#SMpixel - control LED RGB cu Terminal BT
# 
# PICO UART1 : Tx=pin6, RX=pin 7
# Testul se face cu un telefon mobil cu aplicatie
# tip Terminal.
# 
# cu 1 -LED aprins
# cu 0 -LED stins
from machine import UART, Pin
import time

red = Pin(18, Pin.OUT)        # LED rosu
green = Pin(19, Pin.OUT)      # LED verde
blue = Pin(20, Pin.OUT)       # LED blue

ser = UART(1, 300)            # tx=6   rx=7 GND=8
red.low()                     # stare initiala
green.low()
blue.low()

while 1:
	c=ser.read(1)         # lectura din UART 1
	#ser.write(c)         # ecou
	if c == b'1':
		red.high()    # rosu aprins
		green.low()
		blue.low()
		#time.sleep(0.3)
	if c == b'2':
		green.high()  # verde aprins
		red.low()
		blue.low()
		#time.sleep(0.3)
	if c == b'3':
		blue.high()   # albastru aprins
		red.low()
		green.low()
	if c == b'0':         # sting
		red.low()
		green.low()
		blue.low()