Python LED示例，machine.LED Python示例

示例#1

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文件： CPUStop_RTCwakeup.py 项目： WrightWuTW/ePy-Lite

from machine import RTC,LED,delay
ledy =LED('ledy')
rtc=RTC()
def tick_cb():
	ledy.toggle()

rtc.datetime ((2021,7,21,2,4,12,3,1))

rtc.tickcallback(tick_cb)

while True:
	delay (100)
	machine.stop()

示例#2

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from machine import UART,delay,LED
# Lite BLE on UART port 1, baudrate is 115200)
ble=UART(1,115200,timeout=200)
ledy = LED('ledy')
ledr = LED('ledr')

#確保 BLE 回到  CMD mode
ble.write('!CCMD@')
delay(150)
ble.write('!CCMD@')
delay(150)
# enable BLE System MSG
ble.write('AT+EN_SYSMSG=1\r\n')
delay(50)

while True:
    msg = ble.readline()
    print (msg)
    recv_data = str(msg,'utf-8') # 200ms will return a data
    print (recv_data)
    if recv_data == 'A' :
        ledy.toggle()
    if recv_data == 'B' :
        ledr.toggle()
    if recv_data == 'b' :
        ledr.toggle()

示例#3

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# need update ePy-Lite micropython image to V1.5

from machine import LED, Pin, ADC, Switch, UART
import utime, micropython, sys, gc

# setting 接收 ADVERT information

ADV_NAME = '08167319'
myID = '01'

ledy = LED('ledy')
ledr = LED('ledr')
ledg = LED('ledg')
ledrgb = LED(LED.RGB)

ledy.off()
ledr.off()
ledg.off()

keya = Switch('keya')

#使用  UART1 連接 BLE，並增加接收 Buffer
BLE_uart = UART(1, 115200, read_buf_len=1024)

# 確認切到 command mode
BLE_uart.write('!CCMD@')
utime.sleep_ms(200)
BLE_uart.write('!CCMD@')
utime.sleep_ms(200)
ledy.toggle()

示例#4

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文件： rtc_sec.py 项目： ePyBoard/ePyBoard

from machine import RTC
from machine import LED

rtc = RTC()  #创建RTC对象
print(rtc.now())  #获取当前日期时间
rtc.alarm(time=10, repeat=True)  #设置RTC 10秒警报, 並且重复设置

l = LED(1)  #创建LED1为输出对象

irq_count = 0


def alarm_handler(t):  #时钟警报回调函数
    global irq_count
    if (irq_count % 2) == 0:
        l.on()
    else:
        l.off()
    irq_count += 1


rtc.irq(trigger=RTC.ALARM0, handler=alarm_handler)  #创建由系统时钟警报触发的中断对象

示例#5

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文件： GMFS02.py 项目： WrightWuTW/ePy-Lite

'''
CMC GMFS02EVB
pin1 -- AIN0 (up)
pin4 -- AIN1 (down)
pin3 -- GND
pin2 -- 3.3V
'''
from machine import UART, ADC, Pin, LED
import utime
rled = LED('ledr')
gled = LED('ledg')
rgbled = LED(LED.RGB)

rled.off()
gled.off()
adc0 = ADC(Pin.board.AIN0)
adc1 = ADC(Pin.board.AIN1)
count = 0
while True:
    adc_0 = adc0.read()
    adc_1 = adc1.read()
    report0 = adc_0 * 3.3 / (2**12)
    report1 = adc_1 * 3.3 / (2**12)
    if (report0 - report1 >= 1.2):
        if count == 3:
            count = 1
        else:
            count = count + 1
        if count == 1:
            rgbled.rgb_write(1, 255, 0, 0)
            rgbled.rgb_write(2, 0, 255, 0)

示例#6

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from machine import LED

l = LED(LED.RGB)  #创建RGB LED
print('show render')
for i in range(0, 256, 1):  #RGB渐亮渐灭变化
    for j in range(1, 6, 1):
        l.rgb_write(j, i, 0, 0)
for i in range(0, 256, 1):
    for j in range(1, 6, 1):
        l.rgb_write(j, 255, i, 0)
for i in range(0, 256, 1):
    for j in range(1, 6, 1):
        l.rgb_write(j, 255, 255, i)
times = 0
while times < 10:
    for i in range(255, 1, -1):
        for j in range(1, 6, 1):
            l.rgb_write(j, i, i, i)
    for i in range(0, 256, 1):
        for j in range(1, 6, 1):
            l.rgb_write(j, i, i, i)
    times = times + 1
for i in range(255, 1, -1):
    for j in range(1, 6, 1):
        l.rgb_write(j, i, i, i)

示例#7

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文件： scanRgbLED_10x5.py 项目： WrightWuTW/ePy-Lite

from machine import LED, delay

ledrgb = LED(LED.RGB)
ledY = LED('ledy')

RgbLedArray1 =[\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]

RgbLedArray2 =[\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]

RgbLedArray3 =[\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],[0,100,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0]]
RgbLedArray4 =[\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\
[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],[0,0,0],\

示例#8

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文件： GMP102.py 项目： WrightWuTW/ePy-Lite

    i2c_bus.send(bytearray([GMP102_REG_CMD, T_Forced_mode]), GMP102_ADDR)

    while GP102_DATA_Ready(i2c_bus) != True:
        pass
    i2c_bus.send(GMP102_REG_TEMPH, GMP102_ADDR)
    i2c_bus.recv(temp_data, GMP102_ADDR)
    # print("".join("\\x%02x" % i for i in temp_data))
    data = struct.unpack('>h', temp_data)
    return (data[0])


# Start Function
if __name__ == '__main__':
    p = [0] * 9
    KeyA = Switch('keya')  #Create button A
    led = LED('ledg')
    led.off()

    GMP102_i2c = I2C(
        0, I2C.MASTER,
        baudrate=100000)  #Create I2C0 Master Mode, Baudrate=100kHz
    p = GMP102_init(GMP102_i2c)

    while True:
        led.on()
        press_raw = GMP102_PRESSURE_READ(GMP102_i2c)
        temp_raw = GMP102_TEMP_READ(GMP102_i2c)
        led.off()

        temp = temp_raw / GMP102_TEMPERATURE_SENSITIVITY

示例#9

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            ['01','0A','1F','00','00'],\
            ['01','0A','00','00','00']]

# 定義廣播封包前識別碼 '7319', type '16' '08' 是廣播封包長度 8byte
# len = 16 ,73, 19 ,ID, ,lednumber , Rcolor, Gcolor , Bcolor ; 最大可達30 byte
ADV_NAME = '08167319'
ID = '01'
ledNumber = '01'
Rcolor = '8F'
Gcolor = '00'
Bcolor = '00'

intev_time = 1000
counter = 0

ledy = LED('ledy')
ledr = LED('ledr')
ledg = LED('ledg')
ledrgb = LED(LED.RGB)

ledy.off()
ledr.off()
ledg.off()

# 使用 KeyA 去做 templet 切換
keya = Switch('keya')

# 設定 0.5s 觸發時鐘 定時更改廣播訊息
tim_3 = Timer(3, freq=2)

示例#10

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文件： key.py 项目： ePyBoard/ePyBoard

from machine import KEY
from machine import PIN
from machine import LED
led = LED(LED.LED1)  #创建红灯LED1
led.on()  #红灯开启


def toggle(t):  #中断回调函数
    led.toggle()  #LED状态改变


k = KEY(KEY.KEYA)  #创建按键A
k.value()  #读取按键值
k.irq(trigger=PIN.IRQ_BOTH, handler=toggle)  #按键上升缘或下降缘产生中断

示例#11

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'''
Touch Key
SIG --> P17
VCC --> 3.3V
GND --->GND 

when Touch the LED(Y) will off P17 is High)
release touch LED(Y) will on ( P17 is Low)
'''
from machine import Pin, LED
import utime
ledy = LED('ledy')
ledg = LED('ledg')
p17 = Pin(Pin.board.P17, Pin.IN)

ledg.off()
while True:

    print(p17.value())
    if p17.value() == 0:
        ledy.on()
    else:
        ledy.off()

    utime.sleep_ms(500)

示例#12

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from machine import Timer
from machine import LED

tim = Timer(1, mode=Timer.PERIODIC)  #创建Timer 1为一个频率定期运行对象
tim_a = tim.channel(Timer.CH_0, freq=1)  #创建Timer A其频率为1Hz

l = LED(1)

led_off = 2
led_on = 3
irq_count = 0


def toggle(t):  #中断回调函数
    global irq_count
    if irq_count < led_off:
        l.off()
    else:
        l.on()
    if irq_count < (led_off + led_on - 1):
        irq_count = irq_count + 1
    else:
        irq_count = 0


tim_a.irq(trigger=Timer.TIMEOUT, handler=toggle)  #回调函数将使用设置的频率定期执行中断

示例#13

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'''
BLE send 'A' CMD to open Lite's Y LED
send 'B' to Close Y LED
'''
from machine import I2C, UART, LED
import utime
HTU21D_ADDR = 0x40
temp = bytearray(2)
led = LED('ledy')
i2c0 = I2C(0, I2C.MASTER, baudrate=400000)
ble = UART(1, 115200)
ble.write('AT+MODE_DATA\r\n')


def Read_BLE():
    msg = ble.read(ble.any())
    if msg != '':
        return (msg)
    else:
        return (None)


while True:
    m = str(Read_BLE(), 'utf-8')
    print(m)
    if m == 'A':
        led.off()
    elif m == 'B':
        led.on()

    i2c0.send(0xE3, HTU21D_ADDR)

示例#14

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from machine import LED, delay

ledR = LED('ledr')
ledY = LED('ledy')
ledG = LED('ledg')

ledR.off()
ledY.off()
ledG.off()
delay(1000)
ledR.on()
ledY.on()
ledG.on()

while True:
    ledG.toggle()
    delay(1000)

示例#15

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from machine import LED
total_pin = 4					
pin_num=1

while pin_num < (total_pin+1): 
 led_test=LED(int(pin_num))		#LED1~4循序亮灭
 print(led_test)
 led_test.on()
 for j in range(0,5000,1):
  continue
 led_test.off()
 for j in range(0,5000,1):
  continue
 led_test.toggle()
 for j in range(0,5000,1):
  continue
 led_test.toggle()
 for j in range(0,5000,1):
  continue
 pin_num=pin_num+1

示例#16

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文件： BLE_AI2_TEST.py 项目： WrightWuTW/ePy-Lite

# main.py -- put your code here!
from machine import LED,Pin,ADC,Switch
import utime
import uos as os
import micropython,sys

ledy = LED('ledy')
ledr = LED('ledr')
ledg = LED('ledg')

ledy.off()
ledr.off()
ledg.off()

micropython.kbd_intr(-1)
while True:
    ch = sys.stdin.read(1)
    if ch == '/r':
        break
    
count =0
while True:
    ch = sys.stdin.read(2)
    if ch == 'Q0':
        break
    if ch == 'R0':
        ledr.toggle()
    if ch == 'G0':
        ledg.toggle()
    if ch == 'Y0':
        ledy.toggle()

示例#17

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文件： LM35.py 项目： WrightWuTW/ePy-Lite

'''
溫度 LM35
Out -- AIN0 
GND -- GND
VCC -- 3.3V
'''
from machine import UART, ADC, Pin, LED
import utime
rled = LED('ledr')
gled = LED('ledg')
rgbled = LED(LED.RGB)

rled.off()
gled.off()

adc0 = ADC(Pin.board.AIN0)

count = 0
while True:
    ''' Lite ADC have 12bit '''

    adc_0 = adc0.read() >> 2
    # temp = (adc_val /1024(10bit) *ADC_VCC ) *0.01 oC
    temp = (adc_0 / 1024 * 3.3) / 0.01
    print('{:3.2f} oC'.format(temp))
    utime.sleep_ms(1000)

示例#18

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文件： Switch_Key.py 项目： WrightWuTW/ePy-Lite

from machine import LED
from machine import Switch

ledG = LED('ledg')
ledR = LED('ledr')
ledY = LED('ledy')

keyA = Switch('keya')


def KeyA_Function():
    print('KeyA be pressed')
    ledG.toggle()


keyA.callback(KeyA_Function)

while True:
    pyb.delay(3000)
    pass

示例#19

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文件： pin.py 项目： ePyBoard/ePyBoard

from machine import PIN
from machine import LED
total_pin = 35
pin_title = 'P'
pin_num = 0
failNum = 0
led = LED(1)
led.on()
led.off()
irq_count = 0


def count(t):
    global irq_count
    if irq_count < 5:
        irq_count = irq_count + 1
    else:
        irq_count = 0


while pin_num < total_pin:
    if pin_num == 17 or pin_num == 18:
        pin_num += 1
        continue
    gpio_set = pin_title + str(pin_num)
    p_test = PIN(gpio_set)  #创建I/O
    p_test.mode(PIN.OUT)  #设置引脚模式为输出
    p_test.drive(PIN.LOW_POWER)  #设置引脚驱动强度
    p_test.value(1)  #设置引脚的值
    print(p_test)
    cmp_str = "Pin('" + gpio_set + "', mode=Pin.OUT, pull=Pin.INACTIVE, drive=Pin.LOW_POWER, alt=0)"

示例#20

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文件： RgbLED.py 项目： WrightWuTW/ePy-Lite

from machine import LED, delay

ledrgb = LED(LED.RGB)

while True:
    for i in range(1, 61, 3):
        for color in range(10, 101, 10):
            ledrgb.rgb_write(i, color, 0, 0)
            delay(20)

    for i in range(2, 61, 3):
        for color in range(10, 101, 10):
            ledrgb.rgb_write(i, 0, color, 0)
            delay(20)

    for i in range(3, 61, 3):
        for color in range(10, 101, 10):
            ledrgb.rgb_write(i, 0, 0, color)
            delay(20)