Agilent Technologies Agilent E5250A Guia do Utilizador descarregar pdf (Página 101)

Agilent 4155C/4156C VXIplug&play Driver User’s Guide, Edition 1 3-7

Programming Examples Using Agilent VEE

Programming Basics

The To/From HP4156B object, in Figure 3-2, defines the following transactions

(functions of the plug&play driver) to measure the current flow to a resistor.

hp4156b_setSwitch This function controls the 4155/4156 output switch.

hp4156b_force This function forces dc voltage or current.

hp4156b_spotMeas This function executes a spot measurement.

hp4156b_zeroOutput This function disables the 4155/4156 output.

To display the To/From object

You can display the To/From object as shown below.

1. Click I/O menu.

2. Select Instrument Manager to display the Instrument Manager dialog box.

3. Select HP4156B in the Instrument List.

4. Click Plug&play Driver.

The Instrument Manager dialog box is then closed, and the To/From HP4156B

object will be displayed by moving the mouse pointer to the appropriate point, then

clicking the left mouse button.

Figure 3-3 To Display the To/From Object

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Agilent Technologies Agilent E5250A Guia do Utilizador Página 101