AD9979BCPZ datasheet(49/56 Pages) AD

49 / 56 page

AD9979

Rev. C | Page 49 of 56

Address

Data

Bits

Default

Value

Update

Type

Name

Description

[1:0]

GPO_OUTPUT_EN

Enable both GPOs.

0 = both disabled.

3 = both enabled.

[3:2]

SEL_GPO1

Select signal for GPO1 output.

0 = GPO.

1 = CLPOB.

2 = PBLK.

3 = DLL_SIGNAL_GPO.

[5:4]

SEL_GPO2

Select signal for GPO2 output.2

[7:6]

SEL_HS_GPO1

Select which high speed timing signal is used for GPO1 output.

0 = delayed CLI.

1 = delayed ADC output latch clock.

2 = delayed SHD sample clock.

3 = delayed SHP sample clock.

[9:8]

SEL_HS_GPO2

Select which high speed timing signal is used for GPO2 output.3

[10]

HBLK_EXT

Enable external HBLK signal to be an input to GPO2.

[27:11]

Unused

Set unused bits to 0 if accessed.

[3:0]

GPT1_TOG1_FIELD

General-Purpose Signal 1, first toggle position, field location.

[12:4]

Unused

Set unused bits to 0 if accessed.

[25:13]

GPT1_TOG1_LINE

General-Purpose Signal 1, first toggle position, line location.

[27:26]

Unused

Set unused bits to 0 if accessed.

[12:0]

GPT1_TOG1_PIXEL

General-Purpose Signal 1, first toggle position, pixel location.

[16:13]

GPT1_TOG2_FIELD

General-Purpose Signal 1, second toggle position, field location.

[27:19]

Unused

Set unused bits to 0 if accessed.

[12:0]

GPT1_TOG2_LINE

General-Purpose Signal 1, second toggle position, line location.

[25:13]

GPT1_TOG2_PIXEL

General-Purpose Signal 1, second toggle position, pixel location.

[27:25]

Unused

Set unused bits to 0 if accessed.

[3:0]

GPT2_TOG1_FIELD

General-Purpose Signal 2, first toggle position, field location.

[12:4]

Unused

Set unused bits to 0 if accessed.

[25:13]

GPT2_TOG1_LINE

General-Purpose Signal 2, first toggle position, line location.

[27:26]

Unused

Set unused bits to 0 if accessed.

[12:0]

GPT2_TOG1_PIXEL

General-Purpose Signal 2, first toggle position, pixel location.

[16:13]

GPT2_TOG2_FIELD

General-Purpose Signal 2, second toggle position, field location.

[27:19]

Unused

Set unused bits to 0 if accessed.

[12:0]

GPT2_TOG2_LINE

General-Purpose Signal 2, second toggle position, line location.

[25:13]

GPT2_TOG2_PIXEL

General-Purpose Signal 2, second toggle position, pixel location.

[27:25]

Unused

Set unused bits to 0 if accessed.

5A to 5F

[27:0]

Unused

Set unused registers to 0 if accessed.

1 See Address 52, Bits[1:0] for setting options.

2 See Address 53, Bits[3:2] for setting options.

3 See Address 53, Bits[7:6] for setting options.

AD9979BCPZ Datasheet(PDF) 49 Page - Analog Devices

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