Switch back to defmt_rtt till brtt is fixed

Cargo.toml

@@ -8,7 +8,7 @@ version = "0.1.0"
 [dependencies]
 cortex-m = { version = "0.7", features = ["critical-section-single-core"] }
 defmt = "0.3"
-defmt-brtt = "0.1"
+defmt-rtt = "0.4"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 # TODO select the correct rtic backend
 rtic = { version = "2.0.0-alpha.1", features = [ "correct-rtic-backend" ] }

src/lib.rs

@@ -2,7 +2,7 @@
 #![no_std]
 
 use core::sync::atomic::{AtomicUsize, Ordering};
-use defmt_brtt as _; // global logger
+use defmt_rtt as _; // global logger
 
 // TODO adjust HAL import
 // use some_hal as _; // memory layout