SC5014A

24

Definition of Registers and Bits

Fault Status Register

Bit Field

Definition

Read / Write Description

0x00 [7]

CLF

W

Clear latching flags bit.

(Set =  to clear OTP, LED_OPEN, LED_SHORT and mask OVP for 32 to 64μs)

0x00 [5]

LED_SHORT

R

One or more LED strings faulted shorted

0x00 [4]

LED_OPEN

R

One or more LED strings faulted open

0x00 [2]

OTP

R

Thermal shutdown ( = thermal OTP fault)

0x00 []

OVP

R

Output over-voltage fault (  = OVP )

0x00 [0]

FAULT

R

OR of all fault conditions (0= no fault,  = fault condition)

Analog Dimming Control Register

Bit Field

Definition

Read / Write Description

0x02 [4:0]

IDAC [4:0]

R / W

5-bit analog dimming register — The LED current can adjusted in 32 steps from 0mA to max

value determined by R

Register Map

Address

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Reset

Value

Description

0x00

CLF

LED_

SHORT

LED_

OPEN

OTP

OVP

FAULT

0x00

Fault Status

0x02

IDAC4

IDAC3

IDAC2

IDAC

IDAC0

0xF

Analog Dimming

Control