5 mode control (modes) – address: 16, Cs5467 – Cirrus Logic CS5467 User Manual
Page 35
CS5467
DS714F3
35
8.3.5 Mode Control (Modes)
–
Address: 16
Default = 0
VFIX
Use internal RMS voltage reference instead of voltage input for average active power.
0 = Use voltage input.
1 = Use internal RMS voltage reference, VF
RMS.
E1MODE[1:0]
E1, E2, and E3 alternate output mode (when enabled by E2MODE).
00 = E1, E2 = P1
AVG
, P2
AVG
01 = E1, E2 = S1, S2
10 = E1, E2 = Q1
AVG
, Q2
AVG
11 = E1, E2 = Q1
WB
, Q2
WB
E2MODE[1:0]
E2 Output Mode
00 = Energy Sign
01 = Total Apparent Energy
10 = Not Used
11 = Enable E1MODE
VHPF2:IHPF2
High-pass Filter Enable for Energy Channel 2
00 = No Filter
01 = HPF on Current, PMF on Voltage
10 = HPF on Voltage, PMF on Current
11 = HPF on both Voltage and Current
VHPF1:IHPF1
High-pass Filter Enable for Energy Channel 1
00 = No Filter
01 = HPF on Current, PMF on Voltage
10 = HPF on Voltage, PMF on Current
11 = HPF on both Voltage and Current
E3MODE[1:0]
E3 Output Mode (with E1MODE disabled)
00 = Total Reactive Energy (default)
01 = Power Fail Monitor
10 = Voltage1 Sign
11 = Total Apparent Energy
E3MODE[1:0]
E3 Output Mode (with E1MODE enabled)
00 = Power Fail Monitor
01 = Energy Sign
10 = Not Used
11 = Not Used
POS
Positive Energy Only. Suppresses negative values in P1
AVG
and P2
AVG
. If a negative value
is calculated, zero will be stored instead.
AFC
Enables automatic line frequency measurement which sets Epsilon every time a new line
frequency measurement completes. Epsilon is used to control the gain of the 90 degree
phase shift integrator used in quadrature power calculations.
23
22
21
20
19
18
17
16
-
VFIX
-
-
-
-
-
-
15
14
13
12
11
10
9
8
-
E1MODE1
E1MODE0
-
-
E2MODE1
E2MODE0
VHPF2
7
6
5
4
3
2
1
0
IHPF2
VHPF1
IHPF1
-
E3MODE1
E3MODE0
POS
AFC