diff --git a/sysmoOCTSIM/include/instance/tc3.h b/sysmoOCTSIM/include/instance/tc3.h
new file mode 100644
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--- /dev/null
+++ b/sysmoOCTSIM/include/instance/tc3.h
@@ -0,0 +1,109 @@
+/**
+ * \file
+ *
+ * \brief Instance description for TC3
+ *
+ * Copyright (c) 2018 Microchip Technology Inc.
+ *
+ * \asf_license_start
+ *
+ * \page License
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the Licence at
+ * 
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * \asf_license_stop
+ *
+ */
+
+#ifndef _SAME54_TC3_INSTANCE_
+#define _SAME54_TC3_INSTANCE_
+
+/* ========== Register definition for TC3 peripheral ========== */
+#if (defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
+#define REG_TC3_CTRLA              (0x4101C000) /**< \brief (TC3) Control A */
+#define REG_TC3_CTRLBCLR           (0x4101C004) /**< \brief (TC3) Control B Clear */
+#define REG_TC3_CTRLBSET           (0x4101C005) /**< \brief (TC3) Control B Set */
+#define REG_TC3_EVCTRL             (0x4101C006) /**< \brief (TC3) Event Control */
+#define REG_TC3_INTENCLR           (0x4101C008) /**< \brief (TC3) Interrupt Enable Clear */
+#define REG_TC3_INTENSET           (0x4101C009) /**< \brief (TC3) Interrupt Enable Set */
+#define REG_TC3_INTFLAG            (0x4101C00A) /**< \brief (TC3) Interrupt Flag Status and Clear */
+#define REG_TC3_STATUS             (0x4101C00B) /**< \brief (TC3) Status */
+#define REG_TC3_WAVE               (0x4101C00C) /**< \brief (TC3) Waveform Generation Control */
+#define REG_TC3_DRVCTRL            (0x4101C00D) /**< \brief (TC3) Control C */
+#define REG_TC3_DBGCTRL            (0x4101C00F) /**< \brief (TC3) Debug Control */
+#define REG_TC3_SYNCBUSY           (0x4101C010) /**< \brief (TC3) Synchronization Status */
+#define REG_TC3_COUNT16_COUNT      (0x4101C014) /**< \brief (TC3) COUNT16 Count */
+#define REG_TC3_COUNT16_CC0        (0x4101C01C) /**< \brief (TC3) COUNT16 Compare and Capture 0 */
+#define REG_TC3_COUNT16_CC1        (0x4101C01E) /**< \brief (TC3) COUNT16 Compare and Capture 1 */
+#define REG_TC3_COUNT16_CCBUF0     (0x4101C030) /**< \brief (TC3) COUNT16 Compare and Capture Buffer 0 */
+#define REG_TC3_COUNT16_CCBUF1     (0x4101C032) /**< \brief (TC3) COUNT16 Compare and Capture Buffer 1 */
+#define REG_TC3_COUNT32_COUNT      (0x4101C014) /**< \brief (TC3) COUNT32 Count */
+#define REG_TC3_COUNT32_CC0        (0x4101C01C) /**< \brief (TC3) COUNT32 Compare and Capture 0 */
+#define REG_TC3_COUNT32_CC1        (0x4101C020) /**< \brief (TC3) COUNT32 Compare and Capture 1 */
+#define REG_TC3_COUNT32_CCBUF0     (0x4101C030) /**< \brief (TC3) COUNT32 Compare and Capture Buffer 0 */
+#define REG_TC3_COUNT32_CCBUF1     (0x4101C034) /**< \brief (TC3) COUNT32 Compare and Capture Buffer 1 */
+#define REG_TC3_COUNT8_COUNT       (0x4101C014) /**< \brief (TC3) COUNT8 Count */
+#define REG_TC3_COUNT8_PER         (0x4101C01B) /**< \brief (TC3) COUNT8 Period */
+#define REG_TC3_COUNT8_CC0         (0x4101C01C) /**< \brief (TC3) COUNT8 Compare and Capture 0 */
+#define REG_TC3_COUNT8_CC1         (0x4101C01D) /**< \brief (TC3) COUNT8 Compare and Capture 1 */
+#define REG_TC3_COUNT8_PERBUF      (0x4101C02F) /**< \brief (TC3) COUNT8 Period Buffer */
+#define REG_TC3_COUNT8_CCBUF0      (0x4101C030) /**< \brief (TC3) COUNT8 Compare and Capture Buffer 0 */
+#define REG_TC3_COUNT8_CCBUF1      (0x4101C031) /**< \brief (TC3) COUNT8 Compare and Capture Buffer 1 */
+#else
+#define REG_TC3_CTRLA              (*(RwReg  *)0x4101C000UL) /**< \brief (TC3) Control A */
+#define REG_TC3_CTRLBCLR           (*(RwReg8 *)0x4101C004UL) /**< \brief (TC3) Control B Clear */
+#define REG_TC3_CTRLBSET           (*(RwReg8 *)0x4101C005UL) /**< \brief (TC3) Control B Set */
+#define REG_TC3_EVCTRL             (*(RwReg16*)0x4101C006UL) /**< \brief (TC3) Event Control */
+#define REG_TC3_INTENCLR           (*(RwReg8 *)0x4101C008UL) /**< \brief (TC3) Interrupt Enable Clear */
+#define REG_TC3_INTENSET           (*(RwReg8 *)0x4101C009UL) /**< \brief (TC3) Interrupt Enable Set */
+#define REG_TC3_INTFLAG            (*(RwReg8 *)0x4101C00AUL) /**< \brief (TC3) Interrupt Flag Status and Clear */
+#define REG_TC3_STATUS             (*(RwReg8 *)0x4101C00BUL) /**< \brief (TC3) Status */
+#define REG_TC3_WAVE               (*(RwReg8 *)0x4101C00CUL) /**< \brief (TC3) Waveform Generation Control */
+#define REG_TC3_DRVCTRL            (*(RwReg8 *)0x4101C00DUL) /**< \brief (TC3) Control C */
+#define REG_TC3_DBGCTRL            (*(RwReg8 *)0x4101C00FUL) /**< \brief (TC3) Debug Control */
+#define REG_TC3_SYNCBUSY           (*(RoReg  *)0x4101C010UL) /**< \brief (TC3) Synchronization Status */
+#define REG_TC3_COUNT16_COUNT      (*(RwReg16*)0x4101C014UL) /**< \brief (TC3) COUNT16 Count */
+#define REG_TC3_COUNT16_CC0        (*(RwReg16*)0x4101C01CUL) /**< \brief (TC3) COUNT16 Compare and Capture 0 */
+#define REG_TC3_COUNT16_CC1        (*(RwReg16*)0x4101C01EUL) /**< \brief (TC3) COUNT16 Compare and Capture 1 */
+#define REG_TC3_COUNT16_CCBUF0     (*(RwReg16*)0x4101C030UL) /**< \brief (TC3) COUNT16 Compare and Capture Buffer 0 */
+#define REG_TC3_COUNT16_CCBUF1     (*(RwReg16*)0x4101C032UL) /**< \brief (TC3) COUNT16 Compare and Capture Buffer 1 */
+#define REG_TC3_COUNT32_COUNT      (*(RwReg  *)0x4101C014UL) /**< \brief (TC3) COUNT32 Count */
+#define REG_TC3_COUNT32_CC0        (*(RwReg  *)0x4101C01CUL) /**< \brief (TC3) COUNT32 Compare and Capture 0 */
+#define REG_TC3_COUNT32_CC1        (*(RwReg  *)0x4101C020UL) /**< \brief (TC3) COUNT32 Compare and Capture 1 */
+#define REG_TC3_COUNT32_CCBUF0     (*(RwReg  *)0x4101C030UL) /**< \brief (TC3) COUNT32 Compare and Capture Buffer 0 */
+#define REG_TC3_COUNT32_CCBUF1     (*(RwReg  *)0x4101C034UL) /**< \brief (TC3) COUNT32 Compare and Capture Buffer 1 */
+#define REG_TC3_COUNT8_COUNT       (*(RwReg8 *)0x4101C014UL) /**< \brief (TC3) COUNT8 Count */
+#define REG_TC3_COUNT8_PER         (*(RwReg8 *)0x4101C01BUL) /**< \brief (TC3) COUNT8 Period */
+#define REG_TC3_COUNT8_CC0         (*(RwReg8 *)0x4101C01CUL) /**< \brief (TC3) COUNT8 Compare and Capture 0 */
+#define REG_TC3_COUNT8_CC1         (*(RwReg8 *)0x4101C01DUL) /**< \brief (TC3) COUNT8 Compare and Capture 1 */
+#define REG_TC3_COUNT8_PERBUF      (*(RwReg8 *)0x4101C02FUL) /**< \brief (TC3) COUNT8 Period Buffer */
+#define REG_TC3_COUNT8_CCBUF0      (*(RwReg8 *)0x4101C030UL) /**< \brief (TC3) COUNT8 Compare and Capture Buffer 0 */
+#define REG_TC3_COUNT8_CCBUF1      (*(RwReg8 *)0x4101C031UL) /**< \brief (TC3) COUNT8 Compare and Capture Buffer 1 */
+#endif /* (defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
+
+/* ========== Instance parameters for TC3 peripheral ========== */
+#define TC3_CC_NUM                  2       
+#define TC3_DMAC_ID_MC_0            54
+#define TC3_DMAC_ID_MC_1            55
+#define TC3_DMAC_ID_MC_LSB          54
+#define TC3_DMAC_ID_MC_MSB          55
+#define TC3_DMAC_ID_MC_SIZE         2
+#define TC3_DMAC_ID_OVF             53       // Indexes of DMA Overflow trigger
+#define TC3_EXT                     0        // Coding of implemented extended features (keep 0 value)
+#define TC3_GCLK_ID                 26       // Index of Generic Clock
+#define TC3_MASTER_SLAVE_MODE       2        // TC type 0 : NA, 1 : Master, 2 : Slave
+#define TC3_OW_NUM                  2        // Number of Output Waveforms
+
+#endif /* _SAME54_TC3_INSTANCE_ */