Datasheet

LTC4156
39
4156f
Table 31. USB On-The-Go Interrupt Mask
USB On-The-Go INTERRUPT MASK REG6
SUB ADDRESS 0x06 ENABLE_OTG_INT
DIRECTION Write and Readback
INTERRUPT ENABLE
STATUS D7 D6 D5 D4 D3 D2 D1 D0
USB On-The-Go
Interrupts Disabled*
0
USB On-The-Go
Interrupts Enabled
1
*Default.
Interrupt triggered by any change in EN_BOOST, ID_DETECT. Any data
written to sub address 0x06 has side effect of
clearing any pending
interrupt request.
Table 32. Input Current Limit Interrupt Mask
INPUT CURRENT LIMIT INTERRUPT MASK REG6
SUB ADDRESS 0x06 ENABLE_AT_ILIM_INT
DIRECTION Write and Readback
INTERRUPT
ENABLE STATUS D7 D6 D5 D4 D3 D2 D1 D0
Input Current Limit
Interrupts Disabled*
0
Input Current Limit
Interrupts Enabled
1
*Default.
Interrupt triggered by any change in AT_INPUT_ILIM. Any data written
to sub address 0x06 has side effect of clearing any pending interrupt
request.
OPERATION
Table 33. Input Undervoltage Current Limit (Brownout
Detection) Interrupt Mask
INPUT UNDERVOLTAGE CURRENT LIMIT (BROWNOUT
DETECTION) INTERRUPT MASK REG6
SUB ADDRESS 0x06 ENABLE_INPUT_UVCL_INT
DIRECTION Write and Readback
INTERRUPT ENABLE
STATUS D7 D6 D5 D4 D3 D2 D1 D0
Input Undervoltage
Current Limit
Interrupts Disabled*
0
Input Undervoltage
Current Limit
Interrupts Enabled
1
*Default.
Interrupt triggered by any change in INPUT_UVCL_ACTIVE. Any data
written to sub address 0x06
has side effect of clearing any pending
interrupt request.
Table 34. USB On-The-Go Step-Up Voltage Converter
Manual Activation
USB On-The-Go STEP-UP VOLTAGE CONVERTER MANUAL
ACTIVATION REG6
SUB ADDRESS 0x06 REQUEST_OTG
DIRECTION Write and Readback
STEP-UP
REGULATOR
ACTIVATION D7 D6 D5 D4 D3 D2 D1 D0
Step-Up Regulator
Activation Auto-
matic or Disabled*
0
Enable Step-Up
Voltage Regulator
1
*Default.
Regulator cannot be activated if voltage is applied to either the USB
or
WALL inputs. Automatic activation controlled by LOCKOUT_ID_PIN. Any
data written to sub address 0x06 has side effect of clearing any pending
interrupt request.