from machine import Pin, ADC, Timer
from time import sleep
import LCD

flag = 1
T = 1

def tick(timer):
    global flag
    flag = 1
    
Time = Timer()
Time.init(freq=1/T, mode=Timer.PERIODIC, callback=tick)

a2d2 = ADC(2)
kV = 3.3 / 65535

Beeper = Pin(13,Pin.OUT)
 
file1 = open("readme.txt", "w")
Volts = 9

Navy = LCD.RGB(0,0,5)
Yellow = LCD.RGB(200,200,0)
LCD.Init()
LCD.Clear(Navy)
time = 0

for i in range(0,1000):
    while(flag == 0):
        pass
    flag = 0
    
    Volts = (a2d2.read_u16() * kV)
    DegC = 100*Volts - 50
    file1.write(str('{: 7.0f}'.format(time)))
    file1.write(str('{: 7.4f}'.format(DegC)))
    file1.write("\n")
    print(DegC)
    LCD.Number2(time, 4, 0, 100, 100, Yellow, Navy)
    LCD.Number2(Volts, 4, 3, 200, 100, Yellow, Navy)
    time += T
    
file1.close()
LCD.Text2('Done',100,150, Yellow, Navy)

print('Done')
while(1):
    Beeper.value(1)
    sleep(0.1)
    Beeper.value(0)
    sleep(0.9)