AT+CPBS=? //查看可用的电话本
+CPBS:("ME","SM") //(ME and SIM have phonebooks)
OK
AT+CPBS="ME" //(select ME memory)
OK
AT+CPBR=? //(read index range and element lengths)
+CPBR: (1-99),30,30
OK
AT+CPBR=1,99 //(read all entries but only the ones set are returned)
+CPBR: 1,"931123456",129,"Ilkka"
+CPBR: 2,"9501234567",129,""
+CPBR: 4,"901234567",129,"Hesari"
OK
AT+CPBW=4;+CPBW=3,"921123456",,"TS" //(clear index 4 and write index 3)
OK