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External target HVSP: Dragon vs. STK500
Over my lunch break I tried to get Dragon HVSP to work on some ATTinys I have without success. AVR Studio says it enters programming mode correctly, but (even after a chip erase)...
Thursday, 4 August 2011 - 19:55
Controlling analog strobe light
I'm using three 75W strobe lights in my current project and would like to control them using an AVR. According to various sources on the web, analog strobes take a 10V+ pulse to...
Monday, 18 July 2011 - 19:42
Differential line driver unused outputs
I'm using three of the four channels available on this chip: http://focus.ti.com/docs/prod/folders/print/mc3487.html The enable line controls two channels, so I'm left with one...
Monday, 11 April 2011 - 05:41
Power connector
For most of my projects I've used a barrel jack like this one: http://www.sparkfun.com/products/119 The PCB I'm currently working is going to require more power than those are...
Tuesday, 28 December 2010 - 09:33
I love 8-bit AVR but need more power!
I've been really happy working with the 8-bit AVR line of uCs, but now I need something with more horsepower. I'd love to find a platform with the following qualities: * C/C++...
Wednesday, 1 September 2010 - 00:27
PCB Review ( was Schematic Review ): +pics +video
:PCB Layout added later in thread: My process used to be going straight from the breadboard to PCB layout using ExpressPCB. Attached is my second schematic created using EAGLE and...
Friday, 30 July 2010 - 16:32
Program SOIC 8 in-circuit without header
One of my current projects uses an ATTiny25 on a very small PCB. I'd like to be able to HV program them using an STK500 and something like this: http://www.all-spec.com/products/...
Tuesday, 23 March 2010 - 01:29
Using RESET(PB5) as output on ATTiny85
I'm working on an ATTiny25/45/85 project where I need to use PB5 as an output capable of sinking ~24mA. Since it (PB5) isn't capable of sinking more than a few mA I need to buffer...
Friday, 18 September 2009 - 16:08
Line length / driver questions
UPDATE: Video link of the projet on the second page!!! Hi guys, I don't post much here, but read as much as I can! This is my first electronics project (other than experiments in...
Friday, 10 August 2007 - 01:02
Soldering Iron
Hi everyone, I've been trolling this board for a while now. Trying to soak up as much information for this new field as I possibly can. I've moved away from the breadboard and...
Friday, 21 October 2005 - 07:01