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Chapter 2: Board Components and Interfaces 2–5

Configuration, Status, and Setup Elements

Mode Select Jumper (J11)

The mode select jumper is used to put the D/A converter in either dual bus or

interleaved mode. It is selectable through J11 (channel A and channel B). Table 2–5

lists the jumper settings for mode select options.

Gain Select Jumper (J10)

The gain setting select jumper is used to set gain of the D/A converter’s channels. It is

selectable through J10 (channel A and channel B). Table 2–6 lists the jumper settings

for gain settings options.

Sleep Select Jumper (J13)

The sleep select jumper is used to put the D/A converter in power down mode. It is

selectable through J13 (channel A and channel B). Table 2–7 lists the jumper settings

for sleep select options. The D/A converter when not in use should be put in sleep

mode.

Table 2–5. Mode Select Jumper (J11) Settings for DAC5672 D/A Converter

Jumper Settings (J11) Description

Jumper ON Interleaved mode

Jumper OFF Dual bus mode

Table 2–6. Gain Select Jumper (J10) Settings for DAC5672 D/A Converter

Jumper Settings

(J10) Description

Jumper ON Sets gain of channel A through RSET on BiasJ_A pin, and of channel B

through RSET on BiasJ_B pin.

Jumper OFF Gain of channels A and B is set through RSET on BiasJ_A pin only and

RSET on BiasJ_B pin is ignored.

Table 2–7. Sleep Select Jumper (J13) Settings for DAC5672 D/A Converter

Jumper Settings

(J13) Description

Jumper ON Puts D/A converter in power down mode

Jumper OFF D/A converter in normal state

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Altera Data Conversion HSMC Manuale Utente Pagina 11