Geared DC Motor with Magnetic Encoder Outputs - 7 VDC 1:20 Ratio

7V geared DC motor with a 1:20 ratio and a built-in magnetic quadrature encoder for closed-loop speed or position control. Encoder output connects to microcontroller interrupt pins to count pulses and calculate RPM.

Logical pinout · physical placement not verified

Red wireM+
Motor drive lead. Adafruit says to apply 7 V DC nominal to the red (M+) and green (M-) wires; these connect to a motor driver and can be PWM driven through an H-bridge.
Type · PowerVoltage · 7 V DC nominal motor drive, source-backed by Adafruit product page
Green wireM-
Motor drive return lead. Adafruit identifies the green wire as M- for the motor driver/H-bridge connection.
Type · PowerVoltage · 7 V DC nominal motor drive, source-backed by Adafruit product page
Black wireGND
Encoder electronics ground. Adafruit says to connect the black wire to the microcontroller ground pin.
Type · GroundVoltage · 0 V reference for encoder electronics
Blue wireVCC
Encoder electronics supply. Adafruit says to connect the blue wire to 3-5 VDC.
Type · PowerVoltage · 3-5 VDC, source-backed by Adafruit product page
White wireHall output
Hall-effect encoder output. Adafruit says the hall effect outputs are on the white and yellow wires.
Type · SignalVoltage · Logic-level encoder output powered from the blue 3-5 VDC supply
Yellow wireHall output
Hall-effect encoder output. Adafruit says the hall effect outputs are on the white and yellow wires.
Type · SignalVoltage · Logic-level encoder output powered from the blue 3-5 VDC supply

Pin	Type	Function	Voltage
Red wireM+	Power	Motor drive lead. Adafruit says to apply 7 V DC nominal to the red (M+) and green (M-) wires; these connect to a motor driver and can be PWM driven through an H-bridge.	7 V DC nominal motor drive, source-backed by Adafruit product page
Green wireM-	Power	Motor drive return lead. Adafruit identifies the green wire as M- for the motor driver/H-bridge connection.	7 V DC nominal motor drive, source-backed by Adafruit product page
Black wireGND	Ground	Encoder electronics ground. Adafruit says to connect the black wire to the microcontroller ground pin.	0 V reference for encoder electronics
Blue wireVCC	Power	Encoder electronics supply. Adafruit says to connect the blue wire to 3-5 VDC.	3-5 VDC, source-backed by Adafruit product page
White wireHall output	Signal	Hall-effect encoder output. Adafruit says the hall effect outputs are on the white and yellow wires.	Logic-level encoder output powered from the blue 3-5 VDC supply
Yellow wireHall output	Signal	Hall-effect encoder output. Adafruit says the hall effect outputs are on the white and yellow wires.	Logic-level encoder output powered from the blue 3-5 VDC supply

Logical pinout · physical placement not verified

Pin details

6 connections

Red wireM+
Motor drive lead. Adafruit says to apply 7 V DC nominal to the red (M+) and green (M-) wires; these connect to a motor driver and can be PWM driven through an H-bridge.
PowerVoltage · 7 V DC nominal motor drive, source-backed by Adafruit product page
Green wireM-
Motor drive return lead. Adafruit identifies the green wire as M- for the motor driver/H-bridge connection.
PowerVoltage · 7 V DC nominal motor drive, source-backed by Adafruit product page
Black wireGND
Encoder electronics ground. Adafruit says to connect the black wire to the microcontroller ground pin.
GroundVoltage · 0 V reference for encoder electronics
Blue wireVCC
Encoder electronics supply. Adafruit says to connect the blue wire to 3-5 VDC.
PowerVoltage · 3-5 VDC, source-backed by Adafruit product page
White wireHall output
Hall-effect encoder output. Adafruit says the hall effect outputs are on the white and yellow wires.
SignalVoltage · Logic-level encoder output powered from the blue 3-5 VDC supply
Yellow wireHall output
Hall-effect encoder output. Adafruit says the hall effect outputs are on the white and yellow wires.
SignalVoltage · Logic-level encoder output powered from the blue 3-5 VDC supply

Start wiring

Wide input · Wired

Verify supply voltage and logic levels before powering up.

Module pins: Red wire / M+, Green wire / M-, Blue wire / VCC, Black wire / GND, White wire / Hall output, Yellow wire / Hall output. Schematik maps them to your board in the app.

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