Society of Robots - Robot Forum

Electronics => Electronics => Topic started by: cooldog on November 09, 2007, 03:09:44 PM

Title: line follower
Post by: cooldog on November 09, 2007, 03:09:44 PM

what sensors are needed to make a line following robot

Title: Re: line follower
Post by: bulkhead on November 09, 2007, 03:32:17 PM

QRD1114's, they have a infrared LED and photo transistor together in one package.  You need to make a simple circuit and use a microcontroller to read it.  This one already has the parts and is ready to use: http://www.parallax.com/Store/Microcontrollers/BASICStampModules/tabid/134/List/1/ProductID/100/Default.aspx?txtSearch=line+sensor&SortField=ProductName%2cProductName

Title: Re: line follower
Post by: Admin on November 09, 2007, 07:48:22 PM

infrared
http://www.societyofrobots.com/schematics_infraredemitdet.shtml

photoresistors
http://www.societyofrobots.com/schematics_photoresistor.shtml