2x16 LCD Circuit. Does it look good?


1 post
by sim_tcr » Mon Dec 17, 2012 5:54 pm
Hello,

I have modified and existing circuit for 2x16 LCD. I removed 2 variable transistors and two resistors. Difference I could see now is back light is very bright now.
Attached is my new circuit. Does it look good? Will running it long create any issues?

LCD Pin Connection Details

1 - Grounded
2 - 5V
3 - Grounded
4 - 26th Pin of GPIO
5 - Grounded
6 - 24th Pin of GPIO
7 - NOT USED
8 - NOT USED
9 - NOT USED
10 - NOT USED
11 - GPIO 25
12 - GPIO 24
13 - GPIO 23
14 - GPIO 18
15 - 5V (This enable the backlight)
16 - Grounded

Image
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