Leow Cheah Wei
Created December 29, 2019 © MIT

Yeoman Signal - EV3 semaphore trainer bot for sailor

Yeoman Signal is a Lego Mindstorm EV3 semaphore trainer. Learn semaphore in gamification way.

IntermediateFull instructions provided24 hours19

Things used in this project

Hardware components

EV3 Programming Brick / Kit
LEGO MindStorms EV3 Programming Brick / Kit
Echo Show (2nd Gen)
Amazon Alexa Echo Show (2nd Gen)

Software apps and online services

Alexa Gadgets Toolkit
Amazon Alexa Alexa Gadgets Toolkit


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yeoman signal connection

only need 2 motor connections


Yeoman Signal

code for flag semaphore


Leow Cheah Wei

Leow Cheah Wei

3 projects • 3 followers
I am as happy as I want to be