from machine import Pin, SPI, ADC
import time
from sx127x import SX127x

# ADC setup
light_adc = ADC(Pin(1))
light_adc.atten(ADC.ATTN_11DB)
light_adc.width(ADC.WIDTH_12BIT)

# SPI for LoRa
spi = SPI(
    1,
    baudrate=5000000,
    polarity=0,
    phase=0,
    sck=Pin(12),
    mosi=Pin(11),
    miso=Pin(13)
)

lora = SX127x(
    spi=spi,
    pins={
        'cs': Pin(10),
        'reset': Pin(14),
        'dio0': Pin(15)
    },
    parameters={
        'frequency': 868E6,   # change if needed
        'tx_power_level': 14
    }
)

while True:
    raw = light_adc.read()

    payload = "Light: {}".format(raw)
    print(payload)

    lora.println(payload)

    time.sleep(10)