Logical pinout · physical placement not verified

VIN1
Input Voltage (VIN), primary pin 1 in the MyoWare v2 advanced guide; powers the sensor.
Type · PowerVoltage · +2.27V minimum, typically +3.3V to +5V, +5.47V maximum
GND2
Ground (GND), primary pin 2 in the MyoWare v2 advanced guide.
Type · GroundVoltage · 0V reference
ENV3
Envelope (ENV) output, primary pin 3; Adafruit states the sensor outputs a 0-VIN signal representing muscle flex and the guide labels this as EMG envelope output.
Type · SignalVoltage · Output signal range 0-VIN volts, where VIN is the power-source voltage
RECT4
Rectified (RECT) output, optional pin 4 in the MyoWare v2 advanced guide.
Type · Signal
RAW5
Raw (RAW) output, optional pin 5 in the MyoWare v2 advanced guide.
Type · Signal
MID6
Mid-muscle (MID) electrode, optional pin 6 and snap socket G in the MyoWare v2 advanced guide.
Type · Unknown
END7
End-muscle (END) electrode, optional pin 7 and snap socket H in the MyoWare v2 advanced guide.
Type · Unknown
REF8
Reference (REF) electrode, optional pin 8; the guide also identifies reference electrode port E and snap socket F.
Type · Unknown

Pin	Position	Type	Function	Voltage
VIN	1	Power	Input Voltage (VIN), primary pin 1 in the MyoWare v2 advanced guide; powers the sensor.	+2.27V minimum, typically +3.3V to +5V, +5.47V maximum
GND	2	Ground	Ground (GND), primary pin 2 in the MyoWare v2 advanced guide.	0V reference
ENV	3	Signal	Envelope (ENV) output, primary pin 3; Adafruit states the sensor outputs a 0-VIN signal representing muscle flex and the guide labels this as EMG envelope output.	Output signal range 0-VIN volts, where VIN is the power-source voltage
RECT	4	Signal	Rectified (RECT) output, optional pin 4 in the MyoWare v2 advanced guide.
RAW	5	Signal	Raw (RAW) output, optional pin 5 in the MyoWare v2 advanced guide.
MID	6	Unknown	Mid-muscle (MID) electrode, optional pin 6 and snap socket G in the MyoWare v2 advanced guide.
END	7	Unknown	End-muscle (END) electrode, optional pin 7 and snap socket H in the MyoWare v2 advanced guide.
REF	8	Unknown	Reference (REF) electrode, optional pin 8; the guide also identifies reference electrode port E and snap socket F.

Logical pinout · physical placement not verified

Pin details

8 connections

VIN
Input Voltage (VIN), primary pin 1 in the MyoWare v2 advanced guide; powers the sensor.
PowerVoltage · +2.27V minimum, typically +3.3V to +5V, +5.47V maximum
1
GND
Ground (GND), primary pin 2 in the MyoWare v2 advanced guide.
GroundVoltage · 0V reference
2
ENV
Envelope (ENV) output, primary pin 3; Adafruit states the sensor outputs a 0-VIN signal representing muscle flex and the guide labels this as EMG envelope output.
SignalVoltage · Output signal range 0-VIN volts, where VIN is the power-source voltage
3
RECT
Rectified (RECT) output, optional pin 4 in the MyoWare v2 advanced guide.
Signal
4
RAW
Raw (RAW) output, optional pin 5 in the MyoWare v2 advanced guide.
Signal
5
MID
Mid-muscle (MID) electrode, optional pin 6 and snap socket G in the MyoWare v2 advanced guide.
Unknown
6
END
End-muscle (END) electrode, optional pin 7 and snap socket H in the MyoWare v2 advanced guide.
Unknown
7
REF
Reference (REF) electrode, optional pin 8; the guide also identifies reference electrode port E and snap socket F.
Unknown
8

Start wiring

UART · I2C · Analog · 3.3 – 5 V · Breakout

Confirm the data interface matches your host board.

Module pins: VIN, GND, ENV, RECT, RAW. Schematik maps them to your board in the app.

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