Datasheet
bq24195
bq24195L
SLUSB97 –OCTOBER 2012
www.ti.com
Thermal Regulation Control Register REG06 (default 00000011, or 03)
BIT DESCRIPTION NOTE
Bit 7 Reserved 0 - Reserved
Bit 6 Reserved 0 - Reserved
Bit 5 Reserved 0 - Reserved
Bit 4 Reserved 0 - Reserved
Bit 3 Reserved 0 - Reserved
Bit 2 Reserved 0 - Reserved
Thermal Regulation Threshold
Bit 1 TREG[1] 00 – 60°C, 01 – 80°C, 10 – 100°C, 11 – Default: 120°C (11)
120°C
Bit 0 TREG[0]
Misc Operation Control Register REG07 (default 01001011, or 4B)
BIT DESCRIPTION NOTE
Force DPDM detection
Bit 7 DPDM_EN 0 – Not in D+/D– detection; Default: Not in D+/D– detection (0), Back to 0
after detection complete
1 – Force D+/D– detection
Safety Timer Setting during Input DPM and Thermal Regulation
Bit 6 TMR2X_EN 0 – Safety timer not slowed by 2X during input DPM Default: Safety timer slowed by 2X (1)
or thermal regulation,
1 – Safety timer slowed by 2X during input DPM or
thermal regulation
Force BATFET Off
Bit 5 BATFET_Disable 0 – Allow Q4 turn on, 1 – Turn off Q4 Default: Allow Q4 turn on(0)
Bit 4 Reserved 0 - Reserved
Bit 3 Reserved 1 - Reserved
Bit 2 Reserved 0 - Reserved
Bit 1 INT_MASK[1] 0 – No INT during CHRG_FAULT, 1 – INT on Default: INT on CHRG_FAULT (1)
CHRG_FAULT
Bit 0 INT_MASK[0] 0 – No INT during BAT_FAULT, 1 – INT on Default: INT on BAT_FAULT (1)
BAT_FAULT
System Status Register REG08
BIT DESCRIPTION
Bit 7 VBUS_STAT[1] 00 – Unknown (no input, or DPDM detection incomplete), 01 – USB host, 10 – Adapter port, 11 – OTG
Bit 6 VBUS_STAT[0]
Bit 5 CHRG_STAT[1] 00 – Not Charging, 01 – Pre-charge (<V
BATLOWV
), 10 – Fast Charging, 11 – Charge Termination Done
Bit 4 CHRG_STAT[0]
Bit 3 DPM_STAT 0 – Not DPM, 1 – VINDPM or IINDPM
Bit 2 PG_STAT 0 – Not Power Good, 1 – Power Good
Bit 1 THERM_STAT 0 – Normal, 1 – In Thermal Regulation
Bit 0 VSYS_STAT 0 – Not in VSYSMIN regulation (BAT>VSYSMIN), 1 – In VSYSMIN regulation (BAT<VSYSMIN)
Fault Register REG09
BIT DESCRIPTION
Bit 7 WATCHDOG_FAULT 0 – Normal, 1- Watchdog timer expiration
Bit 6 Reserved 0 - Reserved
Bit 5 CHRG_FAULT[1] 00 – Normal, 01 – Input fault (VBUS OVP or VBAT<VBUS<3.8V), 10 - Thermal shutdown,
11 – Charge Safety Timer Expiration
Bit 4 CHRG_FAULT[0]
Bit 3 BAT_FAULT 0 – Normal, 1 – BATOVP
Bit 2 NTC_FAULT[2] 000 – Normal, 101 – Cold, 110 – Hot
Bit 1 NTC_FAULT[1]
Bit 0 NTC_FAULT[0]
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