The AT instruction CMS ERROR: 302

These last two days very depressed, Write a AT program of instructions, The beginning is very smoothly, Receiving messages read text messages are no problem, But yesterday saw AT instruction set some instructions do not understand (curious), Just play a few test at, Results the serious problem, Don't know is the card or equipment problems, Can not receive text messages., Read the message of no, Directly display AT+CMGR and AT+CMGL showed "+CMS ERROR: 302" did not, Other instructions like delete messages, send text messages, SMS transmission mode can also be changed, One problem is that card into the can not receive SMS equipment, But the card removed from the device in the mobile phone., Those not receiving SMS is received, Signal detection device is 17, 99 it should be., Do not know how it is, Please help me thank you~!!

Started by Melissa at December 01, 2016 - 10:16 AM

Check module of the AT manual, have a look CMS ERROR: 302 what is the specific error

Posted by Alina at December 16, 2016 - 10:32 AM

No idea ~~~~~~~~~~

Posted by Rachel at December 18, 2016 - 11:04 AM

operation not allow

Look at your situation is not the card mode settings wrong CMGF check

Posted by Felix at December 31, 2016 - 11:55 AM