80 lines
2.2 KiB
Rust
80 lines
2.2 KiB
Rust
#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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use core::future::pending;
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use defmt::info;
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use embassy::executor::Spawner;
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use embassy_nrf::gpio::{Input, Level, Output, OutputDrive, Pull};
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use embassy_nrf::gpiote::{self, InputChannel, InputChannelPolarity};
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use embassy_nrf::ppi::Ppi;
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use embassy_nrf::Peripherals;
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use gpiote::{OutputChannel, OutputChannelPolarity};
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use defmt_rtt as _; // global logger
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use panic_probe as _;
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#[embassy::main]
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async fn main(_spawner: Spawner, p: Peripherals) {
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info!("Starting!");
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let button1 = InputChannel::new(
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p.GPIOTE_CH0,
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Input::new(p.P0_11, Pull::Up),
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InputChannelPolarity::HiToLo,
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);
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let button2 = InputChannel::new(
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p.GPIOTE_CH1,
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Input::new(p.P0_12, Pull::Up),
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InputChannelPolarity::HiToLo,
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);
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let button3 = InputChannel::new(
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p.GPIOTE_CH2,
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Input::new(p.P0_24, Pull::Up),
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InputChannelPolarity::HiToLo,
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);
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let button4 = InputChannel::new(
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p.GPIOTE_CH3,
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Input::new(p.P0_25, Pull::Up),
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InputChannelPolarity::HiToLo,
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);
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let led1 = OutputChannel::new(
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p.GPIOTE_CH4,
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Output::new(p.P0_13, Level::Low, OutputDrive::Standard),
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OutputChannelPolarity::Toggle,
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);
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let led2 = OutputChannel::new(
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p.GPIOTE_CH5,
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Output::new(p.P0_14, Level::Low, OutputDrive::Standard),
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OutputChannelPolarity::Toggle,
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);
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let mut ppi = Ppi::new_one_to_one(p.PPI_CH0, button1.event_in(), led1.task_out());
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ppi.enable();
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let mut ppi = Ppi::new_one_to_one(p.PPI_CH1, button2.event_in(), led1.task_clr());
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ppi.enable();
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let mut ppi = Ppi::new_one_to_one(p.PPI_CH2, button3.event_in(), led1.task_set());
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ppi.enable();
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let mut ppi = Ppi::new_one_to_two(
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p.PPI_CH3,
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button4.event_in(),
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led1.task_out(),
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led2.task_out(),
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);
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ppi.enable();
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info!("PPI setup!");
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info!("Press button 1 to toggle LED 1");
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info!("Press button 2 to turn on LED 1");
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info!("Press button 3 to turn off LED 1");
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info!("Press button 4 to toggle LEDs 1 and 2");
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// Block forever so the above drivers don't get dropped
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pending::<()>().await;
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}
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