SI7005-B-FM View Datasheet(PDF) - Silicon Laboratories
Part Name
Description
MFG CO.
'SI7005-B-FM' PDF : 40 Pages View PDF
Si7005
7. Control Registers
Table 24 contains a summary of the Si7005 register set. Each register is described in more detail below.
Table 24. Si7005 Register Summary
Register Name
0
STATUS
1
DATAh
2
DATAl
3
CONFIG
17
ID
Bit 7
Bit 6 Bit 5 Bit 4 Bit 3
I2C Register Summary
Bit 2
Bit 1
Bit 0
RSVD RSVD RSVD RSVD RSVD RSVD RSVD /RDY
Relative Humidity or Temperature, High Byte
Relative Humidity or Temperature, Low Byte
RSVD RSVD FAST TEMP RSVD RSVD HEAT START
ID3
ID2 ID1 ID0
0
0
0
0
Notes:
1. Any register address not listed here is reserved and must not be written.
2. Reserved register bits (RSVD) must always be written as zero; the result of a read operation on these bits is
undefined.
7.1. Register Detail (Defaults in Bold)
Register 0. STATUS
Bit
D7
D6
D5
D4
D3
D2
Name
Type
Reset Settings = 0000_0001
Bit
Name
Function
7:1 Reserved Reserved. Reads undefined.
0
/RDY Ready.
0 = conversion complete; results available in DATAh:DATAl.
1 = conversion in progress.
D1
D0
/RDY
R
Rev. 1.3
27
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