def sendSMS(theSmsMsg,theDestination,theTerminator,retry,timeOut):
#This function sends an SMS Message
# Input Parameter Definitions
# theSmsMsg: The text SMS Message
# theTerminator: string or character at the end of AT Command
# retry: How many times the command will attempt to retry if not successfully send
# timeOut: number of [1/10 seconds] command could take to respond
try:
rtnList = [-1,-1] #[return status,return data]
# return status:
# -2: Timeout
# -1: Exception occurred
# 0: No errors occurred, no return data
# 1: No errors occurred, return data
#Note that the 145 being sent in with the destination address is the "type" of destination address, with 145 including a "+" for international
while (retry != -1):
rtnList[1] = MDM.send('AT+CMGS="' + str(theDestination) + '",145', 0)
rtnList[1] = MDM.sendbyte(0x0d, 0)
rtnList = ATC.mdmResponse('\r\n>', timeOut)
rtnList[1] = MDM.send(theSmsMsg, 0)
rtnList[1] = MDM.sendbyte(0x1a, 0)
#Wait for AT command response
rtnList = ATC.mdmResponse(theTerminator, timeOut)
#Did AT command respond without error?
pos1 = rtnList[1].rfind(theTerminator,0,len(rtnList[1]))
if (pos1 != -1):
retry = -1
rtnList = ATC.parseResponse(rtnList[1])
else:
retry = retry - 1
rtnList[0] = 0 #no error, no data
#If the function fails to find the proper response to the SMS send ('OK<cr><lf>') then we receive a timeout string: 'timeOut'
except:
print sys.exc_info()
rtnList[0] = -1
return rtnList
def CheckNewSMS():
# This function checks for a new SMS. If one is found it parses the information.
try:
rtnList = [-1,-1] #[return status,return data]
# return status:
# -2: Timeout
# -1: Exception occurred
# 0: No errors occurred, no SMS
# 1: No errors occurred, return received SMS
#Now try to list all newly received SMS.
#Using this method because the sendatcommand method ends up parsing out info we need due to the multiple \r\n response.
rtnList[1] = MDM.send('AT+CMGL="REC UNREAD"', 0)
rtnList[1] = MDM.sendbyte(0x0d, 0)
#Grab the response of the command
rtnList = ATC.mdmResponse('OK', 10)
res = rtnList[1]
#Try to list all currently stored SMS's. This is just a check to see if we have old/already read messages.
rtnList[1] = MDM.send('AT+CMGL="ALL"', 0)
rtnList[1] = MDM.sendbyte(0x0d, 0)
#Grab the response of the command
rtnList = ATC.mdmResponse('OK', 10)
res2 = rtnList[1]
#Check for messages, search from 0 to the length of the AT Command response
pos0 = res.find('+CMGL: 1',0,len(res))
GeneralCheck = res2.find('+CMGL:',0,len(res2))
if (pos0 != -1):
#New message found, let's parse the useful information
#first, let's split the received information so we can echo a response to the originating phone number
#Below is the normal response we are parsing
#+CMGL: <index>,<stat>,<oa/da>,<alpha>,<scts><CR><LF><data><CR><LF>
#+CMGL: 1,"REC UNREAD","+xxxxxxxxxxx","test","12/06/06,15:59:50-20"
#Data
#Separate by \r\n to separate the SMS data
parts1 = res.split('\r\n')
#Now split by comma to get individual data from the main chunk of information
parts2 = parts1[1].split(",")
SMSInfo.index = parts2[0]
SMSInfo.stat = parts2[1]
SMSInfo.OriginatingPN = parts2[2]
SMSInfo.alpha = parts2[3]
SMSInfo.date = parts2[4]
SMSInfo.time = parts2[5]
SMSInfo.SMS = parts1[2]
#Delete ALL SMS to ensure a clear buffer for the next read
rtnList = ATC.sendAtCmd('AT+CMGD=1,4' ,ATC.properties.CMD_TERMINATOR,5)
rtnList[1] = SMSInfo.SMS
rtnList[0] = 1 #indicate data received
return rtnList
#Enter this AT command to ensure the buffer is empty and ready to receive new SMS messages
if (GeneralCheck != -1):
rtnList = ATC.sendAtCmd('AT+CMGD=1,4' ,ATC.properties.CMD_TERMINATOR,5)
rtnList[0] = 0 #No errors, but no data received
except:
print sys.exc_info()
rtnList[0] = -1
return rtnList
