# Summary [Preface](./preface.md) - [RTIC by example](./by-example.md) - [The `app` attribute](./by-example/app.md) - [Resources](./by-example/resources.md) - [Software tasks](./by-example/tasks.md) - [Timer queue](./by-example/timer-queue.md) - [Types, Send and Sync](./by-example/types-send-sync.md) - [Starting a new project](./by-example/new.md) - [Tips & tricks](./by-example/tips.md) - [Migration Guides](./migration.md) - [v0.5.x to v0.6.x](./migration/migration_v5.md) - [v0.4.x to v0.5.x](./migration/migration_v4.md) - [RTFM to RTIC](./migration/migration_rtic.md) - [Under the hood](./internals.md)