# L4b - Program test si verificare semnale stmuli perceptron cu Pico
# Stimulii de intrare provin de la 10 fotorezistente conectate
# prin intermediul unui multiplexor analogic de tip CD 40


from machine import  Pin, ADC
import time
import _thread

# Conexiuni multiplexor analog
fan=_thread.allocate_lock()  # fanion mutex
s3= Pin(15, Pin.OUT)         # selectie canale mux
s2= Pin(14, Pin.OUT)
s1= Pin(13, Pin.OUT)
s0= Pin(12, Pin.OUT)
e= Pin(11, Pin.OUT)          # strobe mux activ in zero
#ad=ADC(4)  # sensor temperatura
ad= ADC(Pin(27, mode=Pin.IN)) # instanta convertor A/D
# Conexiuni LED-uri  
red = Pin(16, Pin.OUT)
green= Pin(17, Pin.OUT)
blue = Pin(18, Pin.OUT)
amber = Pin(19, Pin.OUT)
rgb = Pin(6,Pin.OUT)
red.high()                              # stare initiala LED-uri
blue.high()
amber.high()
green.high()
rgb.low()       # LED putere blue conectat cu ULN inversor
global x0,x1,x2,x3,x4,x5,x6,x7,x8,x9   # stimuli intrare


def readx():      # task actualizare variabile x -ruleaza pe CPU 2
            while 1:
                fan.acquire()  # mutex
                global x0,x1,x2,x3,x4,x5,x6,x7,x8,x9
                s3.low()               # canal 0
                s2.low()
                s1.low()
                s0.low()
                e.low()
                a=ad.read_u16()*3.3/65000
                x0="{:.2f}".format(a)  # formatare la 2 zecimale
                e.high()
                
                s3.low()               # canal 1
                s2.low()
                s1.low()
                s0.high()
                e.low()
                a=ad.read_u16()*3.3/65000
                x1="{:.2f}".format(a)
                e.high()
                
                s3.low()               # canal 2
                s2.low()
                s1.high()
                s0.low()
                e.low()
                a=ad.read_u16()*3.3/65000
                x2="{:.2f}".format(a)
                e.high()
                
                s3.low()               # canal 3
                s2.low()
                s1.high()
                s0.high()
                e.low()
                a=ad.read_u16()*3.3/65000
                x3="{:.2f}".format(a)
                e.high() 
                
                s3.low()               # canal 4
                s2.high()
                s1.low()
                s0.low()
                e.low()
                a=ad.read_u16()*3.3/65000
                x4="{:.2f}".format(a)
                e.high()
                
                s3.low()               # canal 5
                s2.high()
                s1.low()
                s0.high()
                e.low()
                a=ad.read_u16()*3.3/65000
                x5="{:.2f}".format(a)
                e.high()
                
                s3.low()               # canal 6
                s2.high()
                s1.high()
                s0.low()
                e.low()
                a=ad.read_u16()*3.3/65000
                x6="{:.2f}".format(a)
                e.high()
                
                s3.low()               # canal 7
                s2.high()
                s1.high()
                s0.high()
                e.low()
                a=ad.read_u16()*3.3/65000
                x7="{:.2f}".format(a)
                e.high()
                
                s3.high()               # canal 8
                s2.low()
                s1.low()
                s0.low()
                e.low()
                a=ad.read_u16()*3.3/65000
                x8="{:.2f}".format(a)
                e.high()
                
                s3.high()               # canal 9
                s2.low()
                s1.low()
                s0.high()
                e.low()
                a=ad.read_u16()*3.3/65000
                x9="{:.2f}".format(a)
                e.high() 
                fan.release() # mutex
        
_thread.start_new_thread(readx,())    # start task actualizare variabile intrare  


while 1:
        global x0,x1,x2,x3,x4,x5,x6,x7,x8,x9
        #print(x0,x1,x2,x3,x4,x5,x6,x7,x8,x9)
        rgb.high()    # aprind power RGB
        time.sleep(0.5)
        rgb.low()
     
        time.sleep(0.5)
        print(x0,x1,x2,x3,x4,x5,x6,x7,x8,x9)
        #print ("ceva merge",x9)