Post Created date
Sampling mains?
jayjay1974 wrote:And when varistors blow, they usually do this spectacularly :D blowing all their guts all over the place, and your whole widget will be black on the inside :)...
Tuesday, 10 July 2012 - 22:31
naked function
After looking into this I can report the following: At -O0 and without the naked attribute the prologue consists of saving the SP, modifying the SP to reserve space for the...
Friday, 6 July 2012 - 14:51
naked function
I recall a problem I had a couple years ago using the naked attribute. IIRC, the issue seemed to be that the compiler ignored naked when compiling for debug (-O0). Compiling...
Tuesday, 3 July 2012 - 23:41
Memory Segmentation and Switch-Case branchingh
Where are your break statements?
Monday, 2 July 2012 - 22:15
oscilloscope: to buy another or learn what I am doing.
CRChisholm wrote:GND--[180k]--[photo resister]--[- LED +]---5v Try probe ground to GND and probe tip to the 180k-photo resister junction.
Sunday, 24 June 2012 - 23:29
No Defines for IRQ Groups?
The #defines you have listed above have the interrupt group and line encoded into a single number. For example: group = AVR32_TC_IRQ2 / 32 = 450 / 32 = 14 line = AVR32_TC_IRQ2 %...
Friday, 15 June 2012 - 22:55
UC3 ADC throughput 15ck vs 13ck
@luvocean1: I had this problem once and I tracked down that it was due to writing to the FLASH user page while ADC conversions were running. Apparently, writing to FLASH ties up...
Friday, 15 June 2012 - 22:37
Proper Way to Start User Application From Bootloader
iwoloschin wrote:Hooray for working things. And hooray for being a complete idiot... As my boss once said "must have been working on that while logged in as moron." :lol:
Friday, 15 June 2012 - 22:24
ADC EndOfSequence interrupt problems
Thursday, 26 April 2012 - 17:12
ADC EndOfSequence interrupt problems
You probably need AVR32_ADC_IRQ (that's for a UC3B device, I don't have an up to date toolchain installed here so don't have access to the UC3C headers). Look for the header file...
Thursday, 26 April 2012 - 10:56
Is there FIFO in USART (CPU UC3A3256) ?
You are correct, there is no FIFO in the USART. You can achieve FIFO functionality by using DMA (PDCA).
Wednesday, 25 April 2012 - 23:03
struck with this code
Let me ask you a few questions. Did you write this code? I assume not since you are asking questions about how it works. What is the code from? Where did you get it?
Monday, 23 April 2012 - 10:50