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Oskar Zither

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Revision as of 17:16, 25 February 2021 by Josp (talk | contribs) (License for Hardware documentation)
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Oskar Zither

Basic Data

Category: Arduino

URL (first publication): https://gitlab.com/teamoskar/oskar_zither

Keywords: mobile braille keyboard smartphone blind

License: CERN Open Hardware License

Project status: Active

Translation status: 4-Manual Translation

Technical documentation

Maturity of the project: production / DIY

Certification Status:

Contains PDF-drawings: Yes

Assembly instructions are published: Yes

Bill of materials is published: Yes

Contributing guide is published: No

Mechanical hardware

Contains original mechanical hardware: Yes

Public CAD repository for mechanical hardware: https://gitlab.com/teamoskar/oskar_zither_case

CAD Format: SCAD

License for mechanical hardware: CERN Open Hardware License

Electronic hardware

Contains original electronic hardware: Yes

Public CAD repository for electronic hardware: https://gitlab.com/teamoskar/oskar_zither_pcb

Electronic License: CERN Open Hardware License






yes

yes yes



Other

Contains original software: Yes

Software License: GNU GPL 3.0

Assembly instructions are editable: Yes

Bill of materials is editable: Yes

Technology Readyness Level TRL: 7


Project management

Issue Management System: https://gitlab.com/teamoskar/oskar_zither/-/issues

Versioning System:https://gitlab.com/teamoskar/oskar_zither




OskarZitherwithhands.jpg

Description

Oskar Zither is a mobile braille-keyboard.

The arrangement of 8 keys in a braille cell block and two additional keys allows Oskar Zither to be controlled without a supporting surface.

Used license for Hardware documentation CERN-OHL-S v2 or later versions.

Used license for Firmware GPL-3.0 or later versions.

Technical documentation

Oskar Zither PCB Back PDF

Oskar zither pcb-brd-back png.png Oskar Zither PCB Back as PDF

Oskar Zither PCB Front PDF

Oskar zither pcb-brd-front png.png Oskar Zither PCB Front as PDF

Oskar Zither PCB Edge Cuts PDF

Oskar Zither PCB Edge Cuts as PDF

Oskar Zither PCB Schematic

Oskar zither pcb png.png

Case

Zither nobg.png Oskar Zither case parts front, back and thumb plates in STL file format


+ General Reviews General Reviews

Parts list

Pos. Pos. old Qty. Part Name Part code Part Type Specifications Review Status Show All Comments
0 Oskar Zither entire Project

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Item Reviews
1 1 Case Production

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Item Reviews
1.1 60 g PLA Buy https://www.adafruit.com/product/2080

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Item Reviews
1.2 4 Screws Buy Clipboard Screws, 3 x 16 mm, DIN 7505-A

https://www.conrad.at/de/p/swg-spanplattenschrauben-3-mm-16-mm-kreuzschlitz-pozidriv-stahl-verzinkt-200-st-1203500.html

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Item Reviews
2 1 PCB Complete System Production

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Item Reviews
2.1 1 PCB Buy Dimension: 67.4mm x 70.5mm

Layer count: 2

Base material: FR4 TG 140°

Nominal Thickness include Copper Cladding: 1.6 mm

https://aisler.net/p/OPSGPOBN

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Item Reviews
2.2 10 Switches Buy Kailh Choc low profile Switch tactile, brown CPG135001D02

https://www.aliexpress.com/item/32838369089.html

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Item Reviews
2.3 10 Keycaps Buy Kailh Choc low profile Keycaps

https://www.aliexpress.com/item/32949747794.html

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Item Reviews
2.4 1 Arduino Micro Buy https://store.arduino.cc/arduino-micro

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Item Reviews
2.5 1 Resistor Buy Axial, through-hole Resistor 1 kOhm, 1/4 Watt

https://www.adafruit.com/product/4294

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Item Reviews
2.6 1 USB-OTG Cable USB-Micro-B-Connector Buy for USB-Micro-B-Connector: https://www.adafruit.com/product/3610

for iPhone: "Apple Camera Adapter Lightning to USB 3" https://smile.amazon.de/Lightning-to-USB3-Camera-Adapter/dp/B01DGDNL2G/

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Item Reviews

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Property "Desc" (as page type) with input value "Oskar Zither is a mobile braille-keyboard.

The arrangement of 8 keys in a braille cell block and two additional keys allows Oskar Zither to be controlled without a supporting surface.

Used license for Hardware documentation CERN-OHL-S v2 or later versions.

Used license for Firmware GPL-3.0 or later versions." contains invalid characters or is incomplete and therefore can cause unexpected results during a query or annotation process.

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