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New XMega instructions
I just tried some of the new XMega instructions in GSS-AS, and although they are not formatted in the IDE like valid instructions, there was no error on compile. For instance,...
Friday, 11 January 2013 - 23:06
32MHz calibration - Datasheet misunderstanding
I am doing some XMega tests that require a 32.5MHz clock speed, and found this in the datasheet... The 32MHz run-time calibrated internal oscillator is a high-frequency oscillator...
Wednesday, 9 January 2013 - 19:31
What do you think of the UC3-A3 Xplained board?
Greets! It's time to learn something new, and that will be the AVR32. My goals will be to learn some AVR32 assembly and migrate my XMega video projects to AVR32. I am interested...
Monday, 7 January 2013 - 02:59
LUFA / FAT16 / PROM
Greets! Has anyone seen a GCC example of using LUFA along with FAT16 to make an AVR or XMega project that simulates a mass storage device (MSD) using a serial PROM? I have seen...
Saturday, 5 January 2013 - 17:24
XMega cranks out NTSC color and digital stereo sound!
Greets fellow Freaks! The holidays finally gave me the chance to complete my XMega game/demo system I call Vixen384. This will be a hand held PCB with joystick control buttons and...
Thursday, 3 January 2013 - 00:29
Branch error "bug"
Technically, this isn't really a bug, more of a "gotcha" for those who first encounter it. When compiling a GCC program that includes a .S assembly, a very bizarre error is thrown...
Monday, 24 December 2012 - 01:53
Shaved a cycle from GET_FAR_ADDRESS
I know a single cycle saves means nothing to most, but in my application it was important. Looking over Carlos' great far address macro, I realized that clearing the 4th byte in...
Monday, 17 December 2012 - 17:01
Possible IDE bug.
Not really a huge deal, but when doing an assembly file in GCC-AS, the brge instruction is not made blue like all other instructions. The code works fine, but the IDE seems to...
Friday, 14 December 2012 - 17:32
ABI register use
First of all I would like to thank everyone here who has taken time to offer advice and answer technical questions. My C learning curve is starting to "straighten out" more and...
Friday, 14 December 2012 - 04:40
uint_farptr_t VS uint32_t
What is the purpose of uint_farptr_t? It appears to be just another name for uint32_t. It makes no difference which one I use when I am defining an array of pointers to images...
Thursday, 13 December 2012 - 21:33
#define syntax question
Hey Freaks! I am doing up a bunch of #defines to simplify my code, and although I am having no difficulties making things work, I was wondering why this actually works? #define...
Sunday, 9 December 2012 - 03:36
PSTR and the GET_FAR_ADDRESS macro
Greets and salutations to all freaks! I am using GCC-C to call my Assembly PrintString function, but cannot get PSTR and the GET_FAR_ADDRESS macro to live together. Since I am...
Saturday, 8 December 2012 - 01:14

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