MP3331-2A SYNCHRONOUS BOOST FLASH LED DRIVER WITH I

MP3331 Rev. 1.02

www.MonolithicPower.com

22

5/3/2016

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Table 12: Fault Indication Register

Addr: 0x0B

Bit

Bit Name

Access

Default

Description

7

FT_VBATL

R

0

Low battery voltage fault bit.

0 = no fault.

1 = fault.

6

FT_OVP

R

0

Output over voltage fault bit.

0 = no fault.

1 = fault.

5

FT_VOSC

R

0

VOUT-GND short fault bit.

0 = no fault.

1 = fault.

4

FT_LEDSC

R

0

LED short fault bit.

0 = no fault

1 = fault.

3

FT_OTP

R

0

Junction over-temperature fault bit.

0 = no fault

1 = fault.

2

FT_TO

R

0

Flash time out fault bit.

0 = no fault.

1 = fault.

1

FT_TX

R

0

TX fault bit.

0 = no fault.

1 = fault.

0

NA

R

NA

NA

Table 13: Fault Indication Register

Addr: 0x0C

Bit

Bit Name

Access

Default

Description

7:2

NA

R

NA

Reserved.

1

NA

R

NA

Reserved.

0

FT_LEDOP

R

0

LED open fault bit.

0 = no fault;

1 = fault.