AD7143 Analog Devices, AD7143 Datasheet - Page 36

• Manufacturer Part Number: AD7143
• Description: Programmable Controller for Capacitance Touch Sensors
• Manufacturer: Analog Devices

Specifications of AD7143

• Resolution (bits): 16bit
• # Chan: 8
• Sample Rate: n/a
• Interface: I²C/Ser 2-Wire,Ser
• Analog Input Type: n/a
• Ain Range: ± 2 pF (Delta C)
• Adc Architecture: Sigma-Delta
• Pkg Type: CSP

AD7143
Table 17. STAGE_CAL_EN Register
Address
0x001
Data Bit
[0]
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[11:8]
[13:12]
[15:14]
Default
0
0
0
0
0
0
0
0
0
0
0
Type
R/W
STAGE0_CAL_EN
STAGE1_CAL_EN
STAGE2_CAL_EN
STAGE3_CAL_EN
STAGE4_CAL_EN
STAGE5_CAL_EN
STAGE6_CAL_EN
STAGE7_CAL_EN
Unused
AVG_FP_SKIP
AVG_LP_SKIP
Name
Rev. 0 | Page 36 of 56
Description
STAGE0 calibration enable
0 = disable
1 = enable
STAGE1 calibration enable
0 = disable
1 = enable
STAGE2 calibration enable
0 = disable
1 = enable
STAGE3 calibration enable
0 = disable
1 = enable
STAGE4 calibration enable
0 = disable
1 = enable
STAGE5 calibration enable
0 = disable
1 = enable
STAGE6 calibration enable
0 = disable
1 = enable
STAGE7 calibration enable
0 = disable
1 = enable
Set unused register bits = 0
Full power mode skip control
00 = skip 3 samples
01 = skip 7 samples
10 = skip 15 samples
11 = skip 31 samples
Low power mode skip control
00 = use all samples
01 = skip 1 sample
10 = skip 2 samples
11 = skip 3 samples