參數(shù)資料
型號(hào)： S-4520BA
廠商： Seiko Instruments Inc.
英文描述： Dot Matrix LCD Driver(點(diǎn)陣LCD驅(qū)動(dòng)器)
中文描述： 點(diǎn)陣LCD驅(qū)動(dòng)器（點(diǎn)陣液晶驅(qū)動(dòng)器）
文件頁(yè)數(shù)： 18/23頁(yè)
文件大?。?/td> 160K
代理商： S-4520BA
DOT MATRIX LCD DRIVER
S-4520BA
Seiko Instruments Inc.
17
Code
Command
A
0
RDX
0
R/WX
WRX
0
D
7
1
D
6
0
D
5
1
D
4
0
D
3
1
D
2
1
D
1
1
D
0
0
/
1
Function
Display ON/OFF
1
Selects normal display or all off on the
screen.
D
0
: 1 ON. Normal display operation
using the display data RAM.
D
0
: 0 OFF. Display OFF status
regardless of the display RAM
data. Power Save mode is entered
by display OFF and display all-lit
ON.
Sets the line address of the display data
RAM to be displayed at the top line of the
screen (COM
output). Address setting
ranges from 0 to 31.
Display START
Line
0
1
0
1
1
0
Display START line address
(See Table 22)
Page Address
Set
0
1
0
1
0
1
1
1
0
Page
address
(See
Table 23)
Sets up the page address of the display
data RAM in order to access the display
data RAM from the MPU. Address setting
ranges from 0 to 3.
Sets up the column address of the display
data RAM in order to access the display
data RAM from the MPU. Address setting
ranges from 0 to 79.
Column
Address Set
0
1
0
0
Column address
(See Table 24)
Status Read
0
0
1
B
U
S
Y
A
D
C
O
N
/
O
F
F
R
E
S
E
T
0
0
0
0
Reads the status.
BUSY
1: Command operation
0: Command ready
1: Column address forward
0: Column address invert
1: Display all-off status
0: Normal display status
1: Resetting
0: Normal operation
ADC
Display
ON/OFF
RESET
Write Display
Data
1
1
0
Write Data
Writes the data
D
through D
on
the display data
RAM.
Reads the data
D
through D
from the display
data RAM.
Used to invert the column address of the
display data RAM, after which the
correspondence between the display
RAM’s addresses and segment output
terminals is inverted.
D
0
: 0 Forward SEG0 terminal=column
address 0 (00
)
D
0
: 1 Invert SEG0 terminal=column
address 79 (4F
H
)
Selects normal display operation or all-lit
display operation.
D
0
: 0 Normal display operation
D
0
: 1 All-lit display operation
The screen is changed to all-lit
status. Power Save mode is
entered through display OFF and
display all-lit ON.
Selects the LCD drive output duty.
D
0
: 0 1/16 duty
D
0
: 1 1/32 duty
Increments the column address of display
data RAM only when display data is written
but not when it is read.
Cancels Read Modify Write mode and
increments the column address of the
display data RAM when display data is
written and read.
Resets the address of the display data
RAM as follows:
Resets the Display START Line to the 1st
line.
Resets the page address to 3.
Read Display
Data
1
0
1
Read Data
ADC Select
0
1
0
1
0
1
0
0
0
0
0
/
1
Display all-lit
ON/OFF
0
1
0
1
0
1
0
0
1
0
0
/
1
Duty Select
0
1
0
1
0
1
0
1
0
0
0
/
1
0
Read Modify
Write
0
1
0
1
1
1
0
0
0
0
End
0
1
0
1
1
1
0
1
1
1
0
Reset
0
1
0
1
1
1
0
0
0
1
0
Table 17
Display commands
Sets the display RAM’s
address using Page
Address Set and Column
Address Set. When
accessing the display
data RAM, the column
addressis automatically
incremented.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
S-4520BACA 制造商:SII 制造商全稱(chēng):Seiko Instruments Inc 功能描述:DOT MATRIX LCD DRIVER
S-4520BACG 制造商:SII 制造商全稱(chēng):Seiko Instruments Inc 功能描述:DOT MATRIX LCD DRIVER
S4520C 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:30-VOLT DICHROIC LCD DRIVER
S4520D 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:30-VOLT DICHROIC LCD DRIVER
S4520E 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:30-VOLT DICHROIC LCD DRIVER
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