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5.1.2
5.1.3
Handwriting
recognition
Game 1
Game 2
DirectX
Siemens AG
ICM CP
API-functions
Windows GUI
Subsystems
Hardware
abstraction layer
OEM Abstraction
Layer
Language version
The operating system, the programs and the start centre have one language version.
Only one single language version can be loaded into a SIMpad SL4 at one time. To
change the language version it is necessary to completely update the software image
(see 5.5).
File Structure
OEM applications
PDF-
Flash
Reader
Player
Java
Virtual
Maschine
I-Gate
Help for
configuration
OEM
tool
applications
(PC-Card)
PC-Synchr.
Encryption
Backup/Restore
Inst./Deinst.
Win32, MFC, COM, ATI
CoreDLL .dll
Kernel
GWES
Built-In Drivers
Boot Loader/ Angel Adaptation (Firmware)
Fig. 6 Operating system components/layers
Pocket-
IE for H/PC
Paint
Start Center
MS-Reader
Persistent
mail
HPC 2000
adresses
HomeRF
configuration
tool
Windows CE OS
OEM
development
Fig. 4 File structure
Technical Description
Applications
GUI (Shell)
Data system
persistent
Device
Memory
Manager
Installable Drivers
OAL (Firmware)
Hardware
Client applications
Software
Software
Update
Update
Internet/
PC
PC-Card
Taskbar
SIP
Config.
Startup
RegFlash
Help for
Client
applications
Memory
Online
supervision
Help
SIMpad SL4
Version V2.0
Commu-
nication
Control
Panel
Softreset/
PowerOff
22/74
20.08.01, David Brunner
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