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1
2
3
A
B
C
TxIndBT
TxIndBT
LRClkBT
LRClkBT
D
BClkBT
BClkBT
DInBT
DInBT
P2_6
P2_6
E
BTRst
BTRst
BTEn
BTEn
BTLed
BTLed
UartRxBT
UartRxBT
F
UartTxBT
UartTxBT
+5V
BTGnd
G
BTGnd
H
I
J
K
1
2
3
4
5
6
7
R23
W063
49R9
0603
R28
W063
49R9
0603
D5
+5VBT
B0540
SOD123
4
5
6
7
8
9
10
11
U2
1
50
DR1
GND
2
49
RFS1
P0_0 / UART_TX_IND
3
48
SCLK1
P3_7 / UART_CTS
BTGnd
4
47
DT1
P1_3 / TCK_CPU / SDA
5
46
MCLK1
P1_2 / TDI_CPU / SCL
6
45
AOHPR
P0_7
7
44
AOHPM
P0_1
BTRst
8
43
AOHPL
RST_N
9
42
MICN2
P2_3
10
41
MICP2
P1_6 / PWM1
11
40
AIR
P0_5
12
39
AIL
P2_7
13
38
MICN1
P0_3
14
37
BM83
MICP1
DP
15
36
MICBIAS
DM
16
35
GND
P0_6
17
34
DMIC_CLK
LED2
18
33
DMIC1_R
P0_2
19
32
DMIC1_L
LED1
20
31
P3_2
P3_4 / UART_RTS
15X32mm SMT Module
SYS_POWER
8550
C24
R33
C27
4X4mm
49R9
0603
C28
C29
0603
BTGnd
1206
0603
BTGnd
BTGnd
8
9
10
11
12
13
14
R24
P2_0
W063
4K75
+5VBT
0603
R29
W063
49R9
LED2
0603
LED1
LD2:2
LD2:1
.
Status
5997
5997
R91
Q3
10K0
C23
R31
0603
W100
MMBT5401
10K0
SOT-23
7837
0603
Bluetooth
Section:
EXM Mobile Tower
Product(s):
PCB#:
M2269
Rev#:
V01
Modified:
2023-02-01
File:
Bluetooth_BM83.SchDoc
12
13
14
15
16
17
A
B
C
TOP
W7
D
BTGnd
1
1
VCC
2
2
DIO
+5VBT
3
3
RST
BT_Pgm
BTEn
4
4
CLK
5
5
GND
6
6
SWO
E
W7_
BTGnd
BOTTOM
F
G
H
I
J
EML Rev#:
1
Sheet
7
Of
15
K
Tmp Rev:
15
16
17
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