Data Sheet
REGISTERS LIST
Table 30. Registers Located in DSP Data Memory RAM
ADE7880
Register
Bit
Bit Length During
Address
0x4380
0x4381
0x4382
0x4383
0x4384
0x4385
0x4386
0x4387
Name
AIGAIN
AVGAIN
BIGAIN
BVGAIN
CIGAIN
CVGAIN
NIGAIN
Reserved
R/W 1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Length
24
24
24
24
24
24
24
24
Communication 2
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
Type 3
S
S
S
S
S
S
S
S
Default Value
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
Description
Phase A current gain adjust.
Phase A voltage gain adjust.
Phase B current gain adjust.
Phase B voltage gain adjust.
Phase C current gain adjust.
Phase C voltage gain adjust.
Neutral current gain adjust.
This location should not be written for proper
operation.
0x4388
DICOEFF
R/W
24
32 ZPSE
S
0x0000000
Register used in the digital integrator algorithm.
If the integrator is turned on, it must be set at
0xFF8000. In practice, it is transmitted as
0xFFF8000.
0x4389
0x438A
0x438B
0x438C
0x438D
0x438E
0x438F
0x4390
0x4391
0x4392
0x4393
0x4394
0x4395
0x4396-
APGAIN
AWATTOS
BPGAIN
BWATTOS
CPGAIN
CWATTOS
AIRMSOS
AVRMSOS
BIRMSOS
BVRMSOS
CIRMSOS
CVRMSOS
NIRMSOS
Reserved
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
24
24
24
24
24
24
24
24
24
24
24
24
24
N/A
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
N/A
S
S
S
S
S
S
S
S
S
S
S
S
S
N/A
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
Phase A power gain adjust.
Phase A total active power offset adjust.
Phase B power gain adjust.
Phase B total active power offset adjust.
Phase C power gain adjust.
Phase C total active power offset adjust.
Phase A current rms offset.
Phase A voltage rms offset.
Phase B current rms offset.
Phase B voltage rms offset.
Phase C current rms offset.
Phase C voltage rms offset.
Neutral current rms offset.
These memory locations should not be written for
0x4397
proper operation.
0x4398
0x4399
HPGAIN
ISUMLVL
R/W
R/W
24
24
32 ZPSE
32 ZPSE
S
S
0x000000
0x000000
Harmonic powers gain adjust.
Threshold used in comparison between the sum
of phase currents and the neutral current.
0x439A-
Reserved
N/A
N/A
N/A
N/A
0x000000
These memory locations should not be written for
0x439E
proper operation.
0x439F
VLEVEL
R/W
24
32 ZPSE
S
0x000000
Register used in the algorithm that computes the
fundamental active and reactive powers.
0x43A0-
Reserved
N/A
N/A
N/A
N/A
0x000000
These memory locations should not be written for
0x43A1
proper operation.
0x43A2
0x43A3
0x43A4
0x43A5
0x43A6
0x43A7
0x43A8
0x43A9
0x43AA
0x43AB
0x43AC
0x43AD
0x43AE
AFWATTOS
BFWATTOS
CFWATTOS
AFVAROS
BFVAROS
CFVAROS
AFIRMSOS
BFIRMSOS
CFIRMSOS
AFVRMSOS
BFVRMSOS
CFVRMSOS
HXWATTOS
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
24
24
24
24
24
24
24
24
24
24
24
24
24
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
32 ZPSE
S
S
S
S
S
S
S
S
S
S
S
S
S
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
0x000000
Phase A fundamental active power offset adjust.
Phase B fundamental active power offset adjust.
Phase C fundamental active power offset adjust.
Phase A fundamental reactive power offset adjust.
Phase B fundamental reactive power offset adjust.
Phase C fundamental reactive power offset adjust.
Phase A fundamental current rms offset.
Phase B fundamental current rms offset.
Phase C fundamental current rms offset.
Phase A fundamental voltage rms offset.
Phase B fundamental voltage rms offset.
Phase C fundamental voltage rms offset.
Active power offset adjust on harmonic X
(see Harmonics Calculations section for details).
0x43AF
HYWATTOS
R/W
24
32 ZPSE
S
0x000000
Aactive power offset adjust on harmonic Y
(see Harmonics Calculations section for details).
Rev. A | Page 83 of 104
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