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kattnikattni
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Update D13 to LED, add PWM example.
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‎docs/design_guide.rst‎

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@@ -99,7 +99,7 @@ For example, a user can then use ``deinit()```::
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import board
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import time
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led = digitalio.DigitalInOut(board.D13)
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led = digitalio.DigitalInOut(board.LED)
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led.direction = digitalio.Direction.OUTPUT
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for i in range(10):
@@ -119,7 +119,7 @@ Alternatively, using a ``with`` statement ensures that the hardware is deinitial
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import board
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import time
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with digitalio.DigitalInOut(board.D13) as led:
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with digitalio.DigitalInOut(board.LED) as led:
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led.direction = digitalio.Direction.OUTPUT
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for i in range(10):

‎shared-bindings/digitalio/__init__.c‎

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@@ -50,9 +50,9 @@
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//| For example::
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//|
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//| import digitalio
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//| from board import *
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//| import board
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//|
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//| pin = digitalio.DigitalInOut(D13)
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//| pin = digitalio.DigitalInOut(board.LED)
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//| print(pin.value)
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//|
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//| This example will initialize the the device, read
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//|
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//| Here is blinky::
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//|
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//| import digitalio
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//| from board import *
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//| import time
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//| import digitalio
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//| import board
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//|
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//| led = digitalio.DigitalInOut(D13)
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//| led = digitalio.DigitalInOut(board.LED)
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//| led.direction = digitalio.Direction.OUTPUT
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//| while True:
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//| led.value = True

‎shared-bindings/frequencyio/__init__.c‎

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@@ -46,11 +46,11 @@
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//|
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//| For example::
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//|
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//| import frequencyio
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//| import time
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//| from board import *
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//| import frequencyio
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//| import board
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//|
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//| frequency = frequencyio.FrequencyIn(D13)
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//| frequency = frequencyio.FrequencyIn(board.D11)
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//| frequency.capture_period = 15
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//| time.sleep(0.1)
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//|

‎shared-bindings/pulseio/PulseOut.c‎

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@@ -59,7 +59,7 @@
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//| import board
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//|
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//| # 50% duty cycle at 38kHz.
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//| pwm = pulseio.PulseOut(board.D13, frequency=38000, duty_cycle=32768)
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//| pwm = pulseio.PulseOut(board.LED, frequency=38000, duty_cycle=32768)
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//| # on off on off on
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//| pulses = array.array('H', [65000, 1000, 65000, 65000, 1000])
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//| pulse.send(pulses)

‎shared-bindings/pwmio/PWMOut.c‎

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@@ -86,21 +86,37 @@ void common_hal_pwmio_pwmout_raise_error(pwmout_result_t result) {
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//| :param int frequency: The target frequency in Hertz (32-bit)
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//| :param bool variable_frequency: True if the frequency will change over time
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//|
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//| Simple LED fade::
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//|
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//| Simple LED on::
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//|
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//| import pwmio
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//| import board
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//|
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//| pwm = pwmio.PWMOut(board.LED)
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//|
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//| while True:
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//| pwm.duty_cycle = 2 ** 15 # Cycles the pin with 50% duty cycle (half of 2 ** 16) at the default 500hz
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//|
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//| PWM LED fade::
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//|
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//| import pwmio
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//| import board
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//|
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//| pwm = pwmio.PWMOut(board.D13) # output on D13
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//| pwm.duty_cycle = 2 ** 15 # Cycles the pin with 50% duty cycle (half of 2 ** 16) at the default 500hz
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//| pwm = pwmio.PWMOut(board.LED) # output on LED pin with default of 500Hz
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//|
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//| while True:
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//| for cycle in range(0, 65535): # Cycles through the full PWM range from 0 to 65535
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//| pwm.duty_cycle = cycle # Cycles the LED pin duty cycle through the range of values
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//| for cycle in range(65534, 0, -1): # Cycles through the PWM range backwards from 65534 to 0
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//| pwm.duty_cycle = cycle # Cycles the LED pin duty cycle through the range of values
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//|
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//| PWM at specific frequency (servos and motors)::
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//|
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//| import pwmio
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//| import board
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//|
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//| pwm = pwmio.PWMOut(board.D13, frequency=50)
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//| pwm.duty_cycle = 2 ** 15 # Cycles the pin with 50% duty cycle (half of 2 ** 16) at 50hz
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//| pwm.duty_cycle = 2 ** 15 # Cycles the pin with 50% duty cycle (half of 2 ** 16) at 50hz
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//|
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//| Variable frequency (usually tones)::
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//|

‎shared-bindings/pwmio/__init__.c‎

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//|
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//| For example::
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//|
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//| import pwmio
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//| import time
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//| from board import *
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//| import pwmio
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//| import board
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//|
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//| pwm = pwmio.PWMOut(D13)
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//| pwm = pwmio.PWMOut(board.LED)
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//| pwm.duty_cycle = 2 ** 15
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//| time.sleep(0.1)
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//|

‎tests/circuitpython-manual/audiopwmio/wavefile_pause_resume.py‎

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import board
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import digitalio
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import time
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import math
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import os
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trigger = digitalio.DigitalInOut(board.D4)

‎tests/circuitpython-manual/audiopwmio/wavefile_playback.py‎

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import board
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import digitalio
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import time
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import math
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import os
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trigger = digitalio.DigitalInOut(board.D4)

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