E2B0039-27-Y2
¡ Semiconductor
¡ Semiconductor
MSM6255
DOT MATRIX LCD CONTROLLER
This version: Nov. 1997
MSM6255
Previous version: Mar. 1996
GENERAL DESCRIPTION
The MSM6255 is a CMOS si-gate LSI designed to display characters and graphics on a DOT
MATRIX LCD panel.
FEATURES
• Display control capacity
– Graphic mode
– Character mode
: 512,000 dots (2
16
bytes)
Memory address MA
0
to MA
15
: 65,536 characters (2
16
bytes)
Display address MA
0
to MA
15
• Direct interface with 8085 or Z80 CPU
• Duty
: 1/2 to 1/256 selectable
• Attributes
– Screen clear
– Cursor ON/OFF/blink
• Scrolling and paging
• Display system
: AC inversion at each frame
• Data output (upper and lower display outputs)
4-bit parallel output, 2-bit parallel output, 1-bit serial output
• Crystal oscillation/external clock selectable
• Single +5V power supply
• Package options:
80-pin plastic QFP (QFP80-P-1420-0.80-K) (Product name: MSM6255GS-K)
80-pin plastic QFP (QFP80-P-1420-0.80-BK) (Product name: MSM6255GS-BK)
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OKI [ OKI ELECTRONIC COMPONETS ]
