Surilli Basic M0 32 bit Microcontroller Baord

Sepcifications

Measures 62mm x 23mm x 8mm without headers soldered in

Light weight - 4.5 grams

ATSAMD21G18 @ 48MHz with 3.3V logic/power

256KB of FLASH + 32KB of RAM

No EEPROM

32.768 KHz crystal for clock generation & RTC

3.3V regulator with 500mA peak current output

USB native support, comes with USB bootloader and serial port debugging

Available pins - 20 GPIO pins

Hardware Serial, hardware I2C, hardware SPI support

PWM outputs on all pins

6 x 12-bit analog inputs

1 x 10-bit analog output (DAC)

Built in 100mA li/poly charger with charging status indicator LED

Pin #13 red LED for general purpose blinking

Power/enable pin

4x2 power pins header

2 mounting holes

Reset button