From cf0097162cb33d77d90ce5cb50f8fb5c24972748 Mon Sep 17 00:00:00 2001 From: Barnaby Walters Date: Sun, 7 Apr 2024 15:19:56 +0200 Subject: [embassy-stm32] added comments explaining multiprio interrupts --- examples/stm32f3/src/bin/multiprio.rs | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'examples/stm32f3') diff --git a/examples/stm32f3/src/bin/multiprio.rs b/examples/stm32f3/src/bin/multiprio.rs index 328447210..3a3059db1 100644 --- a/examples/stm32f3/src/bin/multiprio.rs +++ b/examples/stm32f3/src/bin/multiprio.rs @@ -127,6 +127,10 @@ fn main() -> ! { let _p = embassy_stm32::init(Default::default()); + // STM32s don’t have software-defined interrupts, so just use any free interrupt vectors which aren’t used + // by the rest of your application. In this case we’re using UART4 and UART5, but there’s nothing special + // about them. Any otherwise unused interrupt vector would work exactly the same. + // High-priority executor: UART4, priority level 6 interrupt::UART4.set_priority(Priority::P6); let spawner = EXECUTOR_HIGH.start(interrupt::UART4); -- cgit