Hi, as I understand the execute command ‘AT+COPN’ should reponse with the selected operator. Although I wait for 120 seconds, no response will be received. → AT+COPS=?<\r> <\n> ← +COPS: (1,“ vodafone.de ”,“26202”,7),(1,“Telekom Deutschl”,“Telekom”,“26201”,7),(0,“o2 - de”,“o2 - de”,“26203”,7),(0-…

Hi jyijyi , Yes, thanks a lot! It was my error. I used AT+COPS=? (wrong) but should use AT+COPS? (correct) Best regards Claus

HL7812 no response to AT+COPN

jyijyi June 13, 2024, 3:29pm 7

didn’t AT+COPS? can show the registered operator?

For example:

Topic		Replies	Views
HL7692 "AT+COPS=?" does not respond Legacy HL Series	1	1370	December 12, 2018
AT+COPS=? returns just OK, and the operator list after a while IoT Modules	3	5428	July 3, 2018
Suggestions to easily handle response to AT+COPS=? Open AT	1	1071	April 18, 2007
AT+COPS? command query HL78	7	2119	August 31, 2021
HL8548 5.5.22 not honouring +COPS format selection Legacy HL Series	8	2099	March 7, 2017