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3.0 V
3.0 V
5.0 V
3.6 V
3.0 V
GPS ON: 2.3 V
GPS OFF: 0 V
Bluetooth ON: 3.0 V
Bluetooth OFF: 0 V
Voltage Line
Explanatory notes
RX Line
L1SS400
D26
CP06S
CP5
GPSC
0.1
C64
A_DAFIN
100P
C325
LDTC144EE
Q15
47k
R124
MC74HC4094ADTR2G
IC18
1
STR 2
D 3
CLK 4
Q1 5
Q2 6
Q3 7
Q4 8
GND
9 QS
10 Q'S
11 Q8
12 Q7
13 Q6
14 Q5
15 OE
16 V+
100P
C324
100P
C328
47k
R105
L1SS400
D25
LDTC144EE
Q9
0
R126
0.1
C65
CP06S
CP6
MMZ1005Y102CT
EP13
1
C92
GPS2
0.1
C313
BLM15GA750SN1D
EP9
100P
C323
100k
R123
0.1
C77
BER_DATA
1
C100
TLV70030DCKR
IC20
1
IN 2
GND 3
EN
4 NC
5 OUT
47k
R107
1
C102
47k
R109
L1SS400
D21
J3
LDTC144EE
Q11
MC74HC4094ADTR2G
IC19
1
STR 2
D 3
CLK 4
Q1 5
Q2 6
Q3 7
Q4 8
GND
9 QS
10 Q'S
11 Q8
12 Q7
13 Q6
14 Q5
15 OE
16 V+
BFM_DET
100P
C326
1
C88
1
C90
100k
R103
100k
R99
2SA1832
Q10
CP06S
CP3
BER_CK
100k
R102
L1SS400
D23
AD1_SEL
0.001
C61
DCKSFT
100P
C330
1
C94
100k
R104
A_DAFOUT
0.1
C69
0.1
C67
BLM15BD102SN1
EP10
TLV70030DCKR
IC24
1
IN 2
GND 3
EN
4 NC
5 OUT
HRM1016
IC21
1
GND 2
LED0 3
LED1 4
LED2 5
RST# 6
PIO[6] 7
PIO[14] 8
PIO[8]/NC 9
USB_P 10
USB_N 11
PIO[10] 12
PIO[11] 13
PIO[9]/NC 14
GND 15
VBAT_SENSE 16
VBAT 17
CHG_EXT 18
VREGENABLE 19
VBUS 20
PIO[28]/QSPI_FLASH_IO[3]21
PIO[21]/QSPI_FLASH_CLK 22
GND 23
MIC_LN 24
MIC_LP 25
MIC_BIAS_A 26
MIC_BIAS_B 27
MIC_RN 28
MIC_RP 29
SP_RN 30
SP_RP 31
SP_LN 32
SP_LP 33
CAP_SENSE1 34
CAP_SENSE3 35
CAP_SENSE4 36
GND 37
GND 38
PIO[0] 39
PIO[1] 40
PIO[2]
45 SPI_CLK
44 GND
43 PIO[5]
42 PIO[4]
41 PIO[3]
46 SPI_MOSI
47 SPI_MISO
48 SPI_CS#
49 UART_RX
50 UART_TX
51 UART_RTS
52 UART_CTS
53 PIO[15]
54 PIO[7]
55 PIO[12]
56 PIO[13]
57 GND
58 PIO[23]/QSPI_FLASH_CS#
59 PIO[25]/QSPI_FLASH_IO[0]
60 PIO[27]/QSPI_FLASH_IO[2]
61 1.35V
62 PIO[22]/QSPI_SRAM_CLK
63 PIO[26]/QSPI_FLASH_IO[1]
64 PIO[24]/QSPI_SRAM_CS#
65 PCM_SYNC
66 PCM_OUT
67 PCM_CLK
68 PCM_IN
69 CAP_SENSE0
70 CAP_SENSE2
71 CAP_SENSE5
72 GND
73 AIO[0]
74 AIO[1]
75 1.8V
76 VDD_PADS
77
78
79
80
L1SS400
D24
L1SS400
D17
1
C89
100
R114
100P
C327
1
C106
J4
12 34 56 78 91
0
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
CP06S
CP1
0.1
C101
LDTC144EE
Q14
8P
C71
B_DAFIN
MC74HC4094ADTR2G
IC17
1
STR 2
D 3
CLK 4
Q1 5
Q2 6
Q3 7
Q4 8
GND
9 QS
10 Q'S
11 Q8
12 Q7
13 Q6
14 Q5
15 OE
16 V+
1
C95
0.001
C68
100k
R92
100P
C329
1
C87
PCON2
10k
R115
CP06S
CP4
100P
C322
LDTA123YET
Q16
MMZ1005Y102CT
EP14
100k
R345
10k
R117
47k
R96
0
R111
3754
MP1
1 2
100k
R95
22k
R120
PFMC
J6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
LDTC144EE
Q12
1
C83
1
C107
100k
R98
AD_CS
AD_SCK
15P
C98
AD_DI
DSPC
LDTC144EE
Q13
TC7S66FU
IC22
1 2 3
4
5
330
R125
0.1
C75
L1SS400
D27
SN74AUP1T17DCKR
IC15
1
2
3
4
5
SN74AC00PWR
IC23
1
2
3
4
5
6
7
8
9
10
11
12
13
14
0.1
C70
LOG3
1
C99
47k
R108
WDETSW
ED09D21OFD14.0S6.0C20G
S1
1 COM
2 A
3 B
10k
R101
CP06S
CP2
0
R110
10
C62
DETSW_INH
AFM_DET
15N
L1
SSB_RSSI
L1SS400
D19
2.2k
R116
GSU-141A
IC16
A1 RF_IN
A2 VSS
A3 VSS
A4 VSS
A5 VDD_BKUP_IN
A6 VSS
A7 GPIO0
B1 VSS
B2 VSS
B3 VSS
B4 UART0_RX
B5 UART0_CTS
B6 VSS
B7 UART0_T X
C1 VSS
C2 VSS
C3 VSS
C4 NRST
C5 BOOT_MODE0
C6 VDD_IO_HOST
C7 GPIO1
E7
VSS
E6
VSS
E5
VDD_PRPH_OUT
E4
VSS
E3
VSS
E2
VSS
E1
VSS
D7
I2C_SDA
D6
I2C_SCL
D5
VDD_BKUP_BAT_IN
D4
NC
D3
VSS
D2
VSS
D1
VSS
L1SS400
D14
L1SS400
D22
8P
C74
BTAF_BACK
WFM_DET
MAX1
IC25
A1
VB A2
OUT B1
CD- B2
CE C1
CD+ C2
GND D1
ID D2
TD-
D4 UR
D3 TD+
C4 UT
C3 BAT
B4 SCL
B3 SDA
A4 INT
A3 IDBF
100k
R347
VCC
100P
C331
AD2_SEL
100P
C332
L1SS400
D15
47k
R106
IOCK
IOSTB
MISO
MOSI
CLK
IODATA
B_RSSI
B_UNLK33
GPSC
RTC_SCL
RTC_SCL
RTC_SDA
RTC_SDA
USB_INT
USB_INT
DCKSFT
GPSC
DSP_PD
DSP_PD
KLIGHT
PFMC
DSPC
PFMC
HOPC
CSB
DSP_PD
D- D+
KLIGHT
KS8
KS3
KS2
KS1
KS0
KS4
UPDN
KS5
KS6
KS7
DSPC
DCKSFT
G_RXD
IOEN
IR0
VBUS
UPDN
KS6
KS5
KS4
KS3
KS2
KS1
KS0
BT_DEMP CPU_DEMP
A_DAFOUT
BTAF
AFM_DET BFM_DET A_DAFIN B_DAFIN
BEEP
USB_D+
USB_D-
BTRES
CHG_DET
DIM
BTSW
BTSW
G_TXD
DATA
BTTXD BTRXD
WDETSW
SQL PWR
WFM_DET
WDETSW
BTKENSA
CK
KS0D
KS1D
KS2D
KS3D
KS4D
KS5D
KS6D
KR0
KR2
KR1
LOG3
LOG3
CLONE
A_RSSI
A_UNLK33
UNLK2
5VS
5VS
BAT_DATA
IOEN
STEN
STSTB
BAT
BAT
CHG_L
CHG_L
I_LIM
I_LIM
CHG_DET
CHG_DET
B_NOISE
A_NOISE
BAD_CS
AAD_CS
AD_SCK
AD_DI
VCC
PCON2
PCON2
PCON2
PCON2
PCON2
A_DICK
A_DIUD
CPU3
CPU3
KEY MATRIX
GPS
G_RES
USB_VBUS
BER_DATA
BER_CK
USB_D+
USB_D-
BTAF
AD2_SEL
AD_CS
AD1_SEL
UPDN
CHG_DET
LOG3
BAT
CKSFT1
5VS
PCON2
VCC
VCC
LOGIC UNIT
(4/4)
LOGIC UNIT
(4/4)
LOGIC UNIT
(3/4)
KEY P.C.B.
LOGIC UNIT
(4/4)
LOGIC UNIT
(4/4)
LOGIC UNIT
(3/4)
LOGIC UNIT
(4/4)
LOGIC UNIT
(3/4)
MAIN UNIT
(5/5)
9-2
* Refer to the PARTS LIST for the value and name of component.
• LOGIC UNIT (2/4: for #12 and #20)