Neoway N723-EA - Page 22

N723-EA Hardware User Guide
Chapter 4 Module Pins
Copyright © Neoway Technology Co., Ltd. All rights reserved.
22
USB_DM
41
IO
USB data negative signal
-
be 90 Ω. Leave this pin floating if it is not
used.
USB_DP
42
IO
USB data positive signal
-
USB_ID
43
DI
OTG detect
P3
This function is in development.
Leave this pin floating if it is not used.
UART Interface
CP_UART_TXD
46
DO
Data transmitting
P3
Used for AT commands communication and
support hardware flow control.
Leave this pin floating if it is not used.
CP_UART_RXD
47
DI
Data receiving
P3
CP_UART_CTS
51
DI
The user allows the
module to send data.
P3
CP_UART_RTS
52
DO
The module requests the
user to send data.
P3
DEBUG_UART1_TXD
65
DO
Data transmitting
P3
Only used for debug.
Leave this pin floating if it is not used.
DEBUG_UART1_RXD
66
DI
Data receiving
P3
UART2_TXD
69
DO
Data transmitting
P3
Used for data transmission.
Leave this pin floating if it is not used.
UART2_RXD
70
DI
Data receiving
P3
SDIO Interface
WLAN_SDIO_CMD
54
B
SDIO command
P3
Leave this pin floating if it is not used.
WLAN_SDIO_CLK
55
DO
SDIO clock
P3
Leave this pin floating if it is not used.
WLAN_SDIO_DATA0
56
B
SDIO data bit 0
P3
Leave this pin floating if it is not used.
WLAN_SDIO_DATA1
57
B
SDIO data bit 1
P3
Leave this pin floating if it is not used.
WLAN_SDIO_DATA2
58
B
SDIO data bit 2
P3
Leave this pin floating if it is not used.
WLAN_SDIO_DATA3
59
B
SDIO data bit 3
P3
Leave this pin floating if it is not used.
WAKE_ON_WIRELESS
60
DO
WLAN wakeup control
P3
Leave this pin floating if it is not used.