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Diffstat (limited to 'docs')
| -rw-r--r-- | docs/library/machine.Pin.rst | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/docs/library/machine.Pin.rst b/docs/library/machine.Pin.rst index 5254e163c..3055491eb 100644 --- a/docs/library/machine.Pin.rst +++ b/docs/library/machine.Pin.rst @@ -216,6 +216,7 @@ Methods - ``hard`` if true a hardware interrupt is used. This reduces the delay between the pin change and the handler being called. Hard interrupt handlers may not allocate memory; see :ref:`isr_rules`. + Not all ports support this argument. This method returns a callback object. |