Cirrus Logic CS5461A - Manual (Page 34)

CS5461A
34 DS661F3
6.23 Temperature Offset Register ( T
off
)
Address: 30
Default = 0xF3D35A = -0.0951126
Temperature offset (T
off
) is used to remove the temperature channel’s offset at the zero degree reading. Values
are represented in two's complement notation and in the range of -1.0
 T
off
 1.0, with the binary point to the
right of the MSB.
6.24 Apparent Power Register ( S )
Address: 31
Apparent power (S) is the product of the V
RMS
and I
RMS
. The value is represented in unsigned binary notation
and in the range of 0.0
 S  1.0, with the binary point to the left of the MSB.
MSB LSB
-(2
0
) 2
-1
2
-2
2
-3
2
-4
2
-5
2
-6
2
-7 ..... 2
-17
2
-18
2
-19
2
-20
2
-21
2
-22
2
-23
MSB LSB
2
-1
2
-2
2
-3
2
-4
2
-5
2
-6
2
-7
2
-8 ..... 2
-18
2
-19
2
-20
2
-21
2
-22
2
-23
2
-24