didn’t you mentioned that it has problem in test1?
I have also tried cedrx mode, no problem is found:
at+cedrxs=0
OK
at+cedrxs=1
OK
at+cedrxs?
+CEDRXS: 4,"0101"
+CEDRXS: 5,"0010"
OK
AT+CEDRXRDP
+CEDRXRDP: 5,"0010","0010","0000"
OK
ati3
HL7812.5.7.3.0
OK
at+Cereg?
+CEREG: 5,1,"C672","0188A9DF",9
OK
AT+KCNXCFG=1,"GPRS","nbiot"
OK
AT+KCNXPROFILE=1
OK
AT+KTCPCFG=1,0,"123.123.123.123",5048
+KTCPCFG: 1
OK
AT+ktcpcnx=1
OK
+KCNX_IND: 1,1,0
+KTCP_IND: 1,1
at+kric=64,0,5,0,1
OK
AT+KTCPSND=1,5
CONNECT
OK
+KTCP_DATA: 1,1
aat
OK
at+ktcprcv=1,5
CONNECT
1--EOF--Pattern--
OK
+KTCP_DATA: 1,1
at+ktcprcv=1,5
CONNECT
2--EOF--Pattern--
OK
+KTCP_DATA: 1,2
at+ktcprcv=1,5
CONNECT
34--EOF--Pattern--
OK
+KTCP_DATA: 1,1
at+ktcprcv=1,5
CONNECT
5--EOF--Pattern--
OK
at+ksleep=1,1,10
OK
//here the module goes to sleep mode.
//And I can see the RI pin toggled when receiving TCP data
+KTCP_DATA: 1,7