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empty space between .data section symbols
clawson wrote:What does the .map show? Also note that "static" will be in .data/.bss but won't be named in .map or nm output. I'm going to detail a bit further with an example. I...
Monday, 18 February 2013 - 10:24
EEPROM access on xmega [xmega256A3U]
I got the point of using arbitrary non-conflicting address spaces in the linker script to just match the different memory types of the avr arch. I got the point of mapping back to...
Thursday, 31 January 2013 - 12:24
EEPROM access on xmega [xmega256A3U]
clawson wrote:Quote: where to document myself about this specific number(0x81000) where is this number (and prolly many others) documented? In the linker script but this is a...
Thursday, 31 January 2013 - 09:47
EEPROM access on xmega [xmega256A3U]
clawson wrote:Quote: I tried reading from address 0x8C0000, 0x8C1000, 0x801000, How could you? It's almost impossible to generate a 24 bit pointer. Incidentally a 0x810000 offset...
Wednesday, 30 January 2013 - 16:19
Xmega 256 a3u power consumption
You were absolutely right. The troubles were not related to the uC but rather to the STK 600 which I must say, sucks as a testing board if it doesn't even provide separate power...
Wednesday, 17 October 2012 - 07:55
Xmega 256 a3u power consumption
mojo-chan wrote: Right, so I'll ask again, what sleep mode are you using? Power Save mode mojo-chan wrote: Quote:As for the IO lines, I'm currently not touching them. Then that...
Monday, 15 October 2012 - 12:25
Xmega 256 a3u power consumption
clawson wrote:Suggest you read AVR040 and AVR042 Consumptions are being tested on STK600.. if they did wrong design it would surprise me.. R
Monday, 15 October 2012 - 12:11
Xmega 256 a3u power consumption
Power reduction registers are said to be effective only in active and idle power states. In sleep mode they are overridden by the power state configuration (AVR1010 section 2.7)....
Friday, 12 October 2012 - 09:54
Flashing boot section on XMEGA256A3
clawson wrote:Quote: and I inspect the bytecode I only seee 0xFFFF words (it has not been reprogrammed). How are you observing this - if you use an Atmel tool (such as Studio...
Friday, 3 August 2012 - 09:53
Software access (erase/write) to flash on Xmega
I see that *probably* my problem has to do with invoking the SPM instruction from outside the boot section. I'm now changing linker script to place the function in there (address...
Thursday, 2 August 2012 - 09:06
Software access (erase/write) to flash on Xmega
I confirm that reading from the FLASH is real as I'm now doing it through __ELPM instructions and the outcome matches the binary image. Therefore I must assume that the page erase...
Wednesday, 1 August 2012 - 13:45
realloc bug in avrlibc
riccardomanfrin wrote:I'm experiencing a bug in the realloc when trying to realloc to a chunck of size 1; in such case, the realloc provides me with a size 1 chunk, but when I...
Friday, 22 June 2012 - 10:04

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