customize_tb3.md

Pito Salas / April 2022

Objective

When we customize a TB3 with bigger wheels or a larger wheelbase, it is necesary to update the software in the OpenCr board.

  • The steps required by OpenCR when changing wheel size or distance between wheels can be summarized as follows

  • change WHEEL_RADIUS, WHEEL_SEPARATION and TURNING_RADIUS in turtlebot3_burger.h

  • Change the circumference of the wheel in turtlebot3_core.ino. Here, the circumference can be calculated by 2Pi * WHEEl_RADIUS. The default value of the circumference of burger is 0.207.

  • Install Arduino IDE on your PC and write the edited file (turtlebot3_core.ino). Please refer to the following e-Manual for this detail. https://emanual.robotis.com/docs/en/platform/turtlebot3/opencr_setup/#opencr-setup 3.3. At the end of OpenCR Setup, there are instructions for using the Arduino IDE, click to expand and see the details.

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