User Guide

EVAL-AD5766ARDZ/EVAL-AD5767ARDZ

EVALUATION BOARD SOFTWARE

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Rev. 0 | 9 of 17

Figure 9. Span Selection Window

Table 6. GUI Options1

Label No.

GUI Element

Description

1

Apply Changes

Click this button to submit any changes on the GUI to the hardware of the evaluation boards.

2

Reset Chip

Click this button to issue a hardware reset and revert the software and hardware registers to their default settings.

3

Write to Input Reg

This dropdown menu allows users to write to the input register, write to the input register and the DAC register, or write to the

input register and update all DAC registers.

4

Select output

Channels display. This dropdown menu allows users to select Channel 0 - 3, Channel 4 - 7, Channel 8 - 11, or Channel 12 -

15 for VOUT in the AD5766 Chip tab.

5

Input Register

The user can input data to write to the input register. Note that there is one input register per channel.

6

DAC Register

This is a graphical representation of the DAC register. Note that there is one DAC register per channel.

7

RANGE SET DAC

Click RANGE SET DAC to select the output voltage range from the SPAN SELECTION window (see Figure 9).

8

DAC 0 to DAC 3

Click the DAC x to apply a dither signal or to enable or disable the update for the selected DAC register with data from the

corresponding input register (software load DAC).

9

Signal , Invert, and Scale

These dropdown menus allow users to select the dither options for each channel.

10

16-To-1 MUX

Use this area to select which channel to route to the AD5766/AD5767 MUX_OUT pin.

11

SOFTWARE RESET

Issues a software reset and reverts the software and hardware registers to their default settings.

12

Proceed to Memory Map

Click this button to open the AD5766 Memory Map tab (see Figure 7).

1 See Figure 8