參數(shù)資料
型號: EVAL-AD7152EBZ
廠商: Analog Devices Inc
文件頁數(shù): 8/24頁
文件大?。?/td> 0K
描述: BOARD EVAL AD7152
標(biāo)準(zhǔn)包裝: 1
傳感器類型: 觸摸,電容式
接口: I²C
電源電壓: 2.7 V ~ 3.6 V
嵌入式:
已供物品: 板,CD
已用 IC / 零件: AD7152
產(chǎn)品目錄頁面: 781 (CN2011-ZH PDF)
相關(guān)產(chǎn)品: AD7152BRMZ-ND - IC CDC 12BIT 2/4CH 10MSOP
AD7152BRMZ-REEL-ND - IC CDC 12BIT 2/4CH 10MSOP
AD7152/AD7153
Rev. 0 | Page 16 of 24
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
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Mnemonic
Range 1
Range 0
CAPDIFF
Unused
Default
0
Table 11. CAP Setup Register Bit Descriptions
Bit
Mnemonic
Description
7
Range 1
Capacitive input range and mode setup
6
Range 0
Range 1
Range 0
Capacitive Input Range
5
CAPDIFF
CAPDIFF = 1 (Differential Mode)
CAPDIFF = 0 (Single-Ended Mode)
0
±1 pF
2 pF
0
1
±0.25 pF
0.5 pF
1
0
±0.5 pF
0.25 pF
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
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Mnemonic
Unused
Ch1en
Ch2en
MD2
MD1
MD0
Default
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
Idle
0
1
Continuous conversion
0
1
0
Single conversion
0
1
Power-down
1
0
N/A
1
0
1
Capacitance system offset calibration
1
0
Capacitance system gain calibration
1
N/A
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