Failed to see the messages sent/received by RockBLOCK 9602 in the core rock 7 websites and measured transmission time

Hi Wenyuan,

The 120 byte limit applies when you use “AT+SBDWT=message”. To send longer messages: send AT+SBDWT plus Carriage Return, wait for READY, then send the text plus Carriage Return.

Best wishes,
Paul