COM AT+CGSMS - Select service for MO SMS
COM V1.0	10.05.2005	 T. Kleinmann

from attglobals import *

AT+CGSMS=?
WAIT FOR OK

AT+CGSMS?
WAIT FOR OK

modes=[0,1,2,3]

for i in modes:
	AT+CGSMS=i
	WAIT FOR OK
	WAIT 2000

AT 
WAIT FOR OK