big refactoring and features added

App/Devices/board_io.h

@@ -0,0 +1,33 @@
+/**
+ * @file board_io.h
+ * @brief Board-specific GPIO and low-level control helpers.
+ *
+ * Architectural note:
+ * This module groups direct GPIO manipulations that are shared across several
+ * devices and services. Doing so keeps register-driving code localised and
+ * prevents high-level services from depending on scattered pin knowledge.
+ */
+
+#ifndef BOARD_IO_H
+#define BOARD_IO_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "main.h"
+
+void board_io_enable_uart_rx_irq(void);
+void board_io_init_standalone_ui(void);
+void board_io_reset_runtime_outputs(void);
+void board_io_configure_spi2_mode(uint32_t polarity, uint32_t phase);
+bool board_io_is_usb_connected(void);
+bool board_io_is_sd_card_present(void);
+bool board_io_is_standalone_ui_button_pressed(void);
+void board_io_set_supply_enabled(uint8_t supply_index, bool enabled);
+void board_io_set_laser_enabled(uint8_t laser_index, bool enabled);
+void board_io_set_reference_enabled(uint8_t reference_index, bool enabled);
+void board_io_set_tec_channel_enabled(uint8_t tec_index, bool enabled);
+void board_io_toggle_debug_pin(void);
+void board_io_write_signal(GPIO_TypeDef *port, uint16_t pin, bool level_high);
+
+#endif /* BOARD_IO_H */