ST8012 Datasheet, PDF (14/47 Pages) Sitronix Technology Co., Ltd. – 120 Output LCD Common/Segment driver IC

ST8012
MIX MODE(SEGMENT/ COMMON MODE)
When (SEL2,SEL1,SEL0)=(0,0,1) SELECT THE 32 COM/88 SEGMENT MODE
THEN SEGMENT SIDE OF MIX MODE
(a) 4-bit Parallel Input Mode
L/R EIO1
EIO2
DATA
INPUT 22 CLOCK 21 CLOCK
NUMBER OF CLOCKS
20 CLOCK … 3 CLOCK 2 CLOCK 1 CLOCK
DI0 COMSEG0 COMSEG4 COMSEG8 … COMSEG76 COMSEG80 COMSEG84
Seg_end Com_FLM Dl1 COMSEG1 COMSEG5 COMSEG9 … COMSEG77 COMSEG81 COMSEG85
L
Output Input DI2 COMSEG2 COMSEG6 COMSEG10 … COMSEG78 COMSEG82 COMSEG86
DI3 COMSEG3 COMSEG7 COMSEG11 … COMSEG79 COMSEG83 COMSEG87
DI0 COMSEG119 COMSEG115 COMSEG110 … COMSEG43 COMSEG39 COMSEG35
Com_FLM Seg_end Dl1 COMSEG118 COMSEG114 COMSEG109 … COMSEG42 COMSEG38 COMSEG34
H
Input Output DI2 COMSEG117 COMSEG113 COMSEG108 … COMSEG41 COMSEG37 COMSEG33
DI3 COMSEG116 COMSEG112 COMSEG107 … COMSEG40 COMSEG36 COMSEG32
(b) Serial Input Mode
L/R EIO1
EIO2
DATA
NUMBER OF CLOCKS
INPUT 88 CLOCK 87 CLOCK 86 CLOCK … 3 CLOCK 2 CLOCK 1 CLOCK
DI0 COMSEG0 COMSEG1 COMSEG2 … COMSEG85 COMSEG86 COMSEG87
Seg_end Com_FLM Dl1
X
X
X
X
X
X
X
L
Output Input DI2
X
X
X
X
X
X
X
DI3
X
X
X
X
X
X
X
DI0 COMSEG119 COMSEG118 COMSEG117 … COMSEG34 COMSEG33 COMSEG32
Com_FLM Seg_end Dl1
X
X
X
X
X
X
X
H
Input Output DI2
X
X
X
X
X
X
X
DI3
X
X
X
X
X
X
X
COMMON SIDE OF MIX MODE
L/R
DATA TRANSFER DIRECTION
EIO1
EIO2
L
COMSEG119 → COMSEG88 Seg_end output
Input
H
COMSEG0 → COMSEG31
Input
Seg_end output
NOTES:
L : VSS (0 V), H : VDD (+2.5 to +5.5 V), X : Don't care
"Don't care" should be fixed to "H" or "L", avoiding floating.
V1.6
14/47
2004/09/08