be.ac.ulb.gpib
Class WindowsGPIBDriver

java.lang.Object
  |
  +--be.ac.ulb.gpib.WindowsGPIBDriver

All Implemented Interfaces:

GPIBDriver

public final class WindowsGPIBDriver

extends java.lang.Object

implements GPIBDriver

A GPIB driver based on NI (www.ni.com) API.

Constructor Summary

WindowsGPIBDriver()

Method Summary

void	clearDevice(int _descr) Clears a specific device
be.ac.ulb.gpib.GPIBDevice	getDevice(int address) returns a GPIB device using its GPIB address.
void	initialize() initialize() will be called by the GPIBDeviceIdentifier's static initializer.
int	openDevice(int _address) Opens a device and returns a descriptor integer that can be used internally later
java.lang.String	sendCommand(java.lang.String command, int address) sends a valid GPIB command to the device.
void	writeCommand(java.lang.String command, int address) sends a valid GPIB command to the device.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

WindowsGPIBDriver

public WindowsGPIBDriver()

Method Detail

initialize

public void initialize()

Description copied from interface: GPIBDriver

initialize() will be called by the GPIBDeviceIdentifier's static initializer. The responsibility of this method is: 1) Ensure that that the hardware is present. 2) Load any required native libraries. 3) Register the port names with the CommPortIdentifier.

Specified by:

initialize in interface GPIBDriver

getDevice

public be.ac.ulb.gpib.GPIBDevice getDevice(int address)

Description copied from interface: GPIBDriver

returns a GPIB device using its GPIB address. See IEEE488 and IEEE488.2 specifications

Specified by:

getDevice in interface GPIBDriver

Parameters:

address - the GPIB address (from 0 to 31)

clearDevice

public void clearDevice(int _descr)
                 throws java.io.IOException

Description copied from interface: GPIBDriver

Clears a specific device

Specified by:

clearDevice in interface GPIBDriver

Parameters:

_descr - an unique integer referecing the device internally. It is not necessarely the GPIB address.

java.io.IOException

openDevice

public int openDevice(int _address)
               throws java.io.IOException

Opens a device and returns a descriptor integer that can be used internally later

Specified by:

openDevice in interface GPIBDriver

Parameters:

_address - the GPIB address of the device.

java.io.IOException

sendCommand

public java.lang.String sendCommand(java.lang.String command,
                                    int address)
                             throws java.io.IOException

Description copied from interface: GPIBDriver

sends a valid GPIB command to the device.

Specified by:

sendCommand in interface GPIBDriver

Returns:

a String representing device's answer to the command

java.io.IOException

writeCommand

public void writeCommand(java.lang.String command,
                         int address)
                  throws java.io.IOException

Description copied from interface: GPIBDriver

sends a valid GPIB command to the device.

Specified by:

writeCommand in interface GPIBDriver

java.io.IOException