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("BatteryAAA_2.txt", "a")
file1.write('----------------------\n')
file1.write('Minutes   Volts   Joules\n')

Volts = 9

Navy = LCD.RGB(0,0,5)
LtGreen = LCD.RGB(100,250,50)
Yellow = LCD.RGB(250,250,0)
Orange = LCD.RGB(250,150,50)
Red    = LCD.RGB(250,50,50)
Plum   = LCD.RGB(200,50,150)
White = LCD.RGB(200,200,200)

LCD.Init()
LCD.Clear(Navy)
time = 0
Watts = 0
Joules = 0
mAh = 0
LCD.Box(2,2,478,318,White)
LCD.Title('AAA Battery', White, Navy)
LCD.Text2('Seconds',30,60, LtGreen, Navy)
LCD.Text2('Volts',30,100,Yellow,Navy)
LCD.Text2('Watts',30,140,Orange,Navy)
LCD.Text2('Joules',30,180,Red,Navy)
LCD.Text2('mAh', 30, 220, Plum, Navy)

while((time < 10) | (Volts > 0.5)):
    while(flag == 0):
        pass
    flag = 0
    
    Volts = (a2d2.read_u16() * kV)
    Watts = Volts * Volts / 10
    Joules += Watts * T
    mAh += Volts / 36
    
    if(( int(time) % 60) == 0):
        file1.write(str('{: 7.1f}'.format(time/60)))
        file1.write(str('{: 10.3f}'.format(Volts)))
        file1.write(str('{: 10.3f}'.format(Joules)))
        file1.write(str('{: 10.3f}'.format(mAh)))
        file1.write("\n")
        
    LCD.Number2(time, 9, 1, 200, 60, LtGreen, Navy)
    LCD.Number2(Volts, 9, 3, 200, 100, Yellow, Navy)
    LCD.Number2(Watts, 9, 3, 200, 140, Orange, Navy)
    LCD.Number2(Joules, 9, 3, 200, 180, Red, Navy)
    LCD.Number2(mAh, 9, 3, 200, 220, Plum, Navy)
    time += T
    
file1.write('\n')
file1.write('Final Results')
file1.write('\n')
file1.write(str('{: 10.1f}'.format(time)) + ' seconds')
file1.write('\n')
file1.write(str('{: 10.3f}'.format(Volts)) + ' Volts')
file1.write('\n')
file1.write(str('{: 10.3f}'.format(Joules)) + ' Joules')
file1.write('\n')

    
file1.close()
LCD.Text2('Done',50,260, Yellow, Navy)

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