54 lines
No EOL
1.5 KiB
Python
54 lines
No EOL
1.5 KiB
Python
from machine import UART, Pin, Timer
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import time
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led = Pin(25, Pin.OUT)
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btn_blu = Pin(5, Pin.IN, Pin.PULL_UP)
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btn_red = Pin(3, Pin.IN, Pin.PULL_UP)
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led_blu = Pin(4, Pin.OUT)
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led_red = Pin(2, Pin.OUT)
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def user_interaction(timeout):
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def _toggle_leds(timer):
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led_blu.toggle()
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led_red.toggle()
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tmr = Timer()
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tmr.init(freq=2, mode=Timer.PERIODIC, callback=_toggle_leds)
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startime = time.ticks_ms()
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timeout *= 1000
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while time.ticks_diff(time.ticks_ms(), startime) < timeout:
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b, r = btn_blu.value(), btn_red.value()
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if (b + r) < 2:
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tmr.deinit()
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return 'B' if not b else 'R'
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tmr.deinit()
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led_blu.value(0)
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led_red.value(0)
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return 'T' # Timeout
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def recording(timeout):
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timeout *= 1000
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startime = time.ticks_ms()
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endtime = time.ticks_add(startime, timeout)
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while time.ticks_diff(time.ticks_ms(), startime) < timeout:
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if not btn_blu.value():
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led.value(0)
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return 'I'
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restime = time.ticks_diff(endtime, time.ticks_ms())
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if restime < 5000:
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led.value((restime // 500) % 2)
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time.sleep_ms(50)
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return 'OK'
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if __name__ == '__main__':
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#print(user_interaction(20))
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#Print
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uart0 = UART(0, baudrate=9600, tx=Pin(0), rx=Pin(1))
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rxData = ''
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while True:
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rxBuf = uart0.read(1)
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if rxBuf is not None:
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rxData += rxBuf.decode('utf-8')
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if rxData.endswith('\n'):
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print(rxData.strip())
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rxData = '' |