3. Interface Description
3.1.
Parallel Interface:
Pin No. Symbol
1
2
3
4
5
VSS
VDD
NC
D/C
R/W or /WR
External
Connection
Power Supply
Power Supply
‐
MPU
MPU
Function Description
Ground
Supply Voltage for OLED and logic.
No Connect
Register select signal. D/C=0: Command, D/C=1: Data
6800‐interface:
Read/Write select signal, R/W=1: Read R/W: =0: Write
8080‐interface:
Active LOW Write signal.
6800‐interface:
Operation enable signal. Falling edge triggered.
8080‐interface:
Active LOW Read signal.
8‐bit Bi‐directional data bus lines.
Active LOW Reset signal.
Active LOW Chip Enable signal.
MPU Interface Select signal.
MPU Interface Select signal.
Multi‐font IC Serial Clock Input
Multi‐font IC Serial Data Input
Multi‐font IC Active LOW Chip Enable signal.
Multi‐font IC Serial Data Output
No Connect
No Connect
6
E or /RD
MPU
7‐14
15
16
17
18
19
20
21
22
23
24
DB0 – DB7
/RES
/CS
BS2
BS1
MF_SCLK
MF_SI
/MF_CS2
MF_SO
NC
NC
MPU
MPU
MPU
MPU
MPU
MPU
MPU
MPU
MPU
‐
‐
3.2.
1
2
3
4
5‐6
7
8
9
10‐14
15
16
17
18
19
20
21
22
23
24
Serial Interface:
Pin No. Symbol
VSS
VDD
NC
D/C
VSS
SCLK
SDIN
NC
VSS
/RES
/CS
BS2
BS1
MF_SCLK
MF_SI
/MF_CS2
MF_SO
NC
NC
External
Connection
Power Supply
Power Supply
‐
MPU
Power Supply
MPU
MPU
‐
Power Supply
MPU
MPU
MPU
MPU
MPU
MPU
MPU
MPU
‐
‐
Function Description
Ground
Supply Voltage for OLED and logic.
No Connect
Register select signal. D/C=0: Command, D/C=1: Data
Ground
Serial Clock signal.
Serial Data Input signal.
No Connect
Ground
Active LOW Reset signal.
Active LOW Chip Enable signal.
MPU Interface Select signal.
MPU Interface Select signal.
Multi‐font IC Serial Clock Input
Multi‐font IC Serial Data Input
Multi‐font IC Active LOW Chip Enable signal.
Multi‐font IC Serial Data Output
No Connect
No Connect
[4]
NEWHAVEN [ NEWHAVEN DISPLAY INTERNATIONAL, INC. ]
