Compex WSD377, Руководство по оборудованию

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hardware guide - WSD377
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Compex Systems Pte Ltd | www.compex.com.sg | (+65) 6288 8220 | sales@compex.com.sg | Last Updated: 24/10/2017 WH HB
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No. Name Type Description No. Name Type Description
1 GND - Ground connections 23 NC -
Floating (Don’t connect to
ground)
2 WL_BT_ANT I/O RF I/O port 24 LPO I
External Low Power Clock
input (32.768KHz)
3 GND - Ground connections 25 PCM_OUT O PCM Data output
4 NC -
Floating (Don’t connect to
ground)
26 PCM_CLK I/O PCM clock
5 NC -
Floating (Don’t connect to
ground)
27 PCM_IN I PCM data input
6
HOST_WAKE_
BT
I
HOST to wake-up Bluetooth
device
28 PCM_SYNC I/O PCM sync signal
7
BT_WAKE_
HOST
O
Bluetooth device to wake-up
HOST
29 NC -
Floating (Don’t connect to
ground)
8 NC -
Floating (Don’t connect to
ground)
30 NC -
Floating (Don’t connect to
ground)
9 VCC33 P
Main power voltage source
input 3.3V
31 GND - Ground connections
10 GND - Ground connections 32 NC -
Floating (Don’t connect to
ground)
11 NC -
Floating (Don’t connect to
ground)
33 GND - Ground connections
12 WL_EN I
Enable pin for WLAN device
ON: pull high ; OFF: pull low
34 BT_EN I
Enable pin for Bluetooth
device
ON: pull high ; OFF: pull low
13
WL_HOST_
WAKE
O WLAN to wake-up HOST 35 NC -
Floating (Don’t connect to
ground)
14 SDIO_DATA_2 I/O SDIO data line 2 36 GND - Ground connections
15 SDIO_DATA_3 I/O SDIO data line 3 37 NC -
Floating (Don’t connect to
ground)
16
SDIO_DATA_
CMD
I/O SDIO command line 38 NC -
Floating (Don’t connect to
ground)
17
SDIO_DATA_
CLK
I/O SDIO clock line 39
Debug_UART_
TXD
O
Floating (Don’t connect to
ground)
18 SDIO_DATA_0 I/O SDIO data line 0 40
Debug_UART_
RXD
I
Floating (Don’t connect to
ground)
19 SDIO_DATA_1 I/O SDIO data line 1 41 UART_RTS_N O Bluetooth UART interface
20 GND - Ground connections 42 UART_TXD O Bluetooth UART interface
21 GPIO11 - Reserved 43 UART_RXD I Bluetooth UART interface
22 VDDIO P
I/O Voltage supply input 1.8V
or 3.3V
44 UART_CTS_N I Bluetooth UART interface
GPIO Pin Mapping