MAXQ3180-RAN+ datasheet(22/48 Pages) MAXIM

22 / 48 page

Low-Power, Multifunction, Polyphase AFE

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Table 4. RAM Register Summary (continued)

NAME

ADDRESS

(BYTE)

DESCRIPTION

R/W

DEFAULT

VALUE

(HEX)

BITS

NAME

DESCRIPTION

PWR_FS

0x026

Power

Calibration

R/W

0x3539

15:0

Power conversion coefficient:

reported power =

PWR_FS x IRMS x VRMS/226

KWHT

0x028

kWh Threshold

R/W

0x0084

1C2F

31:0

Defines the LSB of energy

accumulators (default

0.0001kWh)

KAHT

0x02C

kAh Threshold

R/W

0x1194

0000

31:0

Defines the LSB of Ah

accumulators (default

0.0001kAh)

CYCNT

0x030

Cycle Count

R/W

0x0001

15:0

Defines how many line cycles to

accumulate before calculating

energy

15:11

PLS2SEL

Selects the value for pulse 2

output

10:8

PLS2TRM

Independently selects E1, E2,

and E3 for pulse 2

7:3

PLS1SEL

Selects the value for pulse 1

output

PLSCFG

0x032

Pulse Output

Configuration

R/W

0x1707

2:0

PLS1TRM

Independently selects E1, E2,

and E3 for pulse 1

THR1

0x34

Pulse 1

Threshold

R/W

0x019C

D813

31:0

Pulse 1 duration timer

(1 LSB = 64SCLK)

THR2

0x38

Pulse 2

Threshold

R/W

0x019C

D813

31:0

Pulse 2 duration timer

(1 LSB = 64SCLK)

PLS1_WD

0x3C

Pulse 1 Width

R/W

0x186A

15:0

Downcounter load for pulse 1

duration (default 50ms)

PLS2_WD

0x3E

Pulse 2 Width

R/W

0x186A

15:0

Downcounter load for pulse 2

duration (default 50ms)

RESERVED

64–83

System

—

AVC0

0x054

Allpass Filter

Coefficient

R/W

0x3000

15:0

—

AVC1

0x056

Allpass Filter

Coefficient

R/W

0x5000

15:0

—

LPF_B0FZC

0x058

LPF Coefficient

for Zero Crossing

R/W

0x1000

15:0

—

MAXQ3180-RAN+ Datasheet(PDF) 22 Page - Maxim Integrated Products

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