Data Sheet

ADP1660

Rev. 0 | Page 21 of 28

Table 19. LED1 TxMASK Current Register (Register 0x07)

Bits

Bit Name

Access

Description

[7:6]

Reserved

R/W

Reserved.

[5:0]

I_TX1

R/W

These bits set the TxMASK current value for LED1. The current setting is equal to the value of these

six bits multiplied by 12.5 mA (I_TX1 × 12.5). The maximum TxMASK current value is 750 mA.

00 0000 = 0 mA.

00 0001 = 12.5 mA.

…

00 1000 = 100 mA.

…

01 0100 = 250 mA (default).

…

10 1000 = 500 mA.

…

11 1100 = 750 mA.

…

11 1111 = 750 mA.

Table 20. LED1 Torch/Assist Current Register (Register 0x08)

Bits

Bit Name

Access

Description

[7:5]

Reserved

R/W

Reserved.

[4:0]

I_TOR1

R/W

These bits set the torch/assist current value for LED1. The current setting is equal to the value of

these five bits multiplied by 12.5 mA (I_TOR1 × 12.5). The maximum current value is 200 mA.

0 0000 = 0 mA.

…

0 0100 = 50 mA (default).

…

0 1000 = 100 mA.

…

0 1100 = 150 mA.

…

1 0000 = 200 mA.

…

1 1111 = 200 mA.

Table 21. LED2 Flash Current Register (Register 0x09)

Bits

Bit Name

Access

Description

[7:6]

Reserved

R/W

Reserved.

[5:0]

I_FL2

R/W

These bits set the flash current value for LED2. The current setting is equal to the value of these six

bits multiplied by 12.5 mA (I_FL2 × 12.5). The maximum current value is 750 mA.

00 0000 = 0 mA.

00 0001 = 12.5 mA.

…

00 1000 = 100 mA.

…

01 0100 = 250 mA.

…

10 1000 = 500 mA (default).

…

11 1100 = 750 mA.

…

11 1111 = 750 mA.