AD7142 datasheet(41/68 Pages) AD

41 / 68 page

AD7142

Rev. 0 | Page 41 of 68

Table 21. AMB_COMP_CTRL0 Register

Address

Data Bit

Default

Value

Type

Name

Description

0x002

[3:0]

R/W

FF_SKIP_CNT

Fast filter skip control (N+1)

0000 = no sequence of results are skipped

0001 = one sequence of results is skipped for every

one allowed into Fast FIFO

0010 = two sequences of results are skipped for every

one allowed into Fast FIFO

1011 = maximum value = 12 sequences of results are

skipped for every one allowed into Fast FIFO

[7:4]

FP_PROXIMITY_CNT

Full power mode proximity period

[11:8]

LP_PROXIMITY_CNT

Low power mode proximity period

[13:12]

PWR_DOWN_TIMEOUT

Full power to low power mode time out control

00 = 1.25 × (FP_PROXIMITY_CNT)

01 = 1.50 × (FP_PROXIMITY_CNT)

10 = 1.75 × (FP_PROXIMITY_CNT)

11 = 2.00 × (FP_PROXIMITY_CNT)

[14]

FORCED_CAL

Forced calibration control

0 = normal operation

1 = forces all conversion stages to recalibrate

[15]

CONV_RESET

Conversion reset control (self-clearing)

0 = normal operation

1 = resets the conversion sequence back to STAGE0.

Table 22. AMB_COMP_CTRL1 Register

Address

Data Bit

Default

Value

Type

Name

Description

0x003

[7:0]

R/W

PROXIMITY_RECAL_LVL

Proximity recalibration level

[13:8]

PROXIMITY_DETECTION_RATE

Proximity detection rate

[15:14]

SLOW_FILTER_UPDATE_LVL

Slow filter update level

Table 23. AMB_COMP_CTRL2 Register

Address

Data Bit

Default

Value

Type

Name

Description

0x004

[9:0]

3FF

R/W

FP_PROXIMITY_RECAL

Full power mode proximity recalibration time control

[15:10]

LP_PROXIMITY_RECAL

Low power mode proximity recalibration time control

Table 24. STAGE_LOW_INT_EN Register

Address

Data Bit

Default

Value

Type

Name

Description

0x005

[0]

R/W

STAGE0_LOW_INT_EN

STAGE0 low interrupt enable

0 = interrupt source disabled

1 = INT asserted if STAGE0 low threshold is exceeded

[1]

STAGE1_LOW_INT_EN

STAGE1 low interrupt enable

0 = interrupt source disabled

1 = INT asserted if STAGE0 low threshold is exceeded

[2]

STAGE2_LOW_INT_EN

STAGE2 low interrupt enable

0 = interrupt source disabled

1 = INT asserted if STAGE0 low threshold is exceeded

[3]

STAGE3_LOW_INT_EN

STAGE3 low interrupt enable

0 = interrupt source disabled

1 = INT asserted if STAGE0 low threshold is exceeded

AD7142 датащи(PDF) 41 Page - Analog Devices

AD7142 датащи(HTML) 41 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68

датащи скачать

ссылки URL