Microcontroller | ATSAMD21G18, 32-Bit ARM Cortex M0+ |
Operating Voltage | 3.3V |
Digital I/O Pins | 20 |
PWM Pins | All but pins 2 and 7 |
UART | 2 (Native and Programming) |
Analog Input Pins | 6, 12-bit ADC channels |
Analog Output Pins | 1, 10-bit DAC |
External Interrupts | All pins except pin 4 |
DC Current per I/O Pin | 7 mA |
Flash Memory | 256 KB |
SRAM | 32 KB |
EEPROM | None. See documentation |
LED_BUILTIN | 13 |
Clock Speed | 48 MHz |
Length | 68 mm |
Width | 53 mm |
Weight | 12 gr. |