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BU91600FV-M Datasheet, PDF (14/67 Pages) Rohm – Low Duty LCD Segment Driver
BU91600xxx Series MAX 148 Segments (37SEG x 4COM)
Datasheet
2. 1/3-Duty
(1) When SCL is stopped at the low level
SCE
SCL
SDI
01 100010
D1
B0 B1 B2 B3 A0 A1 A2 A3
Device Code
8bits
D2
D32 D33 D34 D35 D36 D37 0
Display Data
37bits
0 0 0 0 0 0 0 KM0 KM1 KM2 P0 P1 P2 P3 P4 FL DR DT0 DT1 FC0 FC1 FC2 FC3 FC4 FC5 FC6 OC SC BU0 BU1 BU2 0 0
Control Data
33bits
DD
2 bits
01 10 0010
B0 B1 B2 B3 A0 A1 A2 A3
Device Code
8bits
D38 D39
D69 D70 D71 D72 D73 D74 0
Display Data
37bits
0 EP1 EP2 EP3 EP4 EP5 EP6 EP7 EP8 EP9 EP10 EP11 EP12 EP13 EP14 EP15 EP16 PG1 PG2 PG3 PG4 PG5 PG6 PF0 PF1 PF2 PF3 CT0 CT1 CT2 CT3 0 1
Control Data
33bits
DD
2 bits
01 100010
D75
D76
B0 B1 B2 B3 A0 A1 A2 A3
D106 D107 D108 D109 D110 D111 0
Device Code
8bits
Display Data
37bits
0 0 0 0 W10 W11 W12 W13 W14 W15 W16 W17 W18 W20 W21 W22 W23 W24 W25 W26 W27 W28 W30 W31 W32 W33 W34 W35 W36 W37 W38 1 0
Control Data
33bits
DD
2 bits
01 100010
0
0
B0 B1 B2 B3 A0 A1 A2 A3
Device Code
8bits
00
00 0
0
00
0
0 0 0 W40 W41 W42 W43 W44 W45 W46 W47 W48 W50 W51 W52 W53 W54 W55 W56 W57 W58 W60 W61 W62 W63 W64 W65 W66 W67 W68 1 1
(Note)
Control Data
70bits
DD
2 bits
(Note) DD is direction data.
Figure 11. 3-SPI Data Transfer Format
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16.Feb.2016 Rev.001