#![no_std]
#![no_main]
// use dht_sensor::*;
use esp32_hal::{
clock::ClockControl, peripherals::Peripherals, prelude::*, timer::TimerGroup, Delay, Rtc, IO,
};
use esp_backtrace as _;
use esp_println::println;
use xtensa_lx_rt::entry;
#[entry]
fn main() -> ! {
let peripherals = Peripherals::take();
let system = peripherals.DPORT.split();
let clocks = ClockControl::boot_defaults(system.clock_control).freeze();
// Disable the RTC and TIMG watchdog timers
let mut rtc = Rtc::new(peripherals.RTC_CNTL);
let timer_group0 = TimerGroup::new(peripherals.TIMG0, &clocks);
let mut wdt0 = timer_group0.wdt;
let timer_group1 = TimerGroup::new(peripherals.TIMG1, &clocks);
let mut wdt1 = timer_group1.wdt;
// Disable watchdog timer
rtc.rwdt.disable();
wdt0.disable();
wdt1.disable();
let mut delay = Delay::new(&clocks);
let io = IO::new(peripherals.GPIO, peripherals.IO_MUX);
let mut led = io.pins.gpio4.into_push_pull_output();
led.set_high().unwrap();
let mut dht_pin = io.pins.gpio23.into_open_drain_output();
dht_pin.set_high().ok();
delay.delay_ms(1000u32);
loop {
println!("Hello World!");
led.toggle().unwrap();
match dht22::Reading::read(&mut delay, &mut dht_pin) {
Err(e) => println!("Error {:?}", e),
Ok(dht22::Reading {
temperature,
relative_humidity,
}) => println!("{}°, {}% RH", temperature, relative_humidity),
}
delay.delay_ms(1000u32);
}
}