diff --git a/semestralka_1_final_crate/software_uart/src/gpio_dma_uart_rx.rs b/semestralka_1_final_crate/software_uart/src/gpio_dma_uart_rx.rs
index 326a0d3..d3530be 100644
--- a/semestralka_1_final_crate/software_uart/src/gpio_dma_uart_rx.rs
+++ b/semestralka_1_final_crate/software_uart/src/gpio_dma_uart_rx.rs
@@ -78,9 +78,7 @@ pub async fn rx_dma_task(
              // }
         }
 
-        // Shift remaining data to front
-        // We processed 'consumed' samples.
-        // Keeping the rest of the data
+        // Shift remaining data to history partition 
         let remaining = current_end - consumed;
         
         if remaining > 0 {
diff --git a/semestralka_1_final_crate/software_uart/src/gpio_dma_uart_tx.rs b/semestralka_1_final_crate/software_uart/src/gpio_dma_uart_tx.rs
index 9aa84c2..150fe75 100644
--- a/semestralka_1_final_crate/software_uart/src/gpio_dma_uart_tx.rs
+++ b/semestralka_1_final_crate/software_uart/src/gpio_dma_uart_tx.rs
@@ -42,7 +42,6 @@ pub async fn encode_uart_frames<'a>(
 pub async fn tx_dma_task(
     mut ch: Peri<'static, GPDMA1_CH0>,
     register: *mut u32, // GPIOx_BSRR
-    tx_ring_mem: &'static mut [u32],
     pipe_rx: &'static Pipe<CriticalSectionRawMutex, 1024>,
     tx_pin_bit: u8,
     uart_cfg: &'static UartConfig,
diff --git a/semestralka_1_final_crate/software_uart/src/uart_emulation.rs b/semestralka_1_final_crate/software_uart/src/uart_emulation.rs
index 56992f0..eaf92de 100644
--- a/semestralka_1_final_crate/software_uart/src/uart_emulation.rs
+++ b/semestralka_1_final_crate/software_uart/src/uart_emulation.rs
@@ -148,7 +148,7 @@ pub fn decode_uart_samples(
 
             let mut error_data = false;
             if cfg.parity != Parity::None {
-                let expected_parity = calculate_parity(data, cfg.parity, cfg.data_bits);
+                let expected_parity = calculate_parity(data, cfg.parity);
                 let actual_parity = get_bit(scan_idx);
                 if expected_parity != actual_parity {
                     // Parity error
@@ -192,7 +192,7 @@ pub fn decode_uart_samples(
 }
 
 /// Calculate the expected parity bit (0 or 1) for the given data and parity mode
-fn calculate_parity(data: u8, parity: Parity, data_bits: u8) -> u8 {
+fn calculate_parity(data: u8, parity: Parity) -> u8 {
     match parity {
         Parity::None => 0,
         Parity::Even | Parity::Odd => {
diff --git a/semestralka_1_final_lib/src/bin/main.rs b/semestralka_1_final_lib/src/bin/main.rs
index 3ec7c9e..98456e2 100644
--- a/semestralka_1_final_lib/src/bin/main.rs
+++ b/semestralka_1_final_lib/src/bin/main.rs
@@ -141,7 +141,6 @@ async fn main(spawner: Spawner) {
     spawner.spawn(tx_dma_task(
             p.GPDMA1_CH0,
             bsrr_ptr,
-            SW_TX_RING.init([0; TX_RING_BYTES]),
             &PIPE_SW_TX,
             TX_PIN_BIT,
             &UART_CFG,
diff --git a/semestralka_1_final_lib/src/config.rs b/semestralka_1_final_lib/src/config.rs
index 8329f12..936603e 100644
--- a/semestralka_1_final_lib/src/config.rs
+++ b/semestralka_1_final_lib/src/config.rs
@@ -3,7 +3,7 @@ use software_uart::uart_emulation::{Parity, StopBits, UartConfig};
 use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
 use embassy_sync::pipe::Pipe;
 
-pub const BAUD: u32 = 9_600;
+pub const BAUD: u32 = 57_600;
 // pub const TX_PIN_BIT: u8 = 2; // PA2
 // pub const RX_PIN_BIT: u8 = 3; // PA3
 pub const TX_PIN_BIT: u8 = 0; // PB2