Datasheet

90E32AS ENHANCED POLY-PHASE HIGH-PERFORMANCE WIDE-SPAN ENERGY METERING IC
Register 59 April 2, 2013
5.4.4 MEASUREMENT CALIBRATION
5.4.5 EMM STATUS
SoftReset
Software Reset
Table-9 Measurement Calibration Registers
Register
Address Register Name
Read/Write
Type Functional Description Power-on Value
61H
UgainA
R/W Phase A Voltage RMS Gain 8000H
62H
IgainA
R/W Phase A Current RMS Gain 8000H
63H
UoffsetA
R/W Phase A Voltage RMS offset 0000H
64H
IoffsetA
R/W Phase A Current RMS offset 0000H
65H
UgainB
R/W Phase B Voltage RMS Gain 8000H
66H
IgainB
R/W Phase B Current RMS Gain 8000H
67H
UoffsetB
R/W Phase B Voltage RMS offset 0000H
68H
IoffsetB
R/W Phase B Current RMS offset 0000H
69H
UgainC
R/W Phase C Voltage RMS Gain 8000H
6AH
IgainC
R/W Phase C Current RMS Gain 8000H
6BH
UoffsetC
R/W Phase C Voltage RMS offset 0000H
6CH
IoffsetC
R/W Phase C Current RMS offset 0000H
Table-10 EMM Status Registers
Register
Address Register Name
Read/Write
Type Functional Description Power-on Value
70H SoftReset W
Software Reset
71H EMMState0 R
EMM State 0
72H EMMState1 R
EMM State 1
73H EMMIntState0 R/W1C
EMM Interrupt Status 0
74H EMMIntState1 R/W1C
EMM Interrupt Status 1
75H EMMIntEn0 R/W
EMM Interrupt Enable 0
76H EMMIntEn1 R/W
EMM Interrupt Enable 1
78H LastSPIData R/W1C
Last Read/Write SPI Value
79H CRCErrStatus R
CRC Error Status
7AH CRCDigest R/W
CRC Digest
7FH
CfgRegAccEn
R/W
Configure Register Access Enable
Address: 70H
Type: Write
Default Value: 0000H
Bit Name Description
15:0 SoftReset[15:0]
Software reset register. The 90E32AS resets if 789AH is written to this register. The reset domain is the same as the RESET pin
or Power On Reset. Reading this register always return 0.