from machine import Pin, SPI, I2C
import time
from bh1750 import BH1750
import ssd1306

j = None

SCL = 17
SDA = 16

oled_width = 128
oled_height = 64

# I2C 設定 (依你的板子腳位調整)
i2c = I2C(0, scl=Pin(SCL), sda=Pin(SDA))

oled = ssd1306.SSD1306_I2C(oled_width, oled_height, i2c)
oled.fill(0)
oled.show()
oled.text('Hello', 0, 0)
oled.show()
time.sleep(1)

# Create BH1750 object
light_sensor = BH1750(bus=i2c, addr=0x23)

try:
  # Read lux every 2 seconds
  for j in range(1, 200):
    # display.write_to_buffer(f"%08d"%j)
    # display.display()

    lux = light_sensor.luminance(BH1750.CONT_HIRES_1)
    print("Luminance: {:.2f} lux".format(lux))

    oled.fill(0)
    oled.text("Luminance:", 0, 20)
    oled.text(" {:.2f} lux".format(lux), 0, 30)
    oled.show()
    time.sleep_ms(500)

except Exception as e:
    # Handle any exceptions during sensor reading
    print("An error occurred:", e)