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Discussion Title Created date
-fno-inline-small-functions Broken in 4.8 ?
Is -fno-inline-small-functions known to be broken in 4.8? The optiboot (https://code.google.com/p/optiboot ) compile is inlining: void watchdogConfig(uint8_t x) { WDTCSR = _BV...
Wednesday, 14 May 2014 - 00:11
Differences between ATmega328 and ATmega328p
Someone pointed out that the data sheet says "1. These instructions are only available in ATmega168PA and ATmega328P." as a footnote for JMP and CALL. That's wrong, isn't it? A...
Friday, 17 January 2014 - 02:20
PC Wrapping on AVRs with more that 128kBytes of flash
What happens when an AVR with more than 128kbytes of memory (say, an ATmega2560) executes a non-jump instruction in the last word of memory (ie the program counter "wraps")? Does...
Saturday, 2 November 2013 - 21:20
"Portable" Atmel Studio
Is it possible to make a "portable" AS install? Traditionally, this is the sort of thing that you'd put on a flash drive and carry around with you, but I'd settle for a single...
Saturday, 27 April 2013 - 23:16
Weird optimized code due to -ftree-loop-optimize
See also https://docs.google.com/file/d/0... (this is gcc-optimize-bug.txt) (also posted to avr-gcc-list) I have this relatively straighforward implementation of a a couple of...
Saturday, 30 March 2013 - 05:32
"Project" added for optiboot.
I created a "project" for Optiboot, the bootloader used by the Arduino Uno (and some others.) I couldn't figure out a reason that I shouldn't. Right now it just points to the...
Monday, 18 March 2013 - 07:59
Downloaded datasheet file names...
I've gotten a bit used to downloading datasheets from manufacturers, and winding up with a file called something like "doc0995.pdf", which I can either carefully rename to...
Saturday, 16 March 2013 - 04:21
Makefile options
I'd like to set up my makefile so that the user can easily add options: make bootloader BAUD=9600 BIGBOOT=1 This at some point should turn into a compiler command line: avr-...
Saturday, 9 March 2013 - 17:11
"structured assembler" for gas...
Has anyone managed to implement "structured assembler" macros for the gnu assembler? You know, like: cpi r17, 12 _ife ;;do stuff. _else ;; do other stuff _endif...
Saturday, 23 February 2013 - 04:07
Bootloaders for wireless?
Are there any bootloader protocols that have been designed to address the needs of wireless networks (typically using uart-based modules like the XBee boards)? Someone has...
Thursday, 10 January 2013 - 02:29
API Reference Manual
Did we ever get a single downloadable reference manual with all the API documentation? Something skimmable or usable as bedtime reading? Having to drill down through several...
Monday, 1 October 2012 - 07:42
Which Xmega's are "working" AND available?
I keep seeing comments to the effect that "the USB versions of the xmega parts are essentially the versions of that have the errata fixed", but my usual suppliers (digikey, mouser...
Saturday, 17 March 2012 - 02:28

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