Data Sheet

1 2
48 47
GND
GND
G
P
I
O11
V
B
A
T
3 4
46 45
G
P
I
O9
V
B
A
T
G
P
I
O10
GND
5 6
44 43
G
P
I
O12
GND
W
L
_
S
D
I
O_C
M
D
BT
_
U
A
R
T
_
DB
G
7 8
42 41
GND
W
L
_
U
A
R
T
_
DB
G
W
L
_
S
D
I
O_C
LK
BT
_E
N
_
S
OC
9
10
40 39
GND
W
LA
N
_E
N
_
S
OC
W
L
_
S
D
I
O_
D
0
GND
11 12
38 37
W
L
_
S
D
I
O_
D
1
V
I
O
W
L
_
S
D
I
O_
D
2
W
L
_
S
D
I
O_
D
3
GND
E
X
T_32K
13 14
36 35
W
LA
N
_
I
RQ
GND
GND GND
15 16
34 33
GND
GND
B
1
B
1
B
2
B
2
WL1801MOD, WL1805MOD, WL1831MOD, WL1835MOD
SWRS152M – JULY 2013 – REVISED OCTOBER 2017
www.ti.com
BT_EN
WL AN_EN
WLAN/BT Enable
Control.
Connect to Host
GPIO.
For Debug
only
TP1 TP2
VBAT_IN
VIO_IN
SLOW_CLK
OSC1
1V8 /
32.768kHz
OSC-3.2X2.5
3 1
VIO_IN
C1
1uF
0402
R6
0R
0402
OUT EN
2 4
C4
C2
C3
GND VCC
0.1uF
0402
10uF 0.1uF
0603 0402
ANT1-
WL_2.4_IO2/BT
AN T1
49
GND
32
RF_ANT 1
C5
10pF
0402
C13
8pF
0402
ANT016008LCD244 2MA1
AN T -N3-1.6X0.8MM-A
A
FEED
BT_HCI_RTS_1V8
BT_HCI_CTS_1V8
50
BT_ HCI _R TS
51
BT_ HCI_ CTS
31
GND
30
GND
C7
NU_10p F
0402
L1
1.1nH
0402
2.4G
C9
5G
C10
BT_HCI_TX_1V8 52 29
2.2pF NU_0. 3pF
BT_HCI_RX_1V8
BT_HCI_TX
53
GND
28
2 0402
1
0402
Connect to Host HCI
Interface.
BT_HCI_ RX
54
GND
55
GND
GND
27
GPIO_1
26
GPIO_2
WL_RS232_TX_1V8
WL_RS232_RX_1V8
TP3
TP4
3 J5
U.FL-R-SMT(10)
U.FL
For Debug
only
The value of antenna matching
components
is for
WL1835MODCOM8B
BT_ A UD_IN
BT_AUD_OUT
BT_AUD_FSYNC
BT_ A UD_C LK
Connect to Host BT PCM
Bus.
TP8
56
BT_AUD_ IN
57
BT_AUD_OUT
58
BT_ AUD_FSYNC
59
GND
60
BT_AUD_ CLK
61
GND
62
RESERVED3
63
GND
U1
WL1835MODGB
E-13.4X13.3-N100_0.75-TOP
25
GPIO_4
24
GND
23
GND
22
RESERVED2
21
RESERVED1
20
GND
19
GND
18
RF_ANT 2
TP5
TP6
TP7
For Debug
only
C6
10pF
0402
C14
4pF
0402
ANT2-
WL_2.4_IO1
AN T2
ANT016008LCD244 2MA1
AN T -N3-1.6X0.8MM-B
A
FEED
64
G19
GND
17
GND
G1
C8
NU_10p F
0402
L2
1.5nH
0402
C1 1
2.4G 5G
C12
G20
GND
G21
GND
G22
GND
G23
GND
G24
GND
GND
G2
GND
G3
GND
G4
GND
G5
GND
G6
2
1
3 J6
U.FL-R-SMT(10)
1.2pF
0402
NU
0402
G25
GND
G26
GND
G27
GND
G28
GND
G29
GND
G30
GND
G31
GND
G32
GND
G33
GND
G34
GND
G35
GND
G36
GND
GND
GND
G7
GND
G8
GND
G9
GND
G10
GND
G11
GND
G12
GND
G13
GND
G14
GND
G15
GND
G16
GND
G17
GND
G18
GND
U.FL
For Debug
only
The value of antenna matching
components
is for
WL1835MODCOM8B
VIO_IN
For Debug
only
TP10TP11TP12TP13
R20
NU
RES1005
WL_IRQ_1V8
WL_SDIO_D3_1V8
WL_SDIO_D2_1V8
WL_SDIO_D1_1V8
WL_SDIO_D0_1V8
WL_SDIO_CLK_1V8
WL_SDIO_CMD_1V8
Connect to Host SDIO
Interface.
Figure 7-1. TI Module Reference
Schematics