UIFlow Guide
from m5stack import *
from m5ui import *
from uiflow import *
import unit
setScreenColor(0x222222)
laser_rx_0 = unit.get(unit.LASERRX, unit.PORTB)
laser_tx_0 = unit.get(unit.LASERTX, unit.PORTB)
while True:
print(laser_rx_0.value())
wait_ms(2)
print((str('value:') + str((laser_rx_0.value()))))