WH2004BY
|
Item
|
Description
|
|
Product No.
|
WH2004BYIFF000
|
|
Acvive Area
|
70.42(W)mm×20.82(H)mm
|
|
Viewing Area
|
77(W)mm×25.2(H)mm
|
|
Module Size
|
162(W)×27.5(H)×6 max(D)
|
|
Dot Size
|
0.57(W)mm×0.57(H)mm
|
|
Dot Pitch
|
0.60(W)mm×0.60(H)mm
|
|
Display Format
|
20 characters (W)×4 lines (H)
|
|
Duty Ratio
|
1/32 Duty
|
|
Controller
|
SSD1311 or Equivalent
|
INTERFACE PIN ASSIGNMENT
|
Pin No.
|
Symbol
|
External
Connection
|
Description
|
|
1
|
VSS
|
Power Supply
|
Ground
|
|
2
|
VDD
|
Power Supply
|
Supply Voltage for OLED and logic
|
|
3
|
Vo
|
－
|
Contrast Adjustment
|
|
4
|
RS(D/C#)
|
MPU
|
Register select signal. H: DATA, L: Command
|
|
5
|
R/W# (WR#)
|
MPU
|
6800‐interface:
Read/Write select signal,
R/W=1: Read R/W: =0: Write
8080‐interface:
Active LOW Write signal.
|
|
6
|
E or /RD
|
MPU
|
6800‐interface:
Operation enable signal. Falling edge triggered.
8080‐interface:
Active LOW Read signal.
|
|
7-14
|
DB0-DB7
|
MPU
|
8‐bit Bi‐directional data bus lines
|
|
15
|
NC
|
－
|
No Connect
|
|
16
|
NC
|
－
|
No Connect
|
ELECTRICALCHARACTERISTICS
|
Item
|
Symbol
|
Condition
|
Min.
|
Typ
|
Max.
|
Unit
|
|
Power Supply
for Logic
|
VDD
|
(Wide Voltage I/O Application)
|
4.5
|
5.0
|
5.5
|
Volt
|
|
Input Voltage
for I/O Pins
|
Vi
|
4.5
|
5.0
|
5.5
|
Volt
|
|
|
Input Voltage
|
VIL
|
L level
|
0
|
-
|
0.2 VDD
|
Volt
|
|
VIH
|
H level
|
0.8 VDD
|
-
|
VDD
|
Volt
|
|
|
Output Voltage
|
VOL
|
L level
|
0
|
-
|
0.1 VDD
|
|
|
VOH
|
H level
|
0.9 VDD
|
-
|
VDD
|
|
|
|
Power Supply
Current for
OLED
|
IDD
|
Note
|
-
|
30
|
|
mA
|
|
Sleep Mode Current for
VDD
|
IDD,SLEEP
|
|
|
2
|
10
|
μA
|
