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calling a function handler
This hard to explain but I'll have a go.  When a interrupt occurs I save pending calls to a function to a struct{} with the function handler that I'm requesting. ...
Thursday, 2 July 2015 - 22:29
is this gcc label correct
"RETS" :: [Readied_Task] "i" (&Core_Readied_Task), [Executing_Task] "i" (&Core_Executing_Task)); Core_Readied_Task and Core_Executing_Task are defined as struct...
Wednesday, 1 July 2015 - 03:33
Kernel Tick Rate
As embedded developers, what kernel tick (delay ticks) rate, and what time slice(number of process changes a second do you consider adequate. Quote maximum values).
Tuesday, 30 June 2015 - 23:38
You have no History
Is there no History in Studio 6 for keeping back ups.  I accidentally deleted a backup copy of a project and had to revert to an older copy of the same project to get it back...
Friday, 26 June 2015 - 23:26
intc.h help with code in the intc.h file
Hello folks, I have this piece of code from the ASF intc.h file.  Instead of returning the value I want to read it into a variable.  Could some explain how to do this?...
Friday, 12 June 2015 - 13:58
GCC Tricks
Hello guys, I come to this forum not only to ask questions but to learn how to be a better programmer by keeping up-to-date on the posts.  So I thought I'd start a thread on...
Monday, 8 June 2015 - 18:14
clobber register
Hi guys, this is a very basic question, I'm not great at assembly language.  I'm calling a function in assembly and passing an argument in register r12.  However, I do...
Tuesday, 2 June 2015 - 23:28
RTOS
Hello guys, I've near finished writing an RTOS and was wondering what API calls you can think of that would be good to integrate into the kernel, things like semaphores and mutexs...
Sunday, 31 May 2015 - 02:26
SPI & ILI9341
Hello Guys,   I'm having trouble interfacing a ili9341 TFT display to my EVK1100.  If any can help me get this working I'll throw in a development board of their...
Wednesday, 20 May 2015 - 17:00
saving stack pointer in assembly
Hi guys, I have a simply piece of code but the compiler says that there is a missing ")"   #define core_system_critical_section() int compose_code;\    ...
Friday, 15 May 2015 - 14:17
General Interrupt Pre-emption Question
Can a exception be pre-emptied by another exception?  Say I'm executing a supervisor call, can a Non Mask-able Interrupt pre-empt it. Secondly, if I'm in an interrupt at...
Sunday, 10 May 2015 - 20:54
Has any of you good gentlemen - ili9341
HAs any of you good Gentlemen got a example of using the ili9341graphics display on the EVK1100 or UC30512 in SPI mode.   PS, I'm unable to access the projects on this...
Friday, 1 May 2015 - 14:36

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