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Home / Shop / Brands / Adafruit / Adafruit METRO M0 Express, Designed for CircuitPython, ATSAMD21G18

Adafruit METRO M0 Express, Designed for CircuitPython, ATSAMD21G18

$211.00

開發主板 Development Board

Out of stock

SKU: 058-37-3505;Adafruit:3505 Categories: Adafruit, Brands, Development Boards
  • Description
  • Additional information

Description

Additional information

套件內容 Kit Content

1×Adafruit METRO M0 Express, black PCB with gold plate on pads
4×Rubber bumper to keep the board from slipping off

微控制器 Microcontroller

ATSAMD21G18 @ 48 MHz with 3.3 Vdc logic/power

記憶體 Memory

256 KB of Flash + 32 KB of RAM
2 MB SPI Flash chip
No EEPROM

晶體頻率 Crystal Frequency

32.768 kHz crystal for clock generation & RTC

穩壓器 Regulator

3.3 Vdc regulator with 500 mA peak current output

用戶介面 User Interface

1×Power on/off switch
1×Reset button
1×RGB NeoPixel on pin #40 for any purpose
1×Red LED on pin #13 for general purpose blinking
1×Green LED for indicating power
1×LED for indicating RX in active
1×LED for indicating TX in active

連接介面 Connection Interface

14×D0~D13 digital I/O, with D0~D1, D4~D5, D8~D9 capable of behaving as A6~A11 analog input
6×A0~A5 12-bit analog input, with A0 capable of being a 10-bit analog output (DAC)
1×Pair of SCL and SDA for I2C
1×Male header in 2×3 form factor for SPI with SCK, MOSI, and MISO
1×USB type Micro B port for 5 Vdc power
1×2.1 mm center positive barrel power socket with polarity protection for 7~9 Vdc power
1×SWD interface for trace-debugging
4×Mounting hole

功能 Feature

USB native support, comes with USB bootloader and serial port debugging
Hardware Serial, hardware I2C, hardware SPI support

大小 Dimension

71 mm×53 mm

高度 Height

13 mm with barrel jack

重量 Weight

20 g

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