well, I only need consider the source of that comment....(pic) what a pencil neck geek!
Anyway, I did actually mod one of my miners last night. Soldered the first 2 jumpers with a nice clean solder blob, being the old pro solderer I am Wink Been soldering electronics etc. since I was a kid. Done it professionally for years too.

So far, I'm clocking it at 900MHz and I've only seen the red nonce's a couple of times. Pool side says 400 to 454 or so on average. Never drops below 300 now where it used to before. Miner is running a bit warmer too. 112*F instead of *105. So I know it's hashing more hashes. Wink So far, so good!
Mo money mo money mo money mo money!

Cool!
Wolfey2014
sr. member
Activity: 350
Merit: 250
Bitcoin Evengelist
March 21, 2014, 02:12:29 PM
By the way, did anyone try mining nscrypt or scrypt-jane with these. Are they really ASIC-proof at the level of "N" today? Wink

Why can't KnC stuff in 16GB of memory on their ASIC board and wire it to the chips?
sr. member
Activity: 840
Merit: 251
March 21, 2014, 01:58:36 PM
A soldering gun probably wont work here. Your going to need a pretty fine pencil tip and a steady hand.

Something like this may work but I'm waiting a week to see how things go before modding my 10.

http://www.amazon.com/Wall-Lenk-L25K-Watt-Soldering/dp/B000M2UXTE/ref=sr_1_1?ie=UTF8&qid=1395424899&sr=8-1

I have my soldering station and some communications wire ready. Just waiting to see what the outcome is in a week or so also.
sr. member
Activity: 308
Merit: 250
March 21, 2014, 01:57:40 PM
A soldering gun probably wont work here. Your going to need a pretty fine pencil tip and a steady hand.

Something like this may work but I'm waiting a week to see how things go before modding my 10.

http://www.amazon.com/Wall-Lenk-L25K-Watt-Soldering/dp/B000M2UXTE/ref=sr_1_1?ie=UTF8&qid=1395424899&sr=8-1

yeah I have one like this with very thin tip, but mine is 40w. let us know if it worked with that
sr. member
Activity: 308
Merit: 250
March 21, 2014, 01:56:24 PM
I'm chillin and seeing what others do in the long run with these volt mods. The only thing I'm doing is disconnecting the fans but I'm running in scrypt only so they are running just fine.

I'm with ya Wolfey.

Don't wait too long though; else the gridseeds will already become obsolete when the next model (1M+) comes out... I'd say in 3 months

but for what price?? Wink could still be more affordable to have two or 3 of the actual ones runing

Don't forget the KnCs coming with 100Mh+ ... wouldn't be surprised if a few of them are already up and running in UAT/QA and mining stuff

sure and they are not the only ones www.mining-asics-technologies.com also are coming with them ( I'm Dutch and this is a Dutch company )

I belive that they will be reliable especially that they are parnered up with a very big German chip producer.

let's just hope that all the "little" people with GPU rigs and some gridseeds can still play the game a bit, and that this wont become just one market for the elite
sr. member
Activity: 350
Merit: 250
Bitcoin Evengelist
March 21, 2014, 01:55:50 PM
A soldering gun probably wont work here. Your going to need a pretty fine pencil tip and a steady hand.

Something like this may work but I'm waiting a week to see how things go before modding my 10.

http://www.amazon.com/Wall-Lenk-L25K-Watt-Soldering/dp/B000M2UXTE/ref=sr_1_1?ie=UTF8&qid=1395424899&sr=8-1
sr. member
Activity: 350
Merit: 250
Bitcoin Evengelist
March 21, 2014, 01:53:49 PM
I'm chillin and seeing what others do in the long run with these volt mods. The only thing I'm doing is disconnecting the fans but I'm running in scrypt only so they are running just fine.

I'm with ya Wolfey.

Don't wait too long though; else the gridseeds will already become obsolete when the next model (1M+) comes out... I'd say in 3 months

but for what price?? Wink could still be more affordable to have two or 3 of the actual ones runing

Don't forget the KnCs coming with 100Mh+ ... wouldn't be surprised if a few of them are already up and running in UAT/QA and mining stuff
sr. member
Activity: 308
Merit: 250
March 21, 2014, 01:51:02 PM
I'm chillin and seeing what others do in the long run with these volt mods. The only thing I'm doing is disconnecting the fans but I'm running in scrypt only so they are running just fine.

I'm with ya Wolfey.

Don't wait too long though; else the gridseeds will already become obsolete when the next model (1M+) comes out... I'd say in 3 months

but for what price?? Wink could still be more affordable to have two or 3 of the actual ones runing
sr. member
Activity: 840
Merit: 251
March 21, 2014, 01:50:13 PM

how do i use this version of cgminer with the newer gridseeds?? When i try using this version it says no deviced detected

Did you install the zadig drivers. Also start cgminer with no devices attached then plug the gridseeds in one at a time.


No i dont think i need the zadig drivers with my gridseed, its the new version so it uses the cm32 thing

cgminer regardless of what drivers it uses st32 or the cm32 drivers need zadiag drivers to run. your best bet is probably using bfg miner if you want to stick with the basic drivers that come with the gridseed.

you can find bfgminer here

http://cryptomining-blog.com/1396-download-bfgminer-3-10-0-for-windows-scrypt-mining-on-gridseed-5-chip-asics/

Also if you need help use this forum
https://bitcointalk.org/index.php?topic=494625.980
full member
Activity: 167
Merit: 100
March 21, 2014, 01:49:02 PM
I'm chillin and seeing what others do in the long run with these volt mods. The only thing I'm doing is disconnecting the fans but I'm running in scrypt only so they are running just fine.

I'm with ya Wolfey.

Don't wait too long though; else the gridseeds will already become obsolete when the next model (1M+) comes out... I'd say in 3 months
hero member
Activity: 616
Merit: 500
March 21, 2014, 01:48:10 PM
I am giving out 0.6BTC to the first to get his Gridseed miner stable at 1100 MHz (<10 HW error in 24h) and post the steps to mod the miner. So far I have managed to get it stable at 1013 MHz, but I feel we can push it further.

Are there rewards(donation) for higher frequencies?

1100 MHz and of course higher.  Smiley
full member
Activity: 167
Merit: 100
March 21, 2014, 01:41:12 PM
I am so happy to get rid of the controllers.  I had digital timers turning the power off every 2 hours for 1 minute to reset all the miners.  CGminer has been flawless so far.  Time to start soldering.

I'm starting to like CGminer more and more Wink
I'm holding off on the over-volt / over-current mods for a while yet to see what happens to the ones who do.
Getting positive results on the profit end is a good thing but, is it temporary or is it permanent? Will the uP's take it indefinitely or will they fail prematurely at some point? Only time will tell.
Wolfey2014


Oh cmon stop being so melodramatic. I say lets UP the voltage more and see what happens

newbie
Activity: 23
Merit: 0
March 21, 2014, 01:40:23 PM

how do i use this version of cgminer with the newer gridseeds?? When i try using this version it says no deviced detected

Did you install the zadig drivers. Also start cgminer with no devices attached then plug the gridseeds in one at a time.


No i dont think i need the zadig drivers with my gridseed, its the new version so it uses the cm32 thing
sr. member
Activity: 840
Merit: 251
March 21, 2014, 01:09:13 PM

how do i use this version of cgminer with the newer gridseeds?? When i try using this version it says no deviced detected

Did you install the zadig drivers. Also start cgminer with no devices attached then plug the gridseeds in one at a time.
newbie
Activity: 23
Merit: 0
March 21, 2014, 01:03:34 PM

how do i use this version of cgminer with the newer gridseeds?? When i try using this version it says no deviced detected
newbie
Activity: 46
Merit: 0
March 21, 2014, 11:10:21 AM
GridSeed docs are actually wrong, pll_BS is bit 31, and pll_BP is probably bit 30. If you look at the frequency tables in cgminer, you'll see that for frequencies >= 500 MHz, the highest bit is set.
Actually the gridseed version of cgminer sets bit30 low for 250/400/450mhz, and high for 500mhz and above just as they specified it in the docs.
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