Lenze P94DLL01A Manual do Utilizador descarregar pdf (Página 9)

P94DLL01A

8 DLL Functions

All functions in the DLL library are described in detail in paragraphs 8.1 “Connection Services Functions”

and 8.2 “Data Manipulation Functions”.

8.1 Connection Services Functions

There are six DLL Connection Service functions applicable to the PositionServo drive. The function names

are identiﬁed by bold italic text.

long GetDllVersion( )

Purpose: To obtain the DLL version

Inputs: none

Returns: DLL version as an integer number

long SS940_EnableSerialInterface ( long port, long baudrate )

Purpose: To open the speciﬁed serial port for communication and redirect all communication requests

to the serial port.

Inputs: port serial port number (example: 1 selects COM port 1)

baudrate port baudrate (example: 115200)

Returns: error code. Value 1 indicates OK.

long SS940_DisableSerialInterface ( )

Purpose: To close the serial port for communication and stops redirecting all communication to the se-

rial port.

Inputs: none

Returns: error code

SHANDLE SS940_OpenInterfaceB ( BYTE* address, int timeout )

Purpose: To open communication interface to device with the IP address supplied

Inputs: address byte array containing 4 bytes IP address of the drive.

Example: Form byte array for device IP 192.168.24.12

BYTE address[] = { 192,168,24,12 };

NOTE: For operation with a serial port use IP = 127.0.0.N, where N is the drive’s

serial address in the range 0-31. The function SS940_EnableSerialInterface

must be executed before communication is routed to the serial port

timeout request timeout in milliseconds. Set this value as 3000 in general case.

Returns: Handle to open interface. Valid handle is a non-zero number.

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