107 Results for "keyboard"

Keyboard PCB
Hacker page by Sam
The printed circuit board, or PCB, is a key component of many electronic devices, including keyboards. A keyboard" class="redactor-linkify-object">https://images.google.cm/url?q=https://www.nextpcb.com/blog/keyboard-pcb">keyboard pcb, or printed circuit...

SoCal Mechanical Keyboard Meetup
Hacker page by Benchoff
April 2 was the 3rd or 4th SoCal mechanical meetup at the Datamancer workshop in Montclair, California. Here are a few pictures:DatamancerDatamancer was kind enough to open up their workshop to the geekhack, deskthority, and /r/mechanicalkeyboard community....

Keyboard Controller with Joystick for MSX
Hacker page by danjovic
I have built the Atari 2600 controller keyboard DIY to develop an adapter and write a driver for MSX. The adapter aimed for simplicity but it does not provide any detection feature, requiring the user to without an action, either pressing a key or move...

Atari Keyboard Controller adapter for MSX (3)
Hacker page by danjovic
And it worked fine!Files at Github Repository (link)

Keyboard Controller with Joystick for MSX (2)
Hacker page by danjovic
Added a second diode to enhance the detection And drafted some driver code that provides scan and decode that takes 98 bytes plus 5 RAM addresses. ; Scan Atari keyboard and single button joystick using ; and adapter with 74LS139 ; PSG IO addresses PSGAD:...

Atari Keyboard Controller adapter for MSX
Hacker page by danjovic
Following up a post from MSX Resource Center, I can think of an adapter to connect the Atari Keyboard Controller adapter on the MSX.The keyboard can be read by pulling down consecutively the pins 6, 7, and 8 of the joystick port, while keeping the other...

Keyboard Not Found & Troubles with finding it
Hacker page by Vladimir Aubrecht
Long time ago it all started with me trying to find new keyboard. After couple of weeks browsing through every possible manufacturer I got an idea: "How hard it can be to build my own keyboard! It's just few buttons connected to microcontroller, I'll...

Atari Keyboard Controller adapter for MSX (2)
Hacker page by danjovic
For a matter of symmetry and sake of schematic drawing I have rearranged the wiring, so the MSX pin 8, a push-pull output became an open collector with pull-up resistor, then the pins/rows assignment became ROW / (Keys)MSX Joystick PinKeyb. Contr....

Voltage-Controlled Heaven: Unraveling the Secrets of Analog Keyboard Synthesis
Hacker page by Avi Gupta
Introduction In the world of music, the allure of analog keyboard synthesis remains timeless and captivating. These iconic instruments have shaped the sound of generations, from the mesmerizing warmth of vintage synthesizers to the expressive...

Restoring a rubber-dome IBM Model M2 keyboard
Hacker page by Erin Pinheiro
Not a project, but wanted to share something I did the other day. Emma, my trusty Model M keyboard has been ill with a case of rotten membrane contacts since the day I was given her for free. Some conductive ink helped mitigate it, but without a proper...

Sephirah
Hacker page by cdc
An ergo monoblock angled keyboard powered by Seeed XIAO RP2040 and a duplex matrix to deal with its low number of GPIO.

PCB trade showcase
Hacker page by Stefan Lochbrunner
I have some spare PCBs that I'd like to trade if you're interested:---------- more ----------Pro Trinket USB KeyboardBreadboard Widget

Pre-MIDI Music for the Apple II (2/2)
Hacker page by Ralphw
The Alpha Syntauri demo - a system the appeared on the marketplace in the early 1980s as well - is listed below. Many models had a velocity-sensitive keyboard.

Designing Analog Keyboards: The Art and Science Behind the Sound
Hacker page by Avi Gupta
Introduction In a world dominated by digital technology, there exists a subculture of keyboard enthusiasts who revel in the charm of analog keyboards. These mechanical wonders, characterized by their distinct sound and tactile feedback, evoke nostalgia...

Pre-MIDI MUSIC for the Apple II (1/2)
Hacker page by Ralphw
I have a small collection of keyboards designed to plug into the Apple II.The Passport Designs Soundchaser keyboard is a four octave keyboard, typically paired with the Mountain Computer Music System board set. It can do 16 voices, in any...

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