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by ssozonoff
Thu Apr 01, 2010 2:31 am
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: GLK12232-25-SM Rev1.4 and I2C issues
Replies: 7
Views: 8350

Never mind

Issues solved :D

Thanks,
Serge
by ssozonoff
Wed Mar 31, 2010 1:08 pm
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: GLK12232-25-SM Rev1.4 and I2C issues
Replies: 7
Views: 8350

Can anyone tell me if I need pullup resistors on the LCD side to 5v ?

Thanks,
Serge
by ssozonoff
Wed Mar 31, 2010 9:46 am
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: GLK12232-25-SM Rev1.4 and I2C issues
Replies: 7
Views: 8350

Thanks, I now have this working against an Arduino!

My next hurdle is getting this connected to a non 5v tolerant I2C master....

Thanks,
Serge
by ssozonoff
Tue Mar 30, 2010 4:33 pm
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: GLK12232-25-SM Rev1.4 and I2C issues
Replies: 7
Views: 8350

Sorry, getting late. I miscounted the pins.

I will keep digging to see why its still not working.

Thanks,
Serge
by ssozonoff
Tue Mar 30, 2010 4:27 pm
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: GLK12232-25-SM Rev1.4 and I2C issues
Replies: 7
Views: 8350

OK,

So I just found this.

http://www.matrixorbital.ca/PCNs/glkglc_series/GLK12232-25-SM/PCN%202006-12-07-01%20GLK12232-25-SM.pdf

However, it talks about lifting pin 13 of the SP232 and if you look at the pictures in the PDF you have actually lifted pin 12.

So now I dont know which one to lift. I ...
by ssozonoff
Tue Mar 30, 2010 3:32 pm
Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
Topic: GLK12232-25-SM Rev1.4 and I2C issues
Replies: 7
Views: 8350

GLK12232-25-SM Rev1.4 and I2C issues

Hello all,

I am trying to get my LCD working using I2C and have simply been unable to get it working. I have soldered the jumpers for I2C and removed the jumpers on 232. I have tried connecting to various I2C platforms the latest being the Wiring/Processing platform.

I have used the I2C address ...

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