Redpine Signals Inc. Proprietary and Confidential
Page 5
R
R
S
S
9
9
1
1
1
1
0
0
-
-
N
N
-
-
1
1
1
1
-
-
0
0
2
2
M
M
o
o
d
d
u
u
l
l
e
e
I
I
n
n
t
t
e
e
g
g
r
r
a
a
t
t
i
i
o
o
n
n
G
G
u
u
i
i
d
d
e
e
V
V
e
e
r
r
s
s
i
i
o
o
n
n
1
1
.
.
3
3
9
9
1.2
SPI Interface
C3
0.1uF
PSPI_CSN1
PSPI_CLK
PSPI_MOSI
PSPI_MISO
Microwave switch is used for evaluating
the standalone Transmit/Receive
performance of the WLAN module by
providing direct connectivity to Signal
generator/Analyzer through RF cable
D1
LED
U
A
R
T
2
_
IN
S
L
E
E
P
_
C
L
K
_
X
1
S
L
E
E
P
_
C
L
K
_
X
1
Z1 , Z2, Z3 form the tuning network
for matching the impedance of the
Antenna. The values depend upon
the layout. In case tuning network is
not implemented Z1 should be
placed as 8.2pF as default
XTAL_EN
Redpine Signals Confidential
C11
0.1uF
1
1
2
2
FB4
BEAD
VDD_EXT
C6
1uF
1
1
2
2
FB2
BEAD
VRF33
PSPI_MISO
SPI Serial Flash
VIN33
PSPI_MOSI
BT_PRIORITY
GPIO_0
CE#
1
SCK
6
SI
5
SO
2
VDD
8
HOLD
7
WP#
3
VSS
4
U3
SST25VF016B-75-4I-QAF-T
L1
4.7uH
PSPI_CLK
B
T
_
A
C
T
IV
E
W
L
A
N
_
A
C
T
IV
E
C14
10uF
VDD_EXT
VDD_EXT
PSPI_CSN1
OPTIONAL
VMOD
DVDD33
S
P
I_
M
O
S
I
C8
0.1uF
S
D
3
S
P
I_
C
L
K
S
P
I_
C
S
C10
0.1uF
Power Supply Filter Section
VRF33
S
P
I_
M
IS
O
S
P
I_
IN
T
R
R8
4.7K
Tantalum
1
1
2
2
FB3
BEAD
1
1
2
2
FB5
BEAD
Tantalum
C13
0.1uF
Mating Connector Part No::MXHS83QH3000
ANT1
1
ANT2
2
ANT1
ANT-2.45G
ANTIN
3
ANTOUT
4
G
N
D
1
G
N
D
2
G
N
D
5
G
N
D
6
J2
MM8430-2610RA1
C5
8.2pF
I2
C
_
S
D
A
I2
C
_
S
C
L
R3
820E
C
L
K
_
R
E
F
UART1_RTS
UART1_CTS
GPIO_1
XTAL_IP_EN
HOST_WAKEUP_INT
AGND
56
RF_OUT
57
AGND
58
GND
25
N
C
1
DVDD33
17
P
S
P
I_
C
S
N
0
4
0
LED_ON
24
MODE_SEL_1
51
VRF28
52
XTAL_EN
23
R
E
F
_
C
L
K
1
4
PSPI_CSN1
46
S
L
E
E
P
_
C
L
K
_
X
1
3
5
S
L
E
E
P
_
C
L
K
_
X
2
3
4
I2
C
_
S
C
L
6
I2
C
_
S
D
A
7
GND
30
GND
26
R
E
S
E
T
n
1
5
N
C
4
1
W
L
A
N
_
A
C
T
IV
E
3
1
BT_PRIORITY
29
S
L
E
E
P
_
C
L
K
_
IN
3
2
HOST_WAKEUP_INT
53
N
C
4
2
V
R
F
3
3
4
3
V
R
F
3
3
4
4
S
D
IO
_
D
A
T
A
3
/S
D
3
1
3
S
D
IO
_
D
A
T
A
2
/S
P
I_
IN
T
R
1
2
S
D
IO
_
D
A
T
A
1
/S
P
I_
M
IS
O
1
1
S
D
IO
_
D
A
T
A
0
/S
P
I_
M
O
S
I
1
0
S
D
IO
_
C
M
D
/S
P
I_
C
S
9
S
D
IO
_
C
L
K
/S
P
I_
C
L
K
8
GPIO_1
55
G
N
D
1
6
VINBCKDC
27
V
IN
L
D
O
P
1
2
3
3
9
F
B
D
C
1
P
3
3
8
V
O
U
T
B
C
K
D
C
1
P
3
3
7
U
A
R
T
2
_
IN
3
6
UART1_RTS
22
UART1_CTS
21
UART1_OUT
18
UART1_IN
19
T
C
K
2
T
D
I
3
T
M
S
4
T
D
O
5
XTAL_EN_IP
54
GPIO_0
28
B
T
_
A
C
T
IV
E
3
3
UART2_OUT
20
PSPI_MISO
47
G
N
D
4
5
MODE_SEL_0
50
PSPI_CLK
49
PSPI_MOSI
48
U2
RS9110-N-11-02
UART1_IN
UART1_OUT
UART2_OUT
VMOD
C4
10uF
802.11bgn WLAN Module
C12
22uF(CASE B)
VDD_EXT
C7
10uF(CASE B)
RESET_n
C9
0.1uF
VIN33
R7
100K
RESET Circuitry OPTIONAL
CLK_REF
Make:: TXC
OE
1
GND
2
OUT
3
VDD
4
U1
7C40000192
C1
2.2uF
R1
33E
XTAL_EN
XTAL_EN
XTAL_EN
XTAL_EN
VRF28
1
1
2
2
FB1
BEAD
Reference Clock Circuitry
MODE_SEL_1
MODE_SEL_1
TP1
Place Z1-Z3 Close
together and near to
ANT1
SPI_CLK
SPI_MISO
SD3
SPI_MOSI
CD/DAT3
1
CMD
2
VSS1
3
VDD
4
CLK
5
VSS2
6
DAT0
7
DAT1
8
DAT2
9
J1
SPI Interface Connector
SPI_CS
SPI_INTR
C2
10uF
R25**
VIN33
S
L
E
E
P
_
C
L
K
_
X
2
NOTE::If required C7 can be increased to
22uF for further improving the Transmit
EVM
R25** value should be adjusted based
on driver output im pedance and PCB
Trace Im pedance,,(33E is Nom inal)
T
D
O
R
6
1
K
Z1
TBD
Z3
TBD
Z2
TBD
DVDD33
Title
Size
Document Number
Rev
Date:
Sheet
of
<Doc>
RS9110-N-11-02 SPI - Reference Schematics
Custom
2
2
Monday, September 26, 2011
R
5
1
K
CMS02
D2
50 Ohm RF line
R2
3.9K to 4.75K
R
4
1
K
Note:
R
E
S
E
T
_
n
R
E
S
E
T
_
n
R
E
S
E
T
_
n
R
E
S
E
T
_
n
Microwave coaxial
connector with switch
Rev6.1
Ver6.1
FROM HOST
RF Out Circuitry
VRF28
Figure 2 SPI Interface Integration
