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docs/pyboard/tutorial: Update now that yellow LED also supports PWM.
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docs/pyboard/tutorial/leds.rst

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@@ -60,10 +60,10 @@ One problem you might find is that if you stop the script and then start it agai
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for l in leds:
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l.off()
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The Fourth Special LED
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The Special LEDs
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The blue LED is special. As well as turning it on and off, you can control the intensity using the intensity() method. This takes a number between 0 and 255 that determines how bright it is. The following script makes the blue LED gradually brighter then turns it off again. ::
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The yellow and blue LEDs are special. As well as turning them on and off, you can control their intensity using the intensity() method. This takes a number between 0 and 255 that determines how bright it is. The following script makes the blue LED gradually brighter then turns it off again. ::
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led = pyb.LED(4)
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intensity = 0
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led.intensity(intensity)
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pyb.delay(20)
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You can call intensity() on the other LEDs but they can only be off or on. 0 sets them off and any other number up to 255 turns them on.
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You can call intensity() on LEDs 1 and 2 but they can only be off or on. 0 sets them off and any other number up to 255 turns them on.

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