def __init__(self):
self.km = KMotor()
display.show(Image.HAPPY)
self.dispatch = {
'fwd': self.go_forward,
'rev': self.go_reverse,
'left': self.go_left,
'right': self.go_right,
'spin_right': self.spin_right,
'spin_left': self.spin_left,
'stop': self.stop,
}
radio.on()
while True:
if not pin15.read_digital():
self.go_reverse()
sleep(1000)
self.go_right()
sleep(1000)
self.stop()
cmd = radio.receive()
if cmd is None:
pass
else:
op = self.dispatch.get(cmd, None)
if op:
op()
def dip():
dip = [
pin12.read_digital(),
pin13.read_digital(),
pin14.read_digital(),
pin15.read_digital()
]
switch = str(dip[0]) + str(dip[1]) + str(dip[2]) + str(dip[3])
return switch
def __init__(self):
"""
Instantiate an instance of KMotor.
Display a "smile" to let the use know that upon
first power up, we are alive.
Create a dispatch table for each radio command.
Turn on the radio and wait for commands to come in.
"""
# instantiate a motor object
self.km = KMotor()
# display something so that we know the board is
# alive
display.show(Image.HAPPY)
# build a dispatch dictionary to allow us
# to quickly execute each incoming command
self.dispatch = {
'fwd': self.go_forward,
'rev': self.go_reverse,
'left': self.go_left,
'right': self.go_right,
'spin_right': self.spin_right,
'spin_left': self.spin_left,
'stop': self.stop,
}
# turn on the micro:bit radio so that we can receive commands.
radio.on()
while True:
# check to see if we need to perform an avoidance maneuver.
# when an object is near, the distance sensor returns a digital 0.
# if a crash is imminent, reverse and go right
if not pin15.read_digital():
self.go_reverse()
sleep(1000)
self.go_right()
sleep(1000)
self.stop()
# get next command
cmd = radio.receive()
if cmd is None:
pass
else:
# move motors based on command
# fetch command from command table
op = self.dispatch.get(cmd, None)
# if a command has been fetched, execute it
if op:
op()
def play(self):
p1 = pin1.read_analog()
p2 = pin2.read_analog()
if p1 <= 300:
if p2 < 300:
display.show(Image.ARROW_SW)
elif p2 >= 900:
display.show(Image.ARROW_NW)
else:
display.show(Image.ARROW_W)
elif p1 >= 900:
if p2 < 300:
display.show(Image.ARROW_SE)
elif p2 >= 900:
display.show(Image.ARROW_NE)
else:
display.show(Image.ARROW_E)
elif 300 < p1 < 900:
if p2 < 300:
display.show(Image.ARROW_S)
elif p2 >= 900:
display.show(Image.ARROW_N)
else:
if not pin15.read_digital():
display.show(Image.HAPPY)
music.play(music.JUMP_UP)
elif not pin14.read_digital():
display.show(Image.SURPRISED)
music.play(music.POWER_UP)
elif not pin13.read_digital():
display.show(Image.SAD)
music.play(music.JUMP_DOWN)
elif not pin12.read_digital():
display.show(Image.ASLEEP)
music.play(music.POWER_DOWN)
elif not pin8.read_digital():
display.show(Image.HEART)
music.play(["C1:1", "C#1:1"])
display.clear()
if utime.ticks_diff(utime.ticks_ms(), prev) > delay:
prev = utime.ticks_ms()
grid = update_grid(grid)
plot(grid)
ship_pos = grid[0][ship]
if ship_pos == constants.POWER:
points = power_up(points)
if ship_pos == constants.MISSILE:
missile.acquire()
music.pitch(200, duration=50, pin=pin2)
music.pitch(400, duration=300, wait=False, pin=pin2)
elif grid[0][ship] == constants.ASTEROID:
points = hit(points)
new_ship = update_ship(ship)
if missile.got_missile() and pin15.read_digital() == 0:
missile.fire(ship)
if missile.is_away():
grid = missile.step_and_plot(grid)
if not new_ship == ship:
ship = new_ship
sleep(100)
plot_ship(ship, missile)
np.show()
def btn_pressed(self):
return not pin15.read_digital() or not pin14.read_digital(
) or not pin13.read_digital() or not pin12.read_digital(
) or not pin8.read_digital()