def setup():
print('Program is starting ... ')
print('Press Ctrl-C to exit.')
lora.init()
#boxNum = box
#print('Mailbox Number: ' boxNum)
info('send', 'STATUS')
packet = bytearray(config.OP_STATUS_SIZE)
packet[0] = config.OP_STATUS
packet[1:9] = crypto.get_checksum(packet)
packet[9] = 1
packet[10] = 1
packet[11] = 1
packet[12] = 1
i = 0
for x in os.environ['GATE_PUB_KEYS'].split(','):
if i == 0:
i += 1
else:
lora.send(packet, i)
info('send', 'ACK {}'.format(lora.packet_str(packet)))
i += 1
def loop():
try:
packet = lora.recv()
if not packet: return
info('loop', 'recv packet {}'.format(lora.packet_str(packet)))
base_name = '{}_'.format(get_channel())
data = []
op = packet[0]
size = len(packet)
if op == config.OP_ACK:
data.append({'bn': base_name, 'n': 'Flag', 'u': 'Flag', 'v': packet[9]})
data.append({'n': 'Lock', 'u': 'Lock', 'v': packet[10]})
data.append({'n': 'Package', 'u': 'Package', 'v': packet[11]})
data.append({'n': 'Power', 'u': 'Power', 'v': packet[12]})
data.append({'n': 'Error', 'u': 'Error', 'v': packet[13]})
box_checksum = packet[1:9]
info('loop', 'box checksum {}'.format(lora.packet_str(box_checksum)))
elif op == config.OP_CONNECT:
data.append({'bn': base_name, 'n': 'Flag', 'u': 'Flag', 'v': packet[0]})
data.append({'n': 'Lock', 'u': 'Lock', 'v': packet[1]})
data.append({'n': 'Package', 'u': 'Package', 'v': packet[2]})
data.append({'n': 'Power', 'u': 'Power', 'v': packet[3]})
data.append({'n': 'Error', 'u': 'Error', 'v': packet[4]})
box_key = packet[5:]
info('loop', 'box key {}'.format(lora.packet_str(box_key)))
elif op == config.OP_STATUS:
data.append({'bn': base_name, 'n': 'Flag', 'u': 'Flag', 'v': packet[9]})
data.append({'n': 'Lock', 'u': 'Lock', 'v': packet[10]})
data.append({'n': 'Package', 'u': 'Package', 'v': packet[11]})
data.append({'n': 'Power', 'u': 'Power', 'v': packet[12]})
box_checksum = packet[1:9]
info('loop', 'box checksum {}'.format(lora.packet_str(box_checksum)))
else:
raise Exception('invalid OP packet {}'.format(op))
if len(data) > 1:
info('send', 'ACK')
packet = bytearray(config.OP_ACK_SIZE)
packet[0] = config.OP_ACK
packet[1:9] = crypto.get_checksum(packet)
packet[9] = 1
packet[10] = 1
packet[11] = 1
packet[12] = 100
packet[13] = config.E_OK
lora.send(packet)
info('send', 'ACK {}'.format(lora.packet_str(packet)))
msg = Message(get_topic(), data)
info('loop', 'message {}'.format(msg))
publish(msg)
except Exception as ex:
error('loop', str(ex))
finally:
time.sleep(0)
def setup(box):
print('Program is starting ... ')
print('Press Ctrl-C to exit.')
lora.init()
print('Mailbox Number: ' + str(box))
info('send', 'STATUS')
packet = bytearray(config.OP_STATUS_SIZE)
packet[0] = config.OP_STATUS
packet[1:9] = crypto.get_checksum(packet)
packet[9] = 1
packet[10] = 1
packet[11] = 1
packet[12] = 1
lora.send(packet)
info('send', 'ACK {}'.format(lora.packet_str(packet)))
import time
from network import LoRa
import machine
loraactive = False
if loraactive:
LoRa = lora.init()
if not loraactive:
wifi.set_connect()
sensor.defsensor()
print("sensor")
while True:
distance = sensor.getdistance()
if not loraactive:
wifi.send(distance)
print("wifi")
else:
lora.send(distance)
print("LoRa")
print("sleeping")
machine.sleep(10000, True)
print("waking up")
# power usage sleep 40 10s, active 70 3s
#30,76923076923077 + 233,3333333333333 /13
#20,31558185404339mAh
#60h
vPanel.measure(vBiasP.voltage)
vPyra.measure(vBiasP.voltage)
vBatt.measure(-vBiasB.voltage)
# Turn OpAmps off
powerPin(0)
# Save measurement's timestamp
timestamp = rtc.getDatetime()
# Compose the message
msg = '{:2.1f},{:3.1f},{:2.3f},{:2.3f},{:2.3f},{:2.3f},{:2.3f}'.format(hih.temperature, hih.humidity, vPanel.voltage, vPyra.voltage, vBatt.voltage, vBiasP.voltage, vBiasB.voltage)
# Send the message to the LoRa gateway
if enableLoRa:
print('Sending data...')
lora.send(msg)
# Log data to a file stored in SD card
if logData:
try:
print('Saving data to SD card...')
# SD instantiation
sd = SD()
mount(sd, '/sd')
# Filename pattern: aaaammdd.csv
with open('/sd/' + timestamp.split(' ')[0].replace('-', '') + '.csv', 'a') as datafile:
datafile.write( timestamp + ',' + msg + '\n' )
datafile.close()
unmount('/sd')
except:
print('Error while saving data')
def send(index):
packet = packets[index]
print('TEST: sending packet', packet)
lora.send(packet)
def sendToServerLora(dataString):
print(str(dataString))
data = constructDataString(dataString)
lora.init()
lora.send(data)