[4]?
?
?
Pin?Description?and?Wiring?Diagram?
Pin?No.?
Symbol?
External?
Connection?
Function?Description
1?
CS2?
MPU?
Active?HIGH?chip?select
2?
RESETB?
MPU?
Active?LOW?Reset?signal
3?
RS?
MPU?
Register?select?signal.??RS=0:?Command,?RS=1:?Data?
4?
RW?
MPU?
Read/write?select?signal.??R/W=1:?Read??R/W=0:?Write?
5?
E?
MPU?
Operation?enable?signal.?Falling?edge?triggered.
6?
DB0?
MPU??
Parallel?Interface?
DB0‐DB7:?Bi‐directional?8‐bit?data?bus?
?
Serial?Interface:?
DB0‐DB5:?No?connect?in?serial?mode?
DB6=?Serial?clock?(CLK)?
DB7=?Serial?data?input?(SDA)?
7?
DB1?
MPU?
8?
DB2?
MPU?
9?
DB3?
MPU?
10?
DB4?
MPU?
11?
DB5?
MPU?
12?
DB6?
MPU?
13?
DB7?
MPU?
14?
VSS2?
Power?Supply?
GND?(reference?for?voltage?step‐up?circuit)
15?
VOUT?
Power?Supply?
Connect?to?1uF?cap?to?VSS2?(PIN‐14)
16?
CAP3‐?
Power?Supply?
Connect?to?1uF?cap?to?CAP1+?(PIN‐17)
17?
CAP1+?
Power?Supply?
Connect?to?1uF?cap?to?CAP3‐(PIN16)?and?CAP1‐(PIN18)?
18?
CAP1‐?
Power?Supply?
Connect?to?1uF?cap?to?CAP1+?(PIN‐17)
19?
CAP2‐?
Power?Supply?
Connect?to?1uF?cap?to?CAP2+?(PIN‐20)
20?
CAP2+?
Power?Supply?
Connect?to?1uF?cap?to?CAP2‐
(PIN‐19)
21?
VSS?
Power?Supply?
Ground
22?
VDD?
Power?Supply?
Power?supply?for?LCD?and?logic?(3.0V)
23?
V1?
Power?Supply?
1.0uF‐2.2uF?cap?to?VDD
24?
V2?
Power?Supply?
1.0uF‐2.2uF?cap?to?VDD
25?
V3?
Power?Supply?
1.0uF‐2.2uF?cap?to?VDD
26?
V4?
Power?Supply?
1.0uF‐2.2uF?cap?to?VDD
27?
V5?
Power?Supply?
1.0uF‐2.2uF?cap?to?VDD
28?
VR?‐No?Connect
29?
C86?
MPU?
Select?MPU?interface?pin.?C86=H:?6800;?C86=L:?8080?
30?
PS?
MPU?
Parallel/Serial?select.??PS=?H:?Parallel;?PS=L:?Serial?
?? ??
A??Power?Supply?
Power?supply?for?LED?Backlight?(+3.0V)
K??Power?Supply?
Ground?for?Backlight?
?
Recommended?LCD?connector:?0.5mm?Pitch,?30?pin?FFC.??Molex?p/n:?52892‐3095??
Backlight?connector:??A2001H‐2P?????Mates?with:??A2001WR‐S‐2P??
?