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Which USARTS are on AT32UC3B1xxx
The data sheet says 2 USARTS on these chips (instead of 3), but I couldn't find any clue as to which two they are. On the pinout multiplexing all three have entries on the 48 pin...
Friday, 19 September 2008 - 21:46
EVK1100 Silksreen Error
The silkscreen for the spare SPI connector (J6) has SCK and MISO reversed, the schematic is correct. Might be worthwhile to add this to the "known issues" page.
Saturday, 11 August 2007 - 06:47
EVK1100 PLL Problem
I'm multiplying the 12Mhz up to a VCO frequency of 96Mhz and then dividing by two for 48Mhz (for future USB use) and then dividing by 2 for all the buses for 24Mhz. I exported the...
Thursday, 2 August 2007 - 23:47
Heap in EVK1100 SDRAM
My program needs lots of dynamic (heap) memory so I had to move it out of the internal RAM and into SDRAM. I made a modified version of the loader script from C:\Cygwin\usr\local\...
Wednesday, 1 August 2007 - 05:04
Linker Map file
I've tried various combinations of placement with no luck. I put into the X-linker configuration section: "-Map C:\AVRWork\Seneca\seneca.map" Here's what I got: make -k all...
Sunday, 29 July 2007 - 04:59
Math function problem
I've got a program that uses sin, cos, pow, and sqrt functions to calculate IIR filter coefficients based on specifications. Although the math.h include file has definitions for...
Sunday, 29 July 2007 - 03:58
fdevopen equivalent available?
I have some code that uses printf that I want to port to the EVK1100. I have a working interrupt/dma driven uart driver that I could use by changing all the code to use sprintf...
Thursday, 26 July 2007 - 04:57
AVR32 & JTAGICE standalone questions
Just getting started so some of these might be stupid questions. I'm using the AVR32 studio from the atmel website with a JTAGICE mk2 connected via USB. I'm running Windows 2000...
Saturday, 26 May 2007 - 21:30