diff --git a/FctERR.c b/FctERR.c
new file mode 100755
index 0000000..7198dbf
--- /dev/null
+++ b/FctERR.c
@@ -0,0 +1,19 @@
+/*!\file FctERR.c
+** \author SMFSW
+** \version v0.4
+** \date 2017
+** \copyright MIT (c) 2017, SMFSW
+** \brief errors to SMFSW FctERR code
+**/
+
+#include "FctERR.h"
+
+
+FctERR HALERRtoFCTERR(HAL_StatusTypeDef Status)
+{
+	if (Status == HAL_OK)				return ERR_OK;
+	else if (Status == HAL_ERROR)		return ERR_FAULT;
+	else if (Status == HAL_BUSY)		return ERR_BUSY;
+	else if (Status == HAL_TIMEOUT)		return ERR_TIMEOUT;
+	else 								return ERR_FAULT;
+}
diff --git a/FctERR.h b/FctERR.h
new file mode 100755
index 0000000..c780019
--- /dev/null
+++ b/FctERR.h
@@ -0,0 +1,63 @@
+/*!\file FctERR.h
+** \author SMFSW
+** \version v0.4
+** \date 2017
+** \copyright MIT (c) 2017, SMFSW
+** \brief errors to SMFSW FctERR declarations
+**/
+/****************************************************************/
+#ifndef __FCTERR_H
+	#define __FCTERR_H
+
+#include "sarmfsw.h"
+#include CMSIS_INC
+/****************************************************************/
+
+
+/*!\enum EnumFctERR
+** \brief Enum of high level functions return state
+**/
+typedef enum __attribute__((__packed__)) EnumFctERR{
+	ERR_OK			= 0U,	//!< OK
+	ERR_SPEED		= 1U,	//!< This device does not work in the active speed mode.
+	ERR_RANGE		= 2U,	//!< Parameter out of range.
+	ERR_VALUE		= 3U,	//!< Parameter of incorrect value.
+	ERR_OVERFLOW	= 4U,	//!< Timer overflow.
+	ERR_MATH		= 5U,	//!< Overflow during evaluation.
+	ERR_ENABLED		= 6U,	//!< Device is enabled.
+	ERR_DISABLED	= 7U,	//!< Device is disabled.
+	ERR_BUSY		= 8U,	//!< Device is busy.
+	ERR_NOTAVAIL	= 9U,	//!< Requested value or method not available.
+	ERR_RXEMPTY		= 10U,	//!< No data in receiver.
+	ERR_TXFULL		= 11U,	//!< Transmitter is full.
+	ERR_BUSOFF		= 12U,	//!< Bus not available.
+	ERR_OVERRUN		= 13U,	//!< Overrun error is detected.
+	ERR_FRAMING		= 14U,	//!< Framing error is detected.
+	ERR_PARITY		= 15U,	//!< Parity error is detected.
+	ERR_NOISE		= 16U,	//!< Noise error is detected.
+	ERR_IDLE		= 17U,	//!< Idle error is detected.
+	ERR_FAULT		= 18U,	//!< Fault error is detected.
+	ERR_BREAK		= 19U,	//!< Break char is received during communication.
+	ERR_CRC			= 20U,	//!< CRC error is detected.
+	ERR_ARBITR		= 21U,	//!< A node lost arbitration. This error occurs if two nodes start transmission at the same time.
+	ERR_PROTECT		= 22U,	//!< Protection error is detected.
+	ERR_UNDERFLOW	= 23U,	//!< Underflow error is detected.
+	ERR_UNDERRUN	= 24U,	//!< Underrun error is detected.
+	ERR_COMMON		= 25U,	//!< Common error of a device.
+	ERR_LINSYNC		= 26U,	//!< LIN synchronization error is detected.
+	ERR_FAILED		= 27U,	//!< Requested functionality or process failed.
+	ERR_QFULL		= 28U,	//!< Queue is full.
+	ERR_CMD			= 29U,	//!< Command error is detected
+	ERR_TIMEOUT		= 30U,	//!< Abort on timeout error
+	ERR_NOTIMPLEM	= 31U,	//!< Function not implemented error
+	ERR_MEMORY		= 32U,	//!< Memory error
+	ERR_INSTANCE	= 33U	//!< Instance error
+}FctERR;
+
+
+FctERR HALERRtoFCTERR(HAL_StatusTypeDef Status);
+
+
+/****************************************************************/
+#endif /* __FCTERR_H */
+/****************************************************************/