BQ25872 Datasheet, PDF (54/68 Pages) Texas Instruments – Battery Switch Charger

bq25872
SLUSCQ6 – OCTOBER 2016
www.ti.com
8.5.32 REG 26 (EVENT_3)
Figure 51. REG26 (EVENT_3)
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
R
R
R
R
R
R
R
R
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 33. REG26 (EVENT_3) (0x26 Register)
Bit Field
7 SCP_FLT
6 Reserved
5 Reserved
4 Reserved
3 VUSB_OVP_FLT
2 VBAT_OVP_FLT
1 IBAT_OCP_FLT
0 VOUT_OVP_FLT
Reset
Type
Description
REG_RST Watchdog EN
Indicates if high current from VBUS to VOUT has hit
R
Y
N
Y
I_SCP threshold. Battery switch is disabled
0 – no fault (default)
1 – short circuit fault
R
N/A
N/A
N/A Reserved bit. Always reads 0.
R
N/A
N/A
N/A Reserved bit. Always reads 0.
R
N/A
N/A
N/A Reserved bit. Always reads 0.
Indicates if VUSB_OVP threshold is reached. Battery
R
Y
N
Y
switch is disabled
0 – no fault (default)
1 – VUSB_OVP fault
Indicates if VBAT_OVP threshold is reached. Battery
R
Y
N
Y
switch is disabled
0 – no fault (default)
1 – VBAT_OVP fault
Indicates if IBAT_OCP threshold is reached. Battery
R
Y
N
Y
switch is disabled
0 – no fault (default)
1 – IBAT_OCP fault
Indicates if VOUT_OVP threshold is reached. Battery
R
Y
N
Y
switch is disabled
0 – no fault (default)
1 – VOUT_OVP fault
8.5.33 REG27 and REG28 (VUSB_ADC)
Figure 52. REG27 and REG28 (VUSB_ADC)
REG27
REG28
7
6
5
4
3
2
1
0
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
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