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Daneel's Avatar
Posts: 549 | Thanked: 698 times | Joined on Apr 2010
#231
This is amazing work and you guys who donate your hard earned money as well
I'll try and donate few euro as well (wont be much though, my salary is 350 euro a month)
 

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kimmoli's Avatar
Posts: 562 | Thanked: 2,744 times | Joined on Dec 2013 @ Espoo, Finland
#232
I did slip to another project, but good that the i2c probe did find your chip.

Altough offtopic;
I just got one OLED display connected to the phone

EDIT: MOVED to own thread: http://talk.maemo.org/showthread.php?t=92239

Last edited by kimmoli; 2014-01-01 at 19:56.
 

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Mikkosssss's Avatar
Posts: 645 | Thanked: 519 times | Joined on Apr 2012 @ Finland
#233
Low power screen is back?
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Posts: 1,104 | Thanked: 5,652 times | Joined on Feb 2010 @ Holland
#234
Originally Posted by kimmoli View Post
I did slip to another project, but good that the i2c probe did find your chip.

Altough offtopic;
I just got one OLED display connected to the phone

Got also green at 0x3C:
https://lh4.googleusercontent.com/-T...0101171553.png

Modified my app a little
https://lh6.googleusercontent.com/-v...0101191722.png

and sent some text on the display
https://lh4.googleusercontent.com/-J...o/14010002.jpg
Good work! Perhaps good to put it in a separate thread with instructions?
 
kimmoli's Avatar
Posts: 562 | Thanked: 2,744 times | Joined on Dec 2013 @ Espoo, Finland
#235
Originally Posted by dirkvl View Post
Good work! Perhaps good to put it in a separate thread with instructions?
I will do that ----> http://talk.maemo.org/showthread.php?t=92239

Last edited by kimmoli; 2014-01-01 at 19:55.
 
Posts: 1,104 | Thanked: 5,652 times | Joined on Feb 2010 @ Holland
#236
still searching for someone to help on the software side!

Originally Posted by kimmoli View Post
Interface uses ioctl to talk over i2c
Code:
file=open( "/dev/i2c-1", O_RDWR )
ioctl( file, I2C_SLAVE, 0x3c)
write(file, buf, len)
Kimmo, can these commands or your program be modified to read out my chip?

The TCA8424 documentation says:


Last edited by dirkvl; 2014-01-04 at 13:53.
 
kimmoli's Avatar
Posts: 562 | Thanked: 2,744 times | Joined on Dec 2013 @ Espoo, Finland
#237
Originally Posted by dirkvl View Post
Kimmoli, can these commands or your program be modified to read out my chip?
I can tweak something to view contents of input report... (for starters)

I made some googling about this, and found your good questions in various forums
 
Posts: 1,104 | Thanked: 5,652 times | Joined on Feb 2010 @ Holland
#238
Yes I have been asking around. I just don't get that when the phone was announced everyone was shouting "qwerty slider!!" and when there almost is a working prototype it becomes very silent
 

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Posts: 1,104 | Thanked: 5,652 times | Joined on Feb 2010 @ Holland
#239
Originally Posted by kimmoli View Post
I can tweak something to view contents of input report... (for starters)
That would be awesome! The chip is still on 0x3B.

If I've read it correctly, on a keypress this should happen:

-key press
-key release
-the chip stores the most recent key press
-this is stored on input report
-the chip sends out an interrupt signal
-phone notices interrupt
-the phone uses get_report to read the input report
-phone read input report
-the interrupt signal is killed and input report is cleared by resetting the chip
-start over
 
Dave999's Avatar
Posts: 7,074 | Thanked: 9,069 times | Joined on Oct 2009 @ Moon! It's not the East or the West side... it's the Dark Side
#240
Donated. would be possible to get jolla involved in this?
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I don't trust poeple without a Nokia n900...
 
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