Block Diagram - Epson SED 1520 Series Technical Manual

SED1520 Series

BLOCK DIAGRAM

An example of SED1520
CL
FR
2–2
AA:
*
LCD drive circuit
Common counter
Display data latch circuit
Column address decoder
Display
timing
Column address counter
generator
circuit
Column address register
Command
decoder
EPSON
Display data RAM
(2560-bit)
Status
MPU interface