Hi, I am launching a motherboard/large shield on Kickstarter for Arduino MEGA for 12V based robotic projects. It provides you with : a stepper motor driver, bluetooth, 12V dual motor driver, 12V to 6V conversion, servo outputs, accelerometer, distance sensor, current sensor, and many more things.
https://www.kickstarter.com/projects/988476124/purplemob?ref=user_menu
Questions and comments are most welcome,
Your support is certainly appreciated!
Francisco