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Project description
This version of the QRE1113 breakout board features a digital output, using a capacitor discharge circuit to measure the amount of reflection. This tiny board is perfect for line sensing when only digital I/O is available, and can be used in both 3.3V and 5V systems.
Project description, more information and ordering can be found at https://www.sparkfun.com/products/9454
Datasheet: http://www.sparkfun.com/datasheets/Robotics/QR_QRE1113.GR.pdf
Bildr Tutorial: http://bildr.org/2011/06/qre1113-arduino/
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Component (9)
Qty
Description
![](https://upverter.com/static/renders/components/960/960c4691210ffd74_48x48.png)
SparkFun:FRAME-LETTER:
FRAME1
1
SparkFun:FRAME-LETTER:
![](https://upverter.com/static/renders/components/dd0/dd085713d37e716c_48x48.png)
SparkFun:RESISTOR:0402-RES
R1, R2
2
SparkFun:RESISTOR:0402-RES
![](https://upverter.com/static/renders/components/262/2622b825f729a06a_48x48.png)
SparkFun:QRE1113:
U1
1
SparkFun:QRE1113:
![](https://upverter.com/static/renders/components/045/0456203ff6133dc9_48x48.png)
SparkFun:VCC:
P+1, P+2, P+3
3
SparkFun:VCC: