55 lines
1.4 KiB
Rust
55 lines
1.4 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use defmt::*;
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use embassy_executor::Spawner;
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use embassy_stm32::gpio::OutputType;
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use embassy_stm32::time::khz;
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use embassy_stm32::timer::complementary_pwm::{ComplementaryPwm, ComplementaryPwmPin};
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use embassy_stm32::timer::simple_pwm::PwmPin;
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use embassy_stm32::timer::Channel;
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use embassy_time::Timer;
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use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
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async fn main(_spawner: Spawner) {
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let p = embassy_stm32::init(Default::default());
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info!("Hello World!");
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let ch1 = PwmPin::new_ch1(p.PE9, OutputType::PushPull);
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let ch1n = ComplementaryPwmPin::new_ch1(p.PA7, OutputType::PushPull);
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let mut pwm = ComplementaryPwm::new(
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p.TIM1,
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Some(ch1),
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Some(ch1n),
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None,
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None,
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None,
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None,
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None,
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None,
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khz(10),
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Default::default(),
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);
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let max = pwm.get_max_duty();
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pwm.set_dead_time(max / 1024);
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pwm.enable(Channel::Ch1);
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info!("PWM initialized");
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info!("PWM max duty {}", max);
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loop {
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pwm.set_duty(Channel::Ch1, 0);
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Timer::after_millis(300).await;
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pwm.set_duty(Channel::Ch1, max / 4);
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Timer::after_millis(300).await;
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pwm.set_duty(Channel::Ch1, max / 2);
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Timer::after_millis(300).await;
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pwm.set_duty(Channel::Ch1, max - 1);
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Timer::after_millis(300).await;
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}
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}
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