Specifications

Module：EWN-8822CSS3AH
Waiting for your suggestion at anytime. - 14 - E-mail：[e-mail]
Pin Definition Description
Power
Supply
Power level
37 NC No connect - -
38 BT_REG_ON Low asserting reset for Bluetooth core VDDIO Depend On VDDIO
39 GND Ground - -
40 UART_TXD
Bluetooth UART interface( connect to
host UART RX )
VDDIO Depend On VDDIO
41 UART_RXD
Bluetooth UART interface( connect to
host UART TX )
VDDIO Depend On VDDIO
42 UART_RTS_N Bluetooth UART interface VDDIO Depend On VDDIO
43 UART_CTS_N Bluetooth UART interface VDDIO Depend On VDDIO
44 SD_RESET SDIO interface reset VDDIO Depend On VDDIO
45 G_WL General Purpose Input/Output Pin VDDIO Depend On VDDIO
46
GND Ground
- -
47 NC No connect - -
48
GND Ground
- -
49 HOST_WAKE_BT Host wake-up Bluetooth VDDIO Depend On VDDIO
50 BT_WAKE_HOST Bluetooth to wake-up the host VDDIO Depend On VDDIO