AXP209 View Datasheet(PDF) - Unspecified
Part Name
Description
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AXP209 Datasheet PDF : 45 Pages
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AXP209
Enhanced single Cell Li-Battery and Power System Management IC
Exit battery activation
Low battery warning
Register 49H [4] IRQ11
mode
Register 4BH [0] IRQ31
LEVEL2
Register 49H [3] IRQ12
Charging
Register 4CH [7]
Register 49H [2]
Register 49H [1]
Register 49H [0]
Register 4AH [7]
Register 4AH [6]
Register 4AH [5]
Register 4AH [4]
IRQ13
IRQ14
IRQ15
IRQ16
IRQ17
IRQ18
IRQ19
Charging complete
Battery temperature is
too high
Battery temperature is
too low
IC Internal over-
temperature
Charging current
shortage
DCDC1 Voltage is too
low
DCDC2 Voltage is too
low
Register 4CH [6]
Register 4CH [5]
Register 4CH [4]
Register 4CH [3]
Register 4CH [2]
Register 4CH [1]
Register 4CH [0]
IRQ32
IRQ33
IRQ34
Timer interrupt
PEK Rising
edge
PEK Falling
edge
IRQ35
IRQ36
IRQ37
IRQ38
Reserved
GPIO3 Edge trigger
input
GPIO2 Edge trigger
input
GPIO1 Edge trigger
input
GPIO0 Edge trigger
input
10 Registers
Group 1: Power Control
Address
Register Description
00
Power Status Register
01
Power Mode/Charging Status Register
02
OTG VBUS Status Register
04-0F
Data buffer register
12
DC-DC2 / 3 & LDO2 / 3/4 & EXTEN Control Register
23
DC-DC2 Voltage setting register
25
DC-DC2/LDO3 Voltage ramp parameter
27
DC-DC3 Voltage setting register
28
LDO2 / 3 Voltage setting register
30
VBUS-IPSOUT Path setting register
31
VOFF Shutdown voltage setting register
32
Shutdown, battery detection, CHGLED Control
33
Charge control register 1
34
Charge control register 2
35
Backup battery charging control register
36
PEK Parameter setting register
37
DCDC Converter operating frequency setting
38
Battery charging low temperature alarm setting
39
Battery charging temperature alarm setting
3A
APS Low Power Level1 Setting register
3B
APS Low Power Level2 Setting register
Battery discharge and low temperature
3C
alarm setting register
3D
Battery discharge temperature alarm setting
80
DCDC Work mode setting register
82
ADC Enable setting register 1
Confidential
R / W Default value
R
R
R
R/W
00H
R / W XXH
R / W XXH
R/W
00H
R / W XXH
R / W XXH
R/W
60H
R / W X3H
R/W
46H
R / W CXH
R/W
41H
R/W
22H
R / W 5DH
R/W
08H
R / W A5H
R/W
1FH
R/W
68H
R/W
5FH
R/W
R/W
R/W
R/W
FCH
16H
E0H
83H
Page 28/45
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