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Discussion Title Created date
non-wachable variables while debugging
Hi, I am using jtag Ice II and avr studio to debug some code. The thing is some variables I cannot watch. The thing sez "location not valid". I suspect the compiler is handling...
Tuesday, 4 January 2011 - 00:56
Another Xmega ADC question
Hi, I am using the XMega128A3 which has 2 ADCs. I read the data sheet and all the app notes to get info on the ADC operation. It looks like I should be able to set up each ADC...
Wednesday, 29 December 2010 - 17:34
XMega ADC Question
Hi, Any XMega experts out there? I am trying to understand the single-ended ADC operation. The datasheet is confusing me. The unsigned single-ended cuts off 400 counts, or 10% of...
Wednesday, 22 December 2010 - 20:46
uint32_t into uint16_t
Hi, I have a uint32_t variable that I want to access the upper 16 bits as an uint16_t. What is the best way to do this? In the past I have done this with a cast and a shift (>>),...
Thursday, 16 December 2010 - 17:28
Array too large?
Hi, I tried to make a large array in flash: uint16_t SineTable[] PROGMEM= {0,6,13,19,25,31,38,44, 50,57,63,69,75,82,88,94, . . . 65535,65535,65535,65535,65535,65535,65535,65535...
Thursday, 16 December 2010 - 00:32
Sleep mode blues
Hi, I am trying to get an Mega32 into power-save sleep mode, and use timer2 clocked from the TOSC 32KHz oscillator to wake up. I think it is going into sleep mode based on the...
Friday, 2 May 2008 - 00:37
sprintf formatting question
Hi, I am trying to print a floating point number with sprintf with a specific format. What I need is a 2.2f format that is left justified and doesn't move the decimal point. In...
Wednesday, 22 March 2006 - 19:38
Out of space on tiny2313 -- Help!
Hi, I have a small app i'm compiling with GCC and it sez i'm up to 3K of flash. My app should not be taking that much room I think. How can I tell if I have a memory sink...
Friday, 3 March 2006 - 20:32
Mega2560s now in stock at DK!
Hey all, I just noticed Digikey finally has Mega2560s in stock!! The ATMEGA2560-16AI is $17.97 in single quantities. BooYah! 8)
Thursday, 16 February 2006 - 07:52
UISP compatible programmer circuit & bits needed
I need to put an AVR programmer on a pcb. It needs to be compatible with the UISP software that runs on Linux i.e. it must be AVRISP-like in its operation. I would need a circuit...
Monday, 16 January 2006 - 22:01
Linking font files
Hi, I am using WinAvr and I would like to include font data files in my program, preferrably at link time. How to I tell the system to link the file, and how do I include a symbol...
Tuesday, 11 October 2005 - 19:48
cof vs elf: how to use winavr with jtagiceII and avr studio?
Hi all, I'm using the latest versions of winavr and astudio. What is the proper debug format to use with astudio and jtagice2? MFile suggests ext-cof is the format to use, but I...
Thursday, 6 October 2005 - 20:07