print('start')
from machine import Pin, ADC, PWM, I2C
from utime import sleep
import ssd1306


led_p = Pin(2, Pin.OUT)
pb_p = Pin(14, Pin.OUT)

def sub_led_off():
    led_p.off()
    sleep(0.5)

def sub_led_on():
    led_p.on()
    sleep(0.5)



pot_p = ADC(Pin(34))
i2c = I2C(scl=Pin(22), sda = Pin(21), freq= 400000)
oled_width = 128
oled_height = 64
oled = ssd1306.SSD1306_I2C(oled_width, oled_height, i2c)

def pot_val():
    pot_value = pot_p.read()

    if pot_value != pot :
        pot = pot_value
        print("Potentiometer Value" + str(pot))
        oled.fill(0)
        oled.text("Potentiometer",0,2)
        oled.text("Value",0,12)
        oled.text("---------------",0,22)
        oled.text("x:"+ str(round(pot[0],2)),0,30)

    sleep(0.1)



ss_p = Pin(17, Pin.OUT)

def displayLCD():
    lcd.move_to(0,0)
    lcd.putstr('HI')
    sleep(1.0)


blue = Pin(16, Pin.OUT)
def rgb_b():
    blue.OFF()
    sleep(1.0)
    blue.ON()
    sleep(1.0)


######### ######## ######## #########

def main():
    while True:
        sub_led_off()

        pb_state = pb_p.value()

        if pb_state == 1:
            sub_led_on()

        pot_val()

        ss_state = ss_p.value()

        if ss_state == 1:
            displayLCD()

        rgb_b()


if __name__ == '__main__':
    main()