Post Created date
[solved] dying mega8, no reset or wdt
There we go: http://www.ustream.tv/channel/sh... It's standing on the central heating radiator.
Thursday, 8 March 2012 - 01:20
DC-DC 12V-1kV
I just want it to glow :) Do you think a boost converter will do? Somehow I have never seen a boost converter that goes over 200V, but I do not know why. Do you?
Thursday, 8 March 2012 - 01:08
[solved] dying mega8, no reset or wdt
Update: the problem is solved but not really understood. After converting the board into an authentic battlefield, cutting every trace and rewiring everything, scrutinizing every...
Thursday, 8 March 2012 - 01:05
DC-DC 12V-1kV
Thanks for all the advice. I'm a little bit worried that hacking a ready-made CCFL inverter may take me longer than building my own from scratch. I have experience making buck-...
Wednesday, 7 March 2012 - 21:25
DC-DC 12V-1kV
Usually the inverters for the bulbs are incapable of producing sustainged voltages. They need some HV to ionize the gas and then the voltage is pretty low. Thanks for the pointers...
Wednesday, 7 March 2012 - 13:44
DC-DC 12V-1kV
Re: the amount of windings, we can talk pretty high frequencies here so maybe fewer windings. I know of no good way of estimating them other than by experimentation. Say, how do...
Wednesday, 7 March 2012 - 12:41
[solved] dying mega8, no reset or wdt
Great guess n1ist, indeed I had AREF connected to +5V and not configured: a mistake I keep on repeating for years. I disconnected it. Unfortunately it still fails. Observation:...
Wednesday, 7 March 2012 - 00:54
[solved] dying mega8, no reset or wdt
Plons wrote:I have been pondering over this intriguing problem this afternoon, and given the evidence provided, I dismissed most of the possible causes. So what are the common...
Tuesday, 6 March 2012 - 18:50
Source code revision control
clawson wrote:This is one of the few arguments I can find in favour of using Windows! I second that, I have never seen anything like TortoiseSVN on OSX either.
Tuesday, 6 March 2012 - 16:53
[solved] dying mega8, no reset or wdt
Hey JC, meslomp, thanks for the comments. I'm currently away from home, just taking a break from other (also very frustrating!) things so I can't add new research results. Your...
Tuesday, 6 March 2012 - 14:21
[solved] dying mega8, no reset or wdt
DocJC wrote:I assume you have by-pass caps on all of the V+/Gnd pin pairs. Odd things can happen without them. What is the power supply? Is is oscillating? I would expect it to...
Tuesday, 6 March 2012 - 13:08
Source code revision control
Tortoise* tools (TortoiseSVN at least) are known to be very user-friendly on Windows.
Tuesday, 6 March 2012 - 12:17

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