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Discussion Title Created date
PPP CRC is different to CRC16-CCITT?
I am generating PPP CRC on Xmega...it has built in CRC-CCITT generator it says. I generate a CRC using the CRC module and I get the expected answer for CRC-CCITT as also verified...
Thursday, 1 May 2014 - 03:54
Magnetic motors
Hmm... yes some of you are going to laugh at me. :| But I have become addicted to these videos on youtube where they have motors running using pure magnets no electricity. Some of...
Thursday, 10 April 2014 - 02:40
C function stack - when defined?
I have been reading RTOS stuff these days so I can write my own. But I am lacking this understanding of stacks. When is the C function stack created? I thought whenever a function...
Wednesday, 5 February 2014 - 23:16
require double floating point - float8 on xmega
Title says it all...I have been doing some reading and it seems the size of double in avr-gcc is same as float which is 4 byte? I need 8 byte support....is there any tricks?
Monday, 27 January 2014 - 02:37
max3485 rx while transmit
Ok so I am designing this circuit using xmega and max3485 chip. I was reading about collision detection. One of the ways in RS485 is that you read in what you just transmited and...
Monday, 20 January 2014 - 04:37
Xmega 32 Usb licence
Umm...yes I am a relatively new player in xmega game. The question is, do we need to purchase usb licence if we use the usb interface of the xmega? Where do I get the VID? PID?...
Friday, 17 January 2014 - 04:34
Xmega or UC3A
I am struggling to decide on which one to start on my next project with... I have so far been working with UC3A1256 and have been very happy with it. I am now thinking of a low...
Thursday, 16 January 2014 - 01:57
USB NDIS Interface?
Hi guys... so far I have been using a 3g modem with my AT32UC3A chip and I am talking to it using USB CDC stack and AT commands etc... All have been ok. But now I plug this ZTE...
Friday, 25 October 2013 - 11:33
Watchdog timer can interrupt?
I have a situation whereby I have file system opened on SDCard using UC3A1256. I am trying to code it such that if there is a watchdog reset intitiated all filesystem should be...
Saturday, 5 October 2013 - 23:07
UC3A fuse bits are located in user page?
Hi guys... I am a little confused. Are the 32bits of fuses mapped to the end of the flash user page?? So by wiping the area there we actually wipe the fuses? If the above is true...
Friday, 27 September 2013 - 09:50
smd 5v or 3.3v isolated power supply....
hi guys...I have this requirement of a 5v dc to 5v dc or 5v dc to 3.3v dc isolated converter. Ideally I would like it to be a on-chop solution with no external inductor...
Wednesday, 20 February 2013 - 03:59
OO heirarchy..accessing objects from lower levels.
Ok this is a generic question. But I am going to use the sockets/tcp/ip to put the question out. I have a socket layer in py code. Each socket is a struct object. Lower layers...
Saturday, 26 January 2013 - 06:40

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