AS5147P-HTST datasheet(16/40 Pages) AMSCO

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[v1-01] 2015-May-12

AS5147P − Detailed Description

Volatile Registers

The volatile registers are shown in Figure 19. Each register has

a 14-bit address.

Figure 19:

Volatile Register Table

Reading the NOP register is equivalent to a nop (no operation)

instruction for the AS5147P.

Figure 20:

ERRFL (0x0001)

Reading the ERRFL register automatically clears its contents

(ERRFL=0x0000).

Address

Name

Default

Description

0x0000

NOP

0x0000

No operation

0x0001

ERRFL

0x0000

Error register

0x0003

PROG

0x0000

Programming register

0x3FFC

DIAAGC

0x0180

Diagnostic and AGC

0x3FFD

MAG

0x0000

CORDIC magnitude

0x3FFE

ANGLEUNC

0x0000

Measured angle without dynamic angle

error compensation

0x3FFF

ANGLECOM

0x0000

Measured angle with dynamic angle error

compensation

Name

Read/Write

Bit Position

Description

PARERR

Parity error

INVCOMM

Invalid command error: set to 1 by reading or writing

an invalid register address

FRERR

Framing error: is set to 1 when a non-compliant SPI

frame is detected

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