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ATXmega128A4U Read lock bits does not protect against external code reading
Hello folks,   I have developed a commercial equipment that uses an ATXmega128A4U. We have produced 60 units of such equipment, and, to protect against copy we have set...
Monday, 25 November 2019 - 18:46
Problem on Xmega behavior after Lock Bits program
Hi folks, I am using an ATxmega128A4U which is programmed using an Atmel ICE.   To make sure everything was going on correctly with the Lock Bits Programming I am doing...
Thursday, 14 November 2019 - 17:47
How to update a commercial Xmega equipment in a secure manner?
Hi guys, the company that I work for has developed medical equipment which has inside an Atxmega128a1U running bare C code (no OS is present).   The equipment works fine, we...
Thursday, 5 September 2019 - 12:20
Writing fuses and lockbits through PDI and code line
Hi guys, sorry for another question about this topic, however, none of the posts that I have found helped me. I tried to follow the instructions presented here, still, nothing...
Monday, 12 March 2018 - 21:42
Unconnected pins - What to do for EMI and EMC performance
Hi guys, I am developing the final version of a PCB board for medical applications and I need to have an extremally good EMI and EMC performance. I have searched but I did not...
Friday, 29 December 2017 - 12:27
Problems with opening and closing {}
Hi guys, From time to time, my ASF Studio behaves in a strange way and lose the track of each opening and closing curly braces ({}). It seems to happen randomly and I can't fix it...
Friday, 8 September 2017 - 20:56
Probems on I2C of SAMC
Hi guys, I am having problems to write and consequently read anything to/from I2C master at SERCOM3 (I know this SERCOM is compatible with I2C).   I have followed all the...
Monday, 21 August 2017 - 20:43
Problems to configure the SAMC clock
Hello guys, I am having a set of problems trying to make my ATSAMC21E18A run at 48Mhz. To start off I have a custom board and an external XT of 16Mhz. I know it is not possible to...
Monday, 21 August 2017 - 13:39
Problem to write I2C SAMC
Hi guys, I am having problems to write and consequently read anything to/from I2C master at SERCOM3 (I know this SERCOM is compatible with I2C).   I have followed all the...
Monday, 21 August 2017 - 13:26
Problems to configure clock at SAMC21
Hello guys, I am having a set of problems trying to make my ATSAMC21E18A run at 48Mhz. To start off I have a custom board and an external XT of 16Mhz. I know it is not possible to...
Tuesday, 15 August 2017 - 13:47
Xmega ADC voltage range
I've been playing with the ATXmega32E5 and now I'm testing its ADC, looking on this forum I've found that the max voltage for a correct conversion is Vcc - 0.6V even when using...
Monday, 5 January 2015 - 16:26
Problems with XMEGA32E5
Hello guys, I'm having two big problems with this microcontroller. The hardware which I'm using is soldered to a handmade expanded board (so I could use a protoboard) and Xtal of...
Friday, 28 November 2014 - 13:36