Links Resources Used:

 https://www.instructables.com/Simple-Arduino-Robot-Arm/

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https://howtomechatronics.com/tutorials/arduino/diy-arduino-robot-arm-with-smartphone-control/#google_vignette

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https://lastminuteengineers.com/l298n-dc-stepper-driver-arduino-tutorial/

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https://community.element14.com/products/arduino/b/blog/posts/finally-an-arduino-library-for-eagle

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https://howtomechatronics.com/tutorials/arduino/arduino-dc-motor-control-tutorial-l298n-pwm-h-bridge/