25th Anniversary Sale – click here for details!

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

8.4V, 5A Step-Down Voltage Regulator D42V55F8
Pololu Basic 2-Channel SPDT Relay Carrier with 12VDC Relays, Terminal Blocks, and JST SH-Style Top-Entry Connector
Glideforce GF01-120501-1-66 Micro Linear Actuator with Limit Switches: 12V, 2.2kgf, 28mm/s, 10mm Stroke
12V Step-Up Voltage Regulator U3V9F12
ACS37100LMATR-050B3 TMR Current Sensor Compact Carrier -50A to +50A, 3.3V
Motoron M3T453 Triple I²C Motor Controller with JST SH-Style Connectors (No VIN Connector)
Pololu Digital Distance Sensor v2, 5cm, Side-Entry Connector
Breakout for JST PH-Style Connector, 3-Pin Male Side-Entry, with SH
APM81815 Step-Down Voltage Regulator Carrier, 3.3V Out
Breakout for JST PH-Style Connector, 5-Pin Male Side-Entry, with SH
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