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MISRA C and casting, Rule 11.3
Taking baby steps with MISRA C and my very simple program is already in violation. #include #define MYPORTC *(uint8_t *)10 int16_t main () { for (;;) { PORTB = (uint8_t)...
Wednesday, 5 August 2009 - 16:35
Incorrect #define for Mega32C1's SPM_PAGESIZE in 20080430
I'm playing around with the new ATMega32C1 and found a problem with my bootloader. Currently the SPM_PAGESIZE is defined as 64 in iom32[c|m]1. When I undefine/redefine to 128 in...
Tuesday, 13 May 2008 - 02:21
Mega644 not shown under Projects>Configuration Options
I installed the latest service packs and version of Studio and GCC. I also installed the GCC beta plugin. After I use the Project Wizard then go to Projects>Configuration...
Wednesday, 1 February 2006 - 23:30
Different behavior with different optimization levels
I wrote my own printf() function that sends strings out the uart. All pertinent code follows. I fount that when I optimize with -O3 settings a bunch of null characters are...
Wednesday, 12 October 2005 - 21:19
Studio 1.12 w/GCC Show Flash/Mem Usage
I'm writing and compiling C code in Studio with GCC. I want to add the switches that shows the flash and ram usage in the build window. The example below is the output using the...
Wednesday, 12 October 2005 - 16:09
Studio 1.12 w/GCC Show Flash/Mem Usage
I'm writing and compiling C code in Studio with GCC. I want to add the switches that shows the flash and ram usage in the build window. The example below is the output using the...
Wednesday, 12 October 2005 - 16:08
Damaged AVRISP chips
I have several damaged AVRISPs. I would like to replace the 90S1200 and 90S8535 with 90S2313 and Mega8535 since we have these in stock. I've tried reading the firmware out of a...
Tuesday, 17 August 2004 - 18:25