import os, pyb machine = os.uname().machine if 'PYBv1.' in machine or 'PYBLITEv1.' in machine: leds = [pyb.LED(i) for i in range(1, 5)] pwm_leds = leds[2:] elif 'PYBD' in machine: leds = [pyb.LED(i) for i in range(1, 4)] pwm_leds = [] else: print('SKIP') raise SystemExit # test printing for i in range(3): print(leds[i]) # test on and off for l in leds: l.on() assert l.intensity() == 255 pyb.delay(100) l.off() assert l.intensity() == 0 pyb.delay(100) # test toggle for l in 2 * leds: l.toggle() assert l.intensity() in (0, 255) pyb.delay(100) # test intensity for l in pwm_leds: for i in range(256): l.intensity(i) assert l.intensity() == i pyb.delay(1) for i in range(255, -1, -1): l.intensity(i) assert l.intensity() == i pyb.delay(1)