[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?Logic?(+5.0V)
3?
V0?
Adj.?Power?Supply?
Power?supply?for?contrast?(approx.?‐14.5V)
4?
C/D?
MPU?
Register?select?signal.??C/D=1:?Command??C/D=0:?Data?
5?
/RD?
MPU?
Active?LOW?Read?signal?
6?
/WR?
MPU?
Active?LOW?Write?signal?
7‐14?
DB0‐DB7?
MPU?
This?is?an?8‐bit
Bi‐directional?data?bus
15?
/CE?
MPU?
Active?LOW?Chip?Select?signal
16?
/RESET?
MPU?
Active?LOW?Reset?signal
17?
VEE?
Power?Supply?
Negative?voltage?output?(‐16.0V)?
18?
MD2?
MPU?
Display?size?signal.??H:?32?columns;??L:?40?columns?
19?
FS?
MPU?
Font?select?signal.?H:?6x8,??L:?8x8?
20?
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:???‐?
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