atcmd - Send AT Commands
2025-03-25
This module provides a method for sending AT commands, allowing the QuecPython module to send AT commands through Python code.
Send AT Commands
atcmd.sendSync
atcmd.sendSync(atcmd,resp,include_str,timeout)
Sends an AT command to the module.
Parameter
-
atcmd- String type. The AT command to be sent, and '\r\n' should be included. -
resp- String type. The string content returned by the AT command. -
include_str- String type. Keyword. The specific values are shown in the table below:
| Value | Description |
|---|---|
Empty string
|
Gets all data returned by the AT command (excluding result data such as 'OK') and puts the data into the
resp
parameter.
|
None-empty string
|
Filter data containing the keyword and puts the data into the
resp
parameter.
|
-
timeout- Integer type. Timeout. Unit: second.
Return Value
Returns an integer value.
0
indicates successful execution and other values indicate failed execution.
Example:
>>> import atcmd
>>> resp=bytearray(50)
>>> atcmd.sendSync('at+cpin?\r\n',resp,'',20)
0
>>> print(resp)
bytearray(b'\r\n+CPIN: READY\r\n\n\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00
\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
atcmd.sendSync('at+cpin\r\n',resp,'',20)
1
>>> print(resp)
bytearray(b'\r\nERROR\r\n\n
\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
More example of AT command for EC200U&EG915U Series can be view by download this