BQ25890H Datasheet, PDF (38/66 Pages) Texas Instruments – I2C Controlled Single Cell 5-A Fast Charger

BQ25890H
SLUSCC5 – SEPTEMBER 2016
8.4.4 REG03
Figure 29. REG03
7
6
5
4
3
2
1
0
0
0
1
1
0
1
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 11. REG03
Bit
Field
7
FORCE_DSEL
6
WD_RST
5
OTG_CONFIG
4
CHG_CONFIG
3
SYS_MIN[2]
2
SYS_MIN[1]
1
SYS_MIN[02]
0
MIN_VBAT_SEL
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
by REG_RST
by REG_RST
by Watchdog
by REG_RST
by Watchdog
by REG_RST
by Watchdog
by REG_RST
by REG_RST
by REG_RST
by REG_RST
by Watchdog
Description
DSEL Pin Control
0 – Allow DSEL pin output to drive low (default)
1 – Force DSEL pin output to drive high
I2C Watchdog Timer Reset
0 – Normal (default)
1 – Reset (Back to 0 after timer reset)
Boost (OTG) Mode Configuration
0 – OTG Disable (default)
1 – OTG Enable
Charge Enable Configuration
0 - Charge Disable
1- Charge Enable (default)
0.4V
0.2V
0.1V
Minimum System Voltage Limit
Offset: 3.0V
Range 3.0V-3.7V
Default: 3.5V (101)
Minimum Battery Voltage (falling) to exit boost mode
0 - 2.9V (default)
1- 2.5V
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0
0
RW
38
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