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External Recursive Makefile fails on Win64 Recursive makefiles are relatively common. For example, for the optiboot bootloader "make xplained168pb" invokes a target that does "$(MAKE) atmega168 BAUD_RATE=57600" $(... |
Friday, 27 July 2018 - 01:38 |
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ARM GCC for Cortex-M4F and double-precision floats Do the arm gcc libraries for double precision floating point use the single-precision FP hardware present on an M4F? I'm getting benchmark results that seem to say "no"... ... |
Sunday, 22 July 2018 - 21:26 |
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Device Family Packs are annoying... I really don't want to have to type: avr-gcc -mmcu=atmega328pb -B /home/packs/Atmel.ATmega_DFP.1.0.86/gcc/dev/atmega328pb/ -I /home/packs/Atmel.ATmega_DFP.1.0.86/... |
Friday, 20 July 2018 - 11:30 |
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Multiple targets for an AS project? Is there a standard, preferred, way to set up a project so that it can be compiled for more than one (similar) chip? Say I have a bootloader that will compile for ATmega88*,... |
Friday, 20 July 2018 - 05:40 |
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avr-gcc -flto bug, maybe because weak symbols that eval. to zero? (also sent to avr-gcc-list mailing list) Discovered on Arduino (4.9.2-atmel3.5.4) ( http://forum.arduino.cc/index.php?topic=556674.0 ) So I have this pretty trivial avr-gcc... |
Saturday, 7 July 2018 - 01:19 |
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Compiler bug - with LTO only? The arduino folk seem to have found a compiler bug, that occurs only when using link-time-optimization. http://forum.arduino.cc/index.ph... How do you even collect... |
Friday, 6 July 2018 - 10:02 |
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General Timer register Synchronization question. The TC timers and RTC in the SAMD series have a COUNT register that requires "Read Synchronization" When executing an operation that requires synchronization, the Synchronization... |
Friday, 22 June 2018 - 00:26 |
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instrumenting functions Is there a way to get gcc to include some user-provided code into function prologues? I see that there is -finstrument-functions which is close to what I want, but it... |
Tuesday, 20 February 2018 - 23:43 |
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Amazon buys FreeRTOS... https://aws.amazon.com/freertos/ https://aws.amazon.com/blogs/ope... That's wild ... I didn't know that such a thing was even within the realm of possibility!... |
Friday, 1 December 2017 - 08:04 |
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ASF I2C library for SAMD does floating point, causing bloat apparently _i2c_master_set_config() does this poorly documented: It turns out (http://www.eevblog.com/forum/mic... ) that the ASF function _i2c_master_set_config() uses... |
Tuesday, 21 November 2017 - 21:11 |
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Where to report bugs in ASF/etc? So where does one submit bugs and complaints about ASF/etc for official consideration? I've found references to http://asf.atmel.com/bugzilla/ , but it seems pretty... |
Tuesday, 21 November 2017 - 20:54 |
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libsam documentation? I guess that libsam was Atmel's ARM library back before "ASF." I have legacy code that still uses libsam, but I can't find documentation (and it's old enough that... |
Friday, 6 October 2017 - 00:51 |