深圳市中立信电子科技有限公司

ARM微控制器 - MCU Cortx-M0+256KB FLASH

Introduction ATSAMD20E18A-MU

Atmel®  | SMART™  SAM D20 is a series of low-power microcontrollers using the 32-bit ARM®  Cortex® -M0+ processor, and ranging from 32- to 64-pins with up to 256KB Flash and 32KB of SRAM.

Features ATSAMD20E18A-MU

• Processor

– ARM Cortex-M0+ CPU running at up to 48MHz

• Single-cycle hardware multiplier

• Memories

– 16/32/64/128/256KB in-system self-programmable Flash

– 2/4/8/16/32KB SRAM Memory

• System ATSAMD20E18A-MU

– Power-on reset (POR) and brown-out detection (BOD)

– Internal and external clock options with 48MHz Digital Frequency Locked Loop (DFLL48M)

– External Interrupt Controller (EIC)

– 16 external interrupts

– One non-maskable interrupt

– Two-pin Serial Wire Debug (SWD) programming, test and debugging interface

• Low Power

– Idle and standby sleep modes

– SleepWalking peripherals

• Peripherals

– 8-channel Event System

– Up to five 16-bit Timer/Counters (TC), configurable as either:

• One 16-bit TC with two compare/capture channels

• One 8-bit TC with two compare/capture channels

• One 32-bit TC with two compare/capture channels, by using two TCs

• I/O

– Up to 52 programmable I/O pins