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User Manual - Seeed Studio

1. y seeed Grow the Difference Grove IR Distance Interrupter User Manual Release date 2015 9 22 Version 1 0 Wiki http www seeedstudio com wiki Grove IR Distance Interrupt Bazaar http www seeedstudio com depot Grove IR Distance Interrupter p 1278 html cPath 25 31 y seeed Grow the Difference Document Revision History Wy seeed Grow the Difference Contents Document Revision History EOE Ce EOE eC RO Re eee ee eee ae hee ee ere aire tree Cer eer erec etry 1 i Introduction Tita atau eu sav Sid a fay E E E E E E E T E A E TEE E E TE 2 Features OU EE CLERC LOR CROC RECS RESORE L OCR CRON ATOR RE a Roe eee eee ora T eee 3 Application Ideas sss E ee ae abi dia vask aes Slang Ave E T kcS eRe aves Rie E E E RSS Hea OER eae Mee 4 Specification eee tee ee eee eee 5 Interface EERTE AEA TAE cay asl sicantel A E A E E A EA artoko dartan sort atceniaue te T AA AETS n 0T REESE EES SOE SSECOSOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOIOS 6 1 WRALG A E A E E E ean see 6 2 With Raspberry Pj e eeeeeeeeetetreetritrttrteitritieeitireitistiteitittitenteititeirettitts 7 Resource ERLA eo eT TATAN EN NEE TE TAEA TTAN A AE y seeed Grow the Difference Disclaimer For physical injuries and possessions loss caused by those reasons which are not related to product quality such as operating without following manual guide natural disasters or force majeure we take no responsibility for that Under the supervision of Seee
2. 7 Resource e IR Distance Interrupt Eagle File e Reflective Photosensor Datasheet e LM393 Datasheet
3. Serial println Somebody is here else Serial print1n Nobody 5 Upload the code f you do not know how to upload please click here You can see the result as show below Nobody There has somebody When somebody is here ndicator Led will be light and the Serial Monitor will output Somebody is here Or The Indictor LED is off and the Serial Monitor output Nobody 6 2 With Raspberry Pi 1 You should have got a raspberry pi and a grovepi or grovepi 2 You should have completed configuring the development enviroment otherwise follow here 3 Connection y seeed Grow the Difference Plug the sensor to grovepi socket D4 by using a grove cable 4 Navigate to the demos directory cd yourpath GrovePi Software Python To see the code nano grove infrared distance interrupt py Ctrl x to exit import time import grovepi Connect the Grove Infrared Distance Interrupt Sensor to digital port D4 SIG NC VCC GND sensor 4 grovepi pinMode sensor INPUT while True Leys Sensor returns LOW and onboard LED lights up when the received infrared light intensity exceeds the calibrated level if grovepi digitalRead sensor 0 print found something else print nothing time sleep 5 except 0Error print Error 5 Run the demo sudo python grove infrared distance interrupt py y seeed Grow the Difference
4. d Technology Inc this manual has been compiled and published which covered the latest product description and specification The content of this manual is subject to change without notice Copyright The design of this product including software and its accessories is under tutelage of laws Any action to violate relevant right of our product will be penalized through law Please consciously observe relevant local laws in the use of this product y seeed Grow the Difference 1 Introduction This IR Distance Interrupter features a high sensitivity RFR 359F photoreflector to perform distance detection function The photoreflector consists of a GaAs infrared light emitting diode and a silicon planar phototransistor When the infrared light emitted by the emitter gets reflected on a surface that blocked it the phototransistor can pick up the signal for distance calculation This module is panel mounted so that you can easily implement it on the surface of robots or other projects without wiring clutter Also a potentiometer for adjustment and an indicator LED are arranged on the back for easy and clear use y seeed Grow the Difference 2 Features High sensitivity photoreflector Lightweight and compact Panel mount design for clean and tidy implementation Clear HID design adjustment potentiometer and indicator LED y seeed Grow the Difference 3 Application Ideas Wanderer robots RPM gauges Appr
5. oximation detection y seeed Grow the Difference 4 Specification Power supply 5V DC Connector 4 pin Buckled Grove interface Compatibility Compatible with Arduino Digital output mode TTL Low when light is detected Dimension 20mm 20mm ROHS YES y seeed Grow the Difference 5 Interface Sensitivity adjusting potentiometer i o L OIC Reflective Photosensor i i Indicator Reflective photosensor High resolution Infrared Reflective sensor Grove Interface LM393 Rail to Rail Operational Amplifier Indicator LED The LED will turn on when the received infrared light intensity exceeds a preset level Sensitivity adjusting potentiometer Adjust the light threshold of the sensor y seeed Grow the Difference 6 Usage 6 1 With Arduino Let s test the function of detecting whether somebody is here 1 Plug the Grove IR Distance Sensor onto port D6 of the Grove Base Shield 2 Hold the sensor Sensor facing the empty dark area above the background as show below 3 Adjust the potentiometer with a crosshead screwdriver until the indicator LED just change from on to off Under the adjustment state Complete the adjustment 4 Create an Arduino sketch and copy the program below to it void setup Serial begin 9600 pinMode 6 INPUT y seeed Grow the Difference void loop while 1 delay 500 if digitalRead 6 LOW

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