def main():
try:
timerA = timers.timer(0)
timerA.start(1)
# Set Global Watchdog timeout in Seconds
MOD.watchdogEnable(300)
#Increase CPU speed at cost of increased current consumption
ATC.sendAtCmd('AT#CPUMODE=1',ATC.properties.CMD_TERMINATOR,0,5)
#Turn off GSM TX/RX
ATC.sendAtCmd('AT+CFUN=4',ATC.properties.CMD_TERMINATOR,0,5)
#Initialize MS20 Receiver
res = MS20.initGPS('9600','8N1')
if not(res == 0):
if (res == -1):
DEBUG_CF.sendMsg("MS20 Exception occurred\r\n",myApp.RUN_MODE)
elif (res == -3):
DEBUG_CF.sendMsg("NMEA Command response Checksum fail\r\n",myApp.RUN_MODE)
elif (res == -4):
DEBUG_CF.sendMsg("No NMEA Command response\r\n",myApp.RUN_MODE)
DEBUG_CF.sendMsg("Is NAVSYNC serial port connected to TRACE port via NULL MODEM cable?\r\n",myApp.RUN_MODE)
DEBUG_CF.sendMsg("For CF_EVAL_PCB001 V3.1 evaluation boards or newer => SW1, MODE1 = ON\r\n",myApp.RUN_MODE)
DEBUG_CF.sendMsg("See GSM865CF Plug-in Terminal GPS Demonstration User Guide for more info\r\n",myApp.RUN_MODE)
elif (res == -5):
DEBUG_CF.sendMsg("Incorrect NMEA command response\r\n",myApp.RUN_MODE)
elif (res > 0):
DEBUG_CF.sendMsg("MS20 Error Number: " + str(res) + "\r\n",myApp.RUN_MODE)
else:
DEBUG_CF.sendMsg("Unknown error\r\n",myApp.RUN_MODE)
MOD.sleep(40)
return
DEBUG_CF.sendMsg("MS20 Initialization Complete\r\n",myApp.RUN_MODE)
DEBUG_CF.sendMsg("GPS Application Version: " + MS20.GPSdata.APP_VER + "\r\n",myApp.RUN_MODE)
# Wait for GPS module to obtain position data
DEBUG_CF.sendMsg("Waiting for valid position",myApp.RUN_MODE)
#Poll NMEA GPGLL Sentence
if (MS20.pollNMEA('2',5) == 0): exitLoop = MS20.GPSdata.GPGLL.split(',')[6]
while(exitLoop != 'A'):
MOD.watchdogReset()
#Poll NMEA GPGLL Sentence
if (MS20.pollNMEA('2',5) == 0): exitLoop = MS20.GPSdata.GPGLL.split(',')[6]
DEBUG_CF.sendMsg(".",myApp.RUN_MODE)
DEBUG_CF.sendMsg("\r\nPosition acquired: " +str(timerA.count()) + " Seconds (Referenced to script start time)\r\n",myApp.RUN_MODE)
#Increase CPU speed during TX/RX only
ATC.sendAtCmd('AT#CPUMODE=2',ATC.properties.CMD_TERMINATOR,0,5)
#Activate Low Power mode, Turn off GSM TX/RX
ATC.sendAtCmd('AT+CFUN=5',ATC.properties.CMD_TERMINATOR,0,5)
#Set Network specific settings
res = NETWORK.initGsmNetwork(myApp.NETWORK,myApp.BAND)
if (res == -1):
return
DEBUG_CF.sendMsg("Network Initialization Complete\r\n",myApp.RUN_MODE)
#Wait for GSM Registration
DEBUG_CF.sendMsg("Waiting for GSM Registration",myApp.RUN_MODE)
#Check GSM registration
exitLoop = NETWORK.isGsmRegistered(1)
while(exitLoop != 0):
MOD.watchdogReset()
#Check GSM registration
exitLoop = NETWORK.isGsmRegistered(1)
DEBUG_CF.sendMsg(".",myApp.RUN_MODE)
DEBUG_CF.sendMsg("\r\nTerminal is registered to a GSM network\r\n",myApp.RUN_MODE)
#Init GPRS
GPRS.init('1',myApp.APN)
DEBUG_CF.sendMsg("GPRS Initialization Complete\r\n",myApp.RUN_MODE)
#Wait for GPRS attach
DEBUG_CF.sendMsg("Waiting for GPRS Attach",myApp.RUN_MODE)
#Check GPRS Attach
exitLoop = NETWORK.isGprsAttached(1)
while(exitLoop != 0):
MOD.watchdogReset()
#Check GPRS Attach
exitLoop = NETWORK.isGprsAttached(1)
DEBUG_CF.sendMsg(".",myApp.RUN_MODE)
DEBUG_CF.sendMsg("\r\nTerminal is attached to GPRS service\r\n",myApp.RUN_MODE)
#Record IMEI number
myApp.IMEI = ATC.sendAtCmd('AT+CGSN',ATC.properties.CMD_TERMINATOR,0,5)
DEBUG_CF.sendMsg("IMEI #: " + myApp.IMEI + "\r\n",myApp.RUN_MODE)
# Start timeout timer
timerB = timers.timer(0)
timerB.start(1)
while(not(timerB.isexpired())): exitCode = -1
# Loop forever, without this loop the script would run once and exit script mode. On reboot or power-on the script would run once more
while (1):
exitCode = -1
while (exitCode==-1):
MOD.watchdogReset()
#If interval timer expires then send packet to server
if (timerB.isexpired()):
#Poll NMEA GPGLL Sentence
res = MS20.pollNMEA('2',5)
DEBUG_CF.sendMsg("Current GPGLL sentence: " + MS20.GPSdata.GPGLL,myApp.RUN_MODE)
DEBUG_CF.sendMsg("Opening Connection to server: " + myApp.IP + ":" + myApp.PORT + "\r\n",myApp.RUN_MODE)
#Connect to server
#Pass in: IP Address, IP Port, sockNum, GPRSuserName, GPRSuserPassword,Command Mode
res = GPRS.openSocket(myApp.IP,myApp.PORT,'1','','',myApp.PROTOCOL,'1')
try:
#If socket open upload data
if (res == 'OK'):
DEBUG_CF.sendMsg("Connection opened\r\n",myApp.RUN_MODE)
#Build String to send to customer server
STR1 = myApp.IMEI +',' + MS20.GPSdata.GPGLL
DEBUG_CF.sendMsg("Sending Data: " + STR1,myApp.RUN_MODE)
#Send STR1 to server
res = GPRS.send_CM(STR1,1,10)
DEBUG_CF.sendMsg("Data Sent\r\n",myApp.RUN_MODE)
#Close Socket
res = GPRS.closeSocket('1')
DEBUG_CF.sendMsg("Connection Closed\r\n",myApp.RUN_MODE)
exitCode = 0
else:
DEBUG_CF.sendMsg("Connection failed to open\r\n",myApp.RUN_MODE)
#What is the signal strength?
res = ATC.sendAtCmd('AT+CSQ',ATC.properties.CMD_TERMINATOR,0,5)
DEBUG_CF.sendMsg("Signal Strength (AT+CSQ): " + res + "\r\n",myApp.RUN_MODE)
# Is Terminus still connected to GSM Network?
res = NETWORK.isGsmRegistered(1)
if (res == 0):
DEBUG_CF.sendMsg("GSM865CF is registered on GSM network\r\n",myApp.RUN_MODE)
else:
DEBUG_CF.sendMsg("GSM865CF is NOT registered on GSM network\r\n",myApp.RUN_MODE)
#Is a PDP context activated?
res = ATC.sendAtCmd('AT#SGACT?',ATC.properties.CMD_TERMINATOR,0,20)
DEBUG_CF.sendMsg("PDP Context status (AT#SGACT?): " + res + "\r\n",myApp.RUN_MODE)
# Is Terminus still attached to GPRS service?
res = NETWORK.isGprsAttached(1)
if (res == 0):
DEBUG_CF.sendMsg("GSM865CF is attached to GPRS service\r\n",myApp.RUN_MODE)
else:
DEBUG_CF.sendMsg("GSM865CF is NOT attached to GPRS service\r\n",myApp.RUN_MODE)
except:
DEBUG_CF.sendMsg("Script encountered an exception while uploading data to server\r\n",myApp.RUN_MODE)
DEBUG_CF.sendMsg("Exception Type: " + str(sys.exc_type) + "\r\n",myApp.RUN_MODE)
DEBUG_CF.sendMsg("MODULE -> GSM865CF_GPS\r\n",myApp.RUN_MODE)
return
else:
DEBUG_CF.CLS(myApp.RUN_MODE)
DEBUG_CF.sendMsg("Next update in: " + str(int(myApp.INTERVAL) - timerB.count()) + " Seconds\r\n",myApp.RUN_MODE)
MOD.sleep(10)
## Re-Start timeout timer
timerB = timers.timer(0)
timerB.start(int(myApp.INTERVAL))
except:
DEBUG_CF.sendMsg("Script encountered an exception\r\n",myApp.RUN_MODE)
DEBUG_CF.sendMsg("Exception Type: " + str(sys.exc_type) + "\r\n",myApp.RUN_MODE)
DEBUG_CF.sendMsg("MODULE -> GSM865CF_GPS\r\n",myApp.RUN_MODE)
return
## If using TCPIP (PROTOCOL = 'TCPIP')
## Else leave blank (PROTOCOL = '')
myApp.PROTOCOL = 'TCPIP'
## INTERVAL
## How many seconds the demo will wait before sending new GPS data to server.
## In this demo, GPS data will be sent every 60 seconds (INTERVAL = '60')
myApp.INTERVAL = '60'
try:
myApp.RUN_MODE = 0 #Running in IDE
test = float(myApp.RUN_MODE) #float not implemented in Telit module
except:
myApp.RUN_MODE = 1 #Running in GE865-DUAL Python Environment
DEBUG_CF.init('115200','8N1')
DEBUG_CF.CLS(myApp.RUN_MODE)
DEBUG_CF.sendMsg("GSM865CF GPS DEMO\r\r\n",myApp.RUN_MODE)
main()
DEBUG_CF.sendMsg("Main Script Exit",myApp.RUN_MODE)
DEBUG_CF.sendMsg("....Rebooting",myApp.RUN_MODE)
#Reboot or Script will not restart until a power cycle occurs
ATC.reboot()
except:
DEBUG_CF.sendMsg("Main Script encountered an exception",myApp.RUN_MODE)
DEBUG_CF.sendMsg("Exception Type: " + str(sys.exc_type),myApp.RUN_MODE)
DEBUG_CF.sendMsg("MODULE -> GSM865CF_GPS",myApp.RUN_MODE)
