ade7566 Analog Devices, Inc., ade7566 Datasheet - Page 35

• Manufacturer Part Number: ade7566
• Description: Single-phase Energy Measurement Ic With 8052 Mcu, Rtc, And Lcd Driver
• Manufacturer: Analog Devices, Inc.

Table 30. Energy Measurement SFRs
Address
0x91
0x92
0x93
0x94
0xD1
0xD2
0xD3
0xD4
0xD5
0xD6
0xD9
0xDA
0xDB
0xDC
0xDD
0xDE
0xE2
0xE3
0xE4
0xE5
0xE6
0xE7
I
I AP
I N
V P
V N
×1, ×2, ×4,
×8, ×16
{GAIN[2:0]}
PGA1
PGA2
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
R
ADC
ADC
Name
MADDPT
MDATL
MDATM
MDATH
VRMSL
VRMSM
VRMSH
IRMSL
IRMSM
IRMSH
MIRQENL
MIRQENM
MIRQSTL
MIRQSTM
MIRQSTH
WAV1L
WAV1M
WAV1H
WAV2L
WAV2M
WAV2H
MIRQENH
HPF
PHCAL[7:0]
HPF
Ф
INTEGRATOR
dt
× 2
× 2
MULTIPLIER
VRMSOS[11:0]
Figure 37. Energy Metering Block Diagram
IRMSOS[11:0]
Description
Energy Measurement Pointer Address.
Energy Measurement Pointer Data Lowest Significant Byte.
Energy Measurement Pointer Data Middle Byte.
Energy Measurement Pointer Data Most Significant Byte.
V
V
V
I
I
I
Energy Measurement Interrupt Enable Lowest Significant Byte.
Energy Measurement Interrupt Enable Middle Byte.
Energy Measurement Interrupt Enable Most Significant Byte.
Energy Measurement Interrupt Status Lowest Significant Byte.
Energy Measurement Interrupt Status Middle Byte.
Energy Measurement Interrupt Status Most Significant Byte.
Selection 1 Sample Lowest Significant Byte.
Selection 1 Sample Middle Byte.
Selection 1 Sample Most Significant Byte.
Selection 2 Sample Lowest Significant Byte.
Selection 2 Sample Middle Byte.
Selection 2 Sample Most Significant Byte.
rms
rms
rms
LPF
LPF
rms
rms
rms
Measurement Lowest Significant Byte.
Measurement Middle Byte.
Measurement Most Significant Byte.
Measurement Lowest Significant Byte.
Measurement Middle Byte.
Measurement Most Significant Byte.
π
2
Rev. 0 | Page 35 of 136
LPF2
WATTOS[15:0]
LPF2
WGAIN[11:0]
VAROS[15:0]
VADIV[7:0]
VARGAIN[11:0]
VAGAIN[11:0]
%
%
METERING SFRs
VARDIV[7:0]
%
WDIV[7:0]
ADE7566/ADE7569
DFC
DFC
CF1NUM[15:0]
CF1DEN[15:0]
CF2NUM[15:0]
CF2DEN[15:0]
CF2
CF1