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 Robotics / Handy Board / 3813
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Subject: 
Re: LCD Commands
Newsgroups: 
lugnet.robotics.handyboard
Date: 
Thu, 7 May 1998 06:28:18 GMT
Original-From: 
Thomas Hauri <har@#AvoidSpam#twi.ch>
Viewed: 
1451 times
  
Hi

The LCD display is driven by a HD44780 Controller.
Download the docs..

or check the following page
http://www.cs.colostate.edu/~hirsch/LCDcontrollers/hd44780/hd44780.html

bye

TOM



Is there some documentation somewhere that shows the commands
required to talk to the display.  I would like to control the display
from assembly code and I need to know what these commands are.

I already know how to talk to the display using the A, B, C ports but
there must be some commands and data that need to be sent to the LCD.

Thanks
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Message has 1 Reply:
  Re: LCD Commands
 
I have those docs. I knew that it was driven by the hd44780 but the summary page on their web site indicated that the 44780 could drive 2 lines of 8 characters and I assumed there must be a micro on the board to handle the 2x16 and that there might (...) (27 years ago, 9-May-98, to lugnet.robotics.handyboard)

Message is in Reply To:
  LCD Commands
 
Is there some documentation somewhere that shows the commands required to talk to the display. I would like to control the display from assembly code and I need to know what these commands are. I already know how to talk to the display using the A, (...) (27 years ago, 6-May-98, to lugnet.robotics.handyboard)

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