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ISRs
Derick22 wrote:Does this still qualify "volatile"? Yes.  Think about it -- it doesn't really matter which thread changes, and which thread otherwise accesses.
Friday, 27 March 2020 - 19:54
Fast dividing by 5 and by 10 for uint32_t input data for ATMEGA16A
ralphd wrote: with the goal of writing the smallest 16-bit unsigned divide-by-5.  Cool.  Simple extension, then, for the OP's needed 32 bit?
Wednesday, 25 March 2020 - 01:47
Using pow() breakes the building and floating_point printing errors
Try a forum search for relocation truncated to fit:
Monday, 23 March 2020 - 01:22
Fast dividing by 5 and by 10 for uint32_t input data for ATMEGA16A
rpz3598 wrote:How to write fast    dividing   by 5 and by 10 for uint32_t  (4 bytes)  input data  for ATMega16a using assembler ? ...
Sunday, 22 March 2020 - 20:36
Arduino Mega 2560 Serial Communication Problem Atmel Studio
I don't really see the reasons for this "wizard" routine -- sure uses up a lot of stuff to do a few register assignments.  Immaterial on the '2560; wait till you look for the...
Sunday, 22 March 2020 - 13:52
how use CodeVision CodeWizard for USART Interrupts
clawson wrote:5 years too late ?!? And incorrect.  Simonetta wrote:The generated code won't work for the Transmit interrupt,   TX IRQs happen when the transmit...
Thursday, 19 March 2020 - 15:32
if statement not picking up on variable change
js wrote:I was going to offer you the Xplained board I got from Atmel even before the E5 was released. The situation appears widespread (at least two have recreated?), but is it...
Friday, 13 March 2020 - 21:23
Code written for IIC to LCD (Codevision) does not like to codevision !
awneil wrote: bnsavr wrote: What memory ?   The memory in his head - the things he remembers.   Like the memory you use when you remember where you live, or what you had...
Friday, 13 March 2020 - 12:40
if statement not picking up on variable change
theusch wrote:Doesn't this smell like an uncaught interrupt?  Sorry; uncaught interrupt by default would jump to zero.
Friday, 13 March 2020 - 12:20
if statement not picking up on variable change
js wrote:then, SOMEHOW, the code goes to the endless loop at C5. Doesn't this smell like an uncaught interrupt? 
Thursday, 12 March 2020 - 23:41
if statement not picking up on variable change
js wrote: ... The program just gets stuck in an endless loop at 0x00C5. ... so there is something wrong with the line if (DATARECEIVED()) putchar(getchar()); or the way it is...
Thursday, 12 March 2020 - 22:44
if statement not picking up on variable change
In earlier post you showed the snapshot of the variable value, and later the generated code for the lds. But you cut off the address in the watch window, so until you do we don't...
Wednesday, 11 March 2020 - 20:02

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