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27 lines
747 B
Rust
27 lines
747 B
Rust
//! Blinks an LED
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//!
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//! This assumes that a LED is connected to GPIO4.
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//! Depending on your target and the board you are using you should change the pin.
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//! If your board doesn't have on-board LEDs don't forget to add an appropriate resistor.
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//!
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use esp_idf_hal::delay::FreeRtos;
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use esp_idf_hal::gpio::*;
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use esp_idf_hal::peripherals::Peripherals;
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fn main() -> anyhow::Result<()> {
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esp_idf_hal::sys::link_patches();
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let peripherals = Peripherals::take()?;
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let mut led = PinDriver::output(peripherals.pins.gpio4)?;
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loop {
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led.set_high()?;
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// we are sleeping here to make sure the watchdog isn't triggered
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FreeRtos::delay_ms(1000);
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led.set_low()?;
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FreeRtos::delay_ms(1000);
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}
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}
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