Datasheet

GE-G12864A-CFH-V/RN page 13 / 23 15.06.2010
11.Detailed Explanation
The display data appears when D is 1 and disappears when D is 0. Though the data is not on
the
screen with D=0, it remains in the display data RAM. Therefore, you can make it appear by
changing D=0 into D=1.
SET ADDRESS (Y ADDRESS)
Y address (AC0-AC5) of the display data RAM is set in the Y address counter. An address is set by
instruction and increased by 1 automatically by read or write operations of display data.
SET PAGE (X ADDRESS)
X address (AC0-AC2) of the display data RAM is set in the X address register. Writing or reading
to
or from MPU is executed in this specified page until the next page is set.
DISPLAY START LINE (Z ADDRESS)
Z address (AC0-AC5) of the display data RAM is set in the display start line register and displayed
at the top of the screen. When the display duty cycle is 1/64 or others (1/32-1/64), the data of total
line number of LCD screen, from the line specified by display start line instruction, is displayed.
STATUS READ