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Old 11-18-2011, 08:04 PM   #23
geekmaster
bit basher & pixel pusher
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Posts: 5,689
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Join Date: Nov 2011
Location: A young man living in an old man's body.
Device: Too many.
To avoid cross-posting, you can read how to convert between 1.8v TTL and 3.3v or 5v TTL using only one resistor and two diodes for input, and one resistor and one diode for output:

http://www.mobileread.com/forums/sho...15&postcount=5

EDIT: Here is the schematic for the level shifter circuit described above:
http://www.mobileread.com/forums/sho....php?p=1897643

Last edited by geekmaster; 12-27-2011 at 02:53 PM.
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