[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.?‐18.8V)
4?
E?
MPU?
Operation?enable?signal.??Falling?edge?triggered.
5?
R/W?
MPU?
Read/Write?select?signal,?R/W=1:?Read??R/W:?=0:?Write?
6?
A0?
MPU?
Register?select?signal.?A0=0:?Command,??A0=1:?Data?
7‐14?
DB0‐DB7?
MPU?
Bi‐directional?three‐state?data?bus?lines.
15?
/CS?
MPU?
Active?LOW?chip?select
16?
/RST?
MPU?
Active?LOW?reset?signal
17?
VEE?
Power?Supply?
Negative?voltage?output?(‐25V)
18??
FG?
Power?Supply?
Frame?Ground
19?
NC?‐No?Connect
20?
NC?‐No?Connect
A?
LED+?
Power?Supply?
Power?Supply?for?LED?Backlight?(+5.0V)
K?
LED‐?
Power?Supply?
Ground?for?Backlight
?
Recommended?LCD?connector:?2.54mm?pitch?pins?
Backlight?connector:?JST?p/n:?XHP‐3?????????????Mates?with:??JST?p/n:?S3B‐XH‐SM3‐TB?
?
?
?
?
?
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