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Bluetooth module connector section
MODEL NO. TX-SR343/444,HT-R494 SCHEMATIC DIAGRAM (PART-14) Bluetooth module Connector Section
D
BARF-1764
C
BT_RST
R785
BT_TX
BT_RX
R786
R784
220
BT_LRCLK
BT_DAT
R793
220
BT_BCLK
R794
220
L783-L785:
B
A
1
2
BLUETOOTH MODULE
Q781
HRM1034
TP1
R795
1
42
NC
GND4
0
2
41
TP41
GND1
SPK_RP
NM
3
40
TP40
WAKE
LRVCM
TP4
4
39
TP39
PIO1
SPK_LP
5
38
R796
TP5
TP38
PIO2
LINE_IN_R
100
6
37
TP6
TP37
PIO3
LINE_IN_L
22
7
36
TP36
UART_RX
MIX_2P
R789
8
35
TP35
UART_TX
MIC_2N
10k
TP9
9
34
TP34
PIO11
MIC_1N
22
10
33
NM
TP10
TP33
PIO6
MIC_1P
11
32
TP11
TP32
PIO7
MIC_CIAS
L783
12
31
TP31
PIO14
PIO4
13
30
TP30
PIO15
VREGOUT_HV
L784
14
29
TP14
PIO16
BAT_IN
L785
15
28
PIO17
VCHG_IN
16
27
GND2
GND3
BK1608LL241-T
NM
C795
102K
50V
R790/R791:
NM
R788
10k
D780/D781:
NM
2
3
L780
BLM15PX181SN1D
TP28
L781
BLM15PX181SN1D
NM
L782
BLM15PX181SN1D
Reset:Hi active
3
4
5
Schematic Diagram
+3.3VBT
BT_RST
BT_LRCLK
BT_DAT
BT_BCLK
BT_TX
BT_RX
R792
0
C782
103K
NM
50V
4
5
6
SH
SIDE
TP101
SMT
C794
9PIN
104K
16V
TP102
TP103
TP104
TP105
TP106
TP107
TP108
TP109
P780B Pin Layout
9. SHIELD_GND
8. GND
7. +3.3VBT
6. RESET
5. LRCLK
4. DATA
3. BCLK
2. UART_RX
1. UART_TX
6
D
C
B
A
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