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Voidnet Viator Cyberdeck

2.783 Byte hinzugefügt, 18:51, 29. Sep. 2022
'''Links'''
Video:[https://clipchamp.com/watch/iuDfoU8I1nf]
Fusion 3d-viewer: [https://a360.co/3SyB80R]
[[Datei:viator_rollmouse.png|300px|]]
 
The most time intensive device built for this project is the roll-pin mouse replacement. Electronics were all ripped from a cheap optical mouse but the sensor's used in these devices are very tuned to their purpose. You can not expect to exchange the LED easily or stray more than ~1mm from the surface area you want to detect movement on.
Also the whole optical system is very reliant on the right surface structure and it turned out that roughened PETG was working well. I used an 8mm shaft and combined it first with linear LM8UU bearings, but the haptics did not feel so well. I later swapped the bearings for IGUS Igildur sliding bearings and it heighened the comfort alot.
[[Datei:viator_right.png|300px|]]
 
The right side of the deck got a bit cramped because I wanted to include a large, hefty and fun-to-push switch. The LEDs are used to show the charge state of the battery module while the voltage output might come in handy in a future upgrade to supply different voltages from the Cyberdeck directly.
The only part I would change in hindsight is the usb-C loading connector since it took a lot of space and is hard to install. A lower profile option would be better.
[[Datei:viator_inside.png|300px|]]
 
Space was very tight under the keyboard since it is actually angled forward...so the room gets very tight towards the front. For that reason I needed to configure all USB cables myself (and I wanted to keep the usb to plug and unplug easily...or for when I changed my mind during the build). The USB Hub is the most important part here since it links up the roll-pin mouse, the keyboard itself (it loops back in), the signal analyzer and a TEENSY-LC configured as a HID to take input from the PSP Knob at the left side.
Later on I might add a few more functions to the TEENSY with other Buttons or sensors and probably also a way to turn the signal analyzer off when it is not in use to conserve some power.
[[Datei:viator_left.png|300px|]]
 
The left side is mainly occupied by the 4-port USB hub (and thankfully I got a relatively small footprint for that) which was a needed feature since I already occupied so much USB on the PI. Besides that the PSP stick has an intuitive spot since the scrolling happens at the side of the screen. The flashlight was a spontaneous addition. After having it on my desk to look for dropped parts during the build I just ended up making it part of the entire Deck. Surprisingly, it works quite nicely because it points the right way when you grip the deck by the handle or when you carry it on the strap.
[[Datei:viator_topangle.png|300px|]]
 
Originally I had used a laser-acrylic part for this but it ended up not providing enough structure. The alumnium is great because it helps holding everything together with the 8mm shaft for the mouse on the other side and 3x 4mm rods on the inside we have a nice and rigid frame.
[[Datei:viator_panel.png|300px|]]
 
The frame itself was too large for my printer so I made parts and clips. After clipping it together the clips can be melted to the frame so it becomes one piece.
The front panel was a bit of a modular part because I wanted to be able to assemble it outside of the actual deck. It has space for all the additional displays and then just clips into the main frame.
[[Datei:viator_wiring.png|300px|]]
 
At the end I was quite surprised by how many wires were needed for all the switches, Leds and I2C devices but since I will probably use other I2C parts in the future, I glued some WAGO clamps to the back which hold the I2C bus accessible. I might switch out the clips for something more "cyber" looking in the future.
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