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|
//! A showcase of the `app!` macro syntax
//!
//! ```
//! #![deny(unsafe_code)]
//! #![feature(proc_macro)]
//! #![no_std]
//!
//! extern crate cortex_m_rtfm as rtfm;
//! extern crate stm32f103xx;
//!
//! use rtfm::{app, Threshold};
//!
//! app! {
//! device: stm32f103xx,
//!
//! resources: {
//! static CO_OWNED: u32 = 0;
//! static ON: bool = false;
//! static OWNED: bool = false;
//! static SHARED: bool = false;
//! },
//!
//! init: {
//! // This is the path to the `init` function
//! //
//! // `init` doesn't necessarily has to be in the root of the crate
//! path: main::init,
//! },
//!
//! idle: {
//! // This is a path to the `idle` function
//! //
//! // `idle` doesn't necessarily has to be in the root of the crate
//! path: main::idle,
//! resources: [OWNED, SHARED],
//! },
//!
//! tasks: {
//! SYS_TICK: {
//! path: sys_tick,
//! // If omitted priority is assumed to be 1
//! // priority: 1,
//! resources: [CO_OWNED, ON, SHARED],
//! },
//!
//! TIM2: {
//! // Tasks are enabled, between `init` and `idle`, by default but they
//! // can start disabled if `false` is specified here
//! enabled: false,
//! path: tim2,
//! priority: 1,
//! resources: [CO_OWNED],
//! },
//! },
//! }
//!
//! mod main {
//! use rtfm::{self, Resource, Threshold};
//!
//! pub fn init(_p: ::init::Peripherals, _r: ::init::Resources) {}
//!
//! pub fn idle(t: &mut Threshold, mut r: ::idle::Resources) -> ! {
//! loop {
//! *r.OWNED != *r.OWNED;
//!
//! if *r.OWNED {
//! if r.SHARED.claim(t, |shared, _| **shared) {
//! rtfm::wfi();
//! }
//! } else {
//! r.SHARED.claim_mut(t, |shared, _| **shared = !**shared);
//! }
//! }
//! }
//! }
//!
//! fn sys_tick(_t: &mut Threshold, r: SYS_TICK::Resources) {
//! **r.ON = !**r.ON;
//!
//! **r.CO_OWNED += 1;
//! }
//!
//! fn tim2(_t: &mut Threshold, r: TIM2::Resources) {
//! **r.CO_OWNED += 1;
//! }
//! ```
// Auto-generated. Do not modify.
|
