#import libaries
import machine
import ssd1306
from machine import Pin,ADC,Timer 
from utime import sleep
from i2c_lcd import I2cLcd
# pin configuration

pin_pb=Pin(34,Pin.IN)
pin_led=Pin(16,Pin.OUT)

pin_pm=ADC(Pin(33))
pin_ms=ADC(Pin(32))

pin_red=Pin(4,Pin.OUT)
pin_green=Pin(0,Pin.OUT)
pin_blue=Pin(2,Pin.OUT)

pin_dp1= Pin(25, Pin.IN)
pin_slsw=Pin(35,Pin.IN)

sda = machine.Pin(21)
scl = machine.Pin(22)

oled_width= 128
oled_height= 64
i2c = machine.SoftI2C(sda=sda, scl=scl, freq=10000)
oled = ssd1306.SSD1306_I2C(oled_width, oled_height, i2c)


myTimer = Timer(1) 

# main routine
def main():
    while True:
        # Subroutine here
        sub_pb()
        sub_ms()
        oled_i2c()
        sub_dp1()

        

# subroutine
def sub_pb():
    val_pb=pin_pb.value()
    print("pb:",val_pb)
    if val_pb ==1:
        pin_led.on()
    else:
        pin_led.off()

def sub_ms():
    val_ms=pin_ms.read()
    print("ms:",val_ms)
    if val_ms==0:
        pin_red.off()
        pin_green.off()
        pin_blue.off()
    else:
        pin_red.on()
        pin_green.off()
        pin_blue.off()

def oled_i2c():
    val_pm=pin_pm.read()
    print("pm:",val_pm)
    oled.fill(0)
    oled.text("value:"+str(val_pm),0,15)
    oled.show()

 
def toggle_led(myTimer):   
    pin_blue.on() 
    sleep(0.5) 
    pin_blue.off() 
    sleep(0.5)
myTimer.init(period=1000, mode=Timer.PERIODIC, callback=toggle_led)

def sub_dp1():
    val_dp1=pin_dp1.value()
    print("dp1",val_dp1)
    if val_dp1 ==1:
        pin_green.on()
    else:
        pin_green.off()

pin_dp1.irq(trigger=Pin.IRQ_FALLING,handler=sub_dp1) 




# Main function
if __name__ == '__main__': 
    main()