mirror of
https://github.com/ferrous-systems/embedded-trainings-2020.git
synced 2024-09-24 12:30:17 +00:00
38 lines
856 B
Rust
38 lines
856 B
Rust
|
#![no_main]
|
||
|
#![no_std]
|
||
|
|
||
|
use cortex_m::asm;
|
||
|
use cortex_m_rt::entry;
|
||
|
use dk_pac;
|
||
|
|
||
|
// this imports `down-the-stack/apps/lib.rs` to retrieve our global logger + panicking-behavior
|
||
|
use apps as _;
|
||
|
use defmt;
|
||
|
use defmt_rtt as _; // global logger
|
||
|
|
||
|
|
||
|
#[entry]
|
||
|
fn main() -> ! {
|
||
|
// to enable more verbose logs, go to your `Cargo.toml` and set defmt logging levels
|
||
|
// to `defmt-trace` by changing the `default = []` entry in `[features]`
|
||
|
unsafe {
|
||
|
let periph = dk_pac::Peripherals::steal();
|
||
|
let uarte = periph.UARTE0;
|
||
|
|
||
|
uarte.enable.write(|w| w.enable().enabled());
|
||
|
|
||
|
if uarte.enable.read().bits() != 0 {
|
||
|
defmt::println!("Uarte0 is enabled");
|
||
|
|
||
|
} else {
|
||
|
defmt::println!("Uarte0 is disabled");
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
|
||
|
// this program does not `exit`; use Ctrl+C to terminate it
|
||
|
loop {
|
||
|
asm::nop();
|
||
|
}
|
||
|
}
|