s3c72m9 Samsung Semiconductor, Inc., s3c72m9 Datasheet - Page 78

• Manufacturer Part Number: s3c72m9
• Description: The S3c72m5/s3c72m7/s3c72m9 Single-chip Cmos Microcontroller Has Been Designed For High Performance Using Samsung S
• Manufacturer: Samsung Semiconductor, Inc.

MEMORY MAP
LCNST
Bit
Identifier
RESET Value
Read/Write
Bit Addressing
LCNST.7
LCNST.6–.4
LCNST.3–.0
NOTE:
4-24
V
LCD
= V
— LCD Contrast Control Register
DD
(n+17)/32, where n = 0–15.
Enable/Disable LCD Contrast Control Bit
Bits 6–4
LCD Contrast Level Control Bits (16 steps)
0
1
0
0
0
0
1
W
.7
7
0
8
Disable LCD contrast control
Enable LCD contrast control
Always logic zero
0
0
0
1
0
0
1
1
"0"
W
6
0
8
0
1
0
1
1/16 step (The dimmest level)
2/16 step (The dimmest level)
3/16 step (The dimmest level)
16/16 step (The brightest level)
"0"
W
5
0
8
"0"
W
4
0
8
S3C72M5/C72M7/C72M9/P72M9 (Preliminary Spec)
W
.3
3
0
8
LCD
W
.2
2
0
8
W
.1
1
0
8
F8BH, F8AH
W
.0
0
0
8