Lesson33- how to debug KC868-A8S GSM module using AT command

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1. Test

AT

2. make a CALL

ATD13100000000;

3. receive a CALL

RING            display receive information
ATA              Answer the phone
AT+CHUP    Hang up

4. receive a SMS

+CMTI: "SM",1    display receive information
AT+CMGR=1        read No.1 SMS
AT+CMGL="ALL"  read all SMS
AT+CMGD=1        delete No.1 SMS
AT+CMGD=1,4    delete all SMS

5. send a SMS

AT+CMGF=1  set SMS mode=TEXT
AT+CMGS="phone number"
> this is a text sms from KinCony
send Ctrl+Z or HEX (0x1A)

arduino IDE source code for GSM serial port debug:
  AT-debug.zip (Size: 282 bytes / Downloads: 230)

  SIM7500_SIM7600 Series_AT_Command_Manual _V1.10.pdf (Size: 4.53 MB / Downloads: 277)