The read command reads locked bands.
An empty string is returned if bandlock is not set.
Response syntax:
%XBANDLOCK: <permanent_lock>,<run_time_lock>,<erase_protected_lock>
The read response parameter and its defined value are the following:
The following command example reads the locked bands. No permanent lock, runtime lock for bands 13, 4, and 1. No erase-protected lock:
AT%XBANDLOCK?
%XBANDLOCK:
"",
"0000000000000000000000000000000000000000000000000000000000000000000000000001000000001001",""
OK