I am not sure how much I can help here - I'm no expert on all the possibilities of DECLARE.
But one important question first: Is the Reader.dll file for Windows CE? The desktop version will not work. >Hi George, > >Thanks for you reply last time, > >I got declaration sample in VB6 from the supplier of the RFID reader >inside my PDA and try to adapt it ot NSBasic but I still have error can >you help me a bit ? > >I try to simply detect the emmbeded reader with a icturebox as button >this way : > >Sub Bt_ok_click >Dim reader_handle > Dim reader_buffer > Dim reader_message > reader_message = DetectReader(reader_handle,reader_buffer) > temp_message.cls > temp_message.drawtext reader_message,0,0 >End Sub > >And Here are the declaration (I can't find equivalent to ATTRIBUTE ans >still got error with "Type....End type statement", the rest seem ok: > >'' Version 3.0.0 >'Attribute VB_Name = "ReaderDLL" >'Type presetSettings >' baudRate As Long >' protocol As Byte >'End Type >' >'Type readerConfig >' baudRate As Long >' protocol As Byte >' stationID As Byte >'End Type > >' Opens and initializes a specified communication device. >Declare "Function OpenComm Lib ""reader.dll"" (ByVal device As String, >ByVal autodetect As Byte, ByRef settings As presetSettings) As Long" > >' Closes and releases the communication device. >Declare "Sub CloseComm Lib ""reader.dll"" (ByVal hComm As Long)" > >' Empties the receive buffer of the communication. >Declare "Sub EmptyCommRcvBuffer Lib ""reader.dll"" (ByVal hComm As Long)" > >' Aborts the continuous read command. >Declare "Sub AbortContinuousRead Lib ""reader.dll"" (ByVal hComm As Long)" > >' Sets and applies the transfer protocol of the communication device. >Declare "Sub SetCommProtocol Lib ""reader.dll"" (ByVal hComm As Long, >ByVal protocol As Byte)" > >' Returns the active transfer protocol of the communication device. >Declare "Function GetCommProtocol Lib ""reader.dll"" (ByVal hComm As >Long) As Byte" > >' Sets and applies the baud rate of the communication device. >Declare "Sub SetCommBaudRate Lib ""reader.dll"" (ByVal hComm As Long, >ByVal bdRate As Long)" > >' Gets the current baud rate of the communication device. >Declare "Function GetCommBaudRate Lib ""reader.dll"" (ByVal hComm As >Long) As Long" > >' Sets and applies the continuous receive mode of the commnication device. >Declare "Sub SetCommContRcv Lib ""reader.dll"" (ByVal hComm As Long, >ByVal mode As Byte)" > >' Returns the state of continuous receive mode. >Declare "Function GetCommContRcv Lib ""reader.dll"" (ByVal hComm As >Long) As Byte" > >' Sets and applies the timeout of the communication device. >Declare "Sub SetCommTimeout Lib ""reader.dll"" (ByVal hComm As Long, >ByVal timeout As Long)" > >' Returns the timeout of the communication device. >Declare "Function GetCommTimeout Lib ""reader.dll"" (ByVal hComm As >Long) As Long" > >' Detects all available readers and devices on a specified communication >device. >Declare "Function DetectReader Lib ""reader.dll"" (ByVal hComm As Long, >ByVal buffer As String) As String" > >' Opens a reader on specified communication device with specified ID. >Declare "Function OpenReader Lib ""reader.dll""(ByVal hComm As Long, >ByVal value As Byte, ByVal knownReader As Integer) As Long" > >' Closes a reader specified with its handle. >Declare "Sub CloseReader Lib ""reader.dll"" (ByVal hReader As Long)" > >' Resets a reader specified with its handle. >Declare "Sub ResetReader Lib ""reader.dll"" (ByVal hReader As Long)" > >' Sends a command to a reader specified with its handle. >Declare "Function SendCommand Lib ""reader.dll"" (ByVal hReader As Long, >ByVal command As String, ByVal data As String) As Long" > >' Receives data from a reader specified with its handle. >Declare "Function GetData Lib ""reader.dll"" (ByVal hReader As Long, >ByVal buffer As String) As String" > >' Sends a command to a reader specified with its handle and receives data. >Declare "Function SendCommandGetData Lib ""reader.dll"" (ByVal hReader >As Long, ByVal command As String, ByVal data As String, ByVal buffer As >String) As String" > >' Receives data from a reader specified with its handle with timeout. >Declare "Function GetDataTimeout Lib ""reader.dll"" (ByVal hReader As >Long, ByVal buffer As String, ByVal timeout As Long) As String" > >' Sends a command to a reader specified with its handle and receives >data with timeout. >Declare "Function SendCommandGetDataTimeout Lib ""reader.dll"" (ByVal >hReader As Long, ByVal command As String, ByVal data As String, ByVal >buffer As String, ByVal timeout As Long) As String" > >' Sets and applies the reader with specified configuration. The >communication device even adapted to this new settings. >Declare "Sub SetReaderConfig Lib ""reader.dll"" (ByVal hReader As Long, >ByRef config As readerConfig)" > >' Returns current reader configuration. >Declare "Function GetReaderConfig Lib ""reader.dll"" (ByVal hReader As >Long) As readerConfig" > >' Returns the version string of a reader specified with its handle. >Declare "Function GetReaderType Lib ""reader.dll"" (ByVal hReader As >Long, ByVal buffer As String) As String" > >' Returns the station ID of a reader specified with its handle. >Declare "Function GetStationID Lib ""reader.dll"" (ByVal hReader As >Long) As Byte" > >' Check if a script command is available for a reader specified with its >handle. >Declare "Function IsCommandAvailable Lib ""reader.dll"" (ByVal hReader >As Long, ByVal command As String) As Byte" > >' Returns the device ID of a reader specified with its handle. >Declare "Function GetDeviceID Lib ""reader.dll"" (ByVal hReader As Long, >ByVal buffer As String) As String" > >' Activates/deactivates broadcast mode of binary protocol using a reader >specified with its handle. >Declare "Sub SetBroadcast Lib ""reader.dll"" (ByVal hReader As Long, >ByVal broadcast As Byte)" > >' Returns the state of broadcast mode of a reader specified with its handle. >Declare "Function GetBroadcast Lib ""reader.dll"" (ByVal hReader As >Long) As Byte" > >' Returns the version of the DLL. (This function is obsolete, use >GetDLLVersionStr) >Declare "Function GetDLLVersion Lib ""reader.dll"" () As Long" > >' Returns the version of the DLL as string. >Declare "Sub GetDLLVersionStr Lib ""reader.dll"" (ByVal buffer as >String) As String" > >' Activates/deactivates debug output for a reader specified with its handle. >Declare "Function SetDebugOutputState Lib ""reader.dll"" (ByVal hReader >As Long, ByVal state As Byte)" > >' Returns the state of debug output for a reader specified with its handle. >Declare "Function GetDebugOutputState Lib ""reader.dll"" (ByVal hReader >As Long) As Byte" > >' Returns the debug output for a reader specified with its handle. >Declare "Function GetDebugOutput Lib ""reader.dll"" (ByVal hReader As >Long, ByVal buffer As String) As String" > >' Starts the timer for a reader specified with its handle. >Declare "Function StartTimer Lib ""reader.dll"" (ByVal hReader As Long)" > >' Returns the response time for a reader specified with its handle. >Declare "Function GetTiming Lib ""reader.dll"" (ByVal hReader As Long) >As Single" > >' Returns the flag of the binary protocol v2 for a reader specified with >its handle. >Declare "Function GetBinFlag Lib ""reader.dll"" (ByVal hReader As Long) >As Byte" > >' Returns the used binary protocol type for a reader specified with its >handle. >Declare "Function GetBinProtocol Lib ""reader.dll"" (ByVal hReader As >Long) As Byte" > >' Prepares the firmware upload and checks the password. >Declare "Function LoadFirmware Lib ""reader.dll"" (ByVal hReader As >Long, ByVal data As String, ByVal length As Long, ByVal password As >String, ByVal options As Byte) As Long" > >' Initialize the firmware update. >Declare "Sub InitUpdateFirmware Lib ""reader.dll"" ()" > >' Update one line of the firmware. Call this function until the upload >is finished. >Declare "Function UpdateFirmware Lib ""reader.dll"" (ByVal hReader As >Long) As Byte" > >' Encrypts an 8 byte data block with 8 byte key using DES algorithm. >Declare "Function DESEncrypt Lib ""reader.dll"" (ByVal key as String, >ByVal data as String) As String" > >' Decrypts an 8 byte data block with 8 byte key using DES algorithm. >Declare "Function DESDecrypt Lib ""reader.dll"" (ByVal key as String, >ByVal data as String) As String" > >' Encrypts an 8 byte data block with two 8 byte keys using triple DES >algorithm. >Declare "Function TDESEncrypt Lib ""reader.dll"" (ByVal key1 as String, >ByVal key2 as String, ByVal data as String) As String" > >' Decrypts an 8 byte data block with two 8 byte keys using triple DES >algorithm. >Declare "Function TDESDecrypt Lib ""reader.dll"" (ByVal key1 as String, >ByVal key2 as String, ByVal data as String) As String" > > > > > > > >------------------------------------ > >Yahoo! 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