LPWA Module Series
BG95&BG77&BG600L Series TCP/IP Application Note
BG95&BG77&BG600L_Series_TCP/IP_Application_Note 12 / 56
the data access mode back to transparent transmission mode. When transparent transmission
mode is entered successfully,
CONNECT
is returned. If no connection has entered transparent
transmission mode before,
ATO
returns
NO CARRIER
.
1. In buffer access mode, if the buffer is not empty, the module does not report a new URC until all the
received data has been read with
AT+QIRD
from the buffer.
2. In transparent transmission mode, AT commands cannot be executed. If the socket connection is
closed because of network error or other errors, the module reports
NO CARRIER
and exits from the
transparent transmission mode. In this case,
AT+QICLOSE
should be executed to close the socket
service.
NOTES