SI7005EVB-UDP 查看數據表（PDF） - Silicon Laboratories

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SI7005EVB-UDP

DIGITAL I2C HUMIDITY AND TEMPERATURE SENSOR

Silicon Laboratories 

Si7005

Register 3. CONFIG

Bit

D7

D6

D5

D4

D3

D2

Name

FAST

TEMP

Type

R/W

R/W

Reset Settings = 0000_0000

Bit

Name

Function

7:6 Reserved Reserved. Reads undefined. Always write as zero.

5

FAST Fast Mode Enable.

0 = 35 ms (typical)

1 = 18 ms (typical)

4

TEMP Temperature Enable.

0 = Relative humidity

1 = Temperature

3:2 Reserved Reserved. Reads undefined. Always write as zero.

1

HEAT Heater Enable.

0 = heater off

1 = heater on

0

START Conversion Start.

0 = do not start a conversion

1 = start a conversion

D1

HEAT

D0

START

R/W

Register 17. ID

Bit

D7

D6

D5

D4

D3

D2

D1

D0

Name

ID7

ID6

ID5

ID4

ID3

ID2

ID1

ID0

Type

R

R

R

R

R

R

R

R

Reset Settings = 0101_0000

Bit

Name

Function

7:0

ID

Identification.

See section “5.1.5. Device Identification”.

Rev. 1.3

29

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