BQ25872 Datasheet, PDF (56/68 Pages) Texas Instruments – Battery Switch Charger

bq25872
SLUSCQ6 – OCTOBER 2016
www.ti.com
8.5.34 REG 29 (CONTROL_2)
Figure 53. REG29 (CONTROL_2)
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
R
R
R
R
R
R
R
R/W
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 35. REG29 (RSENSE) (0x29 Register)
Bit Field
7 Reserved
4 Reserved
3 Reserved
2 Reserved
1 Reserved
6
VUSBOVP_TH[
1]
5
VUSBOVP_TH[
0]
Type
R
R
R
R
R
R
R
REG_RST
N/A
N/A
N/A
N/A
N/A
Y
Reset
Watchdog
N/A
N/A
N/A
N/A
N/A
N
Y
N
4 OVPSET_DIS
R/W
Y
N
3
VUSBOVP_I2C[
1]
R/W
Y
N
2
VUSBOVP_I2C[
0]
R/W
Y
N
1 Reserved
R
N/A
N/A
0 R_PLACE
R/W
Y
N
Description
EN
N/A
Reserved bit. Always reads 0.
N/A
Reserved bit. Always reads 0.
N/A
Reserved bit. Always reads 0.
N/A
Reserved bit. Always reads 0.
N/A
Reserved bit. Always reads 0.
Y
Indicates the VUSB OVP threshold.
00 – 5.5 V (default)
01 – 6.5 V
Y
10 – 10.5 V
11 – 14.0 V
Disables the OVPSET pin setting. When
disabled, VUSBOVP threshold is only determined
N
by the settings in VUSBOVP_I2C[2:1].
0 – Enable OVPSET pin (default)
1 – Disable OVPSET pin
Y
Indicates the VUSB OVP threshold.
00 – 5.5 V
01 – 6.5 V
Y
10 – 10.5 V
11 – 14.0 V (default)
N/A
Reserved bit. Always reads 0.
Select location of SRP/SRN sense resistor
Y
0 – low-side placement (default)
1 – high-side placement
56
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