BU97941FV_15 Datasheet, PDF (12/27 Pages) Rohm – Multifunction LCD Segment Driver

BU97941FV MAX 104 segments (SEG26×COM4)
○All Pixel OFF command (APOFF)
MSB
LSB
D/C D6 D5 D4 D3 D2 D1 D0 Hex
1st byte Command
1
0
0
1
0
0
0
0 90h
Reset
-
Regardless of the contents of DDRAM, the SEG output will enter all light up mode. (Pin that selects SEG output)
○All Pixel ON/OFF mode off (NORON)
MSB
LSB
D/C D6 D5 D4 D3 D2 D1 D0 Hex
1st byte Command
1
0
0
1
0
0
1
1 93h
Reset
-
APON / OFF mode is cancelled and switches to normal display mode. (Pin that selects SEG output)
After reset, NORON is set and becomes normal display state.
○Software Reset command (SWRST)
MSB
LSB
D/C D6 D5 D4 D3 D2 D1 D0 Hex
1st byte Command
1
0
0
1
0
0
1
0 92h
Resets software. This IC is in reset state.
Reset
-
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10.Apr.2015 Rev.004