參數(shù)資料
型號: S6A0072
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 16COM/40SEG DOT MATRIX LCD CONTROLLER & DRIVER
中文描述: 16COM/40SEG點陣LCD控制器
文件頁數(shù): 7/32頁
文件大小: 268K
代理商: S6A0072
16COM/40SEG DOT MATRIX LCD CONTROLLER & DRIVER
S6A0072
7
DISPLAY DATA RAM (DDRAM)
DDRAM stores 8bits character code in CGROM/CGRAM and its maximum number is 16 (16 Characters).
DDRAM address is set by the address counter (AC) as hexadecimal number.
AC6
AC5
AC4
AC3
AC2
AC1
AC0
MSB
LSB
HEX
HEX
The relations of DDRAM address and display position is as follows
.
1) DDRAM Addressing Mode 0 (A = 0)-
In this addressing mode, the address range of DDRAM is 00H - 0FH.
00 01 02 03 04
1
2
3
4
5
0B 0C 0D
6
7
8
9
10 11 12 13 14 15
08 09 0A
05 06 07
0E 0F
16
COM9
COM16
01 02 03 04
1
2
3
4
5
COM1
COM8
0B 0C 0D
6
7
8
9
10 11 12 13 14 15
09 0A
05 06 07 08
0E 0F
16
00
COM9
COM16
01 02 03 04
1
2
3
4
5
COM1
COM8
0B 0C 0D
6
7
05 06
8
9
10 11 12 13 14 15
07 08 09 0A
0E
16
0F 00
COM1 - COM8
COM9 - COM16
Display Position
DDRAM Address
After Shift Left:
After Shift Right:
2) DDRAM Addressing Mode 1 (A = 1)
In this addressing mode, the address range of DDRAM is 00H - 07H and 40H - 47H.
00 01 02 03 04
1
2
3
4
5
43 44 45
6
05 06 07
7
8
9
40 41 42
10 11 12 13 14 15
46 47
16
COM9
COM16
01 02 03 04
1
2
3
4
5
05 06 07 40
COM1
COM8
6
7
8
9
41 42
10 11 12 13 14 15
43 44 45
16
COM9
COM16
01 02 03 04
1
2
3
4
5
COM1
COM8
6
7
05 06
8
9
07
10 11 12 13 14 15
41 42
40
16
46
4F 00
COM1 - COM8
COM9 - COM16
Display Position
DDRAM Address
After Shift Left:
After Shift Right:
46 47 00
43 44 45
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