Lapis ML610Q111 User Manual page 30

DSR: Data address
Figure 2-4 Configuration of Data Memory Space of the ML610Q112
Notes:
− The contents of the 4-Kbyte RAM area are undefined at power-on and system reset. Initialize this area by software.
− Although segment 0 of the program memory space and segment 0 of the data memory space are separate space, the
contents of segment 0 of the program memory space can read via ROM Window area of the data space.
− Segment 8 is a mirror area of segment 0 of the program memory space. The contents of segment 0 of the program
memory space can read from segment 8 of ROM reference area.
− Segment A is a mirror area of segment 2. The contents of segment 2 of the data flash area can read from segment A of
data flash reference area.
FEUL610Q111
Segment 0
0:0000H
ROM Window
Area
0:5FFFH
0:6000H
Unused Area
0:0DFFFH
0:0E000H
RAM Area
4 KB
0:0EFFFH
0:0F000H
SFR Area
0:0FFFFH
8bit
Segment 8
8:0000H
ROM Reference
Area
8:5FFFH
8:6000H
Unused Area
8:0FFFFH
8bit
ML610Q111/ML610Q112 User's Manual
Chapter 2 CPU and Memory Space
DSR: Data
Segment 2
address
2:0000H
Data Flash Area
2:0FFFH
2:1000H
Unused Area
2:0FFFFH
8bit
Segment A
A:0000H
Data Flash
Reference Area
A:0FFFH
A:1000H
Unused Area
A:0FFFFH
8bit
2-4