[4]?
?
Pin?Description?and?Wiring?Diagram?
Pin?No.?
Symbol?
External?
Connection?
Function?Description
1?
FGND?
Power?Supply?
Frame?Ground
2?
VSS?
Power?Supply?
Ground
3?
VDD??Power?Supply?
Power?supply?for?logic?(+5.0V)?
4?
V0?
Adj.?Power?Supply?
Power?supply?for?contrast?(approx.?‐7V)
5?
/WR?
MPU?
Active?LOW?Write?signal
6?
/RD?
MPU?
Active?LOW?Read?signal
7?
/CE?
MPU?
Active?LOW?chip?enable
8?
C/D?
MPU?
Register?select?signal??C/D=0:?DATA??C/D=1:?COMMAND?
9?
VEE?
Power?Supply?
Negative?voltage?output?(‐10V)
10?
RESET?
MPU?
Active?LOW?reset?signal
11~18?
DBO~DB7?
MPU?
8‐bit?Bi‐directional?data?bus?
19?
FS?
MPU?
Font?Select:
1=6x8?fonts,?0=8x8?fonts
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:?JST‐XHP‐3????Mates?with:??B?3B‐XH‐A?
?
?