KS0066 查看數據表（PDF） - Samsung
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KS0066 Datasheet PDF : 33 Pages
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KS0066U
16COM / 40SEG DRIVER & CONTROLLER FOR DOT MATRIX LCD
Display Data RAM (DDRAM)
DDRAM stores display data of maximum 80×8 bits (80 characters).
DDRAM address is set in the address counter(AC) as a hexadecimal number (Refer to Fig-1.)
MSB
LSB
AC6 AC5 AC4 AC3 AC2 AC1 AC0
Figure 1 . DDRAM Address
1) 1-line display
In case of 1-line display, the address range of DDRAM is 00H−4FH.
An extension driver will be used. Fig-2 shows the example with 40 segment extension driver added.
Display position
12
COM1
00 01
COM8
SEG1
3456
02 03 04 05
KS0066U
78
06 07
SEG40
9 10 11 12 13 14 15 16
08 09 0A 0B 0C 0D 0E 0F
SEG1 Extension Driver (40SEG) SEG40
17 18 19 20 21 22 23 24
10 11 12 13 14 15 16 17
SEG1 Extension Driver (40SEG) SEG40
DDRAM address
12
COM1
01 02
COM8
SEG1
3456
03 04 05 06
KS0066U
78
07 08
SEG40
9 10 11 12 13 14 15 16
09 0A 0B 0C 0D 0E 0F 10
SEG1 Extension Driver (40SEG) SEG40
(After Shift Left)
17 18 19 20 21 22 23 24
11 12 13 14 15 16 17 18
SEG1 Extension Driver (40SEG) SEG40
12
COM1
4F 00
COM8
SEG1
3456
01 02 03 04
KS0066U
78
05 06
SEG40
9 10 11 12 13 14 15 16
07 08 09 0A 0B 0C 0D 0E
SEG1 Extension Driver (40SEG) SEG40
(After Shift Right)
17 18 19 20 21 22 23 24
0F 10 11 12 13 14 15 16
SEG1 Extension Driver (40SEG) SEG40
Figure 2 . 1-line × 24 char. display with 40 SEG. extension driver
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