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Using random.
Hello dear friends.I have a easy problem but i cant figure it out.I have defined a u32 mybyte = 0; In a small program i shift out to Hc595 an array of 32 bytes.I can shift the...
Tuesday, 20 December 2011 - 19:11
Atmega 8515 question.
I am so sorry if this question is been already answered around here,just my search is coming empty.I use Studio5.0 and AVRDragon as ISP programmer.For some reason i when i want to...
Thursday, 10 November 2011 - 19:56
HV erase Atmega 328 question
Hello dear freaks.I recently purchased an arduino duemilanove,with Atmega 328P onboard.Yestarday i accidentally supplyed an analog pin with 12 Volts,and my chip is not responding...
Monday, 17 January 2011 - 13:09
New Dragon problem!
I am using Avr Studio 4.15.623 version,and when the Dragon arrived I installed properly.I used before the AVRISP mkII programmer with no problems.After i installed the Dragon,he...
Wednesday, 24 March 2010 - 15:22
24V Fan Problem - need hint's
Ok my problem is as follow:We have 1 motor driver of 110KW at our workplace.The Inverter is cooled by an 20 inch blower fan rated at 24V and 3.50 Amp's.Today for some reasons the...
Thursday, 4 March 2010 - 19:07
32x80 Matrix...How would you do it?
Hello again dear Freaks! As I played before,i was able to make an 8x80 led matrix working with the help of the 74hc595 shift register.This is displaying 1 scrolling message,but...
Monday, 1 February 2010 - 17:32
How to made SMD Led Strip..
For some time i have seen those led strips on sale( http://www.ledeffect.co.nz/led_f...),and i wonder if anyone know a place where i can make my custom led strips. Daniel
Tuesday, 12 January 2010 - 17:53
How to shift bits inside a two-dimensional array?
So i have this part of code: volatile char buffer[8][2]; Now in my imagination i have 2 tables with 8 rows,everyone consisting of chars of 8 bits(8 columns).Now i want to use...
Tuesday, 5 January 2010 - 18:44
Shifting data with shift registers problem.
So far i am still working on programming a led matrix using Atmega164 to drive 8rows(trough transistors) and 16 columns using 2 HEF4794 Shift registers.I am using the schematic...
Tuesday, 3 November 2009 - 20:54
Another newbie question. [solved]
I know i may sound very stupid but i have a doubt about 2 statements in a code that i cant understand it. #define ShiftPort PORTC #define ShiftDDR DDRC #define LatchPin (1...
Monday, 2 November 2009 - 21:42
Starting timer interrupt
So i got this little problem:i build up an Simon game featuring 4 led's and 4 buttons,following the schematic and code on Sparkfun.The only thing changed is that i don't use the...
Wednesday, 30 September 2009 - 20:02
AVRISP MkII issue with Usb 1.0
You can call me old fashion,but the things goes like this:got an old portable PC with Intell running @ 550Mhz,64 RAM,and currently Windows XP.After i installed AVR Studio and...
Friday, 25 September 2009 - 21:20