Sed1130 (Lcd Driver) - Epson PX-8 Technical Manual

REV.-A
~
7.10 SED1130
SED1130 is a V-driver of the LCD display. It converts transferred data from serial to parallel, and
provides drive signals for the 64 horizontal lines.
Y driver
COMO .................................................................................................................. COM
63
Not used.
(DOUT)
VL5
VL4
VL3
VR2
VR1
I~
I~
I~
C~
( r------..
VL2
.0-----..
VL 1
I ) - -
VLG i l } - -
VDD
DIN
FR
LP
YSCL
SPU
YDIS
0 - -
()-
-
f
OUTPUT
LL
BUFFER
INPUT
1-1-
BUFFER
LCD DRIVER
64
Bit
~
LEVEL SHIFT
64 Bit
,
EX-OR
64
Bit
~
LATCH
64 Bit
T
....
SHIFT REGISTER
,
.
64
Bit
f---
VOLTAGE CONTROL
....
...
f - -
. ,
j~
Fig_ 7-19
7-44