I am using MC7304 for sending SMS-SUBMIT messages and receiving their corresponding SMS-STATUS-REPORTs (delivery,failure)
Everything works correctly for a while, but at some point the SMS-STATUS-REPORTs stop being received. The modem doesn’t recover unless is restarted (power off/on). Not sure what causes this error - it looks like a buffer is filled and SRs are blocked.
…SMS-SUBMIT body. (PDU format) …
…SMS-STATUS-REPORT body (PDU format)
=> at some point (without changing anything), +CDS no longer arrives.