E
RROR
! R
EFERENCE SOURCE NOT
FOUND
.
P5186 U
SER
M
ANUAL
V 1.0
Error! Reference source not found.
3.7 J201 connector (battery charger)
2
1
J201 is used to simulate a charger. It is a 2-pin male connector. The Table bellow gives the
description of its signals.
Pin number
Signal name
I/O
I/O type
Description
1 CHG_IN
I Current
source
5V / 800 mA max.
External Charger
2 GND
I
Ground
3.8 J301 (Socket up)
Pin number
Signal name
I/O
I/O type
Description
Comment
1, 2
GND
Ground
3, 4, 5,
6, 7, 8
VBATT I/O Supply
Battery
voltage
9, 10
GND
Ground
11
AUX_ADC
I
Analog
Auxiliary ADC input
12 GND
Ground
13
BAT_TEMP
I
Analog
ADC input for battery
temperature
measurement
14 GND
Ground
15 SPK_N
O
Analog Main
speaker
negative output
16 GND
Ground
17
SPK_P O Analog
Main
speaker
positive output
18 GND
Ground
19 SPK_AUX_P
O Analog Auxiliary
speaker
positive output
20 GND
Ground
21 SPK_AUX_N
O Analog
Auxiliary
speaker
negative output
22 GND
Ground
23 MIC_N
I
Analog Main
microphone
negative input
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