ADDI7100

Rev. C | Page 17 of 20

COMPLETE REGISTER LISTING

Note that when an address contains fewer than 16 data bits, all remaining bits must be written as zeros.

Table 8. AFE

Address

Data

Bits

Default

Value

Update

Type1

Name

Description

0x00

[1:0]

0

SCK

STANDBY

00: normal operation

01: reference standby

10: full standby

11: full standby

[2]

0x1

CLAMP_EN

1: enable black clamp

0: disable black clamp

[3]

0

FASTCLAMP

0: normal CLPOB settling

1: faster CLPOB settling

[4]

0

FASTUPDATE

1: enable very fast clamping when CDS gain is changed

0: ignore CDS gain updates

[5]

0

PBLK_LVL

0: blank to 0

1: blank to clamp level

[6]

0

DCBYP

0: normal dc restore operation

1: dc restore disabled during PBLK active

[8:7]

0x2

Test

Test use only; must be set to 2

[10:9]

0x2

Test

Test use only; must be set to 2

0x01

[0]

0

SCK

SHPD_POL

0: rising edge sample

1: falling edge sample

[1]

0

DATACLK_POL

0: rising edge triggered

1: falling edge triggered

[2]

0

CLP_POL

0: active low

1: active high

[3]

0

PBLK_POL

0: active low

1: active high

[4]

0

DOUT_OFF

0: data outputs are driven

1: data outputs are disabled (high-Z)

[5]

0

DOUTLATCH

0: retime data outputs with output latch (using DATACLK)

1: do not retime data outputs; output latch is transparent

[6]

0

GRAY_EN

1: gray encode ADC outputs

0x02

[2:0]

0x1

SCK/VD

CDSGAIN

CDS gain setting:

0x0: −3 dB

0x1: 0 dB

0x2: +3 dB

0x3: +6 dB

0x03

[9:0]

0x0F

SCK/VD

VGAGAIN

VGA gain, 6 dB to 42 dB (0.0358 dB per step)

0x04

[10:0]

0x1EC

SCK/VD

CLAMPLEVEL

Optical black clamp level, 0 LSB to 511 LSB (0.25 LSB per step)

0x05

[1:0]

0

SCK

STARTUP

Must be set to 0x3 after power-up

[3:2]

0

Test

Test use only; must be set to 0

0x06

[2:0]

0x6

SCK

Test

Test use only; must be set to 6

[3]

0

Test

Test use only; must be set to 0

[5:4]

0

Test

Test use only; must be set to 0

0x07

[0]

0

SCK

Test

Test use only; must be set to 0

0x08

[11:0]

0xFFF

SCK

Test

Test use only; must be set to 0xFFF

0x09

[11:0]

0xFFF

SCK

Test

Test use only; must be set to 0xFFF

0x0A

[0]

0

SCK

Test

Test use only; must be set to 0

0x0B

[0]

0

SCK

SW_RST

1: software reset; automatically resets to 0 after software reset

0x0C

[0]

0x1

SCK

OUTCONTROL

Data output control:

0: make all outputs dc inactive

1: enable data outputs