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AXP209 Datasheet(PDF) 40 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) 40 Page - List of Unclassifed Manufacturers

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AXP209
Enhanced single Cell Li-Battery and Power System Management IC
0
RW
0
Charge VBUS charge function setting
0: disable the VBUS charge resistance;1: enable the VBUS charge
resistance and charge the VBUS
10.34 REG 8FH:Over-temperature shutdown feature set
The default value: 21H
Bit
Description
R / W
Default
value
7-3
Reserved, can not be changed
RW
0
2
AXP209 Internal over-temperature shutdown feature set
RW
0
0:Not shut down; 1:Shutdown
1-0
Reserved, can not be changed
10.35 REG 90H: GPIO0 function settings
The default value: 07H
Bit
Description
R / W
Default
value
7
GPIO0 Rising edge IRQ Or
Wakeup Function
0:disable
RW
0
6
GPIO0 Falling edge IRQ Or
Wakeup Function
1:enable
RW
0
5-3
Reserved, can not be changed
RW
0
2
GPIO0 Pin feature set Bit 2-0
000:Output Low
RW
1
001:Output High (3.3V)
010:Universal input function
1
RW
1
011:Low Noise LDO5
0
RW
1
100: ADC Input
1XX:Floating
10.36 REG 91H: LDO5 Output voltage and EXTEN / GPIO high level settings
The default value: A5H
Bit
Description
R / W
Default
value
7-4
LDO5 The output voltage is set
RW
1010
Vout = [1.8 + (Bit7-4)* 0.1] V; default = 1.8 + 10 * 0.1 = 2.8V
3
Reserved, can not be changed
2-0
EXTEN and GPIO [1: 0] output high level setting
RW
101
000: 1.8V; 001: 2.5V; 010: 2.8V; 011: 3.0V; 100: 3.1V; 101: 3.3V; 110: 3.4V;
111: 3.5V
Confidential
Page 40/45


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