Search found 7 matches

by nepotrib
17 May 2013, 19:23
Forum: Workshop
Topic: Homemade split keyboard
Replies: 13
Views: 17964

februus wrote:Would it be possible for you to provide the files you used for the PCB boards?
Sure, here is file for ExpressPCB: https://www.dropbox.com/s/xjmtycs97wmzec5/kb-v3.pcb
by nepotrib
18 Apr 2013, 23:46
Forum: Workshop
Topic: Codename Hornet
Replies: 44
Views: 17137

This is awesome!
I like split, thumb keys (I like that thumb presses more than just Spacebar), symmetry, blank keys/color. Great design!

But I don't get how F* keys are activated. And how do you press for example Ctrl-F7.
Are there 3 layers for top row (e.g. q w e/1 2 3/F1 F2 F3)?
by nepotrib
18 Apr 2013, 23:24
Forum: Workshop
Topic: Homemade split keyboard
Replies: 13
Views: 17964

I have an Arduino nano sitting here looking for a purpose. My approach with putting USB HID firmware is incompatible with your Arduino Nano. There is another kind of Serial communication chip (FTDI) than in UNO. I hope shift registers schematic would be helpful though. I learned a lot regarding mat...
by nepotrib
18 Apr 2013, 23:19
Forum: Workshop
Topic: Homemade split keyboard
Replies: 13
Views: 17964

Schematic (I hope it is readable :) ): IMG_20130418_235322.jpg Sources can be found here: https://bitbucket.org/chyvonomys/kbem/src/ At the beginning it was a two part solution: firmware sent evens about row/column presses. And there was a program on host computer listening serial port and translati...
by nepotrib
12 Apr 2013, 18:36
Forum: Workshop
Topic: Homemade split keyboard
Replies: 13
Views: 17964

Icarium wrote:Oohh, third index finger row, have you gotten used to typing on it, yet? :)
All keys are easily accessible by index fingers, even "|\", it's like pressing "6" with right hand on traditional keyboard.
Plus I find it extremely handy to have "Return" "Backspace" under index fingers.
by nepotrib
12 Apr 2013, 12:53
Forum: Workshop
Topic: Homemade split keyboard
Replies: 13
Views: 17964

I used etching. Here is PCB design (prepared in ExpressPCB). It is single side with few jumper wires (shown as green): pcb.png Since this is a prototype, I used some old material, hence soldering is quite dirty Also I have added some non-functional patterns to minimize etching solution usage. Actual...
by nepotrib
12 Apr 2013, 01:57
Forum: Workshop
Topic: Homemade split keyboard
Replies: 13
Views: 17964

Homemade split keyboard

Hi there! I'm a new member and here is my small project. I hope it would be interesting for community. I wondered why traditional keyboard layouts don't allow thumb finger press more keys than just a Spacebar. Ctrl/Alt keys often are parts of useful shortcuts especially in different IDEs/advanced ed...

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