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SAMA5D44 Cortex A5
Are all Cortex A5 MPU's the same core, i.e. do they all use the same architectures for example 12 general purpose registers and 32 floating point registers etc?
Tue. Aug 21, 2018 - 02:10 AM
someone elses malloc
Hi guys again, I looks like I'll have to implement malloc myself, so I had a quick peek at GitHub for examples and found a relatively simple malloc implementation.   Now you...
Sun. Aug 19, 2018 - 11:45 PM
just wondering if someone can provide a solution
Hi guys, I am creating a program on the SAMA5D44, yes I know this is not really the place to be asking such questions but I've been waiting on Microchip to et back to me.  ...
Wed. Aug 15, 2018 - 10:02 PM
ASsembly Question
Hi freaks, I have a simple asm routine that I am having trouble compiling.  It is as follows: void context(void); __attribute__((naked))void context(void){ __asm__...
Thu. Aug 9, 2018 - 06:07 PM
Is it Real?
Hi guys, I've designed a scheduler for embedded systems aimed squarely at mid-range 32bit systems.  Interrupts and Exceptions are never disabling by the OS and API calls can...
Thu. Aug 2, 2018 - 09:03 PM
Requirements of a RTOS
Can I ask guys, I designed a RTOS recently and it never disables interrupts or exceptions, they always answered straight away.  However, RTOS api calls may be deferred....
Mon. Jul 30, 2018 - 03:55 PM
c editor
Is there an editor that allows you to copy c code text and paste it with the code highlighted in color
Mon. Jul 23, 2018 - 12:25 AM
Non Maskable Interrupt
Hi freaks, just a quick question.  The NMI Interrupt is handled in the exception.s file.  Can you disable the NMI by Disabling exceptions? 
Thu. Jul 12, 2018 - 06:30 PM
Initial VGA Timing conditions
Hi guys, have a look at this vga timing example.     So at the Start (initialisation) do I do the v-sync pulse, then begin the first line and at the end of that line is...
Sun. Jul 8, 2018 - 06:52 PM
Schematic tools
Could one of you nice guys recommend schematic software that is free?
Thu. Jul 5, 2018 - 01:11 AM
DMA for memory output on port
Hi guys, I reasonably comfortable with DMA transfers using the DMA controller that targets peripherals but I don't know how to do memory output.  I think I have to use a IRQ...
Mon. Jul 2, 2018 - 02:33 AM
vga timings
what vga resolution do you think is possible with a UC3 (dedicated) running at 66MHz dedicated to the vga ADV7120.     http://www.tinyvga.com/vga-timing  ...
Sun. Jul 1, 2018 - 02:18 AM