diff --git a/2sem_sem2/src/bin/main.rs b/2sem_sem2/src/bin/main.rs
index 01c307b..16089de 100644
--- a/2sem_sem2/src/bin/main.rs
+++ b/2sem_sem2/src/bin/main.rs
@@ -12,7 +12,7 @@ use embassy_sync::channel::Channel;
 use embassy_time::Duration;
 use semestralka2::receive::bit_receive_and_decode;
 use semestralka2::send::Tx;
-use semestralka2::send::{bit_send, nrz};
+use semestralka2::send::{bit_send, msg_encode};
 
 use {defmt_rtt as _, panic_probe as _};
 
@@ -37,11 +37,11 @@ async fn main(spawner: Spawner) {
 
     info!("starting loop");
     loop {
-        nrz(b"ahoj", &sender).await;
-        nrz(b"hello", &sender).await;
+        msg_encode(b"ahoj", &sender).await;
+        msg_encode(b"hello", &sender).await;
 
         let data = [0x01, 0x02, 0x03, 0x04];
-        nrz(&data, &sender).await;
+        msg_encode(&data, &sender).await;
 
         info!("frame sent");
         embassy_time::Timer::after(Duration::from_secs(1)).await;
diff --git a/2sem_sem2/src/send.rs b/2sem_sem2/src/send.rs
index 2f9895a..8b0d1d0 100644
--- a/2sem_sem2/src/send.rs
+++ b/2sem_sem2/src/send.rs
@@ -22,7 +22,7 @@ async fn send_byte(byte: u8, tx: &Tx) {
 }
 
 /// [START] [LEN] [PAYLOAD ...] [CRC] [P] [STOP]
-pub async fn nrz(payload: &[u8], tx: &Tx) {
+pub async fn msg_encode(payload: &[u8], tx: &Tx) {
     // start
     send_byte(START, tx).await;