STBCFG01 datasheet(31/37 Pages) STMICROELECTRONICS

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STBCFG01

I²C compatible interface registers

DocID026474 Rev 3

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OTG_short: OTG output short-circuit

CHG_ON: charging started

BAT_Fail: battery fail

Table 27: Int_Latch_1 register format (register address: 99h)

POR

R/W

EOC

Bat_OVP

Fast_TMR

Pre_TMR

ASD

IN_OVP

IN_UVLO

00h

R/W

This register is cleared upon read operation.

IN_UVLO: charger input voltage UVLO



0: charger input voltage is above UVLO



1: charger input voltage is below UVLO

IN_OVP: charger input voltage OVP



0: charger input voltage is below OVP



1: charger input voltage is above OVP

ASD: automatic shutdown condition



0: charger input voltage above the automatic shutdown threshold



1: charger input voltage below the automatic shutdown threshold

Pre_TMR: pre-charge timer expiration (has to be cleared by the host)



0: pre-charge timer running



1: pre-charge timer expired

Fast_TMR: fast charge timer expiration (has to be cleared by the host)



0: fast charge timer running



1: fast charge timer expired

WD: watchdog timer expiration (has to be cleared by the host)



0: watchdog timer running



1: watchdog timer expired

Bat_OVP: battery overvoltage protection



0: battery voltage below OVP threshold during charging



1: battery voltage above OVP threshold during charging

EOC: end-of-charge (termination current reached)



0: termination current not reached



1: termination current reached

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