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Maximum voltage between traces
Hi everybody. I have a board with one trace passing near one pad with the minimum distance of 0.9mm. Will this sustain 500V ? There is an empiric rule to find out what distance...
Tuesday, 4 August 2009 - 16:36
Unused IO registers as GPIOR - SRAM
It is safe to use unused peripherals registers as regular GPIOR or SRAM ? For example, UART reciver is enabled by setting one bit in one register. Same for the transmitter. If I...
Wednesday, 29 July 2009 - 22:52
I can not find a good dictionary to translate the word 'vobuloscop' from romanian to english. Does somebody knows how is called this instrument in english ? George.
Monday, 23 February 2009 - 16:14
AT29C512 programmer
I am looking for a programmer for AT29C512. Should be something at Digi Key or Mouser ? George.
Thursday, 9 October 2008 - 17:08
EEprom life
If I write too many times, for example four consecutive locations, will be affected only these four locations, or the entire EEprom ? If I write to one location and the power...
Friday, 12 September 2008 - 15:53
street LED display
Have someone an idea about big street LED display how are made? For example, for a resolution of 320x250x3(color) = 240000 LEDs (at least). There are 240000 PWM drivers inside...
Saturday, 16 August 2008 - 18:54
Division by 3
There is some trik to divide by 3 a nonsigned two byte wide number using asm ? (using avr)
Friday, 14 September 2007 - 15:36
AT90PWM2 PLL input
At page 29, figure 7-1 show the PLL input can be only the calibrated RC osccilator. At apge 31, table 4 show the PLL input can be RC osc, or external osc, or external clock. At...
Monday, 9 July 2007 - 01:43
I tried to see how AVR-co is working. My prog is: value: word begin value := value + 1 value := value - 1 end. Assuming that _ACCA = r16 and _ACCB = r17, the result was...
Sunday, 20 August 2006 - 16:05
C vs Pascal
I am at the point to choose betwen C and Pascal. In AVRco manual I found that: "Surely many arguments for or against a language can be relegated to philosophy, but the fact is,...
Sunday, 30 July 2006 - 04:40
Can I implement multi-threading in AVR? What about stack in this case?
Sunday, 11 June 2006 - 19:33
Delphi compiller
Someone know some delphi compiler for AVR?
Saturday, 3 June 2006 - 17:23