Author Topic: Make a 2 key keyboard?  (Read 41313 times)

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Offline FrostyToast

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Re: Make a 2 key keyboard?
« Reply #150 on: Fri, 31 January 2014, 15:17:23 »
Would it be possible to use a plate and slab to sandwich the pcb in order to make it cheaper? That way you don't have to 3D print and can instead use a CNC.
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Offline JaccoW

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Re: Make a 2 key keyboard?
« Reply #151 on: Fri, 31 January 2014, 17:21:51 »
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Offline WangZi

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Re: Make a 2 key keyboard?
« Reply #152 on: Sun, 02 February 2014, 08:29:05 »
Nice job regack

Offline regack

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Re: Make a 2 key keyboard?
« Reply #153 on: Mon, 03 February 2014, 15:16:33 »
The good:
1) The LEDs work... but I'm adding a jumper, because they're always on (unless of course, you don't install them)
53075-0
2) Created a little jig board to aid in programming this thing (which went fine) but now I have to wait for those to show up. 


The bad:
1) I need different zener diodes.  The ones I got are 500mW, and they don't seem to be activating with the low current going on here.  I've ordered some replacements, but also had to adjust the footprint down to match (SOD-323).

Offline BlueBär

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Re: Make a 2 key keyboard?
« Reply #154 on: Mon, 03 February 2014, 15:49:34 »
The good:
1) The LEDs work... but I'm adding a jumper, because they're always on (unless of course, you don't install them)
(Attachment Link)
2) Created a little jig board to aid in programming this thing (which went fine) but now I have to wait for those to show up. 


The bad:
1) I need different zener diodes.  The ones I got are 500mW, and they don't seem to be activating with the low current going on here.  I've ordered some replacements, but also had to adjust the footprint down to match (SOD-323).

Maybe make one of the keys a dedicated on/off switch for the LEDs?

Offline Sifo

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Re: Make a 2 key keyboard?
« Reply #155 on: Mon, 03 February 2014, 16:54:29 »
Damn... looks awesome though lol. Time to go play some Protoss
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Offline dustinhxc

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Re: Make a 2 key keyboard?
« Reply #156 on: Mon, 03 February 2014, 19:04:28 »
The good:
1) The LEDs work... but I'm adding a jumper, because they're always on (unless of course, you don't install them)
(Attachment Link)
2) Created a little jig board to aid in programming this thing (which went fine) but now I have to wait for those to show up. 


The bad:
1) I need different zener diodes.  The ones I got are 500mW, and they don't seem to be activating with the low current going on here.  I've ordered some replacements, but also had to adjust the footprint down to match (SOD-323).

Great job man!

Offline BlueByLiquid

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Re: Make a 2 key keyboard?
« Reply #157 on: Mon, 03 February 2014, 23:43:52 »
Has anyone thought of doing on of these for the CM storm key switch tester? The case is really solid and would make for a cheap option for six keys.

http://www.cmstore-usa.com/mechanical-key-switch-demo-board/

Here is the side profile so you can see the case: http://www.cmstore-usa.com/productimage.php?product_id=659

I was thinking about doing point to point on mine but would rather just but a one off board? Thoughts?

Offline Comment

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Re: Make a 2 key keyboard?
« Reply #158 on: Mon, 03 February 2014, 23:48:02 »
Has anyone thought of doing on of these for the CM storm key switch tester? The case is really solid and would make for a cheap option for six keys.

http://www.cmstore-usa.com/mechanical-key-switch-demo-board/

Here is the side profile so you can see the case: http://www.cmstore-usa.com/productimage.php?product_id=659

I was thinking about doing point to point on mine but would rather just but a one off board? Thoughts?
Whats that case made out of?
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Offline Grendel

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Re: Make a 2 key keyboard?
« Reply #159 on: Tue, 04 February 2014, 02:25:36 »
Has anyone thought of doing on of these for the CM storm key switch tester? The case is really solid and would make for a cheap option for six keys.

Yea. I did conclude that a board w/ the Teensy hanging underneath would fit and messed around w/ upverter a bit. It should be pretty easy for an EE to do a layout, but being a CE I didn't get far in a reasonable amount of time, so I put it on the back-burner :/ I still have an empty tester, if someone wants to make a layout I could measure the box out and provide a connection list.
« Last Edit: Tue, 04 February 2014, 02:31:56 by Grendel »
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Offline LadyPecs

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Re: Make a 2 key keyboard?
« Reply #160 on: Tue, 04 February 2014, 16:57:56 »
Oh my that thing is cute. Makes me want to play super hexagon.

Offline BlueByLiquid

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Re: Make a 2 key keyboard?
« Reply #161 on: Tue, 04 February 2014, 17:53:29 »
Has anyone thought of doing on of these for the CM storm key switch tester? The case is really solid and would make for a cheap option for six keys.

http://www.cmstore-usa.com/mechanical-key-switch-demo-board/

Here is the side profile so you can see the case: http://www.cmstore-usa.com/productimage.php?product_id=659

I was thinking about doing point to point on mine but would rather just but a one off board? Thoughts?
Whats that case made out of?

Its made of a hard and thick plastic material

Offline joneslee85

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Re: Make a 2 key keyboard?
« Reply #162 on: Tue, 04 February 2014, 18:30:10 »
4 keys would be nice. as it can be used for dota 2
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Offline Sifo

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Re: Make a 2 key keyboard?
« Reply #163 on: Tue, 04 February 2014, 18:46:39 »
4 keys would be nice. as it can be used for dota 2

If you play dota with only 4 keys I don't know what to tell you

unless you meant league of lesbians
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Offline shrapneL

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Re: Make a 2 key keyboard?
« Reply #164 on: Tue, 04 February 2014, 19:40:20 »
4 keys would be nice. as it can be used for dota 2

If you play dota with only 4 keys I don't know what to tell you

unless you meant league of lesbians

Ouch
hello.

Offline BlueByLiquid

  • Posts: 122
Re: Make a 2 key keyboard?
« Reply #165 on: Wed, 05 February 2014, 01:00:57 »
Has anyone thought of doing on of these for the CM storm key switch tester? The case is really solid and would make for a cheap option for six keys.

Yea. I did conclude that a board w/ the Teensy hanging underneath would fit and messed around w/ upverter a bit. It should be pretty easy for an EE to do a layout, but being a CE I didn't get far in a reasonable amount of time, so I put it on the back-burner :/ I still have an empty tester, if someone wants to make a layout I could measure the box out and provide a connection list.

That looks exactly like was I was looking for. Awesome work! If you can get someone to do the pcb I would buy a small run of the boards. This would be pretty nice I bet we could get it sized to have holes so it would be stabilized by the spikes inside the com storm case and all we would have to do is Dremel the plastic for the USB hole.

Offline neun_sechs_zwei

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Re: Make a 2 key keyboard?
« Reply #166 on: Mon, 10 February 2014, 21:59:33 »
Got a couple TechKeys cards today... needed something to mount a few switches to for fun. Also wasted too long probably this weekend building the toolchain to flash this thing...

The two-key board is nice!

Offline jdcarpe

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Re: Make a 2 key keyboard?
« Reply #167 on: Tue, 18 February 2014, 09:09:51 »
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Offline CPTBadAss

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Re: Make a 2 key keyboard?
« Reply #168 on: Tue, 18 February 2014, 09:19:43 »
Would it be possible to use a plate and slab to sandwich the pcb in order to make it cheaper? That way you don't have to 3D print and can instead use a CNC.

CNC is not necessarily cheaper.

Offline hargon

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Re: Make a 2 key keyboard?
« Reply #169 on: Sun, 13 April 2014, 10:08:10 »
I'm curious: Any news? Did you finish it or encounter any new problems?

I'm interested in building something similar as a little project myself. Hopefully you don't mind me using your thread to ask if anyone can check the schematic I have prepared so far. Should this work? Did i do anything wrong?

60883-0

Thanks in advance.

Offline BlueByLiquid

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Re: Make a 2 key keyboard?
« Reply #170 on: Fri, 09 May 2014, 11:09:56 »
did you make the board? I'm interested.

Offline Sifo

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Re: Make a 2 key keyboard?
« Reply #171 on: Fri, 09 May 2014, 23:25:01 »
The boards are done I think it's just regack hasn't had time to play around with the firmware.
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