Building a blink based input device

Some people are limited to only blinking for communication. This makes any kind of conversation a laborious process. Often systems that can translate blinking into computer interaction are extremely expensive. Bob has managed to make one that is relatively cheap though. Called BlinkTalk, this system uses off the shelf parts to allow people to create words simply by blinking.

found via Hackaday.com

Posted in custom controller and tagged .

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