from machine import Pin, PWM, ADC, time_pulse_us
import time, cmath

# 继电器控制LED
relayPin = Pin(14, Pin.OUT)
# for i in range(10):
#     relayPin.value(1)
#     time.sleep(0.5)
#     relayPin.value(0)
#     time.sleep(0.5)


# Button控制
buttonPin = Pin(23, Pin.IN, Pin.PULL_UP)
# while True:
#     time.sleep(1)
#     print('Got', buttonPin.value())

# Slide Switch控制
# switchPin = Pin(27, Pin.IN, Pin.PULL_UP)
# while True:
#     time.sleep(1)
#     print('Got', switchPin.value())
#     relayPin.value(switchPin.value())

# 控制舵机
# def map(value, fromlow, fromhigh, tolow, tohigh):
#     return int((value-fromlow)*(tohigh-tolow)/(fromhigh-fromlow) + tolow)
# def servo_init(pin):
#     pin.freq(50)
#     pin.duty(map(0,0,180,25,128))
# def servo(pin, angle):
#     pin.duty(map(angle,0,180,25,128))
# pwm = PWM(Pin(23), freq=1000)
# servo_init(pwm)
# while True:
#     for i in range(0,181,10):
#         servo(pwm, i)
#         time.sleep(0.5)
#     for i in range(180,-1,-10):
#         servo(pwm, i)
#         time.sleep(0.5)

# 光敏传感
# dPin = ADC(Pin(35))
# aPin = ADC(Pin(34))

# while True:
#     time.sleep(1)
#     print(dPin.read(), aPin.read())


# 超声波距离探测
# echoPin = Pin(34, Pin.IN)
# trigPin = Pin(22, Pin.OUT)
# def readDistanceCM():
#   trigPin.value(0)
#   time.sleep(0.002)
#   trigPin.value(1)
#   time.sleep(0.01)
#   trigPin.value(0)
#   duration = time_pulse_us(echoPin, 1)
#   return duration * 0.034 / 2
# while True:
#     time.sleep(0.5)
#     distance = readDistanceCM()
#     print(distance)

# 温度传感
# BETA = 3950
# dataPin = ADC(Pin(34))
# dataPin.atten(ADC.ATTN_11DB)
# while True:
#   pot_value = dataPin.read() / 4
#   celsius = 1 / (cmath.log(1 / (1023. / pot_value - 1)) / BETA + 1.0 / 298.15) - 273.15
#   print(pot_value, 'Temp:', celsius)
#   time.sleep(0.2)

# WIFI
# import network
# import time
# print("Connecting to WiFi", end="")
# sta_if = network.WLAN(network.STA_IF)
# sta_if.active(True)
# sta_if.connect('Wokwi-GUEST', '')
# while not sta_if.isconnected():
#   print(".", end="")
#   time.sleep(0.1)
# print(" Connected!")

# Ethernet
# connect/ show IP config a specific network interface
# see below for examples of specific drivers
import network
nic = network.LAN(0)
print(nic.ifconfig())