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3.2inch TFT LCD module with touch panel
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Bilal



Joined: 24 Apr 2010
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3.2inch TFT LCD module with touch panel
PostPosted: Sun Apr 10, 2011 1:00 am     Reply with quote

hi.. can have a driver for 3.2" TFT
http://cgi.ebay.com/3-2inch-TFT-LCD-module-touch-panel-SD-card-cage-/280498104837

i will be very thankfull
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temtronic



Joined: 01 Jul 2010
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PostPosted: Sun Apr 10, 2011 5:36 am     Reply with quote

No problem, please send me 5 pieces of the display and allow 3-4 weeks for the basic driver for the display to be made,I'll require 2 additional pieces and another 2 weeks if you want a driver for the touch screen.
Bilal



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PostPosted: Sun Apr 10, 2011 7:32 am     Reply with quote

you can buy as many as you like from
http://cgi.ebay.com/3-2inch-TFT-LCD-module-touch-panel-SD-card-cage-/280498104837
Best Wishes
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bkamen



Joined: 07 Jan 2004
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PostPosted: Sun Apr 10, 2011 1:32 pm     Reply with quote

temtronic wrote:
No problem, please send me 5 pieces of the display and allow 3-4 weeks for the basic driver for the display to be made,I'll require 2 additional pieces and another 2 weeks if you want a driver for the touch screen.


Yea, me too.. No problem.

Send me free stuff and I'll write a driver for you too!

-Ben
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temtronic



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PostPosted: Sun Apr 10, 2011 2:30 pm     Reply with quote

Ah Ben , your're stealing my toys and money !!! LOL

Really, after 30+ years of giving it away, I've finally decided MY time and knowledge has to be worth something. If I can do in day what takes another a week or month, that has to have a value.

I actually enjoy cutting code for devices(aka drivers), in the 'old ' days it was all assembler(PDP11, 6800,Z80, 1802), nowadays with C it's fairly fast and easy(Can't go grab a coffee before the compile is done !).
bkamen



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PostPosted: Sun Apr 10, 2011 3:23 pm     Reply with quote

You and my Atari 800 would probably get alone real nice..

:D

-Ben
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vinniewryan



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PostPosted: Sun Apr 10, 2011 4:29 pm     Reply with quote

ah, the sound of atari 800 loading bits of a disk, "chop chop chop chop chop" :D
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Vinnie Ryan
PCM programmer



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PostPosted: Sun Apr 10, 2011 5:59 pm     Reply with quote

There is code for the display at various sites on the internet, but it's not
written for CCS. Search for the following with Google:
Quote:
HX8347.c

For example, the code in the link below looks like it could be easily
translated to CCS, by editing this routine: Set_LCD_8B_REG()
http://read.pudn.com/downloads137/sourcecode/book/588322/HX8347.C__.htm
But there is no guarantee that it will work. And I don't want to do the
driver for you.
bkamen



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PostPosted: Sun Apr 10, 2011 6:08 pm     Reply with quote

PCM programmer wrote:
And I don't want to do the
driver for you.



Not even if he sends you like 5 LCDs??

Wink

-Ben
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Last edited by bkamen on Sun Apr 10, 2011 7:20 pm; edited 1 time in total
PCM programmer



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PostPosted: Sun Apr 10, 2011 6:20 pm     Reply with quote

No.
Bilal



Joined: 24 Apr 2010
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PostPosted: Fri Jul 08, 2011 7:55 am     Reply with quote

Hi to all.. after reading datasheet so many time and other stuff i have final able to run the display. It's really a good learning curve for me.
Thank you guys to make me work myself.
I am still running my TFT and controller with 3.3v
Its website said:

* Onboard 3.3V regulator require a single 5V supply
* 3.3V I/O voltage level tolerance

First statement is clear i do understand.
But the second one is a sort of confusing for me.
Its ok to give 5v on its IO pins???
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temtronic



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PostPosted: Sat Jul 09, 2011 8:03 am     Reply with quote

NO !!!!

* 3.3V I/O voltage level tolerance

Means the Input/ Output pins require 3.3V NOT 5 volts.

So you either have to use a 3.3V PIC or use resistors as voltage dividers to reduce the 5 volts from the PIC down to 3.3 volts for the LCD.

Something like a 1k from the PIC pin to 1.8K tied to ground. The midpoint should goto the LCD and be about 3.2 volts. Breadboard to confirm BEFORE wiring to the LCD.
Bilal



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PostPosted: Sat Jul 09, 2011 8:12 am     Reply with quote

then what does this statement means..
* Onboard 3.3V regulator require a single 5V supply

it confused me alot
help me
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dyeatman



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PostPosted: Sat Jul 09, 2011 9:06 am     Reply with quote

Exactly as it reads. The board requires 5VDC power input that is regulated down to 3.3 for the display.
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Bilal



Joined: 24 Apr 2010
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PostPosted: Sat Jul 09, 2011 9:36 am     Reply with quote

then the next statement is totally opposite..
* 3.3V I/O voltage level tolerance

it says pins required not more then 3.3V..

is it what it is saying????
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