SparkFun Qwiic Motor Driver
I2C-controlled dual DC motor driver with Qwiic connector, derived from the Serial Controlled Motor Driver. Eliminates wiring overhead; chainable with other Qwiic boards.
Pinout
- GND1
Qwiic/STEMMA QT ground
Type · Ground - 3V32
Qwiic/STEMMA QT 3.3 V supply
Type · PowerVoltage · 3.3V - SDA3
I2C data
Type · I2C - SCL4
I2C clock
Type · I2C
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| GND | 1 | Ground | Qwiic/STEMMA QT ground | |
| 3V3 | 2 | Power | Qwiic/STEMMA QT 3.3 V supply | 3.3V |
| SDA | 3 | I2C | I2C data | |
| SCL | 4 | I2C | I2C clock |
Pin details
4 connections- GND1
Qwiic/STEMMA QT ground
Ground - 3V32
Qwiic/STEMMA QT 3.3 V supply
PowerVoltage · 3.3V - SDA3
I2C data
I2C - SCL4
I2C clock
I2C
Start wiring
PWM · I2C · UART · Wide input · Breakout
Confirm the data interface matches your host board.
Module pins: 3V3, GND, SDA, SCL. Schematik maps them to your board in the app.
Motor drivers
76 other optionsH-bridge breakouts from 1A to 43A (DRV8871, TB6612FNG, BTS7960), stepper drivers (A4988, TMC260, TB6600), I2C servo/solenoid controllers, and Pi/Arduino shields — sized by current and protocol.
15A Single DC Motor Driver visual preview15A Single DC Motor Driver
$18.90
2×15A DC Motor Driver visual preview2×15A DC Motor Driver
20A Bidirectional Brushed ESC Speed Controller without Brake (XT60 Connector) visual preview20A Bidirectional Brushed ESC Speed Controller without Brake (XT60 Connector)
2x1A DC Motor Shield for Arduino visual preview2x1A DC Motor Shield for Arduino
$10.90
2x2A DC Motor Shield for Arduino visual preview2x2A DC Motor Shield for Arduino
2x3A DC Motor Driver Carrier Board for UNIHIKER M10 visual preview2x3A DC Motor Driver Carrier Board for UNIHIKER M10
2x7A DC Motor Driver visual preview2x7A DC Motor Driver
40A Bidirectional Brushed ESC Speed Controller (XT60, No Brake) visual preview40A Bidirectional Brushed ESC Speed Controller (XT60, No Brake)
8-Channel PWM or Servo FeatherWing visual preview8-Channel PWM or Servo FeatherWing
Adafruit 16-Channel 12-bit PWM/Servo Driver - I2C interface [PCA9685] visual previewAdafruit 16-Channel 12-bit PWM/Servo Driver - I2C interface [PCA9685]
Adafruit 16-Channel 12-bit PWM/Servo Shield - I2C interface visual previewAdafruit 16-Channel 12-bit PWM/Servo Shield - I2C interface
Adafruit 16-Channel PWM / Servo Bonnet for Raspberry Pi visual previewAdafruit 16-Channel PWM / Servo Bonnet for Raspberry Pi
Related groups
4 groups
12V 184P Gear Motor with Encoder visual previewDC motors
N20 micros in 1:50–1:298 ratios, 6V TT gearbox motors (120:1, 160RPM), 12V quadrature encoder gearmotors up to 45kg.cm, plus coreless micros, vibration discs, USB fans and a few outlier brushless motors.
Motors & actuators · DC & gear motors · 135 parts
12V Solenoid Valve - DN15 visual previewPumps & valves
Solenoid valves (DN15/DN20 12V), 6V pneumatic air valves, push-pull and lock-style solenoids, 5V electromagnets (3–35kg holding force), 6V electric push rods (10–100mm stroke), peristaltic dosing pumps and submersible water pumps.
Motors & actuators · Pumps & solenoids · 41 parts
1 Degree of Freedom DF05BB Steering Head visual previewMechanics
Robot chassis (2WD miniQ, 4WD mecanum, 6WD outdoor), mecanum wheels (48–97mm), brass hex hubs (4–6mm), shaft couplers, 2GT timing pulleys and uArm robotic arms.
Motors & actuators · Robotics & mechanics · 144 parts
2.3KG Serial Bus Servo (6V) visual previewServos
9g micros and clutch PWM servos, IP67 metal servos to 35KG, and ST/SC/CF serial bus servos (2.3kg to 120kg.cm at 24V) — protocol matters as much as torque rating here.
Motors & actuators · Servos · 100 parts