BQ25895_16 Datasheet, PDF (42/67 Pages) Texas Instruments – Adjustable Voltage 3.1-A Boost Operation

bq25895
SLUSC88A – MARCH 2015 – REVISED MAY 2016
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8.4.10 REG09
Figure 35. REG09
7
6
5
4
3
2
1
0
0
1
0
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 17. REG09
Bit
Field
7
FORCE_ICO
6
TMR2X_EN
5
BATFET_DIS
4
Reserved
3
BATFET_DLY
2
BATFET_RST_EN
1
PUMPX_UP
0
PUMPX_DN
Type
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Reset
by Softwareby
by Watchdog
by Softwareby
by Watchdog
by Softwareby
by Softwareby
by Softwareby
by Softwareby
by Watchdog
by Softwareby
by Watchdog
Description
Force Start Input Current Optimizer (ICO)
0 – Do not force ICO (default)
1 – Force ICO
Note:
This bit is can only be set only and always returns to 0 after ICO starts
Safety Timer Setting during DPM or Thermal Regulation
0 – Safety timer not slowed by 2X during input DPM or thermal
regulation
1 – Safety timer slowed by 2X during input DPM or thermal regulation
(default)
Force BATFET off to enable ship mode
0 – Allow BATFET turn on (default)
1 – Force BATFET off
Reserved (Default = 0)
BATFET turn off delay control
0 – BATFET turn off immediately when BATFET_DIS bit is set (default)
1 – BATFET turn off delay by t_{SM_DLY} when BATFET_DIS bit is set
BATFET full system reset enable
0 – Disable BATFET full system reset
1 – Enable BATFET full system reset (default)
Current pulse control voltage up enable
0 – Disable (default)
1 – Enable
Note:
This bit is can only be set when EN_PUMPX bit is set and returns to 0
after current pulse control sequence is completed
Current pulse control voltage down enable
0 – Disable (default)
1 – Enable
Note:
This bit is can only be set when EN_PUMPX bit is set and returns to 0
after current pulse control sequence is completed
42
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