'''
深圳市普中科技有限公司（PRECHIN 普中）
技术支持：www.prechin.net
PRECHIN
 普中
'''
'''
实验名称：按键控制实验
接线说明：按键模块-->ESP32 IO
         (K1-K4)-->(14,27,26,25)
         
         LED模块-->ESP32 IO
         (D1-D4)-->(15,2,0,4)
         
实验现象：程序下载成功后，操作K1键控制D1指示灯亮灭；操作K2键控制D2指示灯亮灭；
         操作K3键控制D3指示灯亮灭；操作K4键控制D4指示灯亮灭；
注意事项：

'''

#导入Pin模块
from machine import Pin
import time

#定义按键控制对象
key1=Pin(14,Pin.IN,Pin.PULL_UP)
key2=Pin(27,Pin.IN,Pin.PULL_UP)
key3=Pin(26,Pin.IN,Pin.PULL_UP)
key4=Pin(25,Pin.IN,Pin.PULL_UP)
key5=Pin(13,Pin.IN,Pin.PULL_UP)
key6=Pin(12,Pin.IN,Pin.PULL_UP)
key7=Pin(33,Pin.IN,Pin.PULL_UP)
key8=Pin(32,Pin.IN,Pin.PULL_UP)

#定义LED控制对象
led1=Pin(15,Pin.OUT)
led2=Pin(2,Pin.OUT)
led3=Pin(0,Pin.OUT)
led4=Pin(4,Pin.OUT) 
led5=Pin(16,Pin.OUT)
led6=Pin(17,Pin.OUT)
led7=Pin(5,Pin.OUT)
led8=Pin(18,Pin.OUT) 

led1_state,led2_state,led3_state,led4_state,led5_state,led6_state,led7_state,led8_state=1,1,1,1,1,1,1,1

def key1_irq(key1):
    global led1_state
    time.sleep_ms(10)
    if key1.value()==0:
        led1_state=not led1_state
        led1.value(led1_state)

def key2_irq(key2):
    global led2_state
    time.sleep_ms(10)
    if key2.value()==0:
        led2_state=not led2_state
        led2.value(led2_state)

def key3_irq(key3):
    global led3_state
    time.sleep_ms(10)
    if key3.value()==0:
        led3_state=not led3_state
        led3.value(led3_state)

def key4_irq(key4):
    global led4_state
    time.sleep_ms(10)
    if key4.value()==0:
        led4_state=not led4_state
        led4.value(led4_state)

def key5_irq(key5):
    global led5_state
    time.sleep_ms(10)
    if key5.value()==0:
        led5_state=not led5_state
        led5.value(led5_state)

def key6_irq(key6):
    global led6_state
    time.sleep_ms(10)
    if key6.value()==0:
        led6_state=not led6_state
        led6.value(led6_state)

def key7_irq(key7):
    global led7_state
    time.sleep_ms(10)
    if key7.value()==0:
        led7_state=not led7_state
        led7.value(led7_state)

def key8_irq(key8):
    global led8_state
    time.sleep_ms(10)
    if key8.value()==0:
        led8_state=not led8_state
        led8.value(led8_state)

if __name__=="__main__":
    led1.value(led1_state)
    led2.value(led2_state)
    led3.value(led3_state)
    led4.value(led4_state)
    led5.value(led5_state)
    led6.value(led6_state)
    led7.value(led7_state)
    led8.value(led8_state)

    key1.irq(key1_irq,Pin.IRQ_FALLING)
    key2.irq(key2_irq,Pin.IRQ_FALLING)
    key3.irq(key3_irq,Pin.IRQ_FALLING)
    key4.irq(key4_irq,Pin.IRQ_FALLING)
    key5.irq(key5_irq,Pin.IRQ_FALLING)
    key6.irq(key6_irq,Pin.IRQ_FALLING)
    key7.irq(key7_irq,Pin.IRQ_FALLING)
    key8.irq(key8_irq,Pin.IRQ_FALLING)
    while True:
        pass