device-envoy-esp 0.1.0

Build ESP32 applications with composable device abstractions
Documentation 
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{# @board-example #}
//! Wiring:
//! - Button -> GPIO{{ button_pin }} to GND (`PressedTo::Ground`)
//!
#![no_std]
#![no_main]

use core::convert::Infallible;

use embassy_executor::Spawner;
use esp_backtrace as _;
use log::info;

use device_envoy_core::button::{Button, PressDuration};
use device_envoy_esp::{
    button::{ButtonEsp, PressedTo},
    init_and_start, Result,
};

esp_bootloader_esp_idf::esp_app_desc!();

#[esp_rtos::main]
async fn main(spawner: Spawner) -> ! {
    let err = inner_main(spawner).await.unwrap_err();
    panic!("{err:?}");
}

async fn inner_main(_spawner: Spawner) -> Result<Infallible> {
    init_and_start!(p);
    esp_println::logger::init_logger(log::LevelFilter::Info);

    let mut button = ButtonEsp::new(p.GPIO{{ button_pin }}, PressedTo::Ground);
    info!("button_example1: waiting for short/long presses");

    // Wait for a press without measuring duration.
    button.wait_for_press().await;

    // Measure press durations in a loop.
    loop {
        match button.wait_for_press_duration().await {
            PressDuration::Short => {
                // Handle short press.
                info!("short press");
            }
            PressDuration::Long => {
                // Handle long press (fires before button is released).
                info!("long press");
            }
        }
    }
}