from hcsr04 import HCSR04
from machine import Pin,I2C
import ssd1306
 
i2c = I2C(scl=Pin(22), sda=Pin(23), freq=100000)      #Init i2c
lcd=ssd1306.SSD1306_I2C(128,64,i2c) 
 
sensor = HCSR04(trigger_pin=14, echo_pin=27,echo_timeout_us=1000000)
 

while True:

  distance = sensor.distance_cm()
  print('Distance:', distance, 'cm')
  
  # distance = sensor.distance_cm()
  # print(distance)
  # lcd.fill(0)
  # lcd.text("Distance:",30,20) 
  # lcd.text(str(distance),30,40)
  # lcd.show()



# #with I2C
# import machine
# from machine import Pin, I2C
# from lcd_api import LcdApi
# from i2c_lcd import I2cLcd
# from hcsr04 import HCSR04
# from time import sleep

# I2C_ADDR = 0x27
# totalRows = 2
# totalColumns = 16

# i2c = I2C(scl=Pin(22), sda=Pin(21), freq=10000) 

# lcd = I2cLcd(i2c, I2C_ADDR, totalRows, totalColumns)
# sensor = HCSR04(trigger_pin=14, echo_pin=27, echo_timeout_us=10000)
# while True:
#     lcd.clear()
#     distance = sensor.distance_cm()
#     distance=str(distance)
#     print('Distance:', distance, 'cm')
#     lcd.putstr("Dist:")
#     lcd.putstr(distance)
#     sleep(1)





#without I2C
# import machine
# from machine import Pin
# from hcsr04 import HCSR04
# from time import sleep
# from gpio_lcd import GpioLcd

# I2C_ADDR = 0x27
# totalRows = 2
# totalColumns = 16

# lcd = GpioLcd(rs_pin=Pin(4),
#               enable_pin=Pin(2),
#               d4_pin=Pin(21),
#               d5_pin=Pin(19),
#               d6_pin=Pin(18),
#               d7_pin=Pin(5),
#               num_lines=2, num_columns=16)
# sensor = HCSR04(trigger_pin=14, echo_pin=27, echo_timeout_us=10000)
# while True:
#     lcd.clear()
#     distance = sensor.distance_cm()
#     distance=str(distance)
#     print('Distance:', distance, 'cm')
#     lcd.putstr("Dist:")
#     lcd.putstr(distance)
#     sleep(1)