Begin I2C implementation and finalize other changes

SHAL/Include/Peripheral/I2C/SHAL_I2C.h

@@ -5,4 +5,40 @@
 #ifndef SHMINGO_HAL_SHAL_I2C_H
 #define SHMINGO_HAL_SHAL_I2C_H
 
+#include "SHAL_CORE.h"
+#include "SHAL_I2C_REG.h"
+
+
+class SHAL_I2C{
+
+    friend class I2CManager;
+
+public:
+
+private:
+
+    SHAL_I2C() = default;
+
+    I2C_Pair m_I2CPair = I2C_Pair::INVALID; //Initialize to invalid
+
+};
+
+
+
+
+
+class I2CManager{
+
+public:
+
+    static SHAL_I2C& get(uint8_t i2c);
+
+    I2CManager() = delete;
+
+private:
+
+    inline static SHAL_I2C m_UARTs[NUM_I2C_BUSES] = {};
+
+};
+
 #endif //SHMINGO_HAL_SHAL_I2C_H