SAM D21/DA1 Family
Low-Power, 32-bit Cortex-M0+ MCU with Advanced Analog and PWM
Features
Processor – Arm® Cortex®-M0+ CPU running at up to 48 MHz Single-cycle hardware multiplier Micro Trace Buffer (MTB)
Memories – 4/2/1/0.5 KB Read-While-Write (RWWEE) Flash section (not available on 256 KB devices) – 256/128/64/32/16 KB in-system self-programmable ...