Implement full SSD1306 OLED display support: - Splash screen on boot (1.5s) with project name, version, board - Dashboard showing radio state, config, counters, RSSI/SNR - RSSI history sparkline (64-sample ring buffer, 2px-wide bars) - DisplayOn/DisplayOff host commands routed via dedicated channel - Pure render functions against generic DrawTarget (no hardware coupling) - Display on/off control bypasses radio task entirely Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
52 lines
1.8 KiB
Markdown
52 lines
1.8 KiB
Markdown
# r0
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[](https://travis-ci.org/rust-embedded/r0)
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[](https://crates.io/crates/r0)
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[](https://crates.io/crates/r0)
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Memory initialization code written in Rust.
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This crate is for bare metal systems where there is no ELF loader or OS to take care of
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initializing RAM for the program.
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r0 is not meant to be used by user applications directly. Instead, it is most often used by
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embedded runtime crates, like:
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* [cortex-m-rt](https://github.com/rust-embedded/cortex-m-rt)
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* [riscv-rt](https://github.com/rust-embedded/riscv-rt)
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* [msp430-rt](https://github.com/rust-embedded/msp430-rt)
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The r0 crate provides similar functionality to [crt0](https://en.wikipedia.org/wiki/Crt0) in the C
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runtime.
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This project is developed and maintained by the [Cortex-A, Cortex-M, Cortex-R, MSP430, and RISCV
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teams][teams].
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## [Documentation](https://docs.rs/r0)
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## License
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Licensed under either of
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* Apache License, Version 2.0 ([LICENSE-APACHE](LICENSE-APACHE) or
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<https://www.apache.org/licenses/LICENSE-2.0>)
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* MIT license ([LICENSE-MIT](LICENSE-MIT) or <https://opensource.org/licenses/MIT>)
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at your option.
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### Contribution
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Unless you explicitly state otherwise, any contribution intentionally submitted for inclusion in the
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work by you, as defined in the Apache-2.0 license, shall be dual licensed as above, without any
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additional terms or conditions.
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## Code of Conduct
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Contribution to this crate is organized under the terms of the [Rust Code of
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Conduct][CoC], the maintainers of this crate, the [Cortex-A, Cortex-M,
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Cortex-R, MSP430, and RISCV teams][teams], promise to intervene to uphold that
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code of conduct.
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[CoC]: CODE_OF_CONDUCT.md
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[teams]: https://github.com/rust-embedded/wg#organization
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