MP3326

– 16-CHANNEL LED DRIVER WITH I2C AND SEPARATED PDIM/ADIM

MP3326 Rev. 1.0

www.MonolithicPower.com

23

1/4/2021

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Channel Short Fault Register (Channels 1

–8)

Addr: 0x09

Bit

Bit Name

Access

Default

Description

7

CH8S

R

0

Channel 8 short protection fault flag.

0: No short fault has occurred

1: A fault has occurred

6

CH7S

R

0

Channel 7 short protection fault flag.

0: No short fault has occurred

1: A fault has occurred

5

CH6S

R

0

Channel 6 short protection fault flag.

0: No short fault has occurred

1: A fault has occurred

4

CH5S

R

0

Channel 5 short protection fault flag.

0: No short fault has occurred

1: A fault has occurred

3

CH4S

R

0

Channel 4 short protection fault flag.

0: No short fault has occurred

1: A fault has occurred

2

CH3S

R

0

Channel 3 short protection fault flag.

0: No short fault has occurred

1: A fault has occurred

1

CH2S

R

0

Channel 2 short protection fault flag.

0: No short fault has occurred

1: A fault has occurred

0

CH1S

R

0

Channel 1 short protection fault flag.

0: No short fault has occurred

1: A fault has occurred

Channel 1 LED Current Setting Register

Addr: 0x0A

Bits

Bit Name

Access

Default

Description

7:6

RESERVED

R

00

Reserved.

5:0

ICH1[5:0]

R/W

111111

Channel 1 LED current analog dimming register. The current can

be calculated with the following equation:

LED

Code

I

=

ISET

63

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