Memory Map - Citizen CL-S6621 Technical Manual

Operation of Control Parts

2-2-2. Memory map

0000000
H
001FFFF
H
0100000
H
0103FFF
H
0104000
H
0105FFF
H
0106000
H
0107FFF
H
0108000
H
011FFFF
H
0120000
H
030FFFF
H
0310000
H
04FFFFF
H
0710000
H
074FFFF
H
07E0000
H
07EFFFF
H
07F0000
H
07FFFFF
H
0800000
H
27FFFFF
H
8000000
H
80FFFFF
H
C000000
H
C3FFFFF
H
C400000
H
C7FFFFF
H
F800000
H
F8FFFFF
H
FFFB000
H
FFFEFFF
H
FFFF000
H
FFFFFFF
H
CL-S6621
Command RAM
(Built-in CPU)
Boot Loader (1)
Setting Information
(User Settings)
Setting Information
(Factory-set Settings)
Boot Loader (2)
Firmware (Datamax)
Firmware (Zebra)
FPGA Data
Service Information (Backup)
Service Information
Firmware (about 400K bytes)
Receiving Buffer (16K bytes x 4)*
Command Buffer (128K bytes)
Others
I/O
Download Area (4MByte)
Kanji Font (4MByte)
I/O
Data RAM (Built-in CPU)
I/O (Built-in CPU)
CPU
8M bytes
Flash ROM
SDRAM
32M bytes
*: 16K bytes for each I/F
(USB, IEEE1284, Serial,
USB for optional I/F)
FPGA
FROM
8MByte
USB2.0 Controller
CPU
2-22