#L11a -program test interconectare la Pico
# LCD de tip NOKIA 5110
#-------------------------------------------------- 
# LCD de tp Nokia 5110 conectat la SPI 1
# Libraria micropython-pcd8544_fb.py 
#Conexiuni pin :
#	SCE-19   (GP14)
#	RST -17  (GP13)
#	D/C -20  (GP15)
#	MOSI -15 (GP11)
#	SCL- 14  (GP10)
#	LED- Vcc/ 12 (GP9)
#-------------------------------------------------
import pcd8544_fb
from machine import Pin, SPI
from utime import sleep

spi=SPI(1)  # implicit foloseste sck-GP10, mosi-GP11
            # miso -GP8, baud=1900000,
spi.init(baudrate=300000,polarity=0,phase=0)

cs = Pin(14, Pin.OUT)
dc = Pin(15,Pin.OUT)
rst= Pin(13,Pin.OUT)
#back_light = Pin(9,Pin.OUT,value=1)      # pt. consum mic 
lcd=pcd8544_fb.PCD8544_FB(spi,cs,dc,rst)  # constructor
led=Pin(25, Pin.OUT)

lcd.fill(0)         # clear dsplay Nokia 5110
sleep(0.1)  
#lcd.clear()
lcd.text("SM Lab9",10,0,1) # afisare, col. 10, linia 1,  1=vizibil 
lcd.text("PICO-LCD",0,20,1) # col.0 , linia  19

lcd.text("NOKIA 5110",0,40,1)      # afisare linia 39
lcd.clear()                        
lcd.show()                          # actualizare display

while 1:        # vizualizare activitate
    
	led.off()   # aprind LED
	sleep(0.5) 
	led.on()    # sting LED
   
	sleep(0.5)
	
#In caz de nefunctionare se verifica conexiunile Pico-LCD.