update for cdma/gsm network class

Author: brentru

FONA_SMS_Sensor/code.py

@@ -1,8 +1,10 @@
+# pylint: disable=unused-import
 import time
 import board
 import busio
 import digitalio
 from adafruit_fona.adafruit_fona import FONA
+from adafruit_fona.fona_3g import FONA3G
 import adafruit_bme280
 
 print("FONA SMS Sensor")
@@ -11,9 +13,12 @@
 uart = busio.UART(board.TX, board.RX)
 rst = digitalio.DigitalInOut(board.D4)
 
-# Initialize FONA module (this may take a few seconds)
+# Use this for FONA800 and FONA808
 fona = FONA(uart, rst)
 
+# Use this for FONA3G
+# fona = FONA3G(uart, rst, ri)
+
 # Initialize BME280 Sensor
 i2c = busio.I2C(board.SCL, board.SDA)
 bme280 = adafruit_bme280.Adafruit_BME280_I2C(i2c)
@@ -28,23 +33,11 @@
 # Enable FONA SMS notification
 fona.enable_sms_notification = True
 
-# store incoming notification info
-notification_buf = bytearray(64)
-
-print("FONA Ready!")
+print("Listening for messages...")
 while True:
-    if fona.in_waiting: # data is available from FONA
-        notification_buf = fona.read_line()[1]
-        # Split out the sms notification slot num.
-        notification_buf = notification_buf.decode()
-        if "+CMTI:" not in notification_buf:
-            continue
-        sms_slot = notification_buf.split(",")[1]
-
-        print("NEW SMS!\n\t Slot: ", sms_slot)
-
-        # Get SMS message and address
-        sender, message = fona.read_sms(sms_slot)
+    sender, message = fona.receive_sms()
+    if message:
+        print("New Message!")
         print("FROM: ", sender)
         print("MSG: ", message)
 
@@ -57,16 +50,18 @@
         message = message.lower()
         message = message.strip()
 
-        if message in ['temp', 'temperature', 't']:
+        if message in ["temp", "temperature", "t"]:
             response = "Temperature: %0.1f C" % temp
-        elif message in ['humid', 'humidity', 'h']:
+        elif message in ["humid", "humidity", "h"]:
             response = "Humidity: %0.1f %%" % humid
-        elif message in ['pres', 'pressure', 'p']:
+        elif message in ["pres", "pressure", "p"]:
             response = "Pressure: %0.1f hPa" % pres
-        elif message in ['status', 's']:
+        elif message in ["status", "s"]:
             response = "Temperature: {0:.2f}C\nHumidity: {1:.1f}% \
-                     Pressure: {2:.1f}hPa".format(temp, humid, pres)
-        elif message in ['help']:
+                     Pressure: {2:.1f}hPa".format(
+                temp, humid, pres
+            )
+        elif message in ["help"]:
             response = "I'm a SMS Sensor - txt me with a command:\
                         TEMP - Read temperature\
                         HUMID - Read humidity\
@@ -82,8 +77,3 @@
         if not fona.send_sms(int(sender), response):
             print("SMS Send Failed")
         print("SMS Sent!")
-
-        # Delete the original message
-        if not fona.delete_sms(sms_slot):
-            print("Could not delete SMS in slot", sms_slot)
-        print("OK!")