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| author | robert-hh <robert@hammelrath.com> | 2022-10-15 11:40:22 +0200 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2022-10-27 14:09:29 +1100 |
| commit | 65fa7fd8bbaf570be3f4654bcc597a46c70e4b75 (patch) | |
| tree | a2d98ce6ee28f40c5bbd5f3d94c16774e193bc4e /docs/mimxrt/quickref.rst | |
| parent | 9d2e179fa565d8af96fb6ce3643e00f999c9210a (diff) | |
| download | micropython-65fa7fd8bbaf570be3f4654bcc597a46c70e4b75.tar.gz micropython-65fa7fd8bbaf570be3f4654bcc597a46c70e4b75.zip | |
mimxrt/machine_timer: Use soft-timer implementation for machine.Timer.
This releases the hardware timers for other tasks, which need a higher
resolution and faster response. And it is less port-specific code.
Diffstat (limited to 'docs/mimxrt/quickref.rst')
| -rw-r--r-- | docs/mimxrt/quickref.rst | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/docs/mimxrt/quickref.rst b/docs/mimxrt/quickref.rst index c75fe60c8d..06f91f7f50 100644 --- a/docs/mimxrt/quickref.rst +++ b/docs/mimxrt/quickref.rst @@ -56,21 +56,18 @@ Use the :mod:`time <time>` module:: Timers ------ -The i.MXRT port has three hardware timers. Use the :ref:`machine.Timer <machine.Timer>` class -with a timer ID from 0 to 2 (inclusive):: +The i.MXRT port supports virtual Timers. Example of usage:: from machine import Timer - tim0 = Timer(0) + tim0 = Timer(-1) tim0.init(period=5000, mode=Timer.ONE_SHOT, callback=lambda t:print(0)) - tim1 = Timer(1) + tim1 = Timer(-1) tim1.init(period=2000, mode=Timer.PERIODIC, callback=lambda t:print(1)) The period is in milliseconds. -Virtual timers are not currently supported on this port. - .. _mimxrt_Pins_and_GPIO: Pins and GPIO |