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#![no_std]
#![no_main]
use embassy_executor::Spawner;
use embassy_time::{Duration, Ticker};
use hal::adc::{Adc, InterruptHandler, LpadcConfig, TriggerPriorityPolicy};
use hal::bind_interrupts;
use hal::clocks::PoweredClock;
use hal::clocks::config::Div8;
use hal::clocks::periph_helpers::{AdcClockSel, Div4};
use hal::config::Config;
use hal::pac::adc1::cfg::{Pwrsel, Refsel};
use hal::pac::adc1::cmdl1::Mode;
use hal::pac::adc1::ctrl::CalAvgs;
use hal::peripherals::ADC1;
use {defmt_rtt as _, embassy_mcxa as hal, panic_probe as _};
bind_interrupts!(struct Irqs {
ADC1 => InterruptHandler<ADC1>;
});
#[embassy_executor::main]
async fn main(_spawner: Spawner) {
let mut config = Config::default();
config.clock_cfg.sirc.fro_lf_div = Div8::from_divisor(1);
let p = hal::init(config);
defmt::info!("ADC interrupt Example");
let adc_config = LpadcConfig {
enable_in_doze_mode: true,
conversion_average_mode: CalAvgs::Average128,
enable_analog_preliminary: true,
power_up_delay: 0x80,
reference_voltage_source: Refsel::Option3,
power_level_mode: Pwrsel::Lowest,
trigger_priority_policy: TriggerPriorityPolicy::ConvPreemptImmediatelyNotAutoResumed,
enable_conv_pause: false,
conv_pause_delay: 0,
power: PoweredClock::NormalEnabledDeepSleepDisabled,
source: AdcClockSel::FroLfDiv,
div: Div4::no_div(),
};
let mut adc = Adc::new_async(p.ADC1, p.P1_10, Irqs, adc_config).unwrap();
adc.do_offset_calibration();
adc.do_auto_calibration();
adc.set_resolution(Mode::Data16Bits);
defmt::info!("ADC configuration done...");
let mut ticker = Ticker::every(Duration::from_millis(100));
loop {
ticker.next().await;
match adc.read().await {
Ok(value) => {
defmt::info!("ADC value: {}", value);
}
Err(e) => {
defmt::error!("ADC read error: {:?}", e);
}
}
}
}
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