Pin No.
Symbol
I/O
Function
1~4
GND
P
Ground.
5~6
LED-A
I
LED back light(Anode).
7
8
RD-N
Read enable pin I80 parallel bus system interface.
9
ID
-
ID PIN.
10
VDD
Power supply 2.8V.
11
VDDIO
Digital IO Pad power supply 2.8V&1.8V.
12
LED-K1
LED back light(Cathode)
13
LED-K2
14
LED-K3
15
LED-K4
16
RESET
Reset signal.
17
DB4
Data pin.
18
CS
Chip select signal.
19
DB7
20
RS
Command / parameter or display data selection pin.
21
DB2
22
FMARK
O
Tearing effect output pin to synchronize MPU to frame writing.
23
DB3
24
DB1
25
DB0
26
DB5
27
DB6
28
29
W/R
Write enable pin I80 parallel bus system interface.
30~31