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Intermittant UART Problems...
I'm using an ATMega128 development board with level shifted UARTs for RS232 communication on each. I've made my own serial connector cable to connect my laptop (PCMCIA serial...
Monday, 23 April 2007 - 14:16
Questions on Making a Custom AVR Board...
I was wondering if there is any clear documentation, tutorials, books, etc... on what all is required to build a custom AVR microcontroller board. I've been using an evaluation...
Sunday, 22 October 2006 - 05:45
Questions on Floating Point Division
I've heard it said to avoid division at all costs in your AVR code since it takes many more clock cycles than adds, subtracts, or multiplies... and to use bit shifts for division...
Sunday, 8 October 2006 - 16:53
cygwin's heap error on compile?@?
I recently installed a new anti-virus software and also defragged my hard drive, and ever since I get the following error message when I execute either a "make all" or a "make...
Friday, 15 September 2006 - 03:51
SPI Interfacing Question
I have a sensor which requires interfacing via SPI, which I have never done before, and have been having a lot of trouble figuring it out... I was just hoping someone could look...
Thursday, 3 August 2006 - 02:44
Does code run faster w/out debug?
I was just wondering if there's an advantage to taking out the debug option in the makefile when you're no longer needing to debug? Does your code run faster or more efficiently...
Friday, 21 July 2006 - 14:46
COF Generation Warning Messages?
Dear AVR / GCC Forum: I just recently upgraded to the latest WinAVR release and seem to be having some problems getting things reconfigured properly... My code compiles with zero...
Tuesday, 2 May 2006 - 23:22
Keep getting the disassembler - Problem Solved!
I just upgraded to the latest versions of both WinAVR and AVRStudio. Never had any problems before... but now, for some reason, as soon as my code finishes loading with AVRStudio...
Tuesday, 2 May 2006 - 00:00
PORT / PIN / DDR Basic Questions
Dear AVR Forum The more that I've been using my AVR I have started forming questions about the use of the PORT, PIN and DDR registers... If anyone has time to answer these,...
Monday, 1 May 2006 - 15:52
EEPROM R/W - Mixing Var Types
Dear AVR/GCC Forum: I am running into a problem with regard to EEPROM read/write functions while dealing with a mixture of variable types that I hope maybe someone could shed some...
Sunday, 30 April 2006 - 22:34
LCD Related Questions
Hello, I have written some code by hand to interface a 16x2 LCD, but am sure that I have not done so in the most elegant or efficient manner. I would greatly appreciate if...
Sunday, 23 April 2006 - 11:11
printf() problem with floats & doubles
Is there some trick to getting the printf() function with the WinAVR GCC compiler to work with float or double precision variables? int var1 = 5; float var2 = 6.4; double var3...
Friday, 15 July 2005 - 19:58

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