6.5 PC机与GSM短信模块串口通信 ...............................\common.bas ...............................\GSM.exe ...............................\myVBDll.cls ...............................\PC&GSM.frm ...............................\PC&GSM.frx ...............................\PC&GSM.log ...............................\PC&GSM.vbp ...............................\PC&GSM.vbw