Wavecom W51PC, Руководство пользователя

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Class W51Server User Manual W51PC DCOM Interface V1.1
For example: The three bytes 01h, 1Ah, FFh will be converted to the
string “011AFF” – a string of 6 Unicode characters.
HRESULT GetCardStatus([out] long *Status);
This function returns the card status as defined by the following values:
Value Status
0 Card is being initialized
1 Card has been initialized and card is running
2 Some error occurred initializing the card
3 The decoder dsp program could not start
4 Card in use
5 No card
6 Error timeout
7 Error device driver
8 Error device conflict
HRESULT SystemIsReadyForParamChange([out] BOOL *IsReady);
This function allows the client application to check if a new blob can be
send to the card.
HRESULT Reset();
Clear the data buffers.
HRESULT Resync();
Forces a new synchronization in the current mode.
Iw51DataSink
The client application can use the Iw51DataSink interface to receive the
decoded data from the decoder Card. The decoded data can be text,
bitmap or signal data depending on the mode that the decoder card is set
to. System information (i.e. traffic, idle etc.) can also be accessed using
this interface. The W51DataSink interface represents the call-back func-
tions from the Server to the client.
Decoder
User Interface
WxxPC Server
Client
Application
4
Decoded data can be
displayed on the screen
or saved to the
database
3
The server sends the
decoded data to the
Client Application
using the
IWxxDataSink
interface
2 Client Application
set parameters in
server using the
IWxxSystem
interface
1
Client Application
retrieve parameters
from database
Screen
Optional
The client application will use Iw51System interface to establish a con-
nection with the server and to set up the mode of the decoder card. After