參數(shù)資料
型號: SED1520D0A
廠商: Electronic Theatre Controls, Inc.
英文描述: DOT MATRIX LCD DRIVER
中文描述: 點陣液晶驅動
文件頁數(shù): 22/52頁
文件大?。?/td> 204K
代理商: SED1520D0A
3.2.3.1 – 3.2.3.2
3.0 Pin Configuration
S-MOS Systems, Inc. 150 River Oaks Parkway San Jose, CA 95134 Tel: (408) 922-0200 Fax: (408) 922-0238
371-1.0
22
SEG0–
SEG79
LCD column (segment) driving output. One of the V
DD
, V
2
, V
3
and V
5
levels is
selected by a combination of the content of display RAM and the FR signal.
3.2.3.1
LCD Column (Segment) Driving Output Timing
COM0–
COM15
(COM31– signal. The common (row) scanning order for the slave LSI is reverse to that for
COM16)
the master LSI.
LCD
common (row) driving output. One of the V
DD
, V
1
, V
4
and V
5
levels is
selected by a combination of the output of the common counter and the FR
3.2.3.2
LCD
common (row) driving output
M/S
(SEG79)
Input signal which selects the master or slave LSI. Connected to V
DD
or V
SS
.
M/S = V
DD
: Master
M/S = V
SS
: Slave
M/S selection changes the function of pins FR, COM0–COM15, OSC1 (CS) and
OSC2 (CL):
The common scanning order for the slave driver is reverse to that for master.
M/S
FR
COM
output
OSC1
OSC2
V
DD
Output
COM0–COM15
Input
Output
V
SS
Input
COM31–COM16
NC
Input
FR
DATA
1
1
V
DD
V
2
V
5
V
3
0
0
1
0
Output Level
FR
Counter Output
1
1
V
S
V
1
V
DD
V
4
0
0
1
0
Output Level
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