Adafruit Feather-M0

Adafruit Feather-M0. More...

Classes
class	SystemFeatherM0
	Adafruit Feather M0 System. More...

Variables
SerialPort &	Serial2
SerialPort &	Serial0
SPI &	Spi
TwoWire &	Wire
SystemFeatherM0	System

Detailed Description

Adafruit Feather-M0.

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

• Schematic: Basic Proto, RFMx
• Example Apps

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

Examples

feather-m0/UltimateGPS+OLED/main.cpp, and feather-m0/UltimateGPS-Test/main.cpp.

Serial2

SerialPort& Serial2

extern

Serial2

• Peripheral: SERCOM2
• Rx: D0
• Tx: D1

Examples

feather-m0/AMG88xx/main.cpp, feather-m0/AMG88xx_IoT.own/main.cpp, feather-m0/Basic/main.cpp, feather-m0/LoRaWAN/main.cpp, feather-m0/TFMini-I2C/main.cpp, feather-m0/UltimateGPS+OLED/main.cpp, feather-m0/UltimateGPS-Test/main.cpp, plm100s/Basic/main.cpp, plm100s/PLS100W-RS485-Listener/main.cpp, plm100s/PLS100W_AM1005-P-485/main.cpp, plm100s/PLS100W_HRXL-MaxSonar-WR/main.cpp, plm100s/PLS100W_TFmini-UART/main.cpp, plm150/PLS100W_RD-WSD-M-02/main.cpp, rak3172/Basic/main.cpp, rak3172/I2C-SHTSensor/main.cpp, rak3172/RS485-Listener/main.cpp, rak3172/Radio-Tx/main.cpp, st-nucleo-f429zi/Basic/main.cpp, st-nucleo-f429zi/LoRaWAN/main.cpp, st-nucleo-l152re/LoRaWAN-Class-A/main.cpp, and st-nucleo-l152re/PMS3003/main.cpp.

Spi

SPI& Spi

extern

Spi

• Peripheral: SERCOM4
• MOSI: D23
• MISO: D22
• SCK: D24

Examples

nordic-nrf52-dk/LoRaWAN-Class-A/main.cpp, nordic-nrf52-dk/SX1276-Tx/main.cpp, st-nucleo-f429zi/LoRaWAN/main.cpp, st-nucleo-f429zi/SX1276-Rx/main.cpp, st-nucleo-f429zi/SX1276-Tx/main.cpp, st-nucleo-l152re/LPP-Receiver/main.cpp, st-nucleo-l152re/LPP-Sender/main.cpp, st-nucleo-l152re/LoRaWAN-Class-A/main.cpp, st-nucleo-l152re/SX1276-Rx/main.cpp, and st-nucleo-l152re/SX1276-Tx/main.cpp.

Wire

TwoWire& Wire

extern

Wire

• Peripheral: SERCOM3
• SDA: D20
• SCL: D21

Examples

feather-m0/AMG88xx/main.cpp, feather-m0/AMG88xx_IoT.own/main.cpp, feather-m0/OLED-FeatherWing/main.cpp, feather-m0/TFMini-I2C/main.cpp, feather-m0/UltimateGPS+OLED/main.cpp, nordic-nrf52-dk/MMA8452Q-3-axis/main.cpp, plm100s/PLS100W_SSD1306-I2C/main.cpp, plm100s/PLS100W_T9602-I2C/main.cpp, plm100s/veml6030/main.cpp, rak3172/I2C-SHTSensor/main.cpp, and st-nucleo-l152re/I2C-AT30TSE758-Temperature-Sensor/main.cpp.