Schematics

FCC ID: 2AHN6-AUBE300

Schematics

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FCCID_4464733

1 2 3 4

Y 1 26M
A BT OSCO BT OSCI A

GND
+3.3V

U1
RE D 1 16 DACL
PE7/ADC9 DACL R1
GND 2 15 V CMBU F
AGND DACR 6.8K
NEX T 3 14 MICL
PE0 IR/ADC10/MICL /PF2 C4 104 MICL
V USB 4 13 BL UE

1
V USB ADC5/USBD P/PB3
C1 104 +3.3V 5 12 BT OSCO
V DDIO BT _OSCO BT _ANT
C2 105 V MCU 6 11 BT OSCI + MIC
V BAT BT _OSCI L 1 0R
7 10 RF 1
BT _ANT
DGND BT _ANT
C3 105 V DDBT 8 9 POWK EY 2
V DDBT PWRK EY
L2 L3
AB5337A NC NC

2
GND
B B

BL UE

BL UE 1 2

RE D

RE D 1 2
POWK EY R4

3
820K
L INEIN 3 DACL Q1 GND

C
4 L INEIN 1 9014
B
C 2 DACL C
E
1 V CMBU F R5
100K

2

GND

S1 POW/PLAY
POWK EY 1 2
USB-DC

9
8
S2 PRE V
R2 1 2
12K B+

GND
GND
S3 NEX T 1 V USB
V CC V MCU
2 1
NEX T 1 2 DM
L- 3 BL UE
DP B-
V CMBU F 4
1 GND GND
5 1

GND
GND
GND
L+
DACL
1
D D

7
6

1 2 3 4

Document Created: 2019-09-28 18:47:29
Document Modified: 2019-09-28 18:47:29

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