SamD21 Mini


Firmware :
Bodacs :
IO Headers :

This board has been discontinued, it's been replaced by the SamD21 WB board, proposed here.


The SamD21 Mini board brings you the power of a SamD21 in a small form factor, and has an on-board ICSP connector exposing a SPI interface that allows you to connect to various peripherals.


Thanks to Node Blue, this board enables connecting buttonsswitchesencoderspotentiometers,  rotary switchesjoysticks  and various sensors.

Microcontroller  SAMD21G18A Cortex-M0+ 32bit ARM MCU @ 48 MHz
Board Power Supply (USB/VIN) 5 V
Operating Voltage  3.3 V (Board Max Consumption 220 mA)
Digital Input/output Pins 26 (including ICSP, I2C and A0-A5)
Analog Input Pins 11 (12 bits ADC)
Analog Output Pins 1 (10 bits DAC)
External Interrupts 9 (0, 1, 4, 5, 6, 7, 8, A1, A2)
Interfaces 3 UART, 2 SPI, 2 I2C, 1 I2S
DC current per I/O Pin 7 mA
Memory 256 KBytes Flash,32 KBytes SRAM
EEPROM No (emulated with flash)