Build an optic encoded HIGH precision step motor HD

DIY step motor optic switch encoded. Encode the steps per one rotation and then you could control the angle of rotation, speed, and turns. Very nice project part of a bigger project of a 100 € own design of a CNC optic encoded machine. Help my projects on Patreon : https://www.patreon.com/ELECTRONOOBS my Q&A page: http://electronoobs.com/eng_preguntas.php Canal en Español: https://www.youtube.com/channel/UCL_QvUUeriC6q610RCXDlSQ ------------------LINKS-------------------- Tutorial webpage: http://www.electronoobs.com/eng_arduino_tut9.php H-brige tutorial: https://www.youtube.com/watch?v=f3NJcaniAjs&t=1s ----------------MATERIAL---------------- Optic switch: http://www.ebay.com/itm/10-Pcs-1-6-Slot-PCB-Photo-Interrupter-Slotted-Optical-Switch-HY301-21-CP-/332068147170?hash=item4d50cdcfe2:g:WIoAAOSw44BYWXxJ Gears 1:200 ratio: http://www.ebay.com/itm/DC-6V-12V-8-16RPM-Long-Shaft-Turbine-Worm-Gear-Motor-Slow-Reduction-Gear-Box-/112275762822?hash=item1a24282e86:g:fnEAAOSwA3dYgYt8 3D files of the Step motor: http://www.electronoobs.com/eng_arduino_tut9_3d1.php 32 steps drelled disc: http://www.electronoobs.com/eng_arduino_tut9_3d2.php H--bridge module: http://www.ebay.com/itm/Stepper-Motor-Drive-Controller-Board-Module-L298N-Dual-H-Bridge-DC-For-Arduino-/170926726867?hash=item27cc06ded3:g:s4wAAOSwXeJXe31g ----------------SCHEMATICS------------ Resistance test schematic: http://www.electronoobs.com/eng_arduino_tut9_sch1.php Final Schematic: http://www.electronoobs.com/eng_arduino_tut9_sch2.php ----------------CODE------------ Arduino steps count: http://www.electronoobs/eng_arduino_tut9_1.php Angle control: http://www.electronoobs/eng_arduino_tut9_code1.php my Q&A page: http://electronoobs.com/eng_preguntas.php Visit my webpage for more tutorials: http://www.electronoobs.com SUBSCRIBE and motivate me!!!