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Messages 778 - 807 of 1055   Oldest  |  < Older  |  Newer >  |  Newest
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778
Just a quick note that the Darpa Grand Challenge is on 3 Nov US time. If only they would broadcast it on TV :( Nigel H-S...
Dingo_aus
hungerfordsymes
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Nov 2, 2007
9:50 pm
779
I'm haning out for one Andrew, =Nick PS: I'm a little preocupide with my new house at the moment so haven't done any code since the last meeting. Busy...
Nick Munro
nedarg
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Nov 13, 2007
9:12 am
780
hope i'll see ya there 8th dec ... National Bingo Night. Play along for the chance to win $10,000 every week. Download your gamecard now at Yahoo!7 TV....
Nick Munro
nedarg
Offline Send Email
Nov 13, 2007
9:38 am
781
Yeah I'm really looking forward to it - youtube is good but real life is better! So how is everyone going? Any thoughts about the next get together? I'm pretty...
Dingo_aus
hungerfordsymes
Offline Send Email
Nov 13, 2007
11:03 am
782
Hi All, Like Nigel, I've done bugger all since our last meet. My work is turning me into a head case and from your mailings I know coding the buggy with no...
uqpniels
Offline Send Email
Nov 13, 2007
12:02 pm
783
Hi Guys, I am looking to etch some PCB's. I remember many months ago that Andrew gave a demo on PCB making and he used a green looking liquid for his etching....
Jason Baker
jason_ender
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Nov 22, 2007
11:14 am
784
Its Ferric Chloride you want. You can get it at Dick Smith, as well as photo-resist coated boards. Gordon _____ From: robot_sig@yahoogroups.com...
Gordon Wyeth
g_wyeth
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Nov 22, 2007
11:30 am
785
Jason, Jaycar as well as DS. Kits are available. Ferric chloride will work at room temp, others need heating to 60c If you want to live longer keep the ferric...
Gavin McIntosh
gavinmc03
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Nov 22, 2007
11:56 am
786
Yeah I recommend starting with the stuff sold at Dick Smith - easiest to start with, pre-mixed and works at room temp etc. Not the cheapest way though. Also...
Dingo_aus
hungerfordsymes
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Nov 22, 2007
8:15 pm
787
If you want the non-staining stuff, get Ammonium Persulphate. You do need to keep it above 70 degrees though to work. damo...
Damien Kee
damokee1979
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Nov 22, 2007
9:27 pm
788
... Yes - the "green stuff" I use is Cupperic Chloride. Unlike FeCl3 from tricky dicky it never runs out or has to be disposed of. All you need to do is...
Andrew
cunningfellow
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Nov 22, 2007
9:37 pm
789
... Still puts holes in clothes though. You just dont notice it till a few months later when the holes develop and you wonder "How did that hole get there" ...
Andrew
cunningfellow
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Nov 22, 2007
9:56 pm
790
Hi Guys, Cupperic Chloride is the stuff I was thinking of. I actually have Ferric Chloride. My main reason to look at the Cu-Cl option is that I'm only doing...
Jason Baker
jason_ender
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Nov 22, 2007
11:07 pm
791
... Ferric chloride is brown. He's probably using Cupric chloride - see http://members.optusnet.com.au/~eseychell/PCB/etching_CuCl/index.html ... The site...
Triffid Hunter
triffid_hunter
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Nov 23, 2007
12:55 am
792
... Yep - that was the link I used to make mine. Took three days first time I did it becuase of inapropriate shaped container. Using a little H2O2 to speed it...
Andrew
cunningfellow
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Nov 23, 2007
1:40 am
793
Ok Andrew, I will take you up on that offer. Will you be home on Sat? Around 11am? What is the best sort of storage container? Is a soft drink bottle ok or do...
Jason Baker
jason_ender
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Nov 23, 2007
1:50 am
794
Hope everyone had a happy Christmas and is looking forward to a good New Years's. Anyway on the topic of PCB making etc I'm still looking for a good source of...
Dingo_aus
hungerfordsymes
Offline Send Email
Dec 27, 2007
4:25 am
795
... What's wrong with laser printer toner transfer? can pick up a suitable printer for au$100 these days; my samsung ml2010 works nicely...
Triffid Hunter
triffid_hunter
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Dec 27, 2007
6:05 am
796
I've used that in the past. I found I could do large traces ok but when I got smaller I always had issues in transferring the image to the copper and would end...
Dingo_aus
hungerfordsymes
Offline Send Email
Dec 27, 2007
6:57 am
797
... I have one of the Kinsten ones and they are not THAT nice. The exposure level is pretty high but not very uniform. Thats why I want to make a new one as...
Andrew
cunningfellow
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Dec 27, 2007
8:32 pm
798
Is anyone else ready to have a quick race ?...
Andrew
cunningfellow
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Jan 1, 2008
12:59 am
799
If someone can send me some UART code used in the ATtiny45's I'll be ready....
Josh
thejoshau
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Jan 1, 2008
2:13 am
800
I found the UART code from Appnote 305 to be useful. Here is my code for it. Please note I've cut and pasted this from my code so it might not actually...
dingo_Aus
hungerfordsymes
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Jan 1, 2008
11:15 am
801
Yes I'm sort of ready. I'm yet to actually see the racetrack so that is why I'm "sort-of" ready. My homebuilt track is good :P So yes lets set a date and...
dingo_Aus
hungerfordsymes
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Jan 1, 2008
11:19 am
802
Hi Nigel, Thanks for that, unfortunately that is the code I already have :(. I think my issue is with using the "event" driven method instead of "polling". I...
Josh
thejoshau
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Jan 2, 2008
4:50 am
803
I confess, I don't fully understand what the issue is you are having. So don't shoot me if I've misunderstood. Anyway, my suggestion is to view the Tiny45 as a...
Dingo_aus
hungerfordsymes
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Jan 2, 2008
11:31 am
804
The UART code I am using is one I wrote almost a decade ago when AVRs where new and fancy. It is interrupt driven and has soft flags for RX_Complete and...
Andrew
cunningfellow
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Jan 2, 2008
9:44 pm
805
Hi Andrew/Nigel, Thanks for your help, I'll try what you said. Andrew if you can put your code up that would be great. Thanks, Josh...
Josh
thejoshau
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Jan 2, 2008
11:12 pm
806
;****************************************************************************** ;* ATtiny45 H-Bridge board UART Demo ;* ;* Author - Andrew McCubbin ;* ;*...
Andrew
cunningfellow
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Jan 8, 2008
4:15 am
807
Change the pin definitions for the TX and RX pins if you did not use the same pins as I did. Assemble code and burn it to the tiny 45. Hook up the TX/RX pins...
Andrew
cunningfellow
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Jan 8, 2008
4:19 am
Messages 778 - 807 of 1055   Oldest  |  < Older  |  Newer >  |  Newest
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