Freescale Semiconductor /MKW40Z4 /DCDC /REG2

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Interpret as REG2

31 2827 2423 2019 1615 1211 87 43 0 0 0 0 0 0 0 0 00 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0DCDC_LOOPCTRL_DC_C 0DCDC_LOOPCTRL_DC_FF 0 (DCDC_LOOPCTRL_HYST_SIGN)DCDC_LOOPCTRL_HYST_SIGN 0 (DCDC_LOOPCTRL_TOGGLE_DIF)DCDC_LOOPCTRL_TOGGLE_DIF 0 (DCDC_BATTMONITOR_EN_BATADJ)DCDC_BATTMONITOR_EN_BATADJ 0DCDC_BATTMONITOR_BATT_VAL

Description

DCDC REGISTER 2

Fields

DCDC_LOOPCTRL_DC_C

Ratio of integral control parameter to proportional control parameter in the switching DC-DC converter, it can be used to optimize efficiency and loop response

DCDC_LOOPCTRL_DC_FF

Two complement feed forward step in duty cycle in the switching DC-DC converter

DCDC_LOOPCTRL_HYST_SIGN

Invert the sign of the hysteresis in DC-DC analog comparators. This bit is set when in Pulsed mode.

DCDC_LOOPCTRL_TOGGLE_DIF

Set high to enable supply stepping to change, only after the differential control loop has toggled

DCDC_BATTMONITOR_EN_BATADJ

This bit enables the DC-DC to improve efficiency and minimize ripple using the information from the BATT_VAL field

DCDC_BATTMONITOR_BATT_VAL

Software should be configured to place the battery voltage in this register measured with an 8 mV LSB resolution through the ADC

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