Chengdu Ebyte Electronic Technology Co.,Ltd
E70-915NW30S User Manual
Copyright ©2012–2019
，
Chengdu Ebyte Electronic Technology Co.,Ltd
1-18
9. AT Command
When the serial port enters AT mode, it needs to open the serial port assistant, set the serial port (default parameter) baud
rate 115200, data bit 8 bit, stop bit 1 bit, open the serial port, input "+++" without carriage return. All parameter settings
will reply "\r\n+OK\r\n".
1
Enters” +++” into AT Command
+++
Parameter Description:
Nonparametric
Response:
Enter AT Mode
Example
：
+++
Note: 1. The AT command can be used only after entering the AT command mode
2. After entering the AT command mode, the AT command mode can be used again only after exiting the AT command mode, reset or
restart the module
3. When writing this instruction, the serial debugging assistant must be set not to send new lines; writing other AT commands must be set
to send new lines.
2
AT+EXIT
Exit AT command mode
AT+EXIT
Parameter Description:
Null
Response:
Exit AT Mode
Example
：
AT+EXIT
Note: AT commands are invalid after exiting AT command mode
3
AT + CNCFG
Set / Query device channel
AT+CNCFG=?
Parameter specification:
Query the current working channel
Response
：
Channel
：
0
AT+CNCFG=Value
Parameter specification:
Value
：
0~63
（
Factory default parameter is 0
）
Note: 1. In the long-distance mode and standard transmission mode, the frequency range is (908.2MHz ~ 920.8MHz), the channel
interval is 0.2MHz, and Fre = 908.2 + (Channel * 0.2);
In high-rate mode, the frequency range is 902.4MHz ~ 927.6MHz, the channel interval is 0.4MHz, and Fre = 902.4 +
(Channel * 0.4);
2. After setting the channel, the network information will be cleared
4
AT+ WMCFG
Setting /Querying working mode (reboot valid)
AT+ WMCFG =?
Description:
Gets working mode
Response
：
WMCFG
：
4
