Arduino Library for the Pololu QTR Reflectance Sensors

Arduino IDE with Pololu QTR sensors superimposed over it.

View entire document on a single page.
You can also view this document as a printable PDF.

1. Introduction
2. Library Installation
3. QTRSensors Methods & Usage Notes

New Products

Free Circuit Cellar magazine September 2021
DRV8876 Single Brushed DC Motor Driver Carrier
8-AA Battery Holder, 2×2×2 Arrangement
12V Step-Up Voltage Regulator U3V40F12
Pololu Distance Sensor with Pulse Width Output, 130cm Max
Free Circuit Cellar magazine August 2021
6-AA Battery Holder, Enclosed with Switch
Glideforce GF23-120512-3-65 High-Speed LD Linear Actuator with Feedback: 12kgf, 12" Stroke (11.8" Usable), 3.3"/s, 12V
DRV8256E Single Brushed DC Motor Driver Carrier
3pi+ 32U4 OLED Robot - Standard Edition (30:1 MP Motors), Assembled
Log In
Pololu Robotics & Electronics
Shopping cart
(702) 262-6648
Same-day shipping, worldwide
Menu
Shop Blog Forum Support
My account Comments or questions? About Pololu Contact Ordering information Distributors