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| author | Ulf Lilleengen <[email protected]> | 2024-01-13 07:13:23 +0000 |
|---|---|---|
| committer | GitHub <[email protected]> | 2024-01-13 07:13:23 +0000 |
| commit | 6ff0e4bcf5fbcccd8ae52cc83be7ed9f83b66fde (patch) | |
| tree | f20395419b10a30f572f01a6c74b202eb1a287f9 | |
| parent | 02e8c111f49646273b8129864e3bcefaffdae1f0 (diff) | |
| parent | d2d9175a1dce7c52173dfac74711287dc799e81b (diff) | |
Merge pull request #2444 from barnabywalters/isr-faq
Added manual ISR FAQ
| -rw-r--r-- | docs/modules/ROOT/pages/faq.adoc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/modules/ROOT/pages/faq.adoc b/docs/modules/ROOT/pages/faq.adoc index fd355827b..b33623053 100644 --- a/docs/modules/ROOT/pages/faq.adoc +++ b/docs/modules/ROOT/pages/faq.adoc | |||
| @@ -159,3 +159,7 @@ Note that the git revision should match any other embassy patches or git depende | |||
| 159 | When you aren't using the `nightly` feature of `embassy-executor`, the executor uses a bump allocator, which may require configuration. | 159 | When you aren't using the `nightly` feature of `embassy-executor`, the executor uses a bump allocator, which may require configuration. |
| 160 | 160 | ||
| 161 | Check out link:https://docs.embassy.dev/embassy-executor/git/cortex-m/index.html#task-arena[Task Arena Documentation] for more details. | 161 | Check out link:https://docs.embassy.dev/embassy-executor/git/cortex-m/index.html#task-arena[Task Arena Documentation] for more details. |
| 162 | |||
| 163 | == Can I use manual ISRs alongside Embassy? | ||
| 164 | |||
| 165 | Yes! This can be useful if you need to respond to an event as fast as possible, and the latency caused by the usual “ISR, wake, return from ISR, context switch to woken task” flow is too much for your application. Simply define a `#[interrupt] fn INTERRUPT_NAME() {}` handler as you would link:https://docs.rust-embedded.org/book/start/interrupts.html[in any other embedded rust project]. \ No newline at end of file | ||