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Product Description

Thank you for selecting the 

Doodle Bot

 for your next do-it-your-self project. This kit

allows you to build and program a small drawing robot that can write messages and draw
pictures using a large pen, crayon or chalk stick.

Product Features

1.  Arduino compatible robot controller with USB interface.
2.  Laser cut, transparent acrylic base plate. 
3.  2x high torque geared motor with ball bearing.
4.  1x high torque miniature servo with ball bearing.
5.  Rubber tires and pen gripper.

Build it now! Realize your dream! Create your next masterpiece!

Please read this manual thoroughly before you start assembling the kit. Please follow the 
assembling instructions exactly to avoid problems. If you work accurately and follow the 
instructions in this manual exactly, you will quickly assemble your 

Doodle Bot

.

Before you start you must prepare the following tools:

Opened packages can not be returned. Please check package contents before opening.
Read the instructions carefully before assembly.
Use all tools carefully.
Small parts are a choking hazard. Keep this kit away from young children and babies 
during construction and operation.
Not for children under 8 years. Not to be used by children except under adult 
supervision.
Observe the correct polarity of the battery.
Keep the battery dry at all times.
Do not mix old and new batteries. Do not mix alkaline, standard (carbon-zinc), or 
rechargeable (nickel-cadmium) batteries.
Remove the battery if the kit is not used for a long period of time.

4x AAA BATTERY

(not included)

PHILLIPS SCREW DRIVER

(included in kit)

PEN / CRAYON / CHALK

(not included)

Necessary

 

Tools:

Warnings:

Summary of Contents for Doodle Bot

Page 1: ...thout the express written consent of DAGU Hi tech Electronic Co Ltd The manufacturer and distributor cannot be held responsible for any damages occurred by mishandling mounting mistakes or misuse due...

Page 2: ...uctions Wiring instructions Installing the software Changing the text message and size Changing low battery sensitivity Create your own charactors Troubleshooting Troubleshooting continued Using the c...

Page 3: ...accurately and follow the instructions in this manual exactly you will quickly assemble your Doodle Bot Before you start you must prepare the following tools Opened packages can not be returned Pleas...

Page 4: ...f tapping screw with flange 8pcs M2 3 10 self tapping screw with flange 1pc M2 5 self tapping screw 3pcs M3 6 screw 8pcs L shape mounting bracket 6pcs Controller board 1pc battery holder 1pc Collar 1p...

Page 5: ...pole magnets to the round servo horns using the adhesive rings provided Attached to the motors with M2x5mm screws Loosen the screws holding the fibreboard strips and adjust the wheel sensors so that t...

Page 6: ...ned when the batteries need replacing The large rubber grip can accept whiteboard markers jumbo chalk and large crayons Try inserting 3 small crayons of different colours for a rainbow effect If your...

Page 7: ...ake sure you connect the red wire to the positive connection Next we need to connect the servo and wheel encoder sensors These all have three wires black brown is the ground wire and goes to the outer...

Page 8: ...tual com port drivers for the CP2102 USB interface You can download the latest drivers from here The sample code for this robot should be available from the distributor It is also available from the D...

Page 9: ...d select your USB serial port When you upload the program you will see a message indicating the program is compiling then uploading When the upload is complete you can disconnect the USB The robot is...

Page 10: ...essage with END then the robot will repeat the message continuously The main loop also checks the battery voltage If the battery is too flat then the robot will stop and the D13 LED will flash quickly...

Page 11: ...their needs Please note The motors may be a little stiff when new causing the robot to draw wiggly lines This problem should improve after about an hour of use as the motors wear in The wiggle is a re...

Page 12: ...etooth module You can access D0 and D1 Rx and Tx directly from this header The ISP socket is the same as a standard Arduino board and can be used to re burn the bootloader Newer versions of the Arduin...

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