请问一个AT指令的问题

eris2007

请问一个AT指令的问题 [复制链接]

利用SIM300模块和430单片机做的设备，用手机短信控制设备，执行一条删除一条，如果前面短信未删除，后面指令就无法执行，现在的问题是加了回复（执行一条指令返回一条确认消息）后就只能执行第一条，现在问题就是短信无法删除，我只改了总闸分的，其他没改，注
：未改动前短信是可以删除的
请问怎样才能使短信删除
下面是程序
void Action_judge(void)
{
         ulong ultemp1=0,ultemp2; //号码认证
   char i,temp1;//,temp2;
   delay1S();

   for(i=0;i<13;i++)
      {
   // test2=22;
      receivnum=RX_action[i+2]-48;
      }

   for(i=0;i<11;i=i+2)
      {
      //test2=33;
      temp1=receivnum;
receivnum=receivnum[i+1];
receivnum[i+1]=temp1;
   }
      //4294967296
   //13277929732

receivnum1=10*receivnum[0]+receivnum[1];//13
ultemp2=receivnum[2];
      ultemp1+=ultemp2*100000000;
      ultemp2=receivnum[3];
      ultemp1+=ultemp2*10000000;
      ultemp2=receivnum[4];
      ultemp1+=ultemp2*1000000;
      ultemp2=receivnum[5];
      ultemp1+=ultemp2*100000;
      ultemp2=receivnum[6];
      ultemp1+=ultemp2*10000;
      ultemp2=receivnum[7];
      ultemp1+=ultemp2*1000;
      ultemp2=receivnum[8];
      ultemp1+=ultemp2*100;
      ultemp2=receivnum[9];
      ultemp1+=ultemp2*10;
      ultemp2=receivnum[10];
      ultemp1+=ultemp2;
            receivnum2=ultemp1;

   for(i=0;(i<2*tablesize-1)&&pass==0;i=i+2)
                  {
                  if(receivnum1==Teletable&&receivnum2==Teletable[i+1])
{
pass=1;
// num6=i;
}
   else
           pass=0;

                  }

RX_bit=RX_temp;
            flag_receiving=0;
counter_action=0;
if(pass)//如果通过认证
{
   switch(RX_action[53])
         {
         case 65:
//设备自检
      if(RX_action[45]==69)
                  {
         flag_ensend=1;
         flag_allsend=1;
   }
                              flag_measuring=1;
      flag_display=0;

              break;

      case 56:
   //总闸合
   //重合闸以后所有状态是否需要恢复到初始状态?

         if(RX_action[45]==66)
         {
               P5OUT&=~BIT4;

         flag_Tfault=0;
         Tstep2send=0;
   flag_Irmsfault=0;
   rmstep2send=0;
   flag_Iresfault=0;
   restep2send=0;
                                 flag_reclose=0;
        flag_Iresfault=0;

   flag_measuring=1;
         flag_display=0;
   flag_messfault=0;/*invalidate the message caused cut off flag*/
//清除过流标志
   P4OUT&=~BIT0;
//清除过热标志
         P4OUT&=~BIT1;
//清除剩余电流过大标志
P4OUT&=~BIT2;
         }
         break;

      case 54:
   //总闸分
         if(RX_action[45]==66)
   {
                  P5OUT|=BIT4;
   delay1S();
   delay1S();
   delay1S();
   diskeyint(); //禁止按键中断
                  flag_ensend=0;//flag clearence
                  flag_measuring=0;
                  flag_messfault=1;/*validate the flag to cutt off the break*/
   send_commandall();
   send_ATorder(TX_ATEsc);
            send_ATorder(TX_ATD);//删除短信

               }
         enkeyint ();             //发送完毕，打开按键中断
                  delay1S();
                  delay1S();
            flag_measuring=1; //恢复测量状态
                  flag_display=0;//显示IRES
                                                  ATTReset();
                  delay1S();
                  ATT_Cali();
               break;

      case 49://支路1操作
//支路1合/分
         if(RX_action[57]==56)
         {
         P3OUT&=~BIT0;
flag_messfault=0;
           }
         else if(RX_action[57]==54)
         {
         P3OUT|=BIT0;
   flag_messfault=1;
         }

                          flag_measuring=1;
   flag_display=0;
         break;

      case 50:
//支路2合/分
         if(RX_action[57]==56)
         {
         P3OUT&=~BIT1;
         flag_messfault=0;
           }
         else if(RX_action[57]==54)
         {
         P3OUT|=BIT1;
   flag_messfault=1;
           }
         flag_measuring=1;
         flag_display=0;
         break;

      case 51:
//支路3合/分
         if(RX_action[57]==56)
         {
         P3OUT&=~BIT2;
   flag_messfault=0;
         }
         else if(RX_action[57]==54)
         {
         P3OUT|=BIT2;
flag_messfault=1;
         }

                     flag_measuring=1;
         flag_display=0;
         break;

         default:
                           flag_measuring=1;
         flag_display=0;
         break;

            }
//    enRXint();
      send_ATorder(TX_ATD);//3//删除短信
   // P4OUT&=~BIT1;
      //P4OUT&=~BIT2;
   enkeyint();
   flag_measuring=1;//3//恢复测量状态
   flag_display=0;
   pass=0;///

}
else
{
   send_ATorder(TX_ATD);
                  // P4OUT&=~BIT1;
                     //P4OUT&=~BIT2;
                     enkeyint();
         flag_measuring=1;
                  flag_display=0;
}

}