AT+CPMS="ME","ME","ME"

+CPMS: 4,10,4,10,4,10

OK
AT+CMGF?

+CMGF: 1

OK
AT+CNMI?

+CNMI: 2,0,0,0,0

OK
AT+CNMI=2,1

OK
AT+CMGS="17740879810"

a?a?
+CMGS: 10

OK

+CMTI: "ME",4

AT+CMGR=4

+CMGR: "REC UNREAD","17740879810",,"24/04/28,14:24:44 +32"
"611F8C22611F8C22"

OK

AT+CMGS="17740879810"

a?a?
+CMGS: 11

OK
AT+CMGS="17740879810"

a?a?
+CMGS: 12

OK

AT+CPMS?

+CPMS: "ME",7,10,"ME",7,10,"ME",7,10

OK

--------------------------------------
如上，把短信发给自己。只收到了一个短信到达提示：
+CMTI: "ME",4

后面的收不到了。