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DESCRIPTION

The M66272FP is a graphic display-only controller for dot matrix type STN-LCD which is used widely for OA equipment, PDA, amusement equipment, etc.

It is capable of displaying six types of LCD by combining the panel configuration(single or dual scan), LCD display function(binary or gray scale), LCD display data bus width(4 or 8 bit).

FEATURES

? Display memory

? Built-in 19200-byte(153.6-Kbit) VRAM(Equivalent to 320 x 240 dots x 2 screens)

? All addresses of built-in VRAM are externally opened.

? Displayable LCD

? Binary display Monochrome STN-LCD of up to 153600 dots(equivalent to 1/2 VGA)

? 4 gray scale display

Monochrome STN-LCD of up to 76800 dots(equivalent to 1/4 VGA)

Reflective color STN-LCD of up to 76800 dots (equivalent to 1/4 VGA)

? Interface with MPU

? Capability of switching the interface with two-way 8/16-bit MPU

? Provides WAIT output pin(WAIT output when access from MPU to VRAM is gained)

? Capability of controlling BHE or LWR/HWR at the interface with a 16-bit MPU

? Interface with LCD

? LCD display data bus is a 4-bit or 8-bit parallel output.

? 4 kinds of control signals: CP, LP, FLM and M

? Display functions

? Graphic display only

? Binary or 4 gray scale display(gray scale palette is used to set pseudo medium 2 gray scale.)

? Reflective color(ECB) uses a gray scale function.

? Vertical scrolling is allowed within memory range.

? Additional function for LCD module built-in system

? Capability of interfacing with two-way 8/16-bit MPU(16-bit MPU byte access is not allowed.)

? Access from MPU to VRAM is gained via the I/O register.

? 5V or 3V single power supply

APPLICATION

? PPC/FAX operation panel, display/operation panel of other OA equipment, multifunction/public telephone

? PDA/electronic notebook/information terminal, portable terminal

? Game, Amusements, kids computer etc.