From 007665eeee37cb9ef6f6bd9ef9a477fbf83fd520 Mon Sep 17 00:00:00 2001 From: CuriouslyCurious Date: Wed, 28 Jul 2021 13:55:12 +0200 Subject: [PATCH] book: Add note to remember to choose target --- book/en/src/by-example/app.md | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/book/en/src/by-example/app.md b/book/en/src/by-example/app.md index 50f2842cac..d23c2619aa 100644 --- a/book/en/src/by-example/app.md +++ b/book/en/src/by-example/app.md @@ -53,6 +53,10 @@ $ cargo run --example init {{#include ../../../../ci/expected/init.run}} ``` +> **NOTE**: Remember to always specify your chosen target device or configure +> one to be used by default in `.cargo/config.toml`. In this case, we use +> a Cortex M3 running in QEMU so the target is `thumbv7m-none-eabi`. + ## `idle` A function marked with the `idle` attribute can optionally appear in the @@ -120,7 +124,7 @@ crate. When the `priority` argument is omitted, the priority is assumed to be `1`. The `idle` task has a non-configurable static priority of `0`, the lowest priority. > A higher number means a higher priority in RTIC, which is the opposite from what -> Cortex-M does in the NVIC peripheral. +> Cortex-M does in the NVIC peripheral. > Explicitly, this means that number `10` has a **higher** priority than number `9`. When several tasks are ready to be executed the one with highest static