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5-20 (9-G)
5-20 (9-G)
5-20 (10-H)
D503
RB160M30
C507
R507
1
0
ENT_CTL
EN
VUSB
G
D-
R503
1
MODESEL1
2
MODESEL2
3
UART_RXD
6
4
UART_TXD
5
CPUVDD
6
UART_RTS
7
BSYNC
Q504
EC4301 C
0V
PD
PS
3
0V
4
PD
PG
(
) : Not Mount
7
Downloaded from
www.Manualslib.com
IC505
XC620930
VBAT
REGULATOR
BT_POWER_ON
G
G
BT_TXD
G
BT_RXD
G
BT_PCMOUT
G
BT_PCMCLK
G
BT_PCMSYNC
TP508
G
BT_PCMIN
G
BT_CTS
G
BT_RTS
G
BT_RESET
IC503
TK73840B
BOTTOM VIEW
REGULATOR
9
6
3
3
9
PC
PE
3
8
5
2
2
8
VOUT
Vin
2
7
4
1
1
NC
7
Vfb
on/off
1
C
B
A
Q501
RT1N144 U
3
2
0V
0V
1 0V
R505
1.5K
GND2
21
USBD-/TXD
20
BSYNC/RTS
19
BDATA/CTS
18
NC
C508
NC
17
0.1
R501
TXANAN
16
0
RXANAOUT
15
C509
0.1
R502
0
IC502
3.0V
VINT
BU7870KN
USB CONTROLLER
3.0V
VINT
R566
270K
2.97V
2
2.89V
1
8
Figure 20 SCHEMATIC DIAGRAM (18/22)
manuals search engine
CONFIDENTIAL
VINT
1
5
Vin
Vout
R527
2
Vss
0
3
CE
4
NC
NC
IC506
UGNZ2
BLUETOOTH
MODULE
6
UARTTX
7
UARTRX
12
PCMOUT
A B C D E F
18
PCMCLK
1
13
PCMSYNC
2
1
19
PCMIN
3
2
1
NC
USBP
4
3
2
NC
USBN
5
4 10 16 22 28 34
UARTCTS
8
6
5 11 17 23 29
3
UARTRTS
NC
14
XTAL±IN
NC
15
XTAL±OUT
16
RESET
Q505
EC4401 C
0.01V
ND
3
0.01V
5
1
Vcc
4
ND
2
4
GND
3
IC507
TC7SET00FU
LOGIC
3.0V
VINT
IC504
USBUF2W6
USB EMI FILTER
1
6
TP523
2
5
NC
3
4
TP524
D504
HN2S01FU
1
6
5
2
4
3
NC
NC
5.2V
CHGIN
TP537
9
10
5 – 24
TP514
10
11
17
R543
0
SPIMOSI
24
R544
SPICLK
25
0
R545
SPIMISO
31
3.3K
SPICSB
32
6 12 18 24 30
PIO5
20
TP517
7 13 19 25 31
PIO4
TP518
26
8 14 20 26 32
PIO8
9
TP519
9 15 21 27 33
PIO6
21
TP516
PIO7
27
TP529
PIO2
TP530
33
PIO3
22
TP531
PIO1
28
TP532
PIO0
34
TP533
29
RF±IO
4
5
23
30
5.0V
VBUS_IN
TP515
R542
R540
0
0
5.2V
CHGIN
0V
NS
2
0V
1
NG
Q503
RT1N144 U
2
3
2.97V
0V
1 0V
CN502
R528
USB
0
1
GND USB
R529
2
USB D+
0
3
USB D-
TP525
TP535
4
USB VBUS
5
Power Supply
R558
6
Reserved
100
R530
Synchronisation
7
Clock
100
R531
Manufacturer
8
Specific
100
9
Reserved
R532
10
GND
100
11
12
TP526
13
14
TP536
EXTERNAL CONNECTOR
R535
0
R536
0
11
GX30
AN501
BLUETOOTH AERIAL
NC
1
NC
NC
6
NC
GND
NC
NC
2
5
Feed
3
NC
4
NC
point
1
IN
2
OUT
3
GND
4
GND
5
GND
6
GND
CN503
BLUETOOTH
AERIAL TERMINAL
UART
Hands Free
GND UART
GND UART
RXD
RXD
TXD
TXD
Not connect
Not connect
(Power Supply)
(Power Supply)
(Reserved)
(reserve)
RTS
Audio-OUT
Manufacturer
Manufacturer
Specific
Specific
CTS
Audio-IN
GND
GND (Audio)
12
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