BQ25872 Datasheet, PDF (36/68 Pages) Texas Instruments – Battery Switch Charger

bq25872
SLUSCQ6 – OCTOBER 2016
www.ti.com
8.5.8 REG06 (CONTROL)
Figure 27. REG06 (CONTROL)
7
6
5
4
3
2
1
0
0
0
1
0
0
1
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 9. REG06 (CONTROL)
Bit Field
7 VDROP_OVP_EN
6 VDROP_ALM_EN
5 SENSE_R
4 CHG_EN
3 WATCHDOG[1]
2 WATCHDOG[0]
1 RCP_SET
0 REG_RST
Reset
Type
Description
REG_RST Watchdog EN
Enables VDROP_OVP protection
R/W
Y
N
Y
0 – disable VDROP_OVP protection (default)
1 – enable VDROP_OVP protection
Enables VDROP_ALM protection
R/W
Y
N
Y
0 – disable VDROP_ALM protection (default)
1 – enable VDROP_ALM protection
Select the sense resistor value between SRP and SRN
R/W
Y
N
Y
0 – 5 mΩ
1 – 10 mΩ (default)
Software bit for charge enable. This enables the battery
switch. This bit will set to '0' if any fault causes the battery
R/W
Y
Y
Y
switch to be disabled.
0 – charge disabled (default)
1 – charge enabled
R/W
Y
N
Y
Watchdog timer setting
00 – disable watchdog timer
01 – 0.5 s
R/W
Y
N
Y
10 – 1.0 s (default)
11 – 2 s
Reverse current protection (RCP) threshold setting
R/W
Y
N
Y
0 – RCP set to 0 A (default)
1 – RCP set to -3 A
Register reset
R/W
Y
N
Y
0 – no reset (default)
1 – reset all registers to default values
36
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