CS5490
6.6.33 Active Power (PAVG) – Page 16, Address 5
MSB
LSB
0
-1
-2
-3
-4
-5
-6
-7
-17
-18
-19
-20
-21
-22
-23
.....
-(2 )
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Default = 0x00 0000
Instantaneous power is averaged over each low-rate interval (SampleCount samples) and then added with
power offset (P ) to compute active power (P ).
OFF
AVG
This is a two's complement value in the range of -1.0 value 1.0, with the binary point to the right of the
MSB.
6.6.34 RMS Current (IRMS) – Page 16, Address 6
MSB
LSB
-1
-2
-3
-4
-5
-6
-7
-8
-18
-19
-20
-21
-22
-23
-24
.....
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Default = 0x00 0000
contains the root mean square (RMS) values of I, calculated during each low-rate interval.
I
RMS
This is an unsigned value in the range of 0value1.0, with the binary point to the left of the MSB.
6.6.35 RMS Voltage (VRMS) – Page 16, Address 7
MSB
LSB
-1
-2
-3
-4
-5
-6
-7
-8
-18
-19
-20
-21
-22
-23
-24
.....
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Default = 0x00 0000
contains the root mean square (RMS) value of V, calculated during each low-rate interval.
V
RMS
This is an unsigned value in the range of 0value1.0, with the binary point to the left of the MSB.
6.6.36 Reactive Power (QAvg) – Page 16, Address 14
MSB
LSB
0
-1
-2
-3
-4
-5
-6
-7
-17
-18
-19
-20
-21
-22
-23
.....
-(2 )
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Default = 0x00 0000
Reactive power (Q
) is Q averaged over each low-rate interval (SampleCount samples) and corrected by
AVG
Q
.
OFF
This is a two's complement value in the range of -1.0 value 1.0, with the binary point to the right of the
MSB.
DS982F2
45
APEX [ CIRRUS LOGIC ]
