In the lesson, we developed the following code for your convenience:
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from machine import Pin,PWM import time icPin1=Pin(14,Pin.OUT) icPin2=Pin(15,Pin.OUT) fPWM=PWM(icPin1) rPWM=PWM(icPin2) fPWM.freq(1000) rPWM.freq(1000) try: while True: for speed in range(20,101,10): rPWM.duty_u16(0) fPWM.duty_u16(int(speed/100*65535)) time.sleep(.25) for speed in range(100,-1,-10): rPWM.duty_u16(0) fPWM.duty_u16(int(speed/100*65535)) print(int(speed/100*65535)) time.sleep(.25) time.sleep(2) for speed in range(20,101,10): fPWM.duty_u16(0) rPWM.duty_u16(int(speed/100*65535)) time.sleep(.25) for speed in range(100,-1,-10): fPWM.duty_u16(0) rPWM.duty_u16(int(speed/100*65535)) print(int(speed/100*65535)) time.sleep(.25) time.sleep(2) except KeyboardInterrupt: print("Program Stopped by User") rPWM.duty_u16(0) fPWM.duty_u16(0) time.sleep(.15) rPWM.deinit() fPWM.deinit() icPin1.off() icPin2.off() |