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Comp.Arch.Embedded is a worldwide Usenet news group that is used to discuss various aspects of Embedded Systems development.
We found 1276 threads matching "avr"
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AVR compilers
mc - 2005-01-09 00:38:00
OK, another deep theological question...
What do people think of each of these...?
CodeVision C for AVR
ImageCraft C for AVR
IAR C for AVR
gcc for AVR
BASCOM for AVR
Any of them notoriously good or notoriously bad?
Integration with AVR Studio and STK500 are desirable.
...
Re: 8051 compilers
Michael - 2007-11-29 16:07:00
On Nov 28, 6:14 pm, Grant Edwards wrote:
>
> Then you definitely should switch to AVR. The free tools for
> AVR are much better. The gcc port for AVR is definitely
> production quality, and AVR-Studio from AVR is free.
I agree - and I've been telling my bosses that since I started wo...ISA and copyright/patent/trademark
Antti - 2009-04-15 15:59:00
Hi
I am preparing some own processor (in flash FPGA) that is mostly AVR
classic ISA compatible,
so I wonder what issues may come up, if any. ISA can no be patented,
so there should be no
big issues. But then AVR(R) is registered trademark, so if i make
something compatible to AVR
and if i s...AVR-GCC options
rvarshney - 2009-03-22 21:41:00
Hello,
I was hoping to know if there is a way to intermix source code with the
output of "avr-gcc -S"
I know that it is possible to do so with "avr-objdump -S", but I was
wondering if there is a way to get the same functionality with "avr-gcc
-S"
Thanks!
...WinAVR for ATtiny2313 ?
Bugmaster - 2005-02-20 03:47:00
Hi all,
I'm a newbie to AVR development. I was looking into using C for some of
my high-level logic, but couldn't figure out a reliable way to do it on
Windows. The latest version of WinAVR (http://winavr.sourceforge.net/)
does not support ATtiny2313 (which is what I'm using), because their
a...AVR MCUs and Eclipse
Ivan Wagner - 2008-03-31 03:16:00
Hi to all,
I'm really interested in developing my application on AVR MCUs using
through Eclipse using the avr-eclipse plug-in which can be downloaded
at the following link: http://sourceforge.net/projects/avr-eclipse
I've seen a screen-shot (http://firefighters.cs.upb.de/images/7/78/
AVRDUD...Ethernet on AVR
Meindert Sprang - 2003-12-18 11:54:00
Just a quick question: what would be a good choice of ehternet chip to
attach to an AVR? My first thought is a Crystal, but maybe there are better
option?
My AVr of choice would be a ATmega162.
Meindert
...AVR studio4 problem
Martin Griffith - 2008-01-28 15:10:00
I'm trying to move Studio4/GCC/winavr from my aging laptop to my desk
PC
I downloaded the latest versions for the PC but get the following
error
Loaded plugin STK500
Loaded plugin AVR GCC
Loaded partfile: C:\Program Files\Atmel\AVR
Tools\PartDescriptionFiles\ATmega128
AVR Simulator: Please...avr-gcc : .bss always set variables to zero ?
kunil - 2005-04-22 11:05:00
Here's FAQ that listed in AVR-libc's manual :
* Shouldn't I initialize all my variables?
....for the AVR target, in general, all integer-type variables are set
to 0, all pointers to a NULL pointer, and all floating-point variables
to 0.0.
I'm trying small program :
#include
int mai...How do I start with AVR microcontroller??
Manish - 2006-10-27 00:00:00
Hello everyone,
I am new to avr microcontroller.Which is good online tutorial for AVR
micro
...Gcc Tools for AVR Studio
Klaus Hummel - 2004-06-17 07:03:00
There is a new gcc distribution on the Atmel Website for avr
controller.
http://www.atmel.com/dyn/general/tech_doc.asp?doc_id=9772
It contains avr-gcc 3.4.0 with Dwarf debug format support and an
Elf/Dwarf parser component for AVR Studio.
Has anybody experience with this distribution ?
...AVR or 8051
Yukuan - 2005-01-19 11:01:00
If anyone can tell me when to use AVR and when to 8051.
We all have known that AVR has fine instruction set and
is much faster than 8051.
During product developing, what make you choose 8051?
Any comment is appreciated.
Thanks
...PIC vs AVR vs ARM
Miem - 2006-10-02 04:28:00
Hi All,
As an amateur embedded circuit player, I have used couple of AVR and
PIC microcontrollers in the past.
In these days it is not to hard to find small, ARM based ready to use
embedded boards under $100. They seems to have faster clock speed then
most of the AVR and PIC boards.
Can...[Q] avr-gcc and calling convention
42Bastian Schick - 2005-01-24 01:10:00
Hi
I am starting to port our RTOS to AVR using avr-gcc ( later surely
IAR, ImageCraft).
Currently I am confused about the calling convention. The AVR-lib
document says:
r2-r17 are callee saved
r18-27 are caller saved
r25-r8 are the parameters left to right
Does this mean, I must pres...AVR s/w emulator ?
A. Drosos - 2005-03-05 03:21:00
Hi,
Is it possible to use the AVR s/w emulator on AVRStudio running on a PC and
somehow get external control signals (serial or parallel port) that would
correspond to signals produced by an actual AVR?
The reason I'm asking is that I have to design a small scale electromechanical
elevato...Basic AVR questions
mc - 2004-12-25 19:04:00
(1) Do all AVRs have the same instruction set? (Except obviously for
instructions that refer to things that are not there.)
(2) How easy is it to make an AVR programmer that is compatible with AVR
Studio?
(3) Would such a programmer be essentially universal (for AVRs)? Or do they
have ...AVR bootloaders
Martin Griffith - 2008-07-28 18:09:00
Just spent an hour googling
I'm trying to find a reasonable BL for the enduser, preferably using
USB/FTDI or the silicon labs thingy/equivalent.
Just to update their AVR, nothing special, apart from "simple" and
probably a lot of Mac users
Using GCC Winavr, Ponyprog and atmel Studio4
...Porting JAM-Player from 8051 to AVR?
Patrik - 2004-03-18 16:56:00
hi,
1st did anyone do the portation?
2nd Does anyone knows a document where portation from 8051 (Keil C++) to
AVR (GCC) is described in general?
3rd Can anyone tell me how I port a UART Interface from 8051 to AVR in C?
Thanx,
Patrik
--
Using M2, Opera's revolutionary e-mail client: h...AVR Studio 4.08 broken?
Lewin A.R.W. Edwards - 2004-04-10 11:14:00
I just moved my AVR development onto a new machine, and downloaded the
latest AVR Studio (4.08). It seems like it's impossible to build with
this version. If I hit F7, the output window shows "Building
project...", there is a Windows error chime, and nothing else happens.
I have to run the avrBu...AVR or PIC for a beginner
[Frank] - 2007-02-19 12:54:00
I'm new to microcontrollers world.
I have only a little experience with Z80 based systems.
I saw some Atmel AVR's sources and I loved it: very clear.
Someone suggest me to start with PIC, someone else with AVR.
The net is full of doc/projects about PIC and give me a bit of
confusione; A...avr butterfly and jtag
Mark Andrew - 2004-05-29 15:41:00
I have bought an AVR Butterfly as my first step in exploring the
wonderful world of microcontrollers, and have worked out how
to compile and load programs into it using WinAVR, AVR Studio
and the RS232 connection. And all for € 30!
Now I want to try my hand at on board debugging. Do I just bu...AVR, Max OS X: Compiling avr-libc fails ...
Frank Goenninger DG1SBG - 2006-05-25 17:25:00
Hi all:
I tried to compile avr-libc on my Mac Intel with OS X 10.4.6 using the
instructions as detailed in
http://www.nongnu.org/avr-libc/user-manual/install_tools.html
Unfortunately the compile fails:
avr-gcc -I../../../../common -I../../../../include -x assembler-with-cpp -Wa,-gstabs...AVR studio Watch window giving unbelievable result.
Denis Gleeson - 2004-08-16 13:41:00
Hello all
Im new to using Atmel devices and AVR studio.
We have built a project with avr-gcc and Im using AVR studio
version 4.08 to debug. the device is the ATMEGA162.
My problem is that we have an array of structures declared in C and
when
I place a watch in the watch window the SRAM add...Re: Moving from 8051 to AVR
Dave Hansen - 2006-02-15 10:01:00
On Wed, 15 Feb 2006 09:01:38 +0100 in comp.arch.embedded, "Meindert
Sprang" wrote:
> "Ulf Samuelsson" wrote in message
[...]
>
> > Remember, the AVR has 8 MByte address space.
>
> Which one is that?
All the ones with a 22-bit PC. Note 1) Having 8 MB address space is
different ...Analog voltage to MIDI converter with AVR
2005-01-06 22:13:00
The following link (http://tomscarff.tripod.com/cv2midi/cv2midi.htm) shows a
voltage to MIDI convertion board based on a PIC.
I wonder if there is a similar work for AVR 8535 ?
Does BACOMAVR support MIDI functionality?
Is there any AVR compiler with MIDI functions?
...Re: C/C++ compiler that will work with Atmel STK500
johannes m.r. - 2004-08-05 20:25:00
Hello Sonoman,
You shouldn't mix up two things: The compiler/assembler which
generates the hex file/binary from your (C/assembly) source and the
programmer software which transfers this hex code to your
microcontroller.
For compilers for AVR there's AVR GCC, IAR AVR Compiler, CodeVision
AVR ...Gcc for AVR
marco belli - 2007-03-30 12:41:00
Hi,
I'm a Linux user and gcc fan.
At work I,m programming AVR ATMEGA128 using icc-avr and then loading the
program to the board using MEGALOAD program.
I'd like to try using gcc to compile my program.
I have followed the instruction found in "AVR Libc Home Page" to compile my
program and I h...Re: AVR studio on Win95 OSR2?
Gary Kato - 2004-07-18 22:06:00
> Since I failed to install AVRGCC on my notebook with Win98, I wouldn't
> surprise that one cannot install AvrStudio on Win95.
>
AVRGCC is different from AVR Studio. AVR Studio 4.09 installs and works just
fine under Windows 98. Well, except for that bug I reported for 4.07 that they
still...Re: efficient software n language to program ATMega32 microcontroller
Eric - 2007-09-27 13:07:00
On Sep 26, 8:01 pm, Archana wrote:
> Though I'm not new to programming microcontrollers, I have never
> worked on ATMega32 microcontrollers. Please, let me know which
> software n language would be the best to program ATMega32
> microcontroller.
I think most AVR coders use the free g...8951 / AVR controller circuits
CCD - 2008-07-17 09:51:00
Hi,check out an AVR interfacing example and 400hzsignal generation
using 89c2051 microcontroller, here:
http://dharmanitech.blogspot.com
...C preprocessors in GCC-AVR & AVR studio
terry - 2004-08-22 03:05:00
Hi,
I am using GCC and AVR sudio in my MCU project. I find a big problem
when the two tools are used together.
My C program has many "#ifdef"/"#endif" instruction segments to
control different compilation options. However, when I debug the
program in AVR studio and set watch points, some lo...Re: Moving from 8051 to AVR
Jonathan Kirwan - 2006-02-10 15:07:00
On Sat, 11 Feb 2006 08:44:50 +1300, Jim Granville
wrote:
> Ulf Samuelsson wrote:
> >
> > Have been to multiple meetings where people like to hear about the AVR
> > and do not want to hear about the 8051s even if they have the same set of
> > peripherals.
>
> That would not have b...Re: standalone programmer for PIC?
peterk - 2004-12-17 03:54:00
Maybe you need to think about the AVR instead. That has a keyfob
programmer available. Some nice stuff for AVR and PIC on this site
https://www.kanda.com/productnews.php3.
One approach that is in use at hundreds of locations in the UK is
update by satellite. Data is embedded in the TV blanking...programming techniques of AVR MCUs
Roman Mashak - 2004-11-17 21:18:00
Hello, All!
I have a general question related to development procedure for AVR.
Are there ane common recommendations about building programs for 8-bit AVR,
like. I know, one of them - not to use global variables where it's possible,
and how about structurual programming, splitting all code i...AVR uisp and STK500 Firmware version
Ross K - 2005-02-22 13:24:00
I'm thinking if you use the UISP programmer with the STK500 board for AVR
programming, you may have run into this already (I hope!!)
I've been programming AVR devices with good success using uisp from unix
(macOSX flavour) and using the STK500 with no problems. Unfortunately,
I made the m...Re: AVR library for LCD and 1wire?
CBarn24050 - 2005-01-28 10:15:00
> Subject: Re: AVR library for LCD and 1wire?
> From: David
> I am looking for a library written in GNU C for the AVR which supports
> > HD44780 LCDs in 8-bit port mode,
There must be millions of them around but its so easy to write your own its
hardly woth looking for them.
> and UART...GUI for ATMEL AVR
noone@nowhere.undef - 2006-12-29 03:49:00
Hello,
I'm just an electronic hobbyist (and physic teacher).
I'd like to make a sort of chronometer for my Go-Kart.
It's working fine now
(using WinAVR as C compiler
for a microcontroller (uC) ATMEL AVR ATmega8535)
but I use a character LCD display.
I would like to use a graphical LCD now...AVR AT327000
Dan N - 2007-05-23 08:24:00
I've been shown a new dev kit for the AVR AT327000 that uses embedded
linux and I wanted to get advice and opinions on this processor. I'm not
familiar with AVR processors at all.
I'd like to use the GCC compiler. Is this well supported?
Does anyone know who's done the Linux port and is it...AVR-GCC Bug about atol()
eeh - 2005-01-31 22:28:00
Hi,
I find a bug in avr-gcc library. When the following code is compiled,
the avr-objcopy.exe has problem and exit. The compilation information
has the following information:
Converting to AVR Extended COFF: main.cof
avr-objcopy --debugging --change-section-address .data-0x800000
--change-...VCO control with AVR tiny/mega?
Andy - 2006-12-18 11:50:00
Hello:
I am considering controlling a 15MHz VCO with an AVR tiny/mega. I want
to be able to set the VCO frequency with the resolution of 500Hz to
1000Hz, in a 200 kHz range, with a closed control loop locking the VCO
frequency, based on an AVR with a strict minimum of additional
component...