import time
import lcd_i2c as lcd
time.sleep(0.1) # Wait for USB to become ready
print("Hello, Pi Pico!")
lcd.str_wrt("hello")
while 1:
for i in range(100):
lcd.cmd_wrt(0xc0+3)
lcd.str_wrt("cnt:"+str(lcd.zfl(i,3))+" cm")
time.sleep(0.1)