def init_lora():
global lora
# Create library object using our bus SPI port for radio
spi = busio.SPI(board.SCK, MISO=board.MISO, MOSI=board.MOSI)
# RFM9x Breakout Pinouts
cs = digitalio.DigitalInOut(board.D6)
irq = digitalio.DigitalInOut(board.D5)
# TTN Device Address, 4 Bytes, MSB
devaddr = bytearray([0x26, 0x01, 0x14, 0xE1])
# TTN Network Key, 16 Bytes, MSB
nwkey = bytearray([
0xAF, 0x6E, 0xE8, 0xC4, 0x20, 0x42, 0x62, 0x86, 0x96, 0xFB, 0xFB, 0xF7,
0x74, 0x00, 0xA7, 0xA1
])
# TTN Application Key, 16 Bytess, MSB
app = bytearray([
0x7F, 0x06, 0x6A, 0xF1, 0xE2, 0xD9, 0xDB, 0x62, 0x53, 0x39, 0x53, 0xA7,
0x90, 0x9D, 0x60, 0xC2
])
ttn_config = TTN(devaddr, nwkey, app, country='EU')
lora = TinyLoRa(spi, cs, irq, ttn_config)
def __init__(self, spi, cs_pin, reset_pin,
dev_addr, nwk_key, app_key, tx_led=None,
name="lrw0", interval=10.0, *args, **kwargs):
Device.__init__(self, name=name, interval=interval, *args, **kwargs)
from adafruit_tinylora.adafruit_tinylora import TTN, TinyLoRa
import digitalio
cs = digitalio.DigitalInOut(cs_pin)
reset = digitalio.DigitalInOut(reset_pin)
self.tx_led = tx_led
if self.tx_led:
self.tx_led = digitalio.DigitalInOut(tx_led)
self.tx_led.direction = digitalio.Direction.OUTPUT
ttn_config = TTN(dev_addr, nwk_key, app_key, country='US')
# Suppose to be cs, irq, rst, ttn_config?
self.lora = TinyLoRa(spi, cs, reset, ttn_config)
self.data["tx_buffer"] = None
# TTN Device Address, 4 Bytes, MSB
devaddr = bytearray([0x00, 0x00, 0x00, 0x00])
# TTN Network Key, 16 Bytes, MSB
nwkey = bytearray([
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00
])
# TTN Application Key, 16 Bytess, MSB
app = bytearray([
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00
])
ttn_config = TTN(devaddr, nwkey, app, country='US')
lora = TinyLoRa(spi, cs, irq, ttn_config)
# Data Packet to send to TTN
data = bytearray(4)
while True:
temp_val = sensor.temperature
humid_val = sensor.relative_humidity
print('Temperature: %0.2f C' % temp_val)
print('relative humidity: %0.1f %%' % humid_val)
# Encode float as int
temp_val = int(temp_val * 100)
humid_val = int(humid_val * 100)
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
0x00,
])
ttn_config = TTN(devaddr, nwkey, app, country="US")
lora = TinyLoRa(spi, cs, irq, rst, ttn_config)
# Data Packet to send to TTN
data = bytearray(4)
while True:
temp_val = sensor.temperature
humid_val = sensor.relative_humidity
print("Temperature: %0.2f C" % temp_val)
print("relative humidity: %0.1f %%" % humid_val)
# Encode float as int
temp_val = int(temp_val * 100)
humid_val = int(humid_val * 100)
rst = digitalio.DigitalInOut(board.D4)
#set up the temperature sensor device for tiny lora
temp_addr = bytearray([0x26, 0x01, 0x18, 0x92])
# network key from the things network console
temp_netw_key = bytearray([
0x4E, 0xF8, 0x21, 0xA4, 0x11, 0x98, 0xA8, 0x5D, 0x51, 0x2D, 0x2A, 0xD3,
0x0C, 0xCA, 0x91, 0xB7
])
# application key from the things network console
temp_app_key = bytearray([
0x22, 0xD5, 0xC3, 0x29, 0xE9, 0x06, 0x77, 0xD9, 0x22, 0xBB, 0x28, 0xA6,
0x0B, 0x55, 0xB0, 0x62
])
#configure the moisture sensor for the things network
temp_ttn_config = TTN(temp_addr, temp_netw_key, temp_app_key, country="EU")
# create a tiny loar object for the temperature sensor
temp_lora = TinyLoRa(spi, cs, irq, rst, temp_ttn_config, channel=0)
# set up the moisture sensor device for tiny lora
moisture_addr = bytearray([0x26, 0x01, 0x15, 0xA9])
# network key from the things network console
moisture_netw_key = bytearray([
0xD9, 0x56, 0xFE, 0x3B, 0xDB, 0x76, 0x78, 0x4D, 0xBA, 0x28, 0x1E, 0x5D,
0x89, 0xE2, 0x11, 0xD4
])
# application key from the things network console
moisture_app_key = bytearray([
0xB2, 0x26, 0xDE, 0x4B, 0xB5, 0x99, 0xF7, 0x7D, 0xDD, 0xE1, 0xCD, 0x0B,
0x6C, 0x9D, 0xF2, 0x0E
])
