517
Chapter 15
LCD Controller/Driver
Preliminary User’s Manual U14913EE1V0UM00
15.4 LCD
Memory
Layout
The LCD display data memory is mapped onto addresses 3FFF720H to 3FFF746H. The data stored in
the LCD display data memory can be displayed on an LCD panel by the LCD controller/driver.
Table 15-3 shows the relationship between the LCD display data memory contents and the segment
outputs/common outputs.
Each of the 160 segments (4 time division mode) is represented by one bit in the segment registers
SEGREGxy.
Table 15-3: Relationship between LCD Display Data Memory Contents and Segment/Common
Outputs
The SEGREGxy registers are accessible in 1-bit, 8-bit and 16-bit units.
Table 15-4: Memory Layout of LCD Segments
In 3 time division mode only the registers connected to Com1 - Com3 will be used.
In 2 time division mode only the registers connected to Com2 - Com3 will be used.
Address
Register Description
Name
Type
1bit
8bit
16bit
Reset
3FFF720
LCD segment register00
SEGREG00
R/W
Y
Y
Y
0000H
22
LCD segment register10
SEGREG10
R/W
Y
Y
Y
0000H
24
LCD segment register20
SEGREG20
R/W
Y
Y
Y
0000H
26
LCD segment register30
SEGREG30
R/W
Y
Y
Y
0000H
3FFF730
LCD segment register01
SEGREG01
R/W
Y
Y
Y
0000H
32
LCD segment register11
SEGREG11
R/W
Y
Y
Y
0000H
34
LCD segment register21
SEGREG21
R/W
Y
Y
Y
0000H
36
LCD segment register31
SEGREG31
R/W
Y
Y
Y
0000H
3FFF740
LCD segment register02
SEGREG30
R/W
Y
Y
Y
0000H
42
LCD segment register12
SEGREG12
R/W
Y
Y
Y
0000H
44
LCD segment register22
SEGREG22
R/W
Y
Y
Y
0000H
46
LCD segment register32
SEGREG32
R/W
Y
Y
Y
0000H
Bit setting
LCD Segment
0
transparent
1
black
seg39 - seg32
seg31 - seg16
seg15 - seg0
Com0
SEGREG32
FFFFF746
H
SEGREG31
FFFFF736
H
SEGREG30
FFFFF726
H
Com1
SEGREG22
FFFFF744
H
SEGREG21
FFFFF734
H
SEGREG20
FFFFF724
H
Com2
SEGREG12
FFFFF742
H
SEGREG11
FFFFF732
H
SEGREG10
FFFFF722
H
Com3
SEGREG02
FFFFF740
H
SEGREG01
FFFFF730
H
SEGREG00
FFFFF720
H
Summary of Contents for V850E/CA1 ATOMIC
Page 6: ...6 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 52: ...52 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 144: ...144 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 162: ...162 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 224: ...224 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 308: ...308 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 512: ...512 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 564: ...564 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 566: ...566 Preliminary User s Manual U14913EE1V0UM00 MEMO ...
Page 584: ...584 Preliminary User s Manual U14913EE1V0UM00 MEMO ...