#avr | Logs for 2012-09-18

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[03:43:57] * megal0maniac has joined the atxmega club :)
[03:46:01] <megal0maniac> Can anyone explain this? "All Atmel AVR XMEGA devices use the 8/16-bit AVR CPU"
[06:34:16] <OndraSterver> but it is in czech, megal0maniac_ :P
[06:34:23] <OndraSterver> oh
[06:34:29] <OndraSterver> english :P
[06:34:52] <OndraSterver> it should leave prague today
[06:34:58] <OndraSterver> they pick it all up at about 1700 I think
[06:35:11] <megal0maniac_> Good stuff :)
[06:35:20] <jigsaw> hi
[06:35:23] <megal0maniac_> Thanks. Expecting it to take about 2 weeks
[06:35:27] <megal0maniac_> jigsaw: Hello
[06:35:34] <OndraSterver> I have never posted anything to ZAR :D
[06:35:41] <jigsaw> hows the avr hackery going
[06:35:51] <OndraSterver> awesome
[06:36:16] <OndraSterver> it is priority btw
[06:36:17] <megal0maniac_> I've posted my broken Sansa Fuze+ to CZ. Interesting, because I bought it in the US and live in ZA. But the RMA department is in CZ :)
[06:36:18] <OndraSterver> not economic
[06:36:22] <OndraSterver> :D
[06:36:40] <OndraSterver> usually unless they lose the package it arrives quickly
[06:36:48] <OndraSterver> but I have no idea how fast is your post there :)
[06:37:11] <megal0maniac_> Not very fast/good... :/
[06:37:12] <megal0maniac_> Brb
[06:48:34] <megal0maniac> Oh, I ended up buying that laptop screen cable on ebay. Hope it works...
[06:50:19] <megal0maniac> OndraSterver: Did you use PLL to overclock the xmega?
[06:51:46] <megal0maniac> Also, on your blinky example, you have 2 #include lines, but they don't include anything
[06:52:16] <theBear> hehe
[06:52:24] <theBear> that's hardly all inclusive
[06:55:27] <OndraSterver> megal0maniac, yes, I used xmega
[06:55:28] <OndraSterver> what includes?
[06:55:36] <OndraSterver> oh
[06:55:37] <OndraSterver> lol
[06:55:38] <OndraSterver> fail
[06:55:53] <megal0maniac> It might complie, but... Yeah :)
[06:56:16] <OndraSterver> error while doing syntax colours
[06:56:31] <OndraSterver> oh no!
[06:56:32] <OndraSterver> lol
[06:56:38] <OndraSterver> <span class="codeBlue">#include</span> <avr/io.h>
[06:56:38] <OndraSterver> <span class="codeBlue">#include</span> <util/delay.h>
[06:56:39] <OndraSterver> fail
[06:58:43] <theBear> hehe
[06:58:54] <theBear> better than a real error-fail :)
[06:59:00] <theBear> i forgive you for that
[06:59:08] <megal0maniac> Cyclic redundancy check
[06:59:20] <megal0maniac> That used to make my heary sink
[06:59:26] <megal0maniac> *heart
[07:00:22] <megal0maniac> And then, OndraSterver, I know you used xmega :) I was asking if you used PLL to overclock it.
[07:02:14] <OndraSterver> xrd
[07:02:15] <OndraSterver> yes
[07:02:16] <OndraSterver> I used PLL :D
[07:02:24] <OndraSterver> based on the 32MHz RC
[07:02:30] <OndraSterver> which is divided by four till it reaches the PLL
[07:02:36] <OndraSterver> and then you can divide it by 2 one more time
[07:02:45] <OndraSterver> so you get steps of 4MHz
[07:02:57] <OndraSterver> honestly - if it all works on 64MHz I wouldn't push it anywhere higher :)
[07:05:15] <OndraSterver> but! you won't be able to use 32MHz RC as base clock for PLL
[07:05:19] <OndraSterver> if you want to use USB :)
[07:05:32] <OndraSterver> because the 32MHz RC is tuned into 48MHz for USB
[07:09:29] <megal0maniac> In the docs I think I saw another 2mhz clock. Can't you use that with PLL?
[07:10:19] <OndraSterver> you can
[07:10:24] <OndraSterver> but PLL goes only 1 - 31 times multiplier :)
[07:10:28] <OndraSterver> so only 62MHz
[07:10:39] <OndraSterver> which is still TOO MUCH :P
[07:10:47] <megal0maniac> too much?
[07:10:52] <OndraSterver> well beyond specs
[07:11:03] <OndraSterver> the sample code shows use of 2MHz RC that is PLLed onto 32MHz
[07:11:10] <OndraSterver> and calibrated by the 32kHz oscillator
[07:16:11] <megal0maniac> So many options :)
[07:17:29] <OndraSterver> when I compared the 2MHz RC calibrated by the 32kHz * 16 @ PLL vs 32MHz RC calibrated by the 32khz there was zero clock difference really
[07:17:34] <OndraSterver> the 32kHz is calibrated to 0.5%
[07:17:39] <OndraSterver> 32.768kHz to be precise
[07:17:50] <OndraSterver> the 2MHz and 32MHz are each 2%
[07:18:02] <OndraSterver> that's why initializing clock for USB is so long code :)
[07:18:06] <OndraSterver> so many registers
[07:18:37] <OndraSterver> DFLL2M, DFLL32M, PLL, OSC, CLK
[07:31:00] <megal0maniac> Lots of reading to do...
[07:34:09] <OndraSterver> megal0maniac, http://pastebin.com/vaEPRsdW
[10:06:07] <megal0maniac> Hate my job so much. Somebody employ me?
[10:22:20] <timemage> megal0maniac, "disgruntled employee for hire" probably not the best approach. =)
[10:23:14] <megal0maniac> timemage: It's more desperation :)
[10:23:45] <megal0maniac> A cry for help
[10:24:30] <megal0maniac> I'm playing the role of "technical receptionist"
[10:25:00] <timemage> megal0maniac, heh, i was thinking maybe it was "letter carrier"
[10:25:16] <timemage> megal0maniac, so, you answer phones for tier one tech support or something?
[10:27:17] <megal0maniac> Luckily no. I work at a multimedia college. At 5pm when everyone else leaves, I stay at the front desk and provide tech support to students in the recording studios and with any IT related stuff. And I make studio bookings and sign equipment in and out.
[10:28:19] <megal0maniac> However, this week I'm working from 12pm (midday) until 9pm. Which means I get to be around all the wonderful people.
[11:28:46] <OndraSterver> megal0maniac, use 24h mode freely, the US will adjust :)
[11:29:13] <OndraSterver> just as metric units
[11:29:16] <OndraSterver> they will have to adjust
[11:29:18] <OndraSterver> now or tomorrow
[11:29:19] <OndraSterver> doesn't matter
[11:29:21] <OndraSterver> BUT THEY WILL!
[11:30:05] <megal0maniac> I always feel the need to specify when it's 12pm
[11:30:14] <OndraSterver> just use 24h mode
[11:30:16] <OndraSterver> boom, fixed
[11:30:25] <megal0maniac> 12H00
[11:30:31] <OndraSterver> 1200 is enough :)
[11:30:32] <OndraSterver> military time ftw
[11:30:50] <megal0maniac> I actually typed that first, and it looked silly :)
[11:31:02] <OndraSterver> I use military time on the internet for the past year
[11:31:05] <OndraSterver> and everybody understands it :)
[11:31:12] <OndraSterver> I have been using*
[11:31:19] <OndraSterver> bloody tenses...
[11:31:23] <Vutral> hi
[11:31:23] <tobbor> Vutral! like, totally tell us about the project!
[11:31:27] <OndraSterver> lol
[11:31:28] <OndraSterver> hi
[11:31:42] <Vutral> which project ?
[11:31:51] <OndraSterver> Vutral, he is a bot :D
[11:31:59] <theos> :P
[11:32:00] <Vutral> lololol
[11:32:04] <Vutral> hi
[11:32:04] <tobbor> Vutral! like, totally tell us about the project!
[11:32:08] <theos> hello
[11:32:08] <tobbor> hi theos.
[11:32:20] <Vutral> mhm
[11:32:23] <Vutral> lol tobbor
[11:32:28] <Vutral> tobbor, helloo
[11:32:37] <theos> he just says hi
[11:32:53] <Vutral> http://www.healthy.net/Health/Essay/The_Danger_in_Household_Cleaning_Products/721
[11:32:59] <Vutral> a bit ot
[11:33:25] * Corwin pokes OndraSterver
[11:33:31] <Corwin> want my money?
[11:33:37] <OndraSterver> sure
[11:33:39] <OndraSterver> want my xboard?
[11:33:42] <OndraSterver> to be your xboard?
[11:33:45] <Corwin> not really
[11:33:48] <theos> :P
[11:33:50] <OndraSterver> heh
[11:33:55] <Corwin> :)
[11:34:08] <OndraSterver> you should have wrote me 4 hours ago, when I was at post with megal0maniac 's one :P
[11:34:30] <Corwin> i was brain dead 4 hours ago
[11:34:34] <OndraSterver> ah
[11:34:38] <megal0maniac> Corwin: You want it
[11:34:40] <megal0maniac> I think
[11:34:40] <OndraSterver> :D
[11:34:49] <megal0maniac> I'm speculating because mine is in...
[11:34:55] <Vutral> mhm
[11:34:59] <Vutral> blabla
[11:35:08] <Corwin> baaaaaaaaaaaaaaa
[11:35:10] <Vutral> i want bga cortex ^^
[11:35:18] <megal0maniac> Praha
[11:35:25] <OndraSterver> "I want BGA cortex but without needing 6 layered board"
[11:35:34] <OndraSterver> megal0maniac, = Prague :P
[11:35:40] <Vutral> 6 layer board well
[11:35:45] <Vutral> thats a bit difficult to etch
[11:35:45] <Vutral> ^^
[11:35:48] <OndraSterver> yep
[11:35:50] <Corwin> i want quantum chips
[11:35:52] <OndraSterver> heh
[11:35:57] <Vutral> but still i want it
[11:35:58] <Vutral> ^^
[11:36:02] <Vutral> hey you know this pidgets stuff
[11:36:02] <OndraSterver> hmm I had this crazy idea like... 3 years ago
[11:36:05] <Vutral> its expensive trash
[11:36:07] <OndraSterver> plug 486 CPU to breadboard
[11:36:11] <Vutral> ^^
[11:36:18] <Vutral> i got a amd k7
[11:36:19] <Vutral> brand new
[11:36:26] <Vutral> ^^
[11:36:32] <Vutral> 400 mhz
[11:36:34] <Vutral> never used *g*
[11:36:42] <OndraSterver> yeah but 64bit or whatever data bu
[11:36:43] <OndraSterver> s
[11:36:43] <Corwin> who cares about amd?
[11:36:47] <OndraSterver> 486 has only 32 or 16bit still
[11:36:48] <OndraSterver> nobody
[11:36:52] <Vutral> yeah
[11:36:55] <OndraSterver> I like my Sandie
[11:36:57] <Vutral> a amd k7 is a 32 bit
[11:37:00] <Vutral> 400 mhz lol
[11:37:02] <Vutral> ^^
[11:37:05] <OndraSterver> 32bit core
[11:37:07] <OndraSterver> but not data bus
[11:37:08] <Vutral> that was fast
[11:37:15] <OndraSterver> pentium had 64bit data bus I think
[11:37:20] <OndraSterver> current CPUs have... 256bit?
[11:37:24] <Vutral> yeah
[11:37:27] <Vutral> sse or whut
[11:37:27] <Vutral> ^^
[11:37:32] <OndraSterver> ..
[11:37:34] <OndraSterver> I said data bus
[11:37:36] <Vutral> rdma is nicer
[11:37:53] <Vutral> its annoying if you cant offload everything *g*
[11:38:00] <Corwin> i like pentium 3 in Slot1 ... its easy to solder stuff to that
[11:38:13] <Vutral> more important anyway is the interrupt routing
[11:38:18] <Vutral> and message signaled interrupts
[11:38:21] <Vutral> ^^
[11:38:33] <OndraSterver> hmm I still have some slot1 CPUs
[11:38:39] <OndraSterver> two or three
[11:38:42] <OndraSterver> but older P II based stuff
[11:38:48] <Corwin> i still have *lot* of slot1 CPUs
[11:38:54] <Corwin> about 20
[11:38:56] <OndraSterver> heh
[11:38:59] <Vutral> Corwin, put them on ebay
[11:39:01] <OndraSterver> how big is your garage? :D
[11:39:03] <Vutral> starting price 5000 dollar
[11:39:04] <Vutral> ^^
[11:39:06] <OndraSterver> lol
[11:39:08] <Corwin> lol
[11:39:19] <Vutral> you can say jesus gave them to you
[11:39:33] <OndraSterver> works for the US
[11:39:37] <Corwin> :D
[11:39:38] <Vutral> yeah
[11:39:39] <Vutral> *g*
[11:39:49] <OndraSterver> what is the *g* thing?
[11:40:44] <Vutral> a grin
[11:40:45] <Vutral> why ?
[11:40:50] <OndraSterver> just asking
[11:43:06] <Corwin> ok, time to do some reading .... TEA5767 datasheet
[11:43:16] <OndraSterver> I prefer coffee3273
[11:43:26] <Corwin> :D
[11:43:40] <OndraSterver> you must have expected that :P
[11:44:36] <Corwin> wonder if philips expected that :)
[11:44:47] <OndraSterver> hmm FM stereo
[11:44:52] <OndraSterver> who uses FM nowadays? :D
[11:44:57] <OndraSterver> even Apple does not!
[11:45:18] <Corwin> just because they couldnt pattent it
[11:45:29] <OndraSterver> that could be the reason
[11:45:49] <OndraSterver> I think they actually have some patent on FM
[11:45:51] <OndraSterver> radio
[11:49:13] <Corwin> well... its just that i have 4 modules with that chip... want to use them for something
[11:50:42] * megal0maniac goes looking for coffee
[11:57:19] <megal0maniac> Think it's time to look at datasheets and the AVR 8bit instruction set
[11:57:34] <megal0maniac> OndraSterver: What do they mean by the atxmega being 8/16bit?
[12:00:21] <Corwin> OndraSterver, can you share current photo of the board?
[12:00:24] <OndraSterver> 8bit registers, which can work as 16bit for some instructions, and that peripherals are mostly 16bit
[12:00:28] <OndraSterver> Corwin, if I had some... :)
[12:00:34] <OndraSterver> ask me tomorrow when there is more light
[12:00:38] <OndraSterver> it is too dark for my phone already
[12:00:42] <Corwin> :D
[12:01:26] <Corwin> okey
[12:01:43] <OndraSterver> bloody nokia with carl zeiss - it has somehow effed up optics
[12:01:55] <OndraSterver> it fails to focus unless there is 100% light
[12:02:04] <OndraSterver> friend's l800 is working fine
[12:02:06] <OndraSterver> I should RMA mine
[12:02:16] <OndraSterver> but I don't have microSIM -> SIM adapter :)
[12:02:21] <OndraSterver> to put it back to my other phone
[12:02:31] <Corwin> make one
[12:02:38] <OndraSterver> or just wait for l920 to come out... :D
[12:03:09] <Corwin> i need a cookie
[12:03:22] <OndraSterver> some dude yesterday offered me some vegetarian cookies or whatever
[12:03:28] <OndraSterver> or that those cookies were made in some vegetarian pub
[12:03:29] <OndraSterver> no idea
[12:03:35] <OndraSterver> I was walking to the school
[12:03:46] <Corwin> "bebe dobre rano" ?
[12:03:47] <Corwin> :D
[12:03:49] <OndraSterver> LOL no
[12:03:54] <OndraSterver> it was some unnamed crap
[12:04:02] <OndraSterver> so I started talking to him in English
[12:04:07] <OndraSterver> then I asked him whether he ever ate a meat
[12:04:15] <OndraSterver> he didn't know what "meat" means
[12:04:23] <OndraSterver> so I made sounds like cow, pig... :D
[12:04:27] <Corwin> :D
[12:04:48] <Corwin> good to know im not the only one crazy here :)
[12:05:01] <OndraSterver> then he tried to say that after he made a promise to become a vegetarian he hasn't had meat since
[12:05:09] <OndraSterver> and kept trying to give me the cookies
[12:05:18] <OndraSterver> I told him "sorry, gotta go" and quickly went away
[12:05:23] <megal0maniac> You should've bought one and put it in the box with the xboard :D
[12:05:27] <OndraSterver> :D
[12:05:45] <OndraSterver> xboards are packed up for a week or so already
[12:07:01] <OndraSterver> btw Corwin I stopped at my middle school... I tried using my old ISIC whether it still works... AND IT DOES! lmao
[12:07:08] <OndraSterver> the IT admin _STILL_ hasn't deleted old accounts
[12:07:24] <OndraSterver> even though he deletes them on the beginning of holiday and adds them back on the beginning of the school year again
[12:07:41] <OndraSterver> I do wonder why he keeps adding always people who do not study at the school anymore..
[12:09:51] <OndraSterver> also I was at Mironet today regarding interview... 3 pages of questions I had to answer... then he just took a look and in 5 seconds said "yeah, you know more than I do."
[12:09:53] <OndraSterver> :(
[12:09:58] <OndraSterver> it took me like 15 minutes to write it all!
[12:10:16] <OndraSterver> (Mironet = czech IT shop)
[12:10:22] <megal0maniac> That's not a bad thing...
[12:10:43] <OndraSterver> yes
[12:10:46] <OndraSterver> but it took me so long :(
[12:10:53] <OndraSterver> I haven't hand written anything in the past 4 months
[12:10:57] <OndraSterver> since I graduated
[12:11:01] <OndraSterver> computer ftw
[12:11:29] <OndraSterver> megal0maniac, also I wasn't sure about your address - it has got like 5 or 6 lines... I had issues fitting it into the paper on the post :D
[12:11:36] <megal0maniac> Lol
[12:11:54] <Corwin> hehe... my current boss wanted me to do interview at Mironet too :)
[12:12:14] <megal0maniac> Corwin: You also based in CZ?
[12:12:18] <Corwin> yes
[12:12:52] <megal0maniac> Some of the "IT" people here are clueless. In all honesty, it's most of them
[12:13:40] <megal0maniac> On one of my clients' modem, the DSL light was on but not the internet light.
[12:14:32] <megal0maniac> A "technician" from the telecoms, and therefore internet company (and also their ISP) tested their line with his own modem, and determined that their modem was faulty and needed replacing
[12:15:31] <megal0maniac> I logged into the modem and saw that the username and password fields were clear, so it wasn't authenticating. Turns out that a relative had pushed the reset button.
[12:15:58] <megal0maniac> But the "technician" couldn't figure this out.
[12:16:15] <Corwin> same here.... when its not working, replace it
[12:18:21] <megal0maniac> But it's crazy. Anyone who knows how DSL works knows that a lack of internet light means failed authentication. I figured that much out by just walking into the room. And I'm not even claiming to be an expert
[12:30:13] <megal0maniac> Finally getting Debian up and running
[12:31:33] <megal0maniac> Will probably end up hating and deleting it, like with every other distro so far :/
[12:32:12] <OndraSterver> :D
[12:32:14] <OndraSterver> yep
[12:32:24] <OndraSterver> I have debian in VM just because of school
[12:32:29] <OndraSterver> (can't imagine doing gentoo on SSD)
[12:33:10] <megal0maniac> Tried Gentoo once
[12:33:37] <megal0maniac> I was about 14 and had a comp-sci masters student helping me.
[12:34:06] <megal0maniac> Got a base system running, but neither of us could get a window manager to work. Was a good learning experience though
[12:34:25] <OndraSterver> I had gentoo running with X on fairly old laptop
[12:34:27] <OndraSterver> without distcc!
[12:34:33] <OndraSterver> it ran like 48 hours straight
[12:34:36] <OndraSterver> fairly old = P III
[12:34:38] <OndraSterver> lol
[12:35:02] <megal0maniac> I must admit, this Debian install is also in a VM
[12:36:10] <OndraSterver> hehe
[12:36:13] <OndraSterver> simpler to delete
[12:37:54] <megal0maniac> Display isn't scaling :/
[12:38:49] <OndraSterver> we have got some Sunray servers with SunOS 5.10
[12:38:51] <OndraSterver> aka Solaris 10
[12:38:54] <OndraSterver> to which we can connect
[12:39:02] <OndraSterver> bloody hell, why can't we have just regular x64 servers instead?!
[12:39:08] <OndraSterver> who needs remote GUI
[12:39:23] <OndraSterver> one needs SSH just to tunnel into school network just to use the crappy software we have to
[12:39:39] <OndraSterver> because doing the math manually is not 1337 anymore supposedl
[12:39:40] <OndraSterver> y
[12:39:43] <OndraSterver> electronics maths :(
[12:44:42] <megal0maniac> I'm confused as to why you need to ssh into a machine to do maths...
[12:44:50] <Corwin> OndraSterver, want pentium3, 1ghz server?
[12:46:48] <asteve> Corwin: i wonder how the raspberry pi would compare in compute speed with a pentium 3
[12:47:00] <Corwin> hehe
[12:47:21] <Corwin> maybe i should order one and do some benchmarks :)
[12:48:47] <asteve> Corwin: i recommend it
[12:49:02] <asteve> you really have to consider it as a computer and not a controller
[12:49:21] <megal0maniac> That's why I ended up not getting one
[12:49:31] <Corwin> you have one, asteve?
[12:49:56] <asteve> Corwin: ya, I loaded it up with the raspi debian clone last saturday
[12:50:12] <megal0maniac> Well I'm currently hating on Debian
[12:50:16] <asteve> if you want to interact with something you'd probably write a USB driver
[12:50:21] <asteve> which is kind of cool
[12:51:07] <Corwin> well... first i will have to find distributor that would ship here for less then price of RaspPi itself
[12:51:29] <megal0maniac> Corwin:
[12:51:33] <megal0maniac> I can do that
[12:51:48] <megal0maniac> XD
[12:52:26] <megal0maniac> A courier company here quoted my the equivalent of EUR90 to ship an mp3 player to CZ
[12:52:47] <megal0maniac> Ended up doing it through the post office for 92% cheaper
[12:53:35] <jacekowski> from CN?
[12:54:24] <megal0maniac> From ZA
[12:54:35] <megal0maniac> Postage from CN is insanely cheap
[12:55:14] * megal0maniac deletes Debian VM
[12:55:54] <megal0maniac> Also, I've found this stupid "bug" with Windows 7. You can't hibernate if you're dual-booting Windows and Linux
[12:56:05] <RikusW> megal0maniac: I paid like R25 to send a U2S to vectory in Germany
[12:56:23] <RikusW> thats like 3 euro
[12:56:39] <Corwin> thats nice
[12:56:53] <megal0maniac> RikusW: That's insanely cheap... Post office charged me about R60 total for the mp3 player. Should check again :/
[12:58:16] <RikusW> megal0maniac: there was no insurance or tracking number, it took about a week
[12:58:20] <RikusW> err 2 weeks
[12:58:38] <RikusW> for a tracking number it would've been R134 instead
[12:59:03] <megal0maniac> Still pretty good. Mine was insured for R100 XD The tracking number was only good until it left ZA
[12:59:29] <megal0maniac> With all the horror stories, I don't know if I trust SAPO
[13:00:05] <RikusW> seems they have improved somewhat recently
[13:00:18] <Corwin> i really hate UPS
[13:00:19] <RikusW> just after 1994 it was a nightmare....
[13:01:26] <RikusW> too many newly recruited people had an entitlement attitude back then
[13:01:55] <RikusW> megal0maniac: still it was unexpectedly cheap :)
[13:02:20] <megal0maniac> "had an entitlement attitude back then"
[13:02:24] <megal0maniac> You make me laugh :)
[13:02:43] <RikusW> did I put it too mildly ? :-P
[13:03:12] <megal0maniac> Well I personally don't think it's changed. Maybe isn't as bad, but it's still a problem
[13:03:28] <megal0maniac> This being the view of a 20-year old
[13:03:29] <RikusW> they think everything belongs to then, so there is nothing wrong with stealing from us....
[13:03:32] <RikusW> *them
[13:03:37] <megal0maniac> Who was 2 years old in 1992
[13:03:40] <megal0maniac> *1994
[13:04:53] <RikusW> and we do have quite a problem with theft over here.... :S :-/
[13:04:56] <OndraSterver> Corwin, hmm?
[13:05:07] * megal0maniac stops talking about it before he starts raging
[13:05:07] <Corwin> lol... $40 for RaspPi... and $97 for "express saver" UPS
[13:05:13] <OndraSterver> lol
[13:05:13] <RikusW> VERY VERY annoying when you can find your tools.... :S
[13:05:20] <jacekowski> rpi is useless
[13:05:20] <OndraSterver> I was 2 years old in 1994
[13:05:29] <RikusW> megal0maniac: good idea ;)
[13:05:30] <OndraSterver> Corwin, what's that server? :D
[13:05:36] <megal0maniac> OndraSterver: Yes. We were talking about you
[13:05:36] <jacekowski> it's slower than any android phone you can buy for $40 on ebay
[13:05:41] <megal0maniac> -.-
[13:05:59] <Corwin> that server is just about 15 kg of heavy stuff
[13:06:08] <OndraSterver> haha
[13:06:10] <OndraSterver> what is it?
[13:06:15] <OndraSterver> I used to have ibm eserver x330 or 331
[13:06:18] <OndraSterver> or something liek that number
[13:06:19] <OndraSterver> like*
[13:06:23] <Corwin> hp dl360
[13:06:24] <megal0maniac> Hey, this is nice: http://www.atmel.com/About/corporate/University/resources/partners.aspx
[13:06:38] <OndraSterver> g5 I presume?
[13:06:42] <Corwin> no
[13:06:45] <RikusW> OndraSterver: actually we are talking about the previously disadvantaged, no unfairly advantaged south africans.....
[13:06:50] <Corwin> just DL360
[13:06:52] <Corwin> no G
[13:06:53] <OndraSterver> oh
[13:07:05] <RikusW> *now
[13:07:25] <OndraSterver> I remember shipping that ibm eserver to somewhere :D
[13:07:33] <OndraSterver> it was 17kg box
[13:07:37] <OndraSterver> they almost refused to send it
[13:07:44] <OndraSterver> because here is the limit to 20kg parcels
[13:08:21] <OndraSterver> what would I use that for...
[13:08:28] <OndraSterver> my current server is 1.8GHz Celeron 430 :)
[13:08:29] <OndraSterver> at home
[13:09:05] <megal0maniac> I'm considering one of those point-of-sale machines which run on 12V
[13:09:12] <megal0maniac> As a server
[13:09:17] <megal0maniac> OR, to put in my car :D
[13:09:33] <OndraSterver> hehe
[13:09:39] <OndraSterver> some Atom boards were 12VIN
[13:09:39] <Corwin> i want heart rate monitor
[13:09:45] <OndraSterver> build one?
[13:10:30] <megal0maniac> Thinking about it
[13:10:38] <RikusW> Corwin: you can do much more with an ECG than measure bpm....
[13:11:25] <RikusW> if you analyze the P QRS T waves quite a bit of info can be obtained
[13:11:41] <RikusW> R would be the big spike
[13:12:07] <RikusW> for bpm only thats what you would measure
[13:13:57] <megal0maniac> OndraSterver: http://www.atmel.com/forms/univ-reg-sponsorship.aspx
[13:14:53] <OndraSterver> megal0maniac, as in that Atmel would sponsor the school? :D
[13:14:55] <OndraSterver> would be nice
[13:15:12] <megal0maniac> No, submit for your xboard :P
[13:15:22] <OndraSterver> heh
[13:15:24] <megal0maniac> Woth a shot, I suppose.
[13:15:33] <megal0maniac> Can't hurt
[13:15:43] <OndraSterver> there is some competition or what?
[13:16:16] <megal0maniac> No, it's just a request for sponsorship for a competition OR project
[13:16:36] <OndraSterver> oh
[13:16:40] <megal0maniac> RikusW: Since you have some experience with SMPS, how difficult would it be to make one which takes a 12V input?
[13:16:56] <OndraSterver> and turn it into..?
[13:17:00] <megal0maniac> Instead of 220V
[13:17:45] <OndraSterver> I thought about changing the LDO for SMPS on xboard, it would fit on coco, but it would be right below USB data lines
[13:17:53] <OndraSterver> which is dangerous place to put switching thing :)
[13:17:54] <RikusW> megal0maniac: 12V to ?v?
[13:18:25] <RikusW> megal0maniac: do you mean converting a PC smps to 12V input ?
[13:18:31] <megal0maniac> Pretty much
[13:18:38] <OndraSterver> oh
[13:18:42] <OndraSterver> "not happening"
[13:18:56] <megal0maniac> Lol
[13:19:06] <RikusW> PCs use 12V inside anyways....
[13:19:23] <RikusW> but at too high current for linear regulation
[13:19:31] <OndraSterver> yep
[13:19:35] <OndraSterver> tens of amps :)
[13:19:47] <RikusW> megal0maniac: I've thought about building such a supply more than once
[13:20:16] <RikusW> it will basically be a buck/boost converter to regulate the power supplied to the PC
[13:20:28] <RikusW> it should easily be able to use 12 - 24V
[13:20:45] <OndraSterver> aren't buck-boost only for smaller currents? :(
[13:21:15] <RikusW> the windings on a standard PC smps is the wrong ratio... its meant for 350Vdc to 12V....
[13:21:18] <RikusW> OndraSterver: not sure
[13:21:28] <RikusW> I haven't designed smps yet
[13:21:28] <OndraSterver> the ones I saw were
[13:21:38] <RikusW> well, maybe 2 or so
[13:22:02] <RikusW> but those were probably not optimal, but it worked
[13:22:36] <RikusW> I still want to build a 12V or maybe 48V to 220Vac converter
[13:22:59] <RikusW> a 3kW sinewave one is like R9000 ~~ 900E
[13:23:27] <RikusW> my biggest problem is obtaining ferrite cores
[13:23:39] <RikusW> and those at RS is crazily expensive
[13:23:50] <megal0maniac> Most are modified square, from what I've seen
[13:23:55] <megal0maniac> Because it's cheaper
[13:24:09] <RikusW> using a BIG iron core transformer....
[13:24:26] <OndraSterver> isn't modified sine actually two squares?
[13:24:32] <RikusW> I managed to salvage a ferrite core from an old CRT
[13:24:52] <RikusW> unwound it and rewound it myself
[13:27:10] <megal0maniac> Sorry, I meant modified sine :)
[13:31:43] <RikusW> Vutral: never joined ##medicine before ?
[13:34:10] * megal0maniac joins ##medicine
[13:34:50] <RikusW> there is not much going on there....
[13:35:16] <RikusW> megal0maniac: interested in medical stuff as well ?
[13:35:45] <megal0maniac> Yes. Don't know a heck of a lot, but yes. That and psychology
[13:36:23] <RikusW> I've read quite a bit, I like the Naturopathic approach better
[13:36:56] <RikusW> the cause must be addressed not only symptoms...
[13:37:16] <RikusW> conventional medicine usually only treats simptoms
[13:42:38] <RikusW> megal0maniac: have you noticed much medical terminology is derived from either greek or latin ?
[13:42:59] <megal0maniac> Yes. Botany too :P
[13:44:00] <RikusW> Botany is latin :-P
[13:51:05] <megal0maniac> Languages are interesting too.
[13:52:27] * RikusW knows a little Hebrew and Greek
[14:14:30] <megal0maniac> RikusW OndraSterver: Can I program the xboard with the U2S? :P
[14:14:39] <OndraSterver> that depends
[14:14:44] <OndraSterver> does U2S support properly PDI?
[14:14:50] <OndraSterver> there is USB bootloader preprogrammed
[14:15:52] <megal0maniac> Does LUFA AVRISP MKII support PDI?
[14:15:57] <OndraSterver> yes
[14:16:04] <megal0maniac> Good :)
[14:16:26] <OndraSterver> you might need to add 22pf cap between CLK line and ground - I am not sure if it is Dragon-specific thing or not
[14:27:53] <OndraSterver> I think I haven't tested the PDI on your board, megal0maniac, but there is no reason for it to not work, since all the rest of pins work :P
[14:29:07] <megal0maniac> I'll let you know if it doesn't :P
[14:31:15] <RikusW> megal0maniac: using the avrisp mkii and a level translator sure you can
[14:31:31] <megal0maniac> Oooh... Level translator...
[14:31:42] <megal0maniac> Why won't it work if I just run the U2S at 3V3?
[14:31:47] <RikusW> U2S is 5V and xboard 3v3
[14:32:19] <OndraSterver> 5V will kill xboard :)
[14:32:22] <OndraSterver> it is written there :P
[14:32:30] <megal0maniac> But won't it be 3V3 logic if I'm running it at 3V3?
[14:32:39] <RikusW> I'd recommend that you give the xboard its own power supply and a level translator
[14:32:54] <megal0maniac> Hmmm...
[14:33:01] <megal0maniac> I shall revisit this when it arrives
[14:33:03] <RikusW> megal0maniac: the LUFA mkii use 16MHz which needs 5V
[14:33:09] <megal0maniac> Ah.
[14:33:33] <megal0maniac> Then I'll have to make a board to go between the 2
[14:33:39] <RikusW> you've seen that simple mosfet + 2x 10k circuit right ?
[14:33:52] <megal0maniac> No?
[14:33:56] <megal0maniac> Don't think so
[14:33:59] <megal0maniac> Heard of it
[14:34:11] <RikusW> 2n7002 was used iirc
[14:34:29] <megal0maniac> Can get that from RS with free courier :P
[14:35:26] <megal0maniac> Should be able to stick one on veroboard...
[14:35:36] <RikusW> I've built a level translator board with both the JTAG and ISP pinouts on it
[14:36:07] <megal0maniac> Maybe I should buy your one :P
[14:37:41] <RikusW> megal0maniac: it was built on perfboard.... and only one, I used bipolar instead, it works sort of, only down to 3v3 not 1v8 like the mosfets
[14:39:01] <megal0maniac> Does SOT23 fit on veroboard?
[14:40:55] <megal0maniac> Hmmm... Think I can make it work. Anyway, I'll revisit this when it arrives :)
[14:41:05] <megal0maniac> I'm off now, home time :)
[14:41:20] <megal0maniac> gn
[16:03:30] <megal0maniac> I almost feel bad for buying stuff worth EUR0.60 and getting free courier :P
[16:04:03] <OndraSterver> courier?
[16:04:05] <OndraSterver> from where?
[16:04:07] <OndraSterver> for free
[16:14:04] <megal0maniac> http://za.rs-online.com
[16:14:23] <OndraSterver> free shipping via courier to yours?
[16:14:24] <megal0maniac> They aren't very explicit about it, but delivery is free
[16:14:32] <OndraSterver> :D
[16:14:37] <megal0maniac> Right to your doorstep :)
[16:14:40] <OndraSterver> nice
[16:14:51] <OndraSterver> hmm is there cz..
[16:14:52] <megal0maniac> Even for a R6
[16:14:54] <megal0maniac> order
[16:15:01] <megal0maniac> Call and chekc
[16:15:03] <megal0maniac> check
[16:15:09] <OndraSterver> yes!
[16:15:12] <megal0maniac> They are kinda expensive though
[16:15:29] <megal0maniac> All I want is a damn 3.6v zener :(
[16:15:42] <megal0maniac> Only minimelf in packs of 100
[16:15:48] <OndraSterver> 175 CZK delivery
[16:15:49] <OndraSterver> omg
[16:15:58] <OndraSterver> that is like.. 7 eur
[16:16:29] <megal0maniac> Which is... expensive?
[16:16:37] <megal0maniac> I wouldn't know
[16:18:57] <OndraSterver> yes it is
[16:19:08] <OndraSterver> you paid 5€ for shipping from czech to ZAR
[16:20:17] <megal0maniac> That's true
[16:22:52] <megal0maniac> Hmmm... Think I'll get some I2C EEPROM
[16:23:31] <OndraSterver> I have got SPI EEPROMs
[16:23:41] <OndraSterver> bought pack of ten for ... $10 lol
[16:23:44] <OndraSterver> like 5 years ago
[16:23:46] <OndraSterver> 64Kbit
[16:23:49] <megal0maniac> Atmel Dataflash is SPI
[16:23:58] <megal0maniac> But too many pins :)
[16:24:55] <OndraSterver> only one more
[16:24:58] <OndraSterver> unless you want also CS
[16:25:00] <OndraSterver> on the other hand
[16:25:01] <OndraSterver> much faster :P
[16:25:19] <megal0maniac> Does dataflash work similarly to eeprom?
[16:25:20] <OndraSterver> i2c = 400kHz
[16:25:23] <OndraSterver> no idea
[16:25:26] <OndraSterver> never used that
[16:25:26] <megal0maniac> Hmmm
[16:25:38] <OndraSterver> SPI = 16MHz master on xmega :)
[16:26:11] <OndraSterver> 16MHz is still nearly DC :D
[16:26:32] <megal0maniac> DC?
[16:26:48] <OndraSterver> direct current
[16:26:55] <megal0maniac> Oh
[16:27:21] <megal0maniac> Only if you're judging it by what it looks like :)
[16:27:29] <OndraSterver> too bad that SPI isn't one of those "fclk2" or "fclk4" things :(
[16:27:37] <OndraSterver> it would run on 2 or 4 times the speed of master CPU core clock
[16:27:46] <OndraSterver> from board layout perspective
[16:28:55] <megal0maniac> Wow
[16:28:56] <megal0maniac> http://za.rs-online.com/web/p/sram-memory-chips/0538148/
[16:29:00] <megal0maniac> RAM in PDIP
[16:29:24] <megal0maniac> 15bit addressing?
[16:29:30] <megal0maniac> Needs more bits
[16:29:35] <megal0maniac> Just 1
[16:31:51] <OndraSterver> megal0maniac, I have got here 64kB SRAM in DIP
[16:31:55] <OndraSterver> also 128kB SRAM in DIP :)
[16:32:05] <OndraSterver> those 64 are small ones, 128 is huuuge
[16:32:10] <megal0maniac> Can you use that with AVR? :P
[16:33:11] <OndraSterver> yes
[16:33:22] <OndraSterver> I have 128kB RAM connected to atmega128
[16:33:26] <OndraSterver> which as external memory interface
[16:33:37] <OndraSterver> has*
[16:33:45] <OndraSterver> xmega a3u doesn't have external memory interface
[16:33:51] <OndraSterver> only xmega a1(u) has external bus interface
[16:33:54] <OndraSterver> which supports also SDRAM
[16:33:59] <megal0maniac> What about mega328p?
[16:34:04] <OndraSterver> check datasheet
[16:34:08] <OndraSterver> but I doubt it
[16:34:11] <OndraSterver> I am not aware of it :)
[16:34:19] <OndraSterver> only mega162 I think, mega128(a)
[16:34:25] <OndraSterver> and 64
[16:34:27] <OndraSterver> I think?
[16:34:28] <OndraSterver> dunno
[16:34:30] <OndraSterver> check website
[16:34:31] <OndraSterver> afk
[16:34:37] <megal0maniac> OH! 128, not 168
[16:42:34] <Vutral> i am pissed off
[16:42:39] <Vutral> mega328p is nice
[16:42:45] <Vutral> i got the datasheet open :P
[16:44:39] <megal0maniac> So why are you pissed off?
[16:45:49] <Vutral> oh
[16:46:00] <Vutral> well mhm i wonder what protocol to run over my uart
[16:46:09] <Vutral> and which mode i could put it in for rs485
[16:46:34] <Vutral> and which datarate
[16:46:44] <Vutral> i mean the transceiver puts 10mbaud max lol
[16:46:48] <Vutral> more than the atmega328p
[16:47:53] <specing> xmeeegaaaa
[16:48:05] <megal0maniac> xmeeegaaaa
[16:48:47] <Vutral> xgaaameeee
[16:48:55] <megal0maniac> SPI eeprom or I2C eeprom? Is there any advantage or disadvantage as far as compatability goes?
[16:49:03] <Vutral> spi eeprom is faster
[16:49:20] <megal0maniac> Not too worried about speed
[16:49:28] * amee2woof idly fluffles Vutral
[16:49:37] <Vutral> hi amee2woof
[16:49:46] <amee2woof> ^_^
[16:49:50] <Vutral> your nick sounds female
[16:49:52] <megal0maniac> Am I at any stage going to go "Damn, I wish I'd gone with I2C"
[16:50:07] <Vutral> lol
[16:50:07] <amee2woof> i know :P
[16:50:22] <megal0maniac> F. it
[16:50:26] <amee2woof> it is entirely of deceptive nature
[16:50:28] <megal0maniac> SPI it is. It's cheaper
[16:50:32] <Vutral> oh ic
[16:50:35] <Vutral> so you are male
[16:50:41] <Vutral> ^^
[16:51:27] <amee2woof> last time i checked :)
[16:51:31] <megal0maniac> If I use SPI eeprom in read only mode, I only need MISO and SCK, right?
[16:51:46] <Vutral> amee2woof, sure ?
[16:51:57] <amee2woof> quite.
[16:52:04] <OndraSterver> no
[16:52:07] <Vutral> i dont know so many girls who like to play with chips
[16:52:08] <Vutral> :(
[16:52:09] <OndraSterver> you need more
[16:52:13] <OndraSterver> (that is on megal0maniac )
[16:52:20] <OndraSterver> you still need to tell the chip what data to send :P
[16:52:24] <Vutral> megal0maniac, you can run spi in halfduplex mode
[16:52:31] <megal0maniac> Oh yeah...
[16:52:35] <Vutral> megal0maniac, but you have to check with the chip
[16:52:42] <megal0maniac> http://docs-europe.electrocomponents.com/webdocs/0cef/0900766b80cefbee.pdf
[16:52:52] <Vutral> shall i read that ?
[16:53:35] <OndraSterver> you can watch it as a movie
[16:53:41] <megal0maniac> If you want :)
[16:53:55] <megal0maniac> It's short, and I don't know what it means
[16:54:01] <Vutral> lol
[16:54:05] <OndraSterver> I have exactly these here :P
[16:54:14] <OndraSterver> just from atmel
[16:54:14] <Vutral> i am lazy
[16:54:15] <Vutral> ^^
[16:54:20] <megal0maniac> I still think I'm leaning towards I2C though
[16:54:22] <Vutral> i dont want to read about that
[16:54:38] <Vutral> ^^
[16:54:38] <Vutral> lol
[16:56:12] <megal0maniac> Alternative is http://docs-europe.electrocomponents.com/webdocs/0db5/0900766b80db5b49.pdf
[16:56:53] <megal0maniac> Actually, I prefer the A0-A2 approach to the CS one
[16:56:57] <megal0maniac> I2C it is!
[16:57:13] <OndraSterver> heh
[16:57:20] <OndraSterver> yes, for this size one does not need full 8Mbit
[16:57:46] <OndraSterver> dumping 8kBytes of data on I2C will still be relatively fast
[16:58:02] <OndraSterver> I have yet to find a use for 8kB of off-chip EEPROM
[16:58:10] <OndraSterver> when there is like 4kB on the chip
[16:59:39] <OndraSterver> also on these SPI memories I used logic analyzer for the first time ever
[16:59:42] <OndraSterver> and for the last time as well
[16:59:49] <OndraSterver> before it stopped working
[17:01:32] <megal0maniac> Which logic analyzer?
[17:01:56] <OndraSterver> some chinese crap
[17:02:01] <OndraSterver> for $15 or whatever
[17:02:07] <OndraSterver> too bad I tried it long time after I got it
[17:03:11] <megal0maniac> Hmmm...
[17:03:17] <megal0maniac> Was considering one of those
[17:03:21] <megal0maniac> Bus Pirate too
[17:03:30] <OndraSterver> I will build my own really
[17:03:35] <OndraSterver> can't use any cheap off-the-shelf
[17:03:45] <OndraSterver> I would also take some old-school HP/Agilent desktop based stuff
[17:03:50] <OndraSterver> with like 100 channels 100MHz :)
[17:09:38] <megal0maniac> Aaah!
[17:09:44] <megal0maniac> Laptop battery dead.
[17:09:47] <megal0maniac> Goodnight :)
[17:14:58] <megal0maniac> Back :)
[17:15:42] <megal0maniac> Ordered the transistors for level translator, 5x 16byte I2C EEPROM and 5x 16kbyte I2C EEPROM
[17:19:29] <megal0maniac> Came to about EUR5
[17:22:09] <OndraSterver> 5x 16byte?
[17:22:22] <megal0maniac> Yip
[17:22:38] <OndraSterver> why
[17:22:39] <OndraSterver> that
[17:22:41] <OndraSterver> ..
[17:24:02] <OndraSterver> there is so much logic analyzers on ebay
[17:24:03] <megal0maniac> Serial number, feature unlocking, mode switcher etc
[17:24:09] <OndraSterver> but the shipping is $100+ :(
[17:24:24] <megal0maniac> Why so much?
[17:24:35] <OndraSterver> because US -> europe
[17:24:44] <OndraSterver> I think I will have to develop mine
[17:24:46] <OndraSterver> with VGA out
[17:24:52] <OndraSterver> so I can hook up some small 15" XGA screen
[17:24:54] <OndraSterver> hmm
[17:24:59] <OndraSterver> that is a nice idea!
[17:25:02] <OndraSterver> xmega has DAC..
[17:25:10] <OndraSterver> only 2 colour channels.. plenty still
[17:25:49] <OndraSterver> I would have to have prototype of xboard ultra
[17:25:52] <OndraSterver> which is still miles away
[17:25:54] <megal0maniac> There's a nice one at iteadstudio. Emulates Saeleae and USBee AX, as well as Altera's USB blaster for FPGAs
[17:26:06] <Kevin`> nice china crap ;p
[17:26:07] <OndraSterver> I have (had) one that emulates saleae
[17:26:10] <OndraSterver> and it is piece of shit
[17:26:17] <OndraSterver> it died 1 hour after I started using it
[17:26:27] <OndraSterver> and I have altera blaster already
[17:26:55] <megal0maniac> I wouldn't buy one, but it still looks cool :)
[17:27:04] <Tom_itx> OndraSterver get the real deal
[17:27:06] <OndraSterver> u2s! Y U NO SALEAE!
[17:27:11] <OndraSterver> Tom_itx, real saleae?
[17:27:17] <Tom_itx> yeah
[17:27:23] <OndraSterver> I don't like it :X
[17:27:26] <megal0maniac> SO EXPENSIVE
[17:27:28] <Tom_itx> how come?
[17:27:32] <megal0maniac> for student
[17:27:39] <OndraSterver> also I can't say it aloud
[17:27:41] <megal0maniac> Yeah, what?
[17:27:43] <OndraSterver> weird word
[17:27:53] <megal0maniac> Nor can I
[17:28:10] <megal0maniac> Say it like Saylee
[17:28:12] <OndraSterver> 249€
[17:28:20] <OndraSterver> for the logic16
[17:28:37] <OndraSterver> I can get 100MHz XY-channel standalone desktop stuff for $240
[17:28:42] <OndraSterver> from the US
[17:28:57] <OndraSterver> which I prefer more
[17:29:04] <OndraSterver> .. not always
[17:29:10] <OndraSterver> having isolated USB would be nice as well
[17:29:17] <OndraSterver> to dump stuff to PC
[17:29:19] <OndraSterver> for remote control
[17:29:36] <OndraSterver> but standalone has its advantages too
[17:30:15] <OndraSterver> too tired already, gn
[17:30:37] <megal0maniac> Goodnight :)
[17:31:46] <megal0maniac> I'd actually be prepared to pay the $150 for the logic 8. But the shipping and import tax make it a lot more expensive
[17:32:15] <megal0maniac> And I wouldn't pay $200
[17:32:34] <megal0maniac> which is what it eventually comes to
[17:32:44] <Tom_itx> move?
[17:32:59] <megal0maniac> I've always liked CO :)
[17:33:35] <megal0maniac> Would have its advantages
[17:34:48] <megal0maniac> Tom_itx: What do you use for PDI level translation on your board?
[17:35:49] <megal0maniac> *programmer
[22:14:51] <SuperMiguel> So i have 3 AVR 2561 chips, and im trying to communicate one with another... The first one i have the Rx pin connected to a remote controller, and Tx connected to the Rx of chip 2, then the Tx of board 2 connected to the Rx of chip 3... But im trying to hall full communication between all chips
[22:15:12] <SuperMiguel> like as in right now, i cant send any data back to chip 1 from chip 2/3
[22:28:22] <Casper> SuperMiguel: why not use a bus?
[22:30:02] <SuperMiguel> Casper: a bus?
[22:30:16] <Casper> yes
[22:30:18] <Casper> data bus
[22:30:30] <Casper> ex smbus, canbus...
[22:30:42] <Casper> rs484 (iirc)
[22:30:42] <SuperMiguel> ummm
[22:30:43] <Casper> and others
[22:30:47] <SuperMiguel> never heard of it
[22:31:08] <SuperMiguel> so do i need extra hardware? or it just works using pins?
[22:31:17] <Casper> depend on the hardware you have
[22:31:44] <Casper> ex, 1 wire bus... you use a pullup resistor, and all the devices are open collector
[22:32:06] <SuperMiguel> this is the hardware: http://support.robotis.com/en/product/auxdevice/controller/cm700_manual.htm
[22:32:10] <Casper> you initiate a transfert by grounding the wire, then start transmitting...
[22:32:35] <Casper> you check for each bit if what you send is what is on the wire, if not then someone else transfert, and you abord right away....
[22:32:45] <Casper> so the device that transmit a 0 win the arbitration
[22:33:44] <SuperMiguel> mmmm
[22:34:02] <SuperMiguel> i cant expand those rx/tx pins?
[22:34:16] <Casper> depend on the hardware and software part...
[22:34:29] <Casper> read on data bus
[22:35:17] <SuperMiguel> ya documentation on the hardware is not that good :(
[22:36:50] <SuperMiguel> is there an extra board i can get to make this communication easier?
[22:37:18] <SuperMiguel> like some kind of data holder? that all my boards can request data from it?
[22:38:19] <Casper> read up on rs485
[22:38:34] <Casper> you might like it, same with smbus
[22:38:34] <SuperMiguel> k
[22:39:00] <SuperMiguel> thanks
[22:39:01] <SuperMiguel> =)
[22:39:11] <Casper> rs485 might be overkill for your stuff (differential signaling isn't needed)
[22:39:15] <Casper> ... he's gone