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ATtiny3216 user manual?
Hi, I cannot find any ATtiny3216 / 17 data sheet.  The "Device Documentation" section of https://www.microchip.com/wwwpro... doesn't point to a data sheet, and the other...
Mon. Jan 22, 2018 - 11:37 AM
Datasheet: What is the implied unit of 0x02?
Reading the data sheet of [1] of ATtiny417, I am confused about some values without units like "0x02".  In particular, "7.2 Interrupt Vector Mapping" on pp. 44 assigns "...
Mon. May 22, 2017 - 09:57 AM
avr-gcc Feature: Fixed-Point Support
F'up of avr-gcc: New Features? gchapman wrote: More of Embedded C. IIRC, avr-gcc 4.8 will (has) restore(d) fixed point; is that correct? Well, I never saw anybody actually using...
Wed. Jan 23, 2013 - 11:16 PM
avr-gcc Features: Atomic operations
F'up of avr-gcc: New Features? gchapman wrote: Atomic operations. Most up to all of it can be done with inline assembler. Draft for an atomic OR: #include #include #ifdef...
Mon. Jan 21, 2013 - 12:01 AM
avr-gcc Feature: Better debugging info
F'up of avr-gcc: New Features? Levenkay wrote: It would be wonderful if values of variables could be inspected during a debugging session. In my experience, this works less than...
Sun. Jan 20, 2013 - 10:21 PM
avr-gcc Feature: Inline asm and volatile
F'up of avr-gcc: New Features? skeeve wrote: Perhaps a mechanism for marking in-line assembly so that it will not be reordered with respect to volatile accesses. Perhaps by...
Sun. Jan 20, 2013 - 09:46 PM
avr-gcc Feature: More Warnings
F'up of avr-gcc: New Features? ChaunceyGardiner wrote: I would like to see a lot more warnings. We get away with way too much. The simplest example I can think of is int i;...
Sun. Jan 20, 2013 - 09:36 PM
avr-gcc Feature: Squish up .vectors
F'up of avr-gcc: New Features? abcminiuser wrote: Perhaps the ability to squish up the vector table a little - an option to discard any sections of the vector table that aren't...
Sun. Jan 20, 2013 - 09:19 PM
avr-gcc: New Features?
What would be new, reasonable features for avr-gcc¹? Features thatAre useful and will actually be used Don't conflict with the standard ¹ When I write avr-gcc, I mean avr-gcc...
Sun. Jan 20, 2013 - 10:22 AM
Howto: Support "unsuppported" AVR Devices with avr
Hi, from time to time the question comes up, when support for a specific AVR derivative is added to avr-gcc. I wrote some notes on how such device support can be worked out...
Sun. Nov 18, 2012 - 02:26 PM
ASF code metrics for fixed-point square root?
Hi, I am interested in ASF's code metrics for fixed-point square root computation for unsigned 0.16 Q-format numbers, i.e. no integral bits and 16 fractional bits.Maximum absolute...
Fri. Oct 5, 2012 - 03:15 PM
Atmel AVR Toolchain's fixed-points are broken?
Compiling the following void fi (int); void fc (char); int sf_to_int (short _Fract a) { return a; } signed char f_to_schar (_Fract a) { return a; } _Fract schar_to_f (signed...
Mon. Aug 13, 2012 - 09:19 PM

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