HD66717 Datasheet, PDF (62/90 Pages) Hitachi Semiconductor – (Low-Power Dot-Matrix Liquid Crystal Display Controller/Driver)

HD66717
Table 22 Correspondence between Segment Display SEGRAM Addresses (ASEG) and Driver
Signals
ASEG Address
MSB
LSB
1
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
Common
Signal Bit 4
Bit 3
Segment Signals
Bit 2
Bit 1
Bit 0
COMS1 SEG1/21/41 SEG2/22/42 SEG3/23/43 SEG4/24/44 SEG5/25/45
COMS1 SEG6/26/46 SEG7/27/47 SEG8/28/48 SEG9/29/49 SEG10/30/50
COMS1 SEG11/31/51 SEG12/32/52 SEG13/33/53 SEG14/34/54 SEG15/35/55
COMS1 SEG16/36/56 SEG17/37/57 SEG18/38/58 SEG19/39/59 SEG20/40/60
COMS2 SEG1/21/41 SEG2/22/42 SEG3/23/43 SEG4/24/44 SEG5/25/45
COMS2 SEG6/26/46 SEG7/27/47 SEG8/28/48 SEG9/29/49 SEG10/30/50
COMS2 SEG11/31/51 SEG12/32/52 SEG13/33/53 SEG14/34/54 SEG15/35/55
COMS2 SEG16/36/56 SEG17/37/57 SEG18/38/58 SEG19/39/59 SEG20/40/60
Table 23 Correspondence between Annunciator Display Addresses (AAN) and Driver Signals
MSB
AAN Address
LSB
Common
Signal
Bits 7, 6
Segment Signals
Bits 5, 4
Bits 3, 2
Bits 1, 0
0
0
0
0
ACOM
ASEG1
ASEG2
ASEG3
ASEG4
0
0
0
1
ACOM
ASEG5
ASEG6
ASEG7
ASEG8
0
0
1
0
ACOM
ASEG9
ASEG10
—
—
Note: The annunciator is turned on when the corresponding even bit (bit 6, 4, 2, or 0) is 1, and the
turned-on annunciator blinks when the corresponding odd bit (bit 7, 5, 3, or 1) is 1.
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