SI7015-A10 Datasheet, PDF (26/39 Pages) Silicon Laboratories – Excellent long term stability

Si7015-A10
6. Control Registers
Table 20 contains a summary of the Si7015 register set. Each register is described in more detail below.
Table 20. Si7015 Register Summary
Register
Name
Bit 7
Bit 6
Bit 5
Bit 4
I²C Register Summary
Bit 3
Bit 2
Bit 1
0x00
0x01
0x02
STATUS
DATAh
DATAl
RSVD
RSVD RSVD RSVD RSVD RSVD RSVD
Relative Humidity or Temperature, High Byte
Relative Humidity or Temperature, Low Byte
0x03
0x11
CONFIG
ID
RSVD
ID3
RSVD
ID2
FAST
ID1
TEMP
ID0
RSVD
0
RSVD
0
HEAT
0
0x84 0xB8 FWREV
MAJREV
MINREV
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.
Bit 0
/RDY
START
0
6.1. Register Detail
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
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Rev. 1.0