First reworks for debugging

include/sta/devices/stm32/bus/uart.hpp

@@ -0,0 +1,61 @@
+/**
+ * @file
+ * @brief Implementation of UART using STM32 HAL.
+ */
+#ifndef STA_CORE_STM32_UART_HPP
+#define STA_CORE_STM32_UART_HPP
+
+
+// Only enable module on STM32 platform w/ HAL UART module enabled
+#include <sta/config.hpp>
+#ifdef STA_PLATFORM_STM32
+#  include <sta/devices/stm32/hal.hpp>
+#  ifdef HAL_UART_MODULE_ENABLED
+#    define STA_STM32_UART_ENABLED
+#  endif // HAL_UART_MODULE_ENABLED
+#endif // STA_PLATFORM_STM32
+
+
+#if defined(STA_STM32_UART_ENABLED) || defined(DOXYGEN)
+
+#include <sta/bus/uart/uart.hpp>
+
+
+/**
+ * @defgroup sta_core_stm32_uart UART
+ * @ingroup sta_core_stm32
+ * @brief STM32 UART module.
+ */
+
+
+namespace sta
+{
+    /**
+     * @brief Implementation of UART interface using HAL.
+     *
+     * @ingroup sta_core_stm32_uart
+     */
+    class STM32UART : public UART
+    {
+    public:
+        /**
+         * @param handle    STM32 HAL handle
+         */
+        STM32UART(UART_HandleTypeDef * handle, Mutex * mutex);
+
+        void transfer(uint8_t value) override;
+		void transfer16(uint16_t value) override;
+		void transfer(const uint8_t * buffer, size_t size) override;
+		void transfer(const uint8_t * txBuffer, uint8_t * rxBuffer, size_t size) override;
+		void receive(uint8_t * buffer, size_t size) override;
+
+		void fill(uint8_t value, size_t count) override;
+    private:
+        UART_HandleTypeDef * handle_;   /**< STM32 HAL handle */
+    };
+} // namespace sta
+
+
+#endif // STA_STM32_UART_ENABLED
+
+#endif // STA_CORE_STM32_UART_HPP