def test_Buzzer():
log.basicConfig(level=log.DEBUG)
for i in range(10):
# 建议输出2000~5000HZ 的PWM波形
# 范围可以自己选择， 0~1
duty_cycle = random.uniform(0.1, 0.8)
HZ = random.randint(2000, 5000)
outputpwm(HZ, duty_cycle, 500)
time.sleep_ms(1500)
pass
def setAll(red, green, blue):
for i in range(num_leds):
pixels[i] = (red, green, blue)
pixels.show()
colorsList = [RED,YELLOW,ORANGE,GREEN,TEAL,CYAN,BLUE,PURPLE,MAGENTA,WHITE]
lastColor = 0
colorNow = 0
lastMode = 0
mode = 5
lastSpd = 0
spd = 0
while True:
while spd == lastSpd:
spd = random.uniform(0.01, 0.08)
lastSpd = spd
while colorNow == lastColor:
colorNow = random.randint(0, len(colorsList)-1)
lastColor = colorNow
#while mode == lastMode:
#mode = random.randint(0,4)
#lastMode = mode
# for i in range(len(colorsList)):
colorDemos = colorsList[colorNow]
if mode == 5:
loop_swirl(100, spd)
if mode == 4:
theaterDemo(colorDemos,spd,11)
pressed = False
led = machine.Pin(15, machine.Pin.OUT)
button = machine.Pin(14, machine.Pin.IN, machine.Pin.PULL_DOWN)
def button_handler(pin):
global pressed
if not pressed:
pressed = True
timer_reaction = utime.ticks_diff(utime.ticks_ms(), timer_start)
print("Your reaction time was " + str(timer_reaction) +
" milliseconds!")
led.value(1)
utime.sleep(urandom.uniform(5, 10))
led.value(0)
timer_start = utime.ticks_ms()
button.irq(trigger=machine.Pin.IRQ_RISING, handler=button_handler)
import machine
import utime
import urandom
pressed = False
led = machine.Pin(15, machine.Pin.OUT)
left_button = machine.Pin(14, machine.Pin.IN, machine.Pin.PULL_DOWN)
right_button = machine.Pin(16, machine.Pin.IN, machine.Pin.PULL_DOWN)
def button_handler(pin):
【本例程可以屏蔽下面这一行！】
'''
# checknet.wait_network_connected()
# urandom.randint(start, end)
# 随机1 ~ 4之间
num = random.randint(1, 4)
random_log.info(num)
# random between 0~1
num = random.random()
random_log.info(num)
# urandom.unifrom(start, end)
# 在开始和结束之间生成浮点数
num = random.uniform(2, 4)
random_log.info(num)
# urandom.randrange(start, end, step)
# 2-bit binary,the range is [00~11] (0~3)
num = random.getrandbits(2)
random_log.info(num)
# 8-bit binary,the range is [0000 0000~1111 11111] (0~255)
num = random.getrandbits(8)
random_log.info(num)
# urandom.randrange(start, end, step)
# 从开始到结束随机生成递增的正整数
num = random.randrange(2, 8, 2)
random_log.info(num)
assert 0 <= random.randint(0, 4) <= 4
assert 2 <= random.randint(2, 6) <= 6
assert -2 <= random.randint(-2, 2) <= 2
# empty range
try:
random.randint(2, 1)
except ValueError:
print('ValueError')
print('choice')
lst = [1, 2, 5, 6]
for i in range(50):
assert random.choice(lst) in lst
# empty sequence
try:
random.choice([])
except IndexError:
print('IndexError')
print('random')
for i in range(50):
assert 0 <= random.random() < 1
print('uniform')
for i in range(50):
assert 0 <= random.uniform(0, 4) <= 4
assert 2 <= random.uniform(2, 6) <= 6
assert -2 <= random.uniform(-2, 2) <= 2
left_button = machine.Pin(15, machine.Pin.IN, machine.Pin.PULL_DOWN)
right_button = machine.Pin(16, machine.Pin.IN, machine.Pin.PULL_DOWN)
fastest_button = None
timer_reaction = 0
pressed = False
def button_handler(pin):
global pressed
if not pressed:
pressed=True
global timer_reaction
timer_reaction = utime.ticks_diff(utime.ticks_ms(), timer_start)
global fastest_button
fastest_button = pin
led.value(1)
utime.sleep(urandom.uniform(2, 5))
led.value(0)
timer_start = utime.ticks_ms()
left_button.irq(trigger=machine.Pin.IRQ_RISING, handler=button_handler)
right_button.irq(trigger=machine.Pin.IRQ_RISING, handler=button_handler)
while fastest_button is None:
utime.sleep(1)
if fastest_button is left_button:
print("Left Player wins!")
elif fastest_button is right_button:
print("Right Player wins!")
print("Winner reaction time was " + str(timer_reaction) + " milliseconds!")
def measure(self):
self._temperature = urandom.uniform(*self._temperature_range)
self._humidity = urandom.uniform(*self._humidity_range)
#data logging mas datos...
import machine
import utime
import urandom
datos = open('log01.txt', 'w')
datos.write('Numeros random ' + '\n')
datos.close()
utime.sleep(1)
datos = open('log01.txt', 'a')
for eventos in range(1, 101):
azar = urandom.uniform(1, 100)
datos.write(str(eventos) + '; ' + str(azar) + '\n')
datos.flush()
datos.close()
from machine import Pin, Timer
import urandom
#Define onboard LED
led = Pin(25, Pin.OUT)
LED_state = True
tim = Timer()
#Select random frequency and print it
random_number = urandom.uniform(1, 35)
print (random_number)
#Set the timer
def tick(timer):
global led, LED_state
LED_state = not LED_state
led.value(LED_state)
tim.init(freq=random_number, mode=Timer.PERIODIC, callback=tick)
for i in range(leds):
pi[i] = color
pi.show()
time.sleep(spd)
clrLst = [RED, YELLOW, ORANGE, GREEN, TEAL, CYAN, BLUE, PURPLE, MAGENTA, WHITE]
lstclr = 0
clrNow = 0
lstMode = 0
mode = 0
lstSpd = 0
spd = 0
while True:
while spd == lstSpd:
spd = random.uniform(0.02, 0.08)
lstSpd = spd
while clrNow == lstclr:
clrNow = random.randint(0, len(clrLst) - 1)
lstclr = clrNow
while mode == lstMode:
mode = random.randint(0, 8)
lstMode = mode
mode = 3
# for i in range(len(clrLst)):
clrDs = clrLst[clrNow]
if mode == 0:
for i in range(5):
colorWiped(CYAN, spd, 1)
colorWiped(BLACK, spd, 1)
