Schematics

TP2
24MHZ/10PPM
BT_ANT
2
3
2 4
Y1
L+
N
C
C3
N
C
C
2
NC
R2
L
R
NC
R1
ADC4/PA6/USBDP
16
PB4/ADC7
5
VBAT
7
BT_AVDD
8
PB7/ADC9
3
PB6/ADC8
4
BT_RF
10
VSSIO
11
BT_OSCI
12
BT_OSCO
13
DVDD
14
PC1/USBDM
15
PB1/ADC5
9
MIC_BIAS/PA2
17
ADC1/MIC/PA1
18
DACR
2
DACL
1
PAD
0
VDDIO
19
DACVSS
20
LDO_IN/PB5
6
AC6963A
U1
AC6963
3
M
I
C
C
S
R
L- L
-
N16571564
N16571572
DACL
MIC
EARIN-EN
EAR-INBT-ANT-IC
OSC24MO
OSC24MI
LEDB/R
OSC24MI OSC24MO
BT-ANT-IC
EARIN-EN
EAR-IN
LEDB/R
WKUP
DACL
DACR
MIC-BIAS
DACR
RL-SEL
DC-EN
RL-SEL
GND
GND GND
3V3
GND
VBAT
VBAT
GND
GNDAGND
3V3
GND
GNDA
DC+
DC+5V
GNDA
GND
3V3
GND
DVDD
3V3
GND
GND
PIANT101
PIANT102
PIANT103
PIC101
PIC201
PIC202
COC2
PIC301
PIC302
COC3
PIC401
PIC402
PIC901
PIC902
PIC1001
PIC1002
COC10
PIC1101
PIC1102
PIDM01
PIDP01
PIG01
PIL01
COL
PIL101
PIL102
PIL201
PIL202
PIL001
COL0
PILED101
PILED102
PILED201
PILED202
PIR101
PIR102
COR1
PIR201
PIR202
COR2
PIR501
PIR502
PITP201
PITP202
PIU100
PIU102
PIU104
PIU105
PIU106
PIU107 PIU108
PIU1011
PIU1012
PIU1013
PIU1014
PIU1015
PIU1016 PIU1017
PIU1018
PIU1019
PIU1020
COU1
PIVBAT01
PIVDDIO01
PIY101
PIY102
PIY103
PIY104
COY1
PIC902
PILED101
PIU1019
PIVDDIO01
PIR101
POBT0ANT0IC
PIU108
PIL202
PODACL
PIU102
PODACR
PIC1102
PIU106
PIU105
PODC0EN
PIU1014
PIDP01
PIU1016
NLEAR0IN
POEAR0IN
PIDM01
PIU1015
POEARIN0EN
PIANT103
PIC401
PIC901
PIC1001
PIC1101
PIG01
PILED202
PIR102
PIR202
PIR501
PITP201
PIU100
PIU1011
PIY102
PIY104
PIC202
PIC302
PITP202
PIU1020
PILED102
PILED201
NLLEDB0R
POLEDB0R
PIU1018
POMIC
PIU1017
POMIC0BIAS
PIANT101
PIR201
PIC201
PIC301
PIL101
PIL201
PIL001
PIL01
NLN16571564
NLN16571572
PIANT102
PIC402
PIU1012
POOSC24MI
PIU1013
PIY103
POOSC24MO
PIR502
PORL0SEL
PIC1002
PIU107
PIVBAT01
POBT0ANT0IC
PODACL
PODACR
PODC0EN
POEAR0IN
POLEDB0R
POMIC
POMIC0BIAS
PORL0SEL
MIC-BIAS
EAR-IN
C1
7
N165171353
BT_ANT3216-D
120nH
120nH
LED2
RED
BLUE
LED1
EARIN-EN
EAR-IN
DM
DP
VBAT
VDDIO
G
105
105/10V
NC
C9
C10
C11