CS5463

24

DS678PP1

5.15.5 Register Read/Write

The Read/Write informs the command decoder that a register access is required. During a read operation, the ad-

dressed register is loaded into an output buffer and clocked out by SCLK. During a write operation, the data is

W/R

Write/Read control

0 = Read

1 = Write

RA[4:0]

Register address bits (bits 5 through 1) of the read/write command.

Register Page 0

Address

RA[4:0]

Name

Description

0

00000

Config

Configuration

1

00001

Current DC Offset

2

00010

Current Gain

3

00011

Voltage DC Offset

4

00100

Voltage Gain

5

00101

Cycle Count

Number of A/D conversions used in one computation cycle (N)).

6

00110

PulseRateE

Sets the E1, E2 and E3 energy-to-frequency output pulse rate.

7

00111

I

Instantaneous Current

8

01000

V

Instantaneous Voltage

9

01001

P

Instantaneous Power

10

01010

Active (Real) Power

11

01011

I

RMS

RMS Current

12

01100

V

RMS

RMS Voltage

13

01101

Ratio of line frequency to output word rate (OWR)

14

01110

Power Offset

15

01111

Status

Status

16

10000

Current AC (RMS) Offset

17

10001

Voltage AC (RMS) Offset

18

10010

Mode

Operation Mode

19

10011

T

Temperature

20

10100

Q

AVG

Average Reactive Power

21

10101

Q

Instantaneous Reactive Power

22

10101

I

Peak

Peak Current

23

10111

V

Peak

Peak Voltage

24

11000

Q

Trig

Reactive Power calculated from Power Triangle

25

11001

PF

Power Factor

26

11010

Mask

Interrupt Mask

27

11011

S

Apparent Power

28

11100

Ctrl

Control

29

11101

P

H

Harmonic Active Power

30

11110

P

F

Fundamental Active Power

31

11111

Q

F

Fundamental Reactive Power / Page

Note: For proper operation, do not attempt to write to unspecified registers.

B7

B6

B5

B4

B3

B2

B1

B0

0W/R

RA4

RA3

RA2

RA1

RA0

0