another movement done

semestralka1/src/hardware/uart.h

@@ -0,0 +1,36 @@
+// src/hardware/uart.h
+#pragma once
+#include "mbed.h"
+#include <cstddef>
+
+constexpr size_t UART_BUFFER_SIZE = 64;
+constexpr auto MESSAGE_DISPLAY_DURATION = 1s;
+
+enum class UartEvent {
+  NoChange = 0,      // No new data
+  MessageUpdate = 1, // Message changed (received or expired)
+  Triggered = 2      // New message received (trigger action)
+};
+
+class UartReader {
+private:
+  BufferedSerial &serial_port;
+  DigitalOut &led;
+  
+  char rx_buffer[UART_BUFFER_SIZE];
+  char message[UART_BUFFER_SIZE];
+  bool message_active = false;
+  
+  Timer msg_timer;
+  bool timer_started = false;
+
+public:
+  UartReader(BufferedSerial &serial, DigitalOut &led_pin);
+  
+  // Poll for UART events
+  UartEvent poll();
+  
+  // Get current message (nullptr if no active message)
+  const char* get_message() const;
+  bool has_message() const { return message_active; }
+};