20*4 LCD line address

MrChips

Joined Oct 2, 2009
30,706
Line 1 is 0x00
Line 2 is 0x40
Line 3 is 0x14
Line 4 is 0x54

Edit: add 0x80

Line 1 is 0x80
Line 2 is 0xC0
Line 3 is 0x94
Line 4 is 0xD4

Make sure you send this to the Instruction Register, not the Data Register
 
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Thread Starter

Dritech

Joined Sep 21, 2011
901
Hi,

When i write those values, noting is being displayed. Do you know what can be causing this?

EDIT: OK, i was not adding 10000000 binary to the values.

Thanks :)
 

Thread Starter

Dritech

Joined Sep 21, 2011
901
Hi, I wont be displayed when i write 10 or 11 since these characters are not with the main characters. Attached is the datasheet.
 

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