[4]?
?
Pin?Description?and?Wiring?Diagram?
Pin?No.?
Symbol?
External?
Connection?
Function?Description
1?
VSS?
Power?Supply?
Ground
2?
VDD??Power?Supply?
Power?supply?for
LCD
and
logic?(+5.0V)?
3?
V0?
Adj.?Power?Supply?
Power?Supply?for?contrast
(approx.
0.5V)
4?
RS?
MPU?
Register?Select?signal.?RS=0:?Command,??RS=1:?Data??
5?
R/W?
MPU?
Read/Write?select?signal,?R/W=1:?Read??R/W:?=0:?Write??
6?
E?
MPU?
Operation?Enable?signal.??Falling?edge?triggered.
7‐14?
DB0‐DB7?
MPU?
Bi‐directional?8‐bit?data?bus?
15?
Vout?
Power?Supply?
Positive?voltage?output?(+5.0V)
16?
NC?‐No?Connect
A?
LED+??Power?Supply?
Power?supply?for?LED?Backlight
(+3.5V)
K?
LED‐?
Power?Supply?
Ground?for?Backlight
?
Recommended?LCD?connector:?2.54mm?pitch?pins??
Backlight?connector:??‐????????????Mates?with:??‐?
?
?
?
?
?
?
?