##############################################################
#           Monochrome 128x64 OLED Interface                 #
##############################################################
#
# Monochrome 128x64 OLED display with Raspberry Pi Pico / W / 2 / w2 (Hardware & Simulation)
#
# Check out the link for Code explanation and Hardware details
# Link: 
#   http://tech.arunkumarn.in/blogs/raspberry-pi-pico/
#
# 
from machine import Pin, I2C
from ssd1306 import SSD1306_I2C
import framebuf
import time


i2c=I2C(1,scl=Pin(3),sda=Pin(2),freq=400000)

display = SSD1306_I2C(128, 64, i2c)


def display_message():
    display.fill(0)
    display.text('Welcome to',25,20)
    display.show()
    time.sleep_ms(250)
    display.text("Aavishkarah",20,34)
    display.show()
    


while True:
    display.invert(1)
    display.contrast(100)
    display_message()
    time.sleep_ms(2000)


    display.invert(0)
    display.contrast(0)
    display_message()
    time.sleep_ms(2000)