Schematics

A
B
C
D
5 4 3 2 1
D
C
B
A
12345
TP5
1
SD
2
BYP
3
MODE
4
IN-
5
VO1
6
VDD
7
GND
8
VO2
U6
8002D
R12
4.7R
C17
105
1
3
2
4
SW7
SW
R5 15K
C42
104
C18
105
1
3
2
4
SW5
SW
C11
105
C14
104
C7
0R
C16
104
R1
6.8K
1
3
2
4
SW8
4.5*4.5*3.8
1
DAT2
2
DAT3
3
CMD
4
VDD
5
CLK
6
VSS
7
DAT0
8
DAT1
9
CD
10
SHIELD
11
SHIELD
12
SHIELD
13
SHIELD
TF1
TF2
D2
LEDR
1
3
2
4
SW9
4.5*4.5*3.8
D1
SS14
R18
100K
R3
1K
R29
1R
R10
47K
C4 563
1
+5V
2
D-
3
D+
4
GND
5
GND
6
GND
7
GND
8
GND
9
GND
USB1
MICRO-USB
1
DACL
2
VDDAC
3
AGND
4
FM_ANT
5
PE7/AUXR2/ADC9/IR
6
PE6/AUXL2/ADC8/IR
7
PE0/MUTE/IR
8
VDDIO
9
VBAT
10
DGND
11
VDDBT
12
PERKEY
13
BT_RFGND
14
BT_ANT
15
BT_RFGND
16
BT_OSCI
17
BT_OSCO
18
ADC6/USB_DM/PB4
19
ADC5/UDB_DP/PB3
20
ADC2/AUXR0/SDDAT1PA7
21
IR/ADC1/AUXL0/SDCLK1/PA6
22
IR/ADC0/SDCMD1/PA5
23
IR/ADC10/MICL/PF2
24
AUXL3/PF0
U5
AB5365A
Y1
26M
1 2
VBAT1
P2.0*2
R14
1K
D5
LEDB
R30
4.7K
1
2
M1
MIC1
1
2
ANT3
F
1
3 2
Q1
8550
C13
NC
C8
NC
C15
104
C12
106
R8
12K
R11
1.5K
C2
105
C3
105
R9
150K
R19 56K
1
SD
2
BYP
3
MODE
4
IN-
5
VO1
6
VDD
7
GND
8
VO2
U4
8002D
R4 15K
C5 563
C6
106
C1
105
R17 56K
1 2 3 4 5
SW1
SW-SK-12D07
GND
DP
DM
V+
1
2
3
4
5 6
USB3
1 2
J3
+ -
CN1
12
BAT
+ -
CN2
VBAT+
XO_N
VDDAC
LEDB
VDDIO
LEDB
DAC
SDDAT
SDCLK
5VDCIN
MUTE
SD_DECT
MICIN
ADKEY
DM
SD
VDDBT
XO_P
SDCMD
VDDAC
VDDIO
DP
DP
DACR
SDDAT
SDCLK
MUTE
MICIN
ADKEY
VBAT+
SDCMD
DACL
DACL
SD
BAT
VBAT+
DP
DM
DP
DM
GND
VBAT+
VBAT+
Thermal switch