To the Micro (4-Bit with 2 Control Lines)
1 => 0V 
2 => +5V 
3 => 0V 
4 => Port A.0 
5 => 0V 
6 => Port A.2 
7 => <unused> 
8 => <unused> 
9 => <unused> 
10 => <unused> 
11 => Port A.4 
12 => Port A.5 
13 => Port A.6 
14 => Port A.7 
15 => Backlight <unused> 
16 => Backlight <unused>

****Any port can be used, does not have to be A port****

Pin Function on the LCD
1 => GND
2 => Vcc
3 => Vee
4 => C/D
5 => R/W
6 => E
7 => DB0
8 => DB1
9 => DB2
10 => DB3
11 => DB4
12 => DB5
13 => DB6
14 => DB7
15 => Backlight
16 => Backlight