VL-FS- MDLS16119D-01 REV. A
(MDLS16119D-LV-DIE IC)
OCT/2001
PAGE 7 OF 12
4. Electrical Specifications
4.1 Interface signals
Table 4
Pin No.
Symbol
VSS
VDD
V0
Description
1
2
3
4
Ground
Power supply for logic.
Power supply for LCD driver.
Register Select Input :
RS
”High” for Data register (for read and write).
”Low” for Instruction register (for write),
Busy flag, address counter (for read).
Read/Write signal:
’High’ for Read mode.
’Low’ for Write mode.
5
6
R/W
E
Enable.
Start signal for data read /write.
Data input/output (LSB)
Data input/output
7
8
DB0
DB1
9
DB2
Data input/output
10
11
12
13
14
A
DB3
DB4
DB5
DB6
DB7
LED(+)
LED(-)
Data input/output
Data input/output
Data input/output
Data input/output
Data input/output (MSB)
Anode of backlight (OPTIONAL).
Cathode of backlight (OPTIONAL).
K
VARITRONIX [ VARITRONIX INTERNATIONAL LIMITED ]
