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Watchdog oscillator tolerances on ATmega1280?
Hi, During production of a product based on ATmega1280 we had a few units (35 pcs out of 200 pcs) that failed testing. After some analysis it was found that the watchdog had...
Monday, 3 October 2011 - 06:56
Selling on the spot market
Hi, We have shifted production from one company to the other and ended up with a substantial component surplus. I've heard about the spot market but never been directly involved...
Monday, 5 September 2011 - 08:32
RC synk problem with crystal
Hello fellow freaks, I got a problem with a ATXmega128A1. The AVR uses the internal 32 MHz RC and via the PLL continuously calibrates against an external 32 kHz crystal. The...
Tuesday, 8 March 2011 - 09:10
230V to 24V/500mA
Hi fellow freaks, What is the smallest, dirtiest way (but still CE approved!) of going from 230V to 24V/500mA? Need to incorporate into a product and there wasn't any room for an...
Thursday, 18 March 2010 - 15:02
Xmega crystal not stable?
Hi fellow freaks, Trying to get a external 16 MHz crystal to work with the ATxmega128A1. Been looking at the AVR1003 note and this code seems to be working. The only problem is...
Tuesday, 23 February 2010 - 13:11
xmega and structs
Hi all, I feel like 100 years when reading the Xmega notes. In the old days, the way to set a bit was: PORTA |= (1<<PA0); PORTA &= ~(1<<PA0); But when looking at...
Friday, 19 February 2010 - 15:17
Crystal selection for Xmega
Hi all, I've done several designs using standard AVRs but it's time to do my first with the ATxmega128A1. Regarding crystal selection, what is suitable crystasl load capacitance...
Monday, 25 January 2010 - 10:05
Clearance for 230V design
Hi all, Doing a AVR design that involves 230V. What is the required PCB signal width and clearance between signals to pass CE compliance? Kind regards Bjorn
Tuesday, 19 January 2010 - 10:01
Suggestions on a 128 KB EEPROM/flash circuit?
Hi all, I'm starting a new project based on ATxmega128A1 that will include the option to do remote upgrade of the AVR application. But since communication is done via a bad radio...
Wednesday, 2 September 2009 - 07:55
Your experience with high speeds in Xmega
Dear fellow freaks, I'm currently designing a new project based on the ATxmega128A1. Since it's a new processor I'm uncertain what clock source to use. What are your experiences...
Thursday, 2 July 2009 - 09:58
Best CAN transceiver to use?
Hello fellow freaks! I’m starting a new project that will incorporate a CAN transceiver. Never used CAN before so looking to you fellows for recommendations. Currently the only...
Monday, 6 April 2009 - 11:58
Is IAR C-SPY needed?
Hello fellow freaks! Our developer wants to switch from GCC to IAR and I’m wondering which version is most suitable of IAR. Basically we are choosing between Standard which is...
Wednesday, 1 April 2009 - 13:05