Microchip https://packs.download.microchip.com/ SAME53_DFP Microchip SAME53 Series Device Support - Headers minor version increased to v2.1.0. - Changed integer constant literal macros from _Ux_ to _UNITxx_ (where xx is 32, 16 or 8) (MISRA C2012:R12.2). Hold in reset supported for JLink. Updated MPLAB X debug scripts. Fuse description included. Added security bit programming for MPLAB X. Added instance headers. Removed OSCULP32K.CALIB. Removed DMAOS from TC CTRLB command enumeration. Added PMUXE and PMUXO value groups. Added RXLPISBC bit to GMAC registers. Added read device ID. Updated MPLAB X debug scripts. Fix program/debug error when chip is secured. Added value-groups for SERCOM module. Updated XC32 content. Updated MPLAB X debug scripts. Updated captions and registers in CCL. Added XC32 content. Updated programming and debugging scripts. Fixed bug EDBG/Atmel-ICE programming >8kB flash. Removed legacy headers. Fix: Modes in SVD, Value-group for USER_FUSES, define in GCLK. Succeeds Atmel.SAME53_DFP 1.0.75. Added python programming and debugging scripts for MPLAB X. Microchip Device Family Package Microchip Device Support SAME53 Headers and startup code for Microchip ATSAME53J18A Headers and startup code for Microchip ATSAME53J19A Headers and startup code for Microchip ATSAME53J20A Headers and startup code for Microchip ATSAME53N19A Headers and startup code for Microchip ATSAME53N20A