ATSAMD21E18A-MU
ATSAMD21 ARM® Cortex®-M0+ 微控制器ATSAMD21 ARM® Cortex®-M0+ 微控制器是基于 SMART™ ARM 的微控制器,设计用于与 SMART™ 系列中所有设备之间相同的外围模块、六角兼容代码、相同的线性地址地图和引脚兼容迁移路径进行迁移。 微控制器还包含电容性触摸按钮滑块和轮用户界面支持。**ATSAMD21 微控制器的功能和优点** 系统内可编程闪存 12 通道直接内存存取 12 通道 Atmel 事件系统 多达 52 个输入/输出引脚 32 位实时时钟和日历 多达 5 个 16 位计时器/计数器 TC 多达 3 个 24 位计时器/计数器 TCC 1 个全速 USB 2.0 嵌入式主机和设备接口 2 引脚串行线调试 SWD 编程和调试接口 ### ARM 微控制器,Atmel
The is a 32-bit SMART SAMD21 series Low-power Microcontroller based on the high-performance ARM Cortex-M0+ RISC processor. It operates at a maximum speed of 48MHz and features 256kB of flash memory and 32kB of SRAM. Peripherals include four serial communication modules SERCOM configurable as UART/USART, three 16-bit timers/counters, 32-bit real-time clock and calendar, 18 PWM channels, one 14-channel 12-bit ADC, one 10-bit DAC, full speed USB device and embedded host and support for up to 60 touch channels. The device operates from 1.62 to 3.63V.
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- ARM Cortex-M0+ CPU running at up to 48MHz
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- Single-cycle hardware multiplier
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- Micro trace buffer MTB
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- Power-on reset POR and brown-out detection BOD
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- External interrupt controller EIC
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- 16 External interrupts
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- One non-maskable interrupt
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- Two-pin serial wire debug SWD programming, test and debugging interface
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- Idle and standby sleep modes
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- SleepWalking peripherals
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- 12-channel Direct memory access controller DMAC
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- 12-channel Event system
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- 32-bit Real-time counter RTC with clock/calendar function
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- Watchdog timer WDT
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- CRC-32 generator
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- One full-speed 12Mbps Universal serial bus USB 2.0 interface
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- Peripheral touch controller PTC
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- Easy pin migration to SAMD21G and SAMD21J devices