def __init__(self, header=None, period=0): #Se especifica la cabecera en caso de que solo se quiera procesar algo en especifico #y tambien un periodo por si se quiere hacer cierta accion de manera periodica self.header = header self.period = float(period) self.status = 1 self.cb = None self.controller = ESP32Controller() self.lora = self.controller.add_transceiver(SX127x(name = 'LoRa'), pin_id_ss = ESP32Controller.PIN_ID_FOR_LORA_SS, pin_id_RxDone = ESP32Controller.PIN_ID_FOR_LORA_DIO0)
def get_lora():
''' Setup and return a LoRa Esp32 controller'''
params = {
'frequency': 868E6, # 169E6, 433E6, 434E6, 866E6, 868E6*, 915E6
'tx_power_level': 5, # 2
'signal_bandwidth':
20.8E3, # 7.8E3, 10.4E3, 15.6E3, 20.8E3, 31.25E3, 41.7E3, 62.5E3, 125E3*, 250E3
'spreading_factor': 5,
'coding_rate': 5,
'preamble_length': 12,
'implicitHeader': False,
'sync_word': 0x12,
'enable_CRC': False
}
controller = ESP32Controller()
return controller.add_transceiver(
SX127x(name='LoraTx', parameters=params),
pin_id_ss=ESP32Controller.PIN_ID_FOR_LORA_SS,
pin_id_RxDone=ESP32Controller.PIN_ID_FOR_LORA_DIO0)
def send(lora, ds18_temp, pH_final, discharge, tdsValue, temp_dht22, hum_dht22,
total_discharge):
for i in range(0, 5):
payload = '{} {} {} {} {} {} {}'.format(ds18_temp, pH_final, discharge,
tdsValue, temp_dht22,
hum_dht22, total_discharge)
# Mensagem a enviar pelo sx127x.py:
lora.println(payload)
sleep(5)
#####----- LoRa -----#####
controller = ESP32Controller()
lora = controller.add_transceiver(
SX127x(name='LoRa'),
pin_id_ss=ESP32Controller.PIN_ID_FOR_LORA_SS,
pin_id_RxDone=ESP32Controller.PIN_ID_FOR_LORA_DIO0)
#####----- DS18X20 -----#####
ds18_pin = Pin(5)
ds18_sensor = DS18X20(OneWire(ds18_pin))
addrs = ds18_sensor.scan()
addr = addrs.pop()
ds_read = ds18_sensor.convert_temp()
sleep_ms(750)
ds18_temp = ds18_sensor.read_temp(addr)
# coding_rate (5 to 8)
"""IMPORTANTE REVIZAR Payload pag 31 data sx127x """
#parametros = {'frequency': 869E6, 'tx_power_level': 2, 'signal_bandwidth': 125E3,'spreading_factor': 8, 'coding_rate': 5, 'preamble_length': 8,'implicitHeader': False, 'sync_word': 0x12, 'enable_CRC': False}
objeto = SX127x(name='LoRa1',
parameters={
'frequency': 866E6,
'tx_power_level': 14,
'signal_bandwidth': 125E3,
'spreading_factor': 10,
'coding_rate': 5,
'preamble_length': 8,
'implicitHeader': False,
'sync_word': 0x12,
'enable_CRC': True
})
controller = ESP32Controller(
) #Configuracion de Pines y SPI para modificarlos realizarlo en
#En esta seccion ocurre una herencia multiple del objeto lora
lora = controller.add_transceiver(
objeto,
pin_id_ss=ESP32Controller.PIN_ID_FOR_LORA_SS,
pin_id_RxDone=ESP32Controller.PIN_ID_FOR_LORA_DIO0)
# # Transceiver permite agregar numero del pin chip SELECT y pines de interrupciones para mas funciones del Modulo LoRa
# def add_transceiver(self,
# transceiver,
# pin_id_ss = PIN_ID_FOR_LORA_SS,
# pin_id_RxDone = PIN_ID_FOR_LORA_DIO0,
# pin_id_RxTimeout = PIN_ID_FOR_LORA_DIO1,
# pin_id_ValidHeader = PIN_ID_FOR_LORA_DIO2,
# pin_id_CadDone = PIN_ID_FOR_LORA_DIO3,
# pin_id_CadDetected = PIN_ID_FOR_LORA_DIO4,