OpenMarine
Hardware Buttons - Printable Version

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Hardware Buttons - SailorMacSailface - 2019-12-24

Hello!
I am in the process in building a small control unit with an integrated monitor. To be used outside in the cockpit. 
Since I do not like to use touchscreens on a boat, I want to use multiple physical buttons for the the basic functions. 
Did anyone here already build something along these lines?
Thanks and a wonderful holiday time!


RE: Hardware Buttons - glowntiger - 2019-12-27

Hi,
yes. I have done this with a keypad like this:
https://www.ebay.de/itm/3x4-Matrix-Extension-Keyboard-12-Key-Membrane-Switch-Keypad-Keyboard/151950277779?hash=item2360f13c93:g:YVoAAOSwjMtcSb0P

Here you find uinput:
https://github.com/tuomasjjrasanen/python-uinput
to emulate key´s via GPIO.

Attached the Code for a pi... 


   


RE: Hardware Buttons - SailorMacSailface - 2019-12-27

Great Thank you. 
I will do research.

Seeing your picture: 
How did you configure OpenCPN UI to look so clean with the buttons all nicely in the top?

Thanks!


RE: Hardware Buttons - glowntiger - 2019-12-27

You can swipe the button bar to the top? Or what do you mean? The clear uI you can handle with the resolution of the pi...


RE: Hardware Buttons - SailorMacSailface - 2019-12-29

(2019-12-27, 05:35 PM)glowntiger Wrote: You can swipe the button bar to the top? Or what do you mean? The clear uI you can handle with the resolution of the pi...

I meant the translucent icons on top of the map. My menu is opaque. Havent found a setting to change it yet.


RE: Hardware Buttons - glowntiger - 2020-01-01

What ocpn Version do you use?


RE: Hardware Buttons - SailorMacSailface - 2020-01-02

Hello and a good new year to you.
I am using version 5.0.0 of OpenCPN with the OpenPlotter 2 beta.
On my non raspbi computer ( MacOS ) I use 5.0.1


RE: Hardware Buttons - SailorMacSailface - 2020-03-09

Hello,
now that i am getin back to finisheing the configuration of my system I was wondering again how to get the buttons to be translucent.