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7 manual
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Contents
Main
Page
Contents
Page
Tables
Figures
0 Document History
Page
1 Introduction
1.1 Supported Product Versions
1.2 Related Documents
1.3 Abbreviations
2 Architecture s
2 Architecture
2.1 Hierarchy Chart in the System
User
Kernel Hardware
2.2 Handling of the Physical Serial Port
2.3 Module Detection
2.4 Handling of Control Lines on Virtual Ports
2.5 Limitation of Virtual Ports
2.6 Module Initializing Sequence
2.7 Module Re-initialization
2.8 Power Down
2.8.1 Power Down on PC Suspend
2.8.2 Power Down after Closing the Last Port
2.8.3 Power Down on PC Shutdown
3 Installation
3.1 Files Required for WinMux2k Driver Installation
3.2 Installing the WinMux2k Driver
3.3 Deinstalling the Driver
4 Device Settings and Properties
4.1 Settings on the Serial Multiplexer Properties Page
4.2 Settings Stored in the Windows Registry
Page
Page
Page
5 Settings for Applications
6 Translate Source Code
6.1 Software Requirements
6.2 Preparing the Translation
6.3 Compiler Flags
7 Additional Source Documentation s
7 Additional Source Documentation
7.1 Interaction of the Different Driver Objects
Figure 3: Interaction of the different driver objects
Object chart of the device driver winmux2k.sys
WDM - Model ANSI-C
7.2 Internal Driver States
Figure 4: State diagram of the internal driver states
SerMux internal states
7.3 Buffer Handling s
7.3 Buffer Handling
Figure 5: Driver internal buffer handling
SerMux
SerPortN Mulitplexer Control Port 0
Timer functions:
7.4 Data Transfer 7.4.1 Block Flow Diagram for Data Received by the Module
Figure 6: Block flow diagram for data received by the module
SerMux functions sequence, if characters from the physical Device to the SerMux Object are indicated
7.4.2 Block Flow Diagram for Data Sent to the Module via Virtual Port
7.4.3 SerMuxSend Function
The figure shows the flow diagram of the SerMuxSend function which sends the data to the module.
Figure 8: SerMuxSend function
SerMuxSend and SerMuxSendPort0 Functions
Locations from where to call the SerMuxSend Functions
Send function from the virtual Communication Ports (the SerPort Object)
7.5 The +++-Parser s
Mux_Drv_DevGuide_v07 Page 34 of 36 2006-9-27 Confidential / Released
7.5 The +++-Parser
The following state diagram shows the states of the +++-parser.
Figure 10: State diagram of the +++-parser
8 Known Problems
8.1 Booting Operating System
8.2 Shutdown of the Operating System
8.3 Standby of the Operating System
8.4 Wake on Ring
8.5 Special Environments
8.6 Operation on Virtual USB Port
8.7 Automatic Shutdown in case of Emergency