Adafruit Metro M7 with microSD - Featuring NXP iMX RT1011

Your favorite electronics companies have collaborated to make the fastest Metro ever! For this new product, DigiKey, NXP and Adafruit all contributed the stuff they know best: shipping parts fast (DigiKey), designing microcontrollers (NXP) and crafting great products with…

USB-C port
USB-C port used for powering and programming the Metro M7 1011.
Type · power data
DC jack
5.5 mm/2.1 mm centre-positive DC input for board power.
Type · powerVoltage · Provide about 6V-12V here to power the Metro M7 1011.
3.3V
Output from the 3.3V regulator.
Type · powerVoltage · 3.3V, can supply 500mA peak.
5V
Output from the 5V regulator when DC jack is used, or from USB.
Type · powerVoltage · 5V, about 500mA peak from USB and about 800mA peak from DC.
GND
Common ground for all power and logic.
Type · groundVoltage · 0V reference
VIN

Start wiring

UART · I2C · SPI · Provide about 6V-12V here to power the Metro M7 1011. · 3.3V, can supply 500mA peak.

Confirm the data interface matches your host board.

Module pins: DC jack, 3.3V, 5V, VIN, GND, D0 / RX, D1 / TX, D2-D12. Schematik maps them to your board in the app.

Related groups

4 groups

Connectors

Sort passive connector adapters from Qwiic boards, LCD modules and microSD card adapters before assuming anything with the right plug will substitute safely.

Connectors & cables · Connectors · 28 parts

Displays

Character LCDs, SPI TFTs, e-paper modules and larger capacitive-touch TFT panels solve different display jobs. Treat display class, interface, controller, resolution, touch, refresh behaviour, storage, voltage and mounting as separate swap checks.

Displays · TFT & LCD displays · 35 parts

Air quality

Choose between MQ gas sensors, VOC/eCO2 indoor-air sensors, true CO2 modules and particulate sensors without treating every air-quality breakout as the same detector.

Sensors · Gas & air-quality sensors · 31 parts

MCUs and boards

ESP32, Arduino Uno, Raspberry Pi Pico, and compatible add-on boards for running builds.

Boards · Microcontroller boards · 29 parts

Pin	Type	Function	Voltage
USB-C port	power data	USB-C port used for powering and programming the Metro M7 1011.
DC jack	power	5.5 mm/2.1 mm centre-positive DC input for board power.	Provide about 6V-12V here to power the Metro M7 1011.
3.3V	power	Output from the 3.3V regulator.	3.3V, can supply 500mA peak.
5V	power	Output from the 5V regulator when DC jack is used, or from USB.	5V, about 500mA peak from USB and about 800mA peak from DC.
GND	ground	Common ground for all power and logic.	0V reference
VIN	power	Higher of the DC jack or USB voltage.	If DC jack is 9V then VIN is 9V; if only USB is connected this is 5V.
D0 / RX	signal	GPIO D0 and UART receive input.
D1 / TX	signal	GPIO D1 and UART transmit output.
D2-D12	signal	General purpose digital GPIO pins.
D13	signal	GPIO D13 connected to the red LED marked D13.
SDA	signal	I2C data pin with 10K pull-up to 3V already installed.	Pulled up to 3V.
SCL	signal	I2C clock pin with 10K pull-up to 3V already installed.	Pulled up to 3V.
A0	signal	True analogue output A0.	Raw voltage can be set from 0V to 3.3V.
A1-A5	signal	Analogue inputs as well as digital I/O pins.
SCK / MOSI / MISO	signal	Hardware SPI pins, connected to the 2x3 header on the right hand side.
SD_CS	signal	microSD card SPI chip-select pin.
SD_CD	signal	microSD card-detect pin.
STEMMA QT	connector	JST SH 4-pin STEMMA QT connector breaks out I2C: SCL, SDA, 3.3V and GND.	3.3V power on the STEMMA QT connector.
NEO	indicator	On-board addressable RGB NeoPixel LED available as board.NEOPIXEL.
ON LED	indicator	Green power LED above the USB-C port, labelled ON.

Pinout

Start wiring

Connectors

Displays

Air quality

MCUs and boards