EVAL-AD7152EBZ View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'EVAL-AD7152EBZ' PDF : 24 Pages View PDF
AD7152/AD7153
CAP SETUP REGISTERS
Address 0x0B for Channel 1
Address 0x0E Channel 2 (AD7152 Only)
Default Value 0x00
Table 10. CAP Setup Register Bit Map
Bit
Bit 7
Mnemonic
Range 1
Default
0
Bit 6
Range 0
0
Data Sheet
Bit 5
CAPDIFF
0
Bit 4
Unused
0
Bit 3
Unused
0
Bit 2
Unused
0
Bit 1
Unused
0
Bit 0
Unused
0
Table 11. CAP Setup Register Bit Descriptions
Bit Mnemonic Description
7
Range 1
Capacitive input range and mode setup
6
Range 0
Capacitive Input Range
5
CAPDIFF
Range 1 Range 0 CAPDIFF = 1 (Differential Mode)
CAPDIFF = 0 (Single-Ended Mode)
0
0
±1 pF
2 pF
0
1
±0.25 pF
0.5 pF
1
0
±0.5 pF
0.25 pF
1
1
±2 pF
4 pF
4 to 0 N/A
These bits must be 0 for proper operation
CONFIGURATION REGISTER
Address Pointer 0x0F
Default Value 0x00
Table 12. Configuration Register Bit Map
Bit
Bit 7
Bit 6
Mnemonic
Unused
Unused
Default
0
0
Bit 5
Unused
0
Bit 4
Ch1en
0
Bit 3
Ch2en
0
Bit 2
MD2
0
Bit 1
MD1
0
Table 13. Configuration Register Bit Descriptions
Bit Mnemonic Description
7 to 5 N/A
These bits must be 0 for proper operation
4
Ch1en
Ch2en = 1 enables Channel 1 for single conversion, continuous conversion, or calibration
3
Ch2en
Ch2en = 1 enables Channel 2 for single conversion, continuous conversion, or calibration
2
MD2
Converter mode of operation setup
1
MD1
MD2
MD1
MD0
Mode
0
MD0
0
0
0
Idle
0
0
1
Continuous conversion
0
1
0
Single conversion
0
1
1
Power-down
1
0
0
N/A
1
0
1
Capacitance system offset calibration
1
1
0
Capacitance system gain calibration
1
1
1
N/A
Bit 0
MD0
0
Rev. A | Page 16 of 24
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