Specifications

7–2 EPSON
SED1234/35 Series
BLOCK DIAGRAM
Input buffer
MPU interface
Address counter
Command
decoder
Cursor control
SEG driving circuit COM driving circuit
Refresh address counter
RAM
CG ROM
Timing generating circuit
Oscillator
Power circuit
IF
RES
CS
WR (E)
P/S
A0
SEG1~60 SEGS2, 6
COM1~28 COMS2, 3
V
1 V
2 V3 V
4 V5
CAP1+ CAP1– CAP2+ CAP2– V
R
VOUT
VS1
D6 (SCL)
D0 D1 D2 D3 D4 D5 D7 (SI)