Citizen CL-S400DT - Memory Map

Chapter 2 Operating Principles
2-2. Operation of Control Parts
2-15 CL-S400DT
Command RAM
(Built-in CPU)
0000000H
001FFFFH
Flash ROM
8M bytes
0100000H
0103FFFH
0104000H
0105FFFH
0106000H
0107FFFH
0108000H
011FFFFH
0120000H
030FFFFH
0310000H
04FFFFFH
0500000H
05F FFFFH
07E0000H
07EFFFFH
FPGA
SDRAM
0800000H
16M bytes
0FFFFFFH
CPU
FFFB000H
FFFEFFFH
FFFF000H
FFFFFFFH
CPU
Boot Loader (1)
Setting Information
(User Settings)
Setting Information
(Factory-set Settings)
Boot Loader (2)
Firmware (Datamax)
Firmware (Zebra)
Service Information (Backup)
Downloading Area (1M bytes)
Firmware (about 400K bytes)
Receiving Buffer (16K bytes x 4)*
Command Buffer (128K bytes)
Others
*: 16K bytes for each I/F
(USB, IEEE1284, Serial, USB for optional I/F)
I/O (Built-in CPU)
Data RAM (Built-in CPU)
07F0000H
07FFFFFH
Service Information
F800000H
F8FFFFFH
0710000H
074FFFFH
07C0000H
07CFFFFH
FPGA Data
LCD Character Data
(For downloading)
07D0000H
07DFFFFH
LCD Font Data
(For downloading)
USB Controller
(For optional I/F)
I/O
8000000H
80FFFFFH
I/O
2-2-2. Memory Map