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by SynGreis
Fri Oct 19, 2018 3:42 pm
Forum: HATs and other add-ons
Topic: compatible magstrip reader.
Replies: 9
Views: 2072

Re: compatible magstrip reader.

Thanks for your response. Again...im not entirely sure oif i want to keep android. But...if these pos devices can be set up to autoload the one app then perhaps its enough to have me switch over since the heavy lifting is done already. Is there any information on these pos devices like set up config...
by SynGreis
Mon Oct 15, 2018 11:31 pm
Forum: HATs and other add-ons
Topic: compatible magstrip reader.
Replies: 9
Views: 2072

Re: compatible magstrip reader.

I was posting the picture to show you how i want the mag strip reader. How its not sticking out much and still can swipe. I looked at your models and i am unsure as to how i would load my program and any library i may need to load my custom software. This program will have nothing to do with any leg...
by SynGreis
Tue Sep 25, 2018 6:04 pm
Forum: HATs and other add-ons
Topic: compatible magstrip reader.
Replies: 9
Views: 2072

Re: compatible magstrip reader.

track 1 is fine. the reason i said i dont touch legal tender is because im exploring using a swipe card as a "credit card" but for cryptos(bitcoin, dash, monero, etc) also i was thinking something more integrated like this...https://goo.gl/images/ECy2u2 as you can see from above nothing is exposes i...
by SynGreis
Tue Sep 25, 2018 3:53 pm
Forum: HATs and other add-ons
Topic: compatible magstrip reader.
Replies: 9
Views: 2072

Re: compatible magstrip reader.

i was going to have the writer separately. i just need a reader.

Im not dealing with any legal tender, in fact dare i say i stay away from it.

track 1 is fine.
by SynGreis
Tue Sep 25, 2018 3:31 am
Forum: HATs and other add-ons
Topic: compatible magstrip reader.
Replies: 9
Views: 2072

compatible magstrip reader.

i am thinking about a project to do and i was wondering if there was a magstrip reader that would be compatible with the pi zero w. The magstrip reader has to be as small as possible as im trying to keep size to a minimal. But so far i cant find anything other than bulky ones or ones that just isnt ...
by SynGreis
Sat Apr 21, 2018 5:24 pm
Forum: General discussion
Topic: Accessing the pi+camera on a linux desktop.
Replies: 3
Views: 165

Re: Accessing the pi+camera on a linux desktop.

i have my code working but i have to transfer it to the pi because it needs the camera module. I can build the project then transfer then test the camera. If i can atleast get a linux distro on my computer and can handle the compiling while having a connection to the pi module it would make things s...
by SynGreis
Sat Apr 21, 2018 5:07 pm
Forum: General discussion
Topic: Accessing the pi+camera on a linux desktop.
Replies: 3
Views: 165

Accessing the pi+camera on a linux desktop.

Currently deciding on a Linux based OS. This will be my first actual effort to be familiar with linux machines. I have a laptop that im going to re purpose and i was going to use this for playing with the Pi. I am currently leaning towards development in languages such as java and i want to ensure t...
by SynGreis
Tue Apr 03, 2018 5:15 am
Forum: Camera board
Topic: Picam Java
Replies: 1
Views: 638

Picam Java

Im trying to develop a program that would display a camera feed, then take a picture after 3 seconds then buffer that to the same panel. the command im using is "raspistill -w 200 -h 200 -q 100 -t 5" Im still learning about the camera commands and java, Would this work for the command above and how ...
by SynGreis
Wed Dec 13, 2017 11:35 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

Final question. i got ubuntu mate followed these steps ==> http://www.instructables.com/id/Setting ... Appliance/

and im almost done just stuck on step 7. i dont have a "Login Screen" how can i go about this. its the last step.
by SynGreis
Wed Dec 13, 2017 6:39 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

*sigh*.....all i wanted is a kiosk mode. did not expect this to be so hard.

Ofcourse i know this is ubuntu but it was the closest thing i could find.

The links you added is dealing with a browser and browser specific apps...
by SynGreis
Wed Dec 13, 2017 4:49 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

So i gave up on that way. i was reading this post ==> http://www.instructables.com/id/Setting-Up-Ubuntu-as-a-Kiosk-Web-Appliance/ And this is what im going for. instead of the web browser loading i just want it to run my java file. But the problem is is how do change all those permissions on the use...
by SynGreis
Tue Dec 12, 2017 8:45 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

Bumpidy BUMP BUMP.

Still trying to load a simple hello world without desktop environment and/or KIOSK mode. It compiles fine and runs fine with desktop environment.
by SynGreis
Mon Dec 11, 2017 4:19 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

when i startx normally it loads the desktop environment. When i run the script from putty i get the display error. When i run it on the pi itself with desktop in terminal it works great. When i run it on my windows machine it works fine. When i try to run it in terminal before startx it gives a disp...
by SynGreis
Mon Dec 11, 2017 3:23 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

i have tried the command startx "java helloWorld" since im already in the directory and this is the errors i got. The java code was compiled and so therefor the helloWorld.class was being called. X.Org X Server 1.19.2 Release Date: 2017-03-02 X Protocol Version 11, Revision 0 Build Operating System:...
by SynGreis
Mon Dec 11, 2017 12:57 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

YEs i moved it to /home/pi and that was what worked. I also want the program to pop with a window but without the desktop environment. meaning startx cant be used. Now the simple hello world works fine when launched in desktop or after start x but i dont want all that. I want it as the KIOSK MODE as...
by SynGreis
Sun Dec 10, 2017 11:09 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

Got a new issue. Error: missing `server' JVM at `/usr/lib/jvm/java-8-openjdk-armhf/jre/lib/arm/server/libjvm.so'. Please install or use the JRE or JDK that contains these missing components. E: /etc/ca-certificates/update.d/jks-keystore exited with code 1. done. Errors were encountered while process...
by SynGreis
Sun Dec 10, 2017 8:40 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

update... i was finally able to compile it no issues. when i start the startx it works when i run the java code. But if i boot at terminal with no startx it spits out an errorexception in thread main java.swt.headless exception. I knew that i didnt need the window manager and i wanted to set this up...
by SynGreis
Sun Dec 10, 2017 5:08 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

Also my java version from

Code: Select all

java -version
is 1.8.0
by SynGreis
Sun Dec 10, 2017 1:15 am
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

KIOSK MODE!!!! Thank you very much for those key words. What this will do is boot up straight into the java program correct? What i can do is slap a hello world with a basic gui as a temp. But when i tried running it i get the error saying cound not find main class helloWorld...so i made a folder ja...
by SynGreis
Sat Dec 09, 2017 7:40 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Re: Pi with blockchain tech

im thinking on doing it in java. I was trying to have it set up as a basic linux distro with no desktop environment. I also plan on having the java code generate a basic GUI like buy/sell and the user would tap on that then brings to the next screen. Can linux still deal with that even without a des...
by SynGreis
Sat Dec 09, 2017 2:05 pm
Forum: Beginners
Topic: Pi with blockchain tech
Replies: 19
Views: 1453

Pi with blockchain tech

I am trying to achieve having a program that can interact with blockchain for the purposes of performing a transaction. I also wont pretend i know a lot about linux and is still learning my way around but is there also a way to shutoff the desktop environment and simply have a GUI to pop up in place...
by SynGreis
Sun Dec 03, 2017 5:03 pm
Forum: Beginners
Topic: screen emulator
Replies: 1
Views: 227

screen emulator

Is there an emulator i can use to emulate screens for a raspberry pi?

Im waiting for my small touch screen but its taking forever to get here and i was just wondering if there was a program that would allow me to continue working on it with some visual interaction while i wait for the screen.
by SynGreis
Sun Dec 03, 2017 4:00 pm
Forum: Camera board
Topic: QR Code Scanner compatible for RPi 3
Replies: 21
Views: 17283

Re: QR Code Scanner compatible for RPi 3

can this be configured to autosnap when a qr code is in frame?
by SynGreis
Tue Nov 07, 2017 6:32 am
Forum: Beginners
Topic: basic qr reader.
Replies: 1
Views: 359

basic qr reader.

i wanted to know what are the cheapest cameras on the market that can read qr codes? I am trying to find stuff but they are either too big or just way too expensive. my project in mind is going to have a basic interface to display basic instructions and a qr code. and i also want a basic camera to r...

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