hd66100 Renesas Electronics Corporation., hd66100 Datasheet - Page 446

• Manufacturer Part Number: hd66100
• Description: H8/3867 Series
• Manufacturer: Renesas Electronics Corporation.

LCR—LCD control register
Bit
Initial value
Read/Write
—
—
7
1
LCD drive power supply on/off control
0 LCD drive power supply off
1 LCD drive power supply on
PSW
R/W
6
0
Display function activate
0
1
ACT
R/W
5
0
LCD controller/driver operation halted
LCD controller/driver operates
Display data control
DISP
0 Blank data is displayed
1 LCD RAM data is displayed
R/W
4
0
CKS3
R/W
3
0
Frame frequency select
CKS3
Bit 3
0
0
0
1
1
1
1
1
1
1
1
CKS2
CKS2
R/W
Bit 2
H'C1
2
0
0
0
0
0
1
1
1
1
*
*
*
CKS1
Bit 1
0
0
1
0
0
1
1
0
0
1
1
CKS1
R/W
1
0
LCD controller/driver
CKS0
Bit 1
0
1
0
1
0
1
0
1
0
1
*
CKS0
R/W
0
0
Operating Clock
*
: Don’t care
øw
øw
øw/2
ø/2
ø/4
ø/8
ø/16
ø/32
ø/64
ø/128
ø/256
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