//! Blinks an LED
//!
//! This assumes that a LED is connected to GPIO4.
//! Depending on your target and the board you are using you should change the pin.
//! If your board doesn't have on-board LEDs don't forget to add an appropriate resistor.
//!
use esp_idf_hal::delay::FreeRtos;
use esp_idf_hal::gpio::*;
use esp_idf_hal::peripherals::Peripherals;
fn main() -> anyhow::Result<()> {
esp_idf_sys::link_patches();
let peripherals = Peripherals::take().unwrap();
let mut led_red = PinDriver::output(peripherals.pins.gpio4)?;
println!("Rust Embedded ESP32 S3");
loop {
led_red.set_high()?;
// we are sleeping here to make sure the watchdog isn't triggered
FreeRtos::delay_ms(500);
led_red.set_low()?;
FreeRtos::delay_ms(500);
}
}