Control register A#21

Control register B#21

X'00' is set when the power is turned on or when a CLEAR command is issued for initialization.

b7

b0

A#21

B#21

Contrast specification

X'00': Default (same as for X'80')

X'01': Lowest contrast

X'80': Normal

X'FF': Highest contrast

INTERFACE SPECIFICATIONS

M3099EX/EH OEM Manual

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