BQ25890_16 Datasheet, PDF (52/69 Pages) Texas Instruments – Adjustable Voltage USB On-the-Go Boost Mode

bq25890, bq25892
SLUSC86B – MARCH 2015 – REVISED MAY 2016
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9.4.16 REG0F
Figure 41. REG0F
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 24. REG0F
Bit
Field
7
Reserved
6
SYSV[6]
5
SYSV[5]
4
SYSV[4]
3
SYSV[3]
2
SYSV[2]
1
SYSV[1]
0
SYSV[0]
Type
R
R
R
R
R
R
R
R
Reset
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Description
Reserved: Always reads 0
1280mV
640mV
320mV
160mV
80mV
ADDC conversion of System Voltage (V_SYS)
Offset: 2.304V
Range: 2.304V (0000000) – 4.848V (1111111)
Default: 2.304V (0000000)
40mV
20mV
9.4.17 REG10
Figure 42. REG10
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
Bit
Field
7
Reserved
6
TSPCT[6]
5
TSPCT[5]
4
TSPCT[4]
3
TSPCT[3]
2
TSPCT[2]
1
TSPCT[1]
0
TSPCT[0]
Table 25. REG10
Type
R
R
R
R
R
R
R
R
Reset
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Description
Reserved: Always reads 0
29.76%
14.88%
7.44%
3.72%
1.86%
ADC conversion of TS Voltage (TS) as percentage of REGN
Offset: 21%
Range 21% (0000000) – 80% (1111111)
Default: 21% (0000000)
0.93%
0.465%
52
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