Nol.A SDK Library  24.7.1
For IoT System Software Development
Classes | Variables
Adafruit Feather-M0

Adafruit Feather-M0. More...

Classes

class  SystemFeatherM0
 Adafruit Feather M0 System. More...
 

Variables

SerialPortSerial2
 
SerialPortSerial0
 
SPISpi
 
TwoWireWire
 
SystemFeatherM0 System
 

Detailed Description

Adafruit Feather-M0.

Feather-M0는 Adafruit Industries가 만든 Microhip의 SAM D21 기반의 보드입니다.

Memory-map

Section Start Address Size Description
Flash 0x00000000 8KB Bootloader
0x00002000 248KB Program memory
RAM 0x20000000 32KB - 48 - NOLA_NOINIT_SIZE bss, heap (default: 16KB), stack (default: 4KB)
NOINIT 0x20007FD0 - NOLA_NOINIT_SIZE NOLA_NOINIT_SIZE Application no-initialization section
NOINIT_SYS 0x20007FD0 48 System reserved no-initialization section

Pin-map

Top-side connector

Name Function
BAT VBAT
En Connect to ground to disable the 3.3V regulator
USB VBUS
D13 PA17 Red LED, External Interrupt[1]
D12 PA19 External Interrupt[3]
D11 PA16 External Interrupt[0]
D10 PA18 External Interrupt[2]
D9, A7 PA07 External Interrupt[7], ADC[7]
D6 PA20 External Interrupt[4]
D5 PA15 External Interrupt[15]
D21 PA23 Wire (SCL), External Interrupt[7]
D20 PA22 Wire (SDA), External Interrupt[6]

Bottom-side connector

Name Function
RST Reset (active low)
3V 3.3V
ARf PA03 External Interrupt[3], VREF[A], ADC[1]
GND Ground
A0, D14 PA02 External Interrupt[2], ADC[0]
A1, D15 PB08 External Interrupt[8], ADC[2]
A2, D16 PB09 External Interrupt[9], ADC[3]
A3, D17 PA04 External Interrupt[4], AREF[B], ADC[4], Serial0 (TXD)
A4, D18 PA05 External Interrupt[5], ADC[5], Serial0 (RXD)
A5, D19 PB02 External Interrupt[2], ADC[10]
D24 PB11 Spi (SCK), External Interrupt[11]
D23 PB10 Spi (MOSI), External Interrupt[10]
D22 PA12 Spi (MISO), External Interrupt[12]
D0 PA11 Serial2 (RXD), External Interrupt[11]
D1 PA10 Serial2 (TXD), External Interrupt[10]
GND Ground

Variable Documentation

◆ Serial0

SerialPort& Serial0
extern
Serial0
  • Peripheral: SERCOM0
  • Rx: A4
  • Tx: A3

◆ Serial2

SerialPort& Serial2
extern
Serial2
  • Peripheral: SERCOM2
  • Rx: D0
  • Tx: D1

◆ Spi

SPI& Spi
extern
Spi
  • Peripheral: SERCOM4
  • MOSI: D23
  • MISO: D22
  • SCK: D24

◆ Wire

TwoWire& Wire
extern
Wire
  • Peripheral: SERCOM3
  • SDA: D20
  • SCL: D21