Si7015-A10
26 Rev. 1.0
6. Control Registers
Table 20 contains a summary of the Si7015 register set. Each register is described in more detail below.
6.1. Register Detail
Reset Settings = 0000_0001
Table 20. Si7015 Register Summary
Register Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
I
2
C Register Summary
0x00 STATUS RSVD RSVD RSVD RSVD RSVD RSVD RSVD /RDY
0x01 DATAh Relative Humidity or Temperature, High Byte
0x02 DATAl Relative Humidity or Temperature, Low Byte
0x03 CONFIG RSVD RSVD FAST TEMP RSVD RSVD HEAT START
0x11 ID ID3 ID2 ID1 ID0 0 0 0 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.
Register 0. STATUS
BitD7D6D5D4D3D2D1D0
Name
/RDY
Type R
Bit Name Function
7:1 Reserved Reserved. Reads undefined.
0 /RDY Ready.
0 = conversion complete; results available in DATAh:DATAl.
1 = conversion in progress.