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AXP209 Datasheet(PDF) 38 Page - List of Unclassifed Manufacturers

Part No. AXP209
Description  Enhanced single Cell Li-Battery and Power System Management IC
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Maker  ETC2 [List of Unclassifed Manufacturers]
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AXP209 Datasheet(HTML) 38 Page - List of Unclassifed Manufacturers

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AXP209
Enhanced single Cell Li-Battery and Power System Management IC
7
Battery voltage ADC Enable
0:Disable, 1:Enable
RW
1
6
Battery current ADC Enable
RW
0
5
ACIN Voltage ADC Enable
RW
0
4
ACIN Current ADC Enable
RW
0
3
VBUS Voltage ADC Enable
RW
0
2
VBUS Current ADC Enable
RW
0
1
APS Voltage ADC Enable
RW
1
0
TS Pin ADC Function is enabled
RW
1
10.27 REG 83H: ADC Enable 2
The default value: 80H
Bit
Description
R / W
Default
value
7
AXP209 Internal temperature
monitoring ADC Enable
0:Disable, 1:Enable
RW
1
6-4
Reserved, can not be changed
3
GPIO0 ADC Function is enabled
0:Disable, 1:Enable
RW
0
2
GPIO1 ADC Function is enabled
RW
0
1-0
Reserved, can not be changed
10.28 REG 84H: ADC Sampling rate settings, TS Pin control
The default value: 32H
Bit
Description
R / W
Default
value
7-6
ADC Sampling rate settings
25 × 2
n
RW
0
Sampling rates is 25, 50, 100, 200Hz
5-4
TS Pin output current setting:
RW
11
00: 20uA; 01: 40uA; 10: 60uA; 11: 80uA
3
Reserved, can not be changed
2
TS Pin function select
RW
0
0:Battery temperature monitoring function,1:External independent ADC
1-0
TS Current output setting
00:Disabled
RW
1
01:Output current only when charging
RW
0
10: Only when ADC is sampling input
11:Always enabled
10.29 REG 85H: ADC Input Range
The default value: X0H
Confidential
Page 38/45


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