diff options
Diffstat (limited to 'docs/library/micropython.rst')
| -rw-r--r-- | docs/library/micropython.rst | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/docs/library/micropython.rst b/docs/library/micropython.rst index b17dfa9a7..31b24903f 100644 --- a/docs/library/micropython.rst +++ b/docs/library/micropython.rst @@ -136,6 +136,14 @@ Functions the heap may be locked) and scheduling a function to call later will lift those restrictions. + On multi-threaded ports, the scheduled function's behaviour depends on + whether the Global Interpreter Lock (GIL) is enabled for the specific port: + + - If GIL is enabled, the function can preempt any thread and run in its + context. + - If GIL is disabled, the function will only preempt the main thread and run + in its context. + Note: If `schedule()` is called from a preempting IRQ, when memory allocation is not allowed and the callback to be passed to `schedule()` is a bound method, passing this directly will fail. This is because creating a |