UPD161620 Datasheet, PDF (29/71 Pages) NEC – 432 OUTPUT TFT-LCD SOURCE DRIVER WITH RAM

µ PD161620
(2) Recommended sequence for switching from partial display mode to normal display mode
DISP = 0
↓
Display data overwrite
(for normal display)
↓
DTY = 0, COLOR = 0
R0 D6 <1> Display off
<2> Display data overwrite ^Note
D1,
R1 D2 <3> Partial display mode, 4096-color mode^Note
↓
DISP = 1
R0 D6 <4> Display on
Note <2> to <3> can be executed in any order.
(3) Recommended sequence for switching from partial display mode to partial display mode (switching the
partial display area)
DISP = 0
↓
(Display data overwrite)
↓
P1SLn, P2SLn setting
↓
P1AWn, P2AWn setting
↓
DTY = 1
↓
DISP = 1
R0 D6 <1> Display off
<2> Display data overwrite Notes ^{Note 1, 2}
R28,
R29
D7
 <3> Partial display area start line setting ^{Note 1}
D0
R30,
R31
D7
 <4> Partial display area line number setting ^{Note 1}
D0
R1 D1 <5> Partial display mode ^{Note 3}
R0 D6 <6> Display on
Notes 1. <2> to <4> can be executed in any order.
2. Execute <2> only when necessary.
3. <5> must be executed after <3> and <4> have been set.
Preliminary Product Information S14797EJ3V7PM
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