ADP1650

Rev. 0 | Page 22 of 32

Table 11. Output Mode Register (Register 0x04)

Bit Name

Bit

R/W

Description

IL_PEAK

7:6

R/W

Inductor peak current limit setting

00 = 1.75 A

01 = 2.25 A

10 = 2.75 A (default)

11 = 3.0 A

STR_LV

5

R/W

0 = edge sensitive

1 = level sensitive (default)

FREQ_FB

4

R/W

0 = frequency foldback to 1.5 MHz not allowed (default)

1 = frequency foldback to 1.5 MHz allowed

OUTPUT_EN

3

R/W

0 = output off (default)

1 = output on

STR_MODE

2

R/W

0 = software strobe mode (software flash occurs when output is enabled in flash mode)

1 = hardware strobe mode (the STROBE pin must go high for flash) (default)

LED_MOD

1:0

R/W

Configures LED output mode

00 = standby mode (default)

01 = voltage output mode, VOUT = 5 V

10 = assist light mode

11 = flash mode

Table 12. Fault Information Register (Fault, Register 0x05)

Bit Name

Bit

R/W

Description

FL_OVP

7

R

0 = no fault (default)

1 = overvoltage fault

FL_SC

6

R

0 = no fault (default)

1 = short-circuit fault

FL_OT

5

R

0 = no fault (default)

1 = overtemperature fault

FL_TO

4

R

0 = no fault (default)

1 = timeout fault

FL_TX1

3

R

0 = no TxMASK1 operation mode during last flash (default)

1 = TxMASK1 operational mode occurred during last flash

FL_IO2

2

R

If GPIO2 is configured as TxMASK2

0 = no TxMASK2 operations mode during last flash (default)

1 = TxMASK2 operational mode occurred during last flash

If GPIO2 is configured as ILED

0 = no fault (default)

1 = indicator LED Fault

FL_IL

1

R

0 = no fault (default)

1 = inductor peak current limit fault

FL_IDC

0

R

0 = programmed dc current limit not hit (default)

1 = programmed dc current limit hit