S6A0032 Datasheet, PDF (14/39 Pages) Samsung semiconductor – 16 COM / 80 SEG DRIVER & CONTROLLER FOR STN LCD

S6A0032 PRELIMINARY SPEC. VER. 0.5
16 COM / 80 SEG DRIVER & CONTROLLER FOR STN LCD
ADDRESS COUNTER (AC)
Address Counter (AC) in S6A0032 stores DDRAM / CGRAM address. After writing into or reading from DDRAM /
CGRAM, AC is automatically increased or decreased by 1 according to the entry mode.
DISPLAY DATA RAM (DDRAM)
DDRAM stores display data of maximum 32 x 8 bits (32 characters). DDRAM address is set in the address counter
(AC) as a hexadecimal number.
1
2
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9
10 11
12 13 14 15 16
00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F
40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F
(a) Display shift is not performed
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4
5
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10 11
12 13 14 15 16
01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 00
41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F 40
(b) Display shift left is performed
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2
3
4
5
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9
10 11
12 13 14 15 16
0F 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E
4F 40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E
(c) Display shift right is performed
Figure 7. DDRAM Address
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