#Lab31_LCD_Display.py
# Lib: https://peppe8o.com/download/micropython/LCD/lcd_api.py
# Lib: https://peppe8o.com/download/micropython/LCD/i2c_lcd.py

from machine import Pin, SoftI2C
from lcd_api import LcdApi
from i2c_lcd import I2cLcd
import time

sdaPIN= Pin(21) #for ESP32
sclPIN= Pin(22)

i2c= SoftI2C(sda=sdaPIN, scl=sclPIN, freq=100000)

# Check address i2c
devices = i2c.scan()
if len(devices) == 0:
    print("No i2c device ")
else:
    print('i2c devices found:',len(devices))
for device in devices:
    print("At address: ", hex(device))

# 
I2C_ADDR = 0x27
print(I2C_ADDR)

# Size display
totalRows = 2
totalColumns = 16

lcd = I2cLcd(i2c, I2C_ADDR, totalRows, totalColumns)

while True:
    lcd.putstr("I2C LCD Tutorial")
    lcd.putstr("ESP32micropython")
    time.sleep(2)
    lcd.clear()
    lcd.putstr("Lets Count 0-10!")
    lcd.clear()
    for i in range(11):
        lcd.putstr(str(i))
        time.sleep(1)
        lcd.clear()
    time.sleep(2)
    lcd.clear()