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Posts Tagged ‘USB keyboard’

App note: HT66FB574 single colour independent light streamer USB keyboard

Sunday, October 21st, 2018

Another app note from Holtek this time about their HT66FB574, a USB keyboard device that can support single color LED streamer. Link here (PDF) The video gaming industry is seeing continual increasing demand for multi-feature keyboards. These can include features such as keys with an individual LED which can display...

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Building a giant USB three key mechanical keyboard

Thursday, April 12th, 2018

Glen Akins shares his latest build the giant three key USB keyboard: After seeing this giant mechanical keyboard at Adafruit, I decided I had to build my own. Adafruit made theirs out of wood and used one of their Python-compatible microcontroller boards. I wanted a sloped top on my keyboard....

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Posted in PIC, USB | 1 Comment »

App note: USB keyboard using MSP430 microcontrollers

Saturday, May 12th, 2012

This reference design from Texas Instruments shows how to build a USB keyboard design using a MSP430 microcontroller. The article contains the full design: the keyboard matrix, schematic, and the firmware needed to get it going. This application report describes the implementation of a USB keyboard with the following characteristics:...

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