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Discussion Title Created date
random number generator test?
print out rand() % 8.... It repeats every 8 numbers on my favorite compiler. Will someone do this on gcc, iar and cw and report the results? ( I get 7 4 7 5 2 3 0 1 6 over and...
Sunday, 2 January 2005 - 22:41
olimex mt128 iccavr c source examples available
Hello freaks. I am able to edit and compile and burn and run iccavr c programs on my olimex mt128. I can use both uarts polled and interrupt, read the buttons, beep the beeper,...
Saturday, 11 December 2004 - 18:24
MC33882 on mega16?
I'm trying to make this spi lo side driver chip turn some lights on and off, and I'm too stupid to figure out what the datasheet says. Anyone ever used this thing?
Thursday, 9 December 2004 - 23:03
olimex mt128 beeper?
I've got one of those cool little olimex mt128 computers (look in tools).. I now have almost complete control over it... lcd works, buttons, led etc... using iccavr... HOWEVER...
Sunday, 5 December 2004 - 02:32
insider info from comp.arch.embedded
Think the ATtiny13 and ATtiny15 (and soon t25/t45/t85) should fit that description nicely as well. =============================== above hint at new prod from ulf samuelson at...
Sunday, 21 November 2004 - 19:49
microseond delays/coroutines
I thought I'd take a stab at generating some video syncs..... I get the idea that an hsync interrupt every 63.5 usec is possible... but then one needs to generate various several...
Sunday, 31 October 2004 - 23:17
possible to accidently change eeprom?
We have sent out some units to the field. Each has an avr 128 and eth chip. I save the eth addr and ip addr in eeprom, 6 bytes and 4 bytes, using the macros that come with the...
Friday, 22 October 2004 - 17:41
Production programming 128 tqfp
We have a board with a mega128 and jtag connector. During debug, I just connect the jtag, fire up avr studio, click a couple buttons and it downloads in seconds. First time I also...
Monday, 18 October 2004 - 17:34
KS0108 LCD controller with AVR?
I'm trying to talk to a microtips 128x64 lcd which uses KS0108 controller on mega128 ext mem bus... using 3 waits... can see nice clean cs, rd, wr etc... but the data sheet says...
Thursday, 7 October 2004 - 15:37
External memory address
The mega128 datasheet shows 'previous address' on the timing diagram for external memory writes. I guess that means 'previous external memory address'? In other words, what is on...
Wednesday, 25 August 2004 - 14:37
RTOS capabilities
There are several 'real time operating systems' in the projects forum.... I propose to have a thread here that will 1) get consenus on a list of features associated with rtoses,...
Monday, 16 August 2004 - 20:14
mega128 eeprom is temerature sensitive!
I am using this I part... -40 to +85C... I save a display type byte to eeprom... 0 or 1.... During the temperature test, this byte reads incorrectly above 70C (and the display...
Wednesday, 4 August 2004 - 22:25