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• Relation between Display RAM and Segment Data
In the LCD-IV, 4 types of display duty factor (static, 1/2
duty, 1/3 duty, and 1/4 duty) can be selected by programs,
and correspondence between RAM bits and segment data
changes according to these duty factors.
_
shows segment signal output from the LCD-IV.
extended segments.
Figure 28 Relation between RAM for LCD &
Segment Data (Static)
206
Figure 29 Relation between RAM for LCD
&
Segment Data (1/2 Duty, 1/2 Bias)
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