WL1807MOD_16 Datasheet, PDF (9/45 Pages) Texas Instruments – WL18x7MOD WiLink 8 Dual-Band Industrial Module Wi-Fi, Bluetooth, and Bluetooth Low Energy (LE)

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WL1807MOD, WL1837MOD
SWRS170H – AUGUST 2014 – REVISED OCTOBER 2015
Table 4-1. Pin Description (continued)
PIN NAME
PIN TYPE/ SHUTDOWN
DIR STATE(1)
Bluetooth Functional Block: Int Signals
BT_UART_DBG
43
O
PU
BT_HCI_RTS_1V8
50
O
PU
BT_HCI_CTS_1V8
51
I
PU
BT_HCI_TX_1V8
52
O
PU
BT_HCI_RX_1V8
53
I
PU
BT_AUD_IN
56
I
PD
BT_AUD_OUT
57
O
PD
BT_AUD_FSYNC
58
I/O
PD
BT_AUD_CLK
60
I/O
PD
Ground Pins
GND
1, 7, 9, 15,
16, 17, 19,
20, 23, 24,
28, 29, 30,
31, 33, 34,
35, 37, 39,
44, 45, 48,
49, 54, 55,
59, 61, 63,
G1-G36
(1) PU = pullup; PD = pulldown.
(2) v = connect; x = no connect.
GND
AFTER
POWER
UP(1)
PU
PU
PU
PU
PU
PD
PD
PD
PD
VOLTAGE CONNECTIVITY(2)
LEVEL
1807 1837
DESCRIPTION
1.8 V
x
v Option: Bluetooth
logger
1.8 V
x
v UART RTS to host. NC
if not used.
1.8 V
x
v UART CTS from host.
NC if not used.
1.8 V
x
v UART TX to host. NC if
not used.
1.8 V
x
v UART RX from host.
NC if not used.
1.8 V
x
v Bluetooth PCM/I2S
bus. Data in. NC if not
used.
1.8 V
x
v Bluetooth PCM/I2S
bus. Data out. NC if not
used.
1.8 V
x
v Bluetooth PCM/I2S
bus. Frame sync. NC if
not used.
1.8 V
x
v Bluetooth PCM/I2S
bus. NC if not used.
–
v
v
(3) Host must provide PU using a 10-K resistor for all non-CLK SDIO signals.
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Terminal Configuration and Functions
9
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