Post Created date
Physical damage to PLL?
It happen to me in the past that I couldn’t turn on the mcu on the PLL, no matter what I was not able to activate the PLL, only the integrated clock. 
Tuesday, 19 April 2022 - 21:47
PICKIT4 and ATSAMC21N18A
Why using pic to debug? Cannot use atmel ice?  reset is not needed in the communication, the essential are SWDIO, SWCLK, VCC and GND. In error 4109 means you don’t have any...
Tuesday, 19 April 2022 - 21:10
SAME70 SPI CSAAT (Chip Select Active After Transfer) doesn't.
Are you using the standard SPI function ? Is this hardware SPI or software?   Maybe just sending the data in one line instead of two if the gfx doesn’t have to wait.  I...
Tuesday, 19 April 2022 - 21:02
SAM3X8E gpnvm bit 1 not cleared after flash erase
Did you tried erasing by asserting the erase pin to 3,3V? I don’t which pin but this worked for me. 
Tuesday, 19 April 2022 - 20:47