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Revision 0.01

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AS8530

Preliminary Data Sheet - A p p l i c a t i o n I n f o r m a t i o n

Diagnosis Register

0 x 08

Diagnostic

Register 1

On

POR_VSUP

0000_001

R

b[7:0] are 8 LSB bits of the 24 bit Diagnostic Register

b[7]

WWDT Window watchdog timeout (set on failure of Window watchdog timeout,

cleared after µC read

b[6]

RWAKE Remote Wakeup (set on Remote Wakeup event on LIN Bus, cleared after

µC read)

b[5]

Reserved

b[4]

OVVBAT Overvoltage VBAT (set when VSUP > Vovthh, cleared after µC read)

b[3]

OTEMP140 Over-temperature warning (set when temp > Totset, cleared after µC

read)

b[2]

OTEMP160 Over-temperature Reset (set when temp > Tsd, cleared after µC read)

b[1]

b[0]

PORVSUP (set when VSUP < Vsuvr_on, cleared after µC read)

0 x 09

Diagnostic

Register 2

On

POR_VSUP

0000_0000

R

b[7:0] = DR[15:8] Next 8 LSB bits of the 24 bit Diagnostic Register.

b[7:2]

Reserved

b[1]

TEMPSHUT this bit is set on entering into temporary shutdown state and cleared

after µC read.

b[0]

TXTIMEOUT Tx timeout of 1sec (set on TX low > 1sec, cleared after µC read)

0 x 0A

Reserved

0 x 0B

Reserved

0 x 0C

Reserved

0 x 0D

Reserved

0 x 0E

Reserved

0 x 0F

Reserved

0 x 10

Backup

Register 1

On

POR_VSUP

0000_0000

b[7:0]

R/W

This can be used to store configuration/status data during Sleep mode.

0 x 11

Backup

Register 2

On

POR_VSUP

0000_0000

b[7:0]

R/W

This can be used to store configuration/status data during Sleep mode.

0 x 12

Backup

Register 3

On

POR_VSUP

0000_0000

b[7:0]

R/W

This can be used to store configuration/status data during Sleep mode.

0 x 13

Backup

Register 4

On

POR_VSUP

0000_0000

b[7:0]

R/W

This can be used to store configuration/status data during Sleep mode.

0 x 14

Backup

Register 5

On

POR_VSUP

0000_0000

b[7:0]

R/W

This can be used to store configuration/status data during Sleep mode.

0 x 15

Backup

Register 6

On

POR_VSUP

0000_0000

b[7:0]

R/W

This can be used to store configuration/status data during Sleep mode.

Table 17. Configuration Registers

Addr

Register

Name

POR Value

Bit

Type

Description