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Topic: [DIY] - Reward $100 | Antminer S1/S3 Blade on Raspberry Pi - page 25. (Read 82132 times)

legendary
Activity: 1358
Merit: 1002
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1%

Epic !

timing is critical

my undervolt isnt the best, im getting 1.34 (53 GHs 74 Watt) 1 blade at 200 MHz and timing 60

do not be afraid to go below 2.8kOhm... if You would see my multimeter which I used You would laugh... as that guy says, it is not rocket engineering

ive been thinking of trying 2.56 (4.47 + 12 + 12 kohm :-p )

prommising results with 0.27 0781 - 103/108 ... more tommorow

redid my pensil mod, all just slight below 2 kohm - measured 0.75, 0.75, 0.76, 0.79 volts 200 MHz timing 60 53 GHs 62 Watts

i dont think i can push it any further with the pencil mod now. right now im running  51 GHs vs 59 Watt
legendary
Activity: 1358
Merit: 1002
I thought I'd missed something you put out earlier! Thanks for the pointer.

I managed to compile having made the changes to driver-bmsc.c, aka
replace memcpy((char *)&nonce, nonce_bin, sizeof(nonce_bin)); with memcpy((char *)&nonce, nonce_bin, sizeof(nonce));

Then issued:
./autogen.sh --enable-bmsc CFLAGS="-02 -Wall -W -march=i686" --host=i686-pc-mingw32
make

I did NOT include driver-icarus as has been suggested somewhere else, and the device was detected albeit with some issues. Below are the two screen shots i grabbed:

EDIT: I run the executable with the options: --bmsc-options 115200:0.6  --bmsc-freq 0F81





Exactly the same result without zadig) if  zadig is installed -no USB device detected

try --bmsc-options 115200:0.27  --bmsc-freq 0781

its a driver issue, not a read chip timer issue
full member
Activity: 238
Merit: 100
I thought I'd missed something you put out earlier! Thanks for the pointer.

I managed to compile having made the changes to driver-bmsc.c, aka
replace memcpy((char *)&nonce, nonce_bin, sizeof(nonce_bin)); with memcpy((char *)&nonce, nonce_bin, sizeof(nonce));

Then issued:
./autogen.sh --enable-bmsc CFLAGS="-02 -Wall -W -march=i686" --host=i686-pc-mingw32
make

I did NOT include driver-icarus as has been suggested somewhere else, and the device was detected albeit with some issues. Below are the two screen shots i grabbed:

EDIT: I run the executable with the options: --bmsc-options 115200:0.6  --bmsc-freq 0F81





Exactly the same result without zadig) if  zadig is installed -no USB device detected

try --bmsc-options 115200:0.27  --bmsc-freq 0781
newbie
Activity: 17
Merit: 0
I thought I'd missed something you put out earlier! Thanks for the pointer.

I managed to compile having made the changes to driver-bmsc.c, aka
replace memcpy((char *)&nonce, nonce_bin, sizeof(nonce_bin)); with memcpy((char *)&nonce, nonce_bin, sizeof(nonce));

Then issued:
./autogen.sh --enable-bmsc CFLAGS="-02 -Wall -W -march=i686" --host=i686-pc-mingw32
make

I did NOT include driver-icarus as has been suggested somewhere else, and the device was detected albeit with some issues. Below are the two screen shots i grabbed:

EDIT: I run the executable with the options: --bmsc-options 115200:0.6  --bmsc-freq 0F81

http://s18.postimg.org/dqch8g7yh/470_Err2.png

http://s28.postimg.org/hqshlfj6l/470_Err1.png

Exactly the same result without zadig) if  zadig is installed -no USB device detected
legendary
Activity: 1358
Merit: 1002
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1%

Epic !

timing is critical

my undervolt isnt the best, im getting 1.34 (53 GHs 74 Watt) 1 blade at 200 MHz and timing 60

do not be afraid to go below 2.8kOhm... if You would see my multimeter which I used You would laugh... as that guy says, it is not rocket engineering

ive been thinking of trying 2.56 (4.47 + 12 + 12 kohm :-p )

prommising results with 0.27 0781 - 103/108 ... more tommorow

redid my pensil mod, all just slight below 2 kohm - measured 0.75, 0.75, 0.76, 0.79 volts 200 MHz timing 60 53 GHs 62 Watts
full member
Activity: 238
Merit: 100
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1%

Epic !

timing is critical

my undervolt isnt the best, im getting 1.34 (53 GHs 74 Watt) 1 blade at 200 MHz and timing 60

do not be afraid to go below 2.8kOhm... if You would see my multimeter which I used You would laugh... as that guy says, it is not rocket engineering

ive been thinking of trying 2.56 (4.47 + 12 + 12 kohm :-p )

prommising results with 0.27 0781 - 103/108 ... more tommorow
legendary
Activity: 1358
Merit: 1002
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1%

Epic !

timing is critical

my undervolt isnt the best, im getting 1.34 (53 GHs 74 Watt) 1 blade at 200 MHz and timing 60

do not be afraid to go below 2.8kOhm... if You would see my multimeter which I used You would laugh... as that guy says, it is not rocket engineering

ive been thinking of trying 2.56 (4.47 + 12 + 12 kohm :-p )
full member
Activity: 238
Merit: 100
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1%

Epic !

timing is critical

my undervolt isnt the best, im getting 1.34 (53 GHs 74 Watt) 1 blade at 200 MHz and timing 60

do not be afraid to go below 2.8kOhm... if You would see my multimeter which I used You would laugh... as that guy says, it is not rocket engineering
legendary
Activity: 1358
Merit: 1002
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1%

Epic !

timing is critical

my undervolt isnt the best, im getting 1.34 (53 GHs 74 Watt) 1 blade at 200 MHz and timing 60
legendary
Activity: 1638
Merit: 1005
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1%

Epic !
legendary
Activity: 1358
Merit: 1002
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1%

theoritical it should be possible to get 100 GH vs 90 watts but depends on resistor setting and psu
full member
Activity: 238
Merit: 100
impossible just happened... 104GHS/109W  Cool 0.44 0781

edit: pool rej. 1% ... and there is NO special heat sink, only it lies on notebook cooler simmilar to this: http://www.alza.cz/cooler-master-d-lite-d331897.htm
full member
Activity: 238
Merit: 100
we need to read the chips fast enough for when the chips have anything to deliver, but not too fast to waiste time, and chip speed, so its a tradeoff.. the timings are the same as those found in the antminers config file versus speed.

edit:
on my test board with 200MHz and timing 100 vs timing 55 = aprox 5 GH lost if read to slow

even better with 0.44 - 93-4GHs/106-7W

seems like we need to make a speed vs timing list

sure, but as I have noticed, we use different blades, I have undervolted...

edit: it means I will have probably a litle bit different table... and at the moment, for me it is just fun, I have only 4 blades Smiley

mine is also undervolted with a pen, but im waiting for my solder paste to add a resistor in parallel to the other ones (i have 20 blades :-p )

i havnt done a decent job on my test board (74 watts / 52 GHs)


yep, I was also thinking about to solder it... would You share then how You did it? If I will be able to make cheap and easy box I will buy some blades and build unit, but only if get consumption low enough

edit: but it would be very difficult to get better then 1.17W/GHs... so...
legendary
Activity: 1358
Merit: 1002
we need to read the chips fast enough for when the chips have anything to deliver, but not too fast to waiste time, and chip speed, so its a tradeoff.. the timings are the same as those found in the antminers config file versus speed.

edit:
on my test board with 200MHz and timing 100 vs timing 55 = aprox 5 GH lost if read to slow

even better with 0.44 - 93-4GHs/106-7W

seems like we need to make a speed vs timing list

sure, but as I have noticed, we use different blades, I have undervolted...

edit: it means I will have probably a litle bit different table... and at the moment, for me it is just fun, I have only 4 blades Smiley

mine is also undervolted with a pen, but im waiting for my solder paste to add a resistor in parallel to the other ones (i have 20 blades :-p )

i havnt done a decent job on my test board (74 watts / 52 GHs)
full member
Activity: 238
Merit: 100
we need to read the chips fast enough for when the chips have anything to deliver, but not too fast to waiste time, and chip speed, so its a tradeoff.. the timings are the same as those found in the antminers config file versus speed.

edit:
on my test board with 200MHz and timing 100 vs timing 55 = aprox 5 GH lost if read to slow

even better with 0.44 - 93-4GHs/106-7W

seems like we need to make a speed vs timing list

sure, but as I have noticed, we use different blades, I have undervolted...

edit: it means I will have probably a litle bit different table... and at the moment, for me it is just fun, I have only 4 blades Smiley
legendary
Activity: 1358
Merit: 1002
we need to read the chips fast enough for when the chips have anything to deliver, but not too fast to waiste time, and chip speed, so its a tradeoff.. the timings are the same as those found in the antminers config file versus speed.

edit:
on my test board with 200MHz and timing 100 vs timing 55 = aprox 5 GH lost if read to slow

even better with 0.44 - 93-4GHs/106-7W

seems like we need to make a speed vs timing list
full member
Activity: 238
Merit: 100
we need to read the chips fast enough for when the chips have anything to deliver, but not too fast to waiste time, and chip speed, so its a tradeoff.. the timings are the same as those found in the antminers config file versus speed.

edit:
on my test board with 200MHz and timing 100 vs timing 55 = aprox 5 GH lost if read to slow

even better with 0.44 - 93-4GHs/106-7W
legendary
Activity: 1358
Merit: 1002
we need to read the chips fast enough for when the chips have anything to deliver, but not too fast to waiste time, and chip speed, so its a tradeoff.. the timings are the same as those found in the antminers config file versus speed.

edit:
on my test board with 200MHz and timing 100 vs timing 55 60 = aprox 5 GH lost if read to slow
full member
Activity: 238
Merit: 100
I am running now 2 blades each with own cp2102 connected to easy usb hub with cgminer 4.7.0 at avg 92GHs / 108W (really not bad 1.17W/GHs) with 0.6% pool rejections.  Cool



what are your settings?

sudo ./cgminer -c pool.conf --bmsc-options 115200 --bmsc-freq 0881

(nothing special in pool.conf)

blades are pencil undervolted (https://bitcointa.lk/threads/guide-undervolt-antminer-s1-1-19w-gh-at-the-wall.286480/)

are you running bitmaintechs branch?

if yes, could you try this:

sudo ./cgminer -c pool.conf --bmsc-options 115200:0.55 --bmsc-freq 0881

right now, if my assumtions are right, your running the timing at 100ms which means your not reading the chips fast enough

yes, seems be better a little bit... 92GHs/106W 0.02% err
and yes, your assumption is correct, default timeout is 100ms
legendary
Activity: 1358
Merit: 1002
I am running now 2 blades each with own cp2102 connected to easy usb hub with cgminer 4.7.0 at avg 92GHs / 108W (really not bad 1.17W/GHs) with 0.6% pool rejections.  Cool



what are your settings?

sudo ./cgminer -c pool.conf --bmsc-options 115200 --bmsc-freq 0881

(nothing special in pool.conf)

blades are pencil undervolted (https://bitcointa.lk/threads/guide-undervolt-antminer-s1-1-19w-gh-at-the-wall.286480/)

are you running bitmaintechs branch?

if yes, could you try this:

sudo ./cgminer -c pool.conf --bmsc-options 115200:0.55 --bmsc-freq 0881

right now, if my assumtions are right, your running the timing at 100ms which means your not reading the chips fast enough, therefor loosing a few GHs, in the same power usage.

edit:

of course i forgot to order any solder paste... doh! so ill have to wait until it arrives...
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