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Learning how things are done (Calling sequences, return sequences, etc.)
I have done a lot of debugging (Atmel Studio w/GCC, ATMega1284P) and I sometimes get down into the "Disassembler" window.  I can find my way around a bit given my knowledge...
Saturday, 4 May 2019 - 23:44
Bootloader/Application Coordination
I would like to allocate an area of SRAM to use to coordinate between my boot loader and my application and allow them to exchange data in that area.  The area will have a '...
Saturday, 4 May 2019 - 23:30
Symbolic debug of Application with boot loader
I have searched the forum but I don't find anything that fits my situation.  I apologize in advance if I missed it ...   I have a boot loader which has been debugged and...
Tuesday, 23 April 2019 - 20:02
ATMega1284P ELPM instruction issue
This question is in relation to a thread that AlanK2 and I have been exchanging having to do with an ELPM instruction "apparently" loading a byte from an incorrect location....
Saturday, 30 March 2019 - 03:14
How to abort build if flash/eeprom overflows
I am programming ATMega1284p with Atmel Studio 7 on Windows 10.   Several times now I have had a long debugging session only to discover that the program flash section has...
Wednesday, 6 February 2019 - 19:54
Processor died?
I have a board based on an ATMega1284P.  I am using a 20mhz xtal bypassed with 22pf caps.  These boards have been in use for over 5 years (on for maybe 10 hours per week...
Tuesday, 28 August 2018 - 20:26
Page eject when printing source code
When viewing a C/C++ source file within Atmel Studio you can press CTRL-P to print it.   I would like to insert form feeds (page ejects) such that a new print page is started...
Monday, 27 August 2018 - 13:11
Testing to see if a command line option is set
I am using the -finstrument-functions gcc compiler (Atmel Studio) option and I want to do two things - issue a compile-time warning that the option is on - optionally compile in...
Saturday, 17 March 2018 - 14:23
Linker "wrap" feature
I am attempting to "wrap" calls to malloc (see thread https://www.avrfreaks.net/forum/instrumenting-malloc-free#comment-2393596)   When I add the --wrap=malloc option to the...
Tuesday, 13 February 2018 - 13:32
Instrumenting malloc & free
In my application (ATMega1284p, Atmel Studio) I have functions I call to wrap "malloc" and "free" so that I can turn on some memory verification when needed to detect stack/heap...
Monday, 12 February 2018 - 13:03
Runtime expression evaluator & scripting for embedded processors
in my application, my users generate a configuration file which is loaded into EEMEM and evaluated at run-time to configure inputs, outputs, actions, etc.   I would like to...
Monday, 27 November 2017 - 23:19
WinAVR - Cause compile to fail if EEMEM overflow
I am using AtmelStudio/WinAVR targeting an ATMega1284p and my compile does not fail when the EEMEM overflows (i.e.: larger than 4096).   Is there a compiler setting/utility...
Monday, 23 October 2017 - 14:41

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