Post Created date
8-bit parallel flash/rom
Quix01 - I know this was a while ago, but if you're still around I wouldn't mind seeing some details of your datalogger. How did you connect up the memory and use it ? Thanks -
Friday, 7 April 2006 - 20:28
Handheld controller
*EDIT - Doh, George, not Lee - I've gotta ask. What are those suckers ? Lionheart ?
Friday, 7 April 2006 - 18:22
ADC ground pin query
Excellent opamp guide : http://focus.ti.com/lit/an/sloa093/sloa093.pdf Good section on opamps http://www.ibiblio.org/obp/electricCircuits/Semi/SEMI_8.html Excellent into to opamps...
Friday, 7 April 2006 - 17:02
Handheld controller
You can also use a Pogo-Pin device for ISP programming. You set aside a tiny bit of space here and there on the board for pads (even with via-zies holes) in them. Then use a...
Friday, 7 April 2006 - 16:34
Radio module choices
This is for a simple point to point link, from a Linux server (via serial) to a remote wall-mount display. Low data rate (20-30 chars/sec or so) and one way only, distance only...
Saturday, 1 April 2006 - 23:46
Graphic LCD questions
schtevo - I've been toying with doing temp compensation for contrast for an LCD that will be exposed to outdoor temp swings (below freezing to 40C), but don't really have a good...
Friday, 31 March 2006 - 19:01
Graphic LCD questions
schtevo - I've been toying with doing temp compensation for contrast for an LCD that will be exposed to outdoor temp swings (below freezing to 40C), but don't really have a good...
Friday, 31 March 2006 - 16:49
AVR circuit design for Dummies
Have you read the datasheet for the LM1117 ? http://cache.national.com/ds/LM/LM1117.pdf You have to set the ADJ pin to set the output voltage. That will take pair of resistors...
Thursday, 30 March 2006 - 21:04
DIY Solder mask?
No, nice pcb = $10, but you have to get 5 minimum. That's OK, you give extra fan controllers to friends. I get 5 boards for $63 to my door - $13 shipping for quick. This is...
Tuesday, 28 March 2006 - 01:20
Using a matrix, but getting the power?
Are you price or space constrained ? If not look into dedicated LED drivers. I've used the MAX7219 to great effect in my old CD Clock project. http://www.maxim-ic.com/...
Thursday, 16 March 2006 - 02:24
Bypass Capacitor
I've always found David's page on bypassing to be very illuminating ... http://www.dvanhorn.org/Micros/All/Bypass.php
Wednesday, 15 March 2006 - 14:18
OT: PCB heating for outdoor LCD contrast
dksmall wrote:Chancy99 wrote:Nah, CT. Though summer can get pretty hot and humid here - high 80's into 90's pretty easy. If the diesel gen is running, that shed will get bloody...
Thursday, 2 March 2006 - 16:45

Pages