Compex WSD377 Installation instructions

hardware guide - WSD377
1/5
Compex Systems Pte Ltd | www.compex.com.sg | ([phone] | [email protected] | Last Updated: 24/10/2017 WH HB
Copyright © Compex Systems. All rights reserved. COMPEX and the COMPEX logo, are registered trademarks of Compex Inc.
Atheros and other trademarks are properties of their respective owners. While every effort is made to ensure the information is accurate,
Compex does not accept liability for any errors or mistakes that may arise. All specifications are subject to change without notice.
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
6HOST_WAKE_
BT IHOST to wake-up Bluetooth device 28 PCM_SYNC I/O PCM sync signal
7BT_WAKE_
HOST OBluetooth 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 OFloating (Don’t connect to ground)
18 SDIO_DATA_0 I/O SDIO data line 0 40 Debug_UART_
RXD IFloating (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

hardware guide - WSD377
2/5
Compex Systems Pte Ltd | www.compex.com.sg | ([phone] | [email protected] | Last Updated: 24/10/2017 WH HB
Copyright © Compex Systems. All rights reserved. COMPEX and the COMPEX logo, are registered trademarks of Compex Inc.
Atheros and other trademarks are properties of their respective owners. While every effort is made to ensure the information is accurate,
Compex does not accept liability for any errors or mistakes that may arise. All specifications are subject to change without notice.
Schematic
Relative Pin Positions

hardware guide - WSD377
3/5
Compex Systems Pte Ltd | www.compex.com.sg | ([phone] | [email protected] | Last Updated: 24/10/2017 WH HB
Copyright © Compex Systems. All rights reserved. COMPEX and the COMPEX logo, are registered trademarks of Compex Inc.
Atheros and other trademarks are properties of their respective owners. While every effort is made to ensure the information is accurate,
Compex does not accept liability for any errors or mistakes that may arise. All specifications are subject to change without notice.
Reow Temperature Prole
Please refer to IPC/JEDEC standard.
Peak Temperature < 250°C.
Number of Times ≤ 2 times.

hardware guide - WSD377
4/5
Compex Systems Pte Ltd | www.compex.com.sg | ([phone] | [email protected] | Last Updated: 24/10/2017 WH HB
Copyright © Compex Systems. All rights reserved. COMPEX and the COMPEX logo, are registered trademarks of Compex Inc.
Atheros and other trademarks are properties of their respective owners. While every effort is made to ensure the information is accurate,
Compex does not accept liability for any errors or mistakes that may arise. All specifications are subject to change without notice.
Module Dimensions
Units are in mm.

hardware guide - WSD377
5/5
Compex Systems Pte Ltd | www.compex.com.sg | ([phone] | [email protected] | Last Updated: 24/10/2017 WH HB
Copyright © Compex Systems. All rights reserved. COMPEX and the COMPEX logo, are registered trademarks of Compex Inc.
Atheros and other trademarks are properties of their respective owners. While every effort is made to ensure the information is accurate,
Compex does not accept liability for any errors or mistakes that may arise. All specifications are subject to change without notice.
Pad Layout
Units are in mm.