S6B0755 Datasheet, PDF (39/68 Pages) Samsung semiconductor – 128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD

128 SEG / 65 COM DRIVER & CONTROLLER FOR STN LCD
PRELIMINARY SPEC. VER. 1.0
S6B0755
Read Status
Indicates the internal status of the S6B0755
RS
RW
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
1
BUSY
ON
RES
0
0
0
0
0
Flag
BUSY
ON
RES
Description
The device is busy when internal operation or reset.
Any instruction is rejected until BUSY goes Low.
0: chip is active, 1: chip is being busy.
Indicates display ON / OFF status.
0: display ON, 1: display OFF
Indicates the initialization is in progress by RESETB signal.
0: chip is active, 1: chip is being reset.
Set Page Address
Sets the Page Address of display data RAM from the microprocessor into the Page Address register. Any
RAM data bit can be accessed when its Page Address and column address are specified. Along with the
column address, the Page Address defines the address of the display RAM to write or read display data.
Changing the Page Address doesn't effect to the display status.
RS
RW
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
0
0
1
0
1
1
P3
P2
P1
P0
P3
P2
P1
P0
Selected page
Description
0
0
0
0
0
0
0
0
1
1
0
0
1
0
2
:
:
:
:
:
Accessible pages for displaying
dot-matrix display data
0
1
1
1
7
1
0
0
0
8
Accessible page for displaying icons
:
:
:
:
:
1
1
0
0
12
1
1
0
1
13
1
1
1
0
14
Not accessible page.
Do not use these pages.
1
1
1
1
15
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