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EPRM/FPRM Power Saving Numbers
Are there any actual figures available for how much the XMEGA power draw/current draw is reduced by putting the EEPROM and/or boot loader flash memory into low-power mode via the...
Tuesday, 24 January 2012 - 20:32
Missing TWI start bit after transaction
Is there an issue with the XMEGA chips potentially missing certain TWI/I2C signals on the bus if the microcontroller isn't clocked at or near its maximum rate? Should this be...
Wednesday, 16 November 2011 - 17:59
A few more bugs in the XMEGA ASF routines...
For reference, here are a few more ASF bugs that I'm not sure have been previously reported: twim.c, twim_idle(): static inline bool twim_idle (const TWI_t * twi) { return (...
Tuesday, 15 November 2011 - 16:11
Memory Segments in AVR Studio 5
While I understand there is some general disagreement regarding whether addresses for segments should be addressed by byte or by word, there seems to be some inconsistency even...
Tuesday, 1 November 2011 - 14:04
TWI APIF Errata/Workaround
The errata for the XMEGA256A3 contains an issue whose summary is, "Clearing TWI Stop Interrupt Flag may lock the bus". The datasheet then goes on to specify a workaround, but I'm...
Tuesday, 25 October 2011 - 13:40