Microchip https://packs.download.microchip.com/ SAML21_DFP Microchip SAML21 Series Device Support - Hold in reset supported for J32 probes. - Included fuse description (component\fuses.h). - Support for board file. - 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). Added IAR support files. Added instance headers. Added support for programming security bit in MPLAB X. Added value groups for PMUXE and PMUXO for SAML21-B devices. Added read device ID. Updated MPLAB X debug scripts. Maintenance release. No functional changes. Updated XC32 content. For revision B devices, changed enum names for OSC32KCTRL_XOSC32K__STARTUP and added SERCOM_USART_CTRLA__SAMPA enumeration. Updated captions and registers in CCL and OPAMP. Use generated startup and system code for ARMCC and IAR. Added XC32 content. Added programming/debugging support in MPLAB X. Removed legacy headers Succeeds Atmel.SAML21_DFP 1.2.125. Microchip Device Family Package Microchip Device Support SAML21 ARM Cortex-M0+ based ultra-low-power microcontroller with 32KB Flash, 6KB SRAM, 48 MHz, six 16-bit timer/counters, DMA, four SERCOMs, USB Host and Device, 10-channel 12-bit ADC, 2-channel 12-bit DAC, 32 pins ARM Cortex-M0+ based ultra-low-power microcontroller with 64KB Flash, 12KB SRAM, 48 MHz, six 16-bit timer/counters, DMA, four SERCOMs, USB Host and Device, 10-channel 12-bit ADC, 2-channel 12-bit DAC, 32 pins ARM Cortex-M0+ based ultra-low-power microcontroller with 128KB Flash, 24KB SRAM, 48 MHz, six 16-bit timer/counters, DMA, four SERCOMs, USB Host and Device, 10-channel 12-bit ADC, 2-channel 12-bit DAC, 32 pins ARM Cortex-M0+ based ultra-low-power microcontroller with 256KB Flash, 40KB SRAM, 48 MHz, six 16-bit timer/counters, DMA, four SERCOMs, USB Host and Device, 10-channel 12-bit ADC, 2-channel 12-bit DAC, 32 pins ARM Cortex-M0+ based ultra-low-power microcontroller with 64KB Flash, 12KB SRAM, 48 MHz, six 16-bit timer/counters, DMA, six SERCOMs, USB Host and Device, 14-channel 12-bit ADC, 2-channel 12-bit DAC, 48 pins ARM Cortex-M0+ based ultra-low-power microcontroller with 128KB Flash, 24KB SRAM, 48 MHz, six 16-bit timer/counters, DMA, six SERCOMs, USB Host and Device, 14-channel 12-bit ADC, 2-channel 12-bit DAC, 48 pins ARM Cortex-M0+ based ultra-low-power microcontroller with 256KB Flash, 40KB SRAM, 48 MHz, six 16-bit timer/counters, DMA, six SERCOMs, USB Host and Device, 14-channel 12-bit ADC, 2-channel 12-bit DAC, 48 pins ARM Cortex-M0+ based ultra-low-power microcontroller with 64KB Flash, 12KB SRAM, 48 MHz, eight 16-bit timer/counters, DMA, six SERCOMs, USB Host and Device, 20-channel 12-bit ADC, 2-channel 12-bit DAC, 64 pins ARM Cortex-M0+ based ultra-low-power microcontroller with 128KB Flash, 24KB SRAM, 48 MHz, eight 16-bit timer/counters, DMA, six SERCOMs, USB Host and Device, 20-channel 12-bit ADC, 2-channel 12-bit DAC, 64 pins Headers and startup code for Microchip ATSAML21E15B Headers and startup code for Microchip ATSAML21E16B Headers and startup code for Microchip ATSAML21E17B Headers and startup code for Microchip ATSAML21E18A Headers and startup code for Microchip ATSAML21E18B Headers and startup code for Microchip ATSAML21G16B Headers and startup code for Microchip ATSAML21G17B Headers and startup code for Microchip ATSAML21G18A Headers and startup code for Microchip ATSAML21G18B Headers and startup code for Microchip ATSAML21J16B Headers and startup code for Microchip ATSAML21J17B Headers and startup code for Microchip ATSAML21J17BU Headers and startup code for Microchip ATSAML21J18A Headers and startup code for Microchip ATSAML21J18B Headers and startup code for Microchip ATSAML21J18BU