	AT$GPSOSI=15,10
           AT$EVENT=70,1,72,1,1
           AT$EVENT=70,3,60,51,4350
           AT$EVENT=70,3,40,51,4350
           AT$EVENT=71,1,72,0,0
           AT$EVENT=71,3,60,510,4350
           AT$EVENT=71,3,40,510,4350
           AT$EVENT=72,0,72,1,1
           AT$EVENT=72,3,60,7051,4350
           AT$EVENT=72,3,40,7051,4350
           AT$EVENT=73,0,72,0,0
           AT$EVENT=73,3,60,70510,4350
           AT$EVENT=73,3,40,70510,4350
