75 Results for "keyboard"

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...

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:...

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...

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...

[WORK JOB] - Test Jig No.1
Hacker page by David Scholten
Given existing test hardware and a complete assembly, I was tasked withcreating a μcontroller control module for automation.Features/interactions include an RS-485 MODBUS line, a USB keyboard,an LCD screen and an SD card reader.

PROJECT LOG 10/4/2018
Hacker page by Thomas R. Mahanna
Project Log 10/4/2018 ================== Here is a chart of the layout of the Synchronia♥Duet Harmony Keyboard:Holding down the M key sets the keyboard for Major Chords, m for Minor Chords, etc. The left hand would press the M, m, S4, D7 (up for higher...

Mastering the Basics: An Introduction to Analog Circuit Design for Keyboards
Hacker page by Avi Gupta
Introduction In the fast-paced world of technology, keyboards have become an integral part of our daily lives. From traditional desktop keyboards to cutting-edge mechanical gaming keyboards, these input devices have evolved to cater to diverse needs...

Tinkering with Transistors: A Guide to Analog Circuit Design for Keyboards
Hacker page by Avi Gupta
Introduction In the realm of music and technology, analog circuit design has been the driving force behind the creation of timeless and expressive keyboard instruments. From the iconic sound of vintage synthesizers to the warm tones of classic electric...

Ninja Tap patch for Rock'N'Roller (MSX1)
Hacker page by danjovic
After a suggestion from [gdx] from MRC I took a look at the Rock'N'Roller (MSX1) and started to work on a patch for Ninja/Shinobi Tap multi controller adapter. First step was to disassemble the game and figure out how the game deals with the controls....

Hamdeck Is a Rugged Cyberdeck Optimized for Amateur Radio
Hacker page by miniulka
Kaushlesh C. designed Hamdeck to survive adventures in the outdoors, so he built it into a hard waterproof Pelican-style case. When closed, it is almost impervious to the elements — though some drilled holes probably make it a bit more susceptible to...

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