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Revision:
171:3a7713b1edbc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_SAMD21G18A/TOOLCHAIN_GCC_ARM/ins_dmac.h	Thu Nov 08 11:45:42 2018 +0000
@@ -0,0 +1,112 @@
+/**
+ * \file
+ *
+ * \brief Instance description for DMAC
+ *
+ * Copyright (c) 2014-2015 Atmel Corporation. All rights reserved.
+ *
+ * \asf_license_start
+ *
+ * \page License
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. The name of Atmel may not be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * 4. This software may only be redistributed and used in connection with an
+ *    Atmel microcontroller product.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
+ * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * \asf_license_stop
+ *
+ */
+/*
+ * Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a>
+ */
+
+#ifndef _SAMD21_DMAC_INSTANCE_
+#define _SAMD21_DMAC_INSTANCE_
+
+/* ========== Register definition for DMAC peripheral ========== */
+#if (defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
+#define REG_DMAC_CTRL              (0x41004800U) /**< \brief (DMAC) Control */
+#define REG_DMAC_CRCCTRL           (0x41004802U) /**< \brief (DMAC) CRC Control */
+#define REG_DMAC_CRCDATAIN         (0x41004804U) /**< \brief (DMAC) CRC Data Input */
+#define REG_DMAC_CRCCHKSUM         (0x41004808U) /**< \brief (DMAC) CRC Checksum */
+#define REG_DMAC_CRCSTATUS         (0x4100480CU) /**< \brief (DMAC) CRC Status */
+#define REG_DMAC_DBGCTRL           (0x4100480DU) /**< \brief (DMAC) Debug Control */
+#define REG_DMAC_QOSCTRL           (0x4100480EU) /**< \brief (DMAC) QOS Control */
+#define REG_DMAC_SWTRIGCTRL        (0x41004810U) /**< \brief (DMAC) Software Trigger Control */
+#define REG_DMAC_PRICTRL0          (0x41004814U) /**< \brief (DMAC) Priority Control 0 */
+#define REG_DMAC_INTPEND           (0x41004820U) /**< \brief (DMAC) Interrupt Pending */
+#define REG_DMAC_INTSTATUS         (0x41004824U) /**< \brief (DMAC) Interrupt Status */
+#define REG_DMAC_BUSYCH            (0x41004828U) /**< \brief (DMAC) Busy Channels */
+#define REG_DMAC_PENDCH            (0x4100482CU) /**< \brief (DMAC) Pending Channels */
+#define REG_DMAC_ACTIVE            (0x41004830U) /**< \brief (DMAC) Active Channel and Levels */
+#define REG_DMAC_BASEADDR          (0x41004834U) /**< \brief (DMAC) Descriptor Memory Section Base Address */
+#define REG_DMAC_WRBADDR           (0x41004838U) /**< \brief (DMAC) Write-Back Memory Section Base Address */
+#define REG_DMAC_CHID              (0x4100483FU) /**< \brief (DMAC) Channel ID */
+#define REG_DMAC_CHCTRLA           (0x41004840U) /**< \brief (DMAC) Channel Control A */
+#define REG_DMAC_CHCTRLB           (0x41004844U) /**< \brief (DMAC) Channel Control B */
+#define REG_DMAC_CHINTENCLR        (0x4100484CU) /**< \brief (DMAC) Channel Interrupt Enable Clear */
+#define REG_DMAC_CHINTENSET        (0x4100484DU) /**< \brief (DMAC) Channel Interrupt Enable Set */
+#define REG_DMAC_CHINTFLAG         (0x4100484EU) /**< \brief (DMAC) Channel Interrupt Flag Status and Clear */
+#define REG_DMAC_CHSTATUS          (0x4100484FU) /**< \brief (DMAC) Channel Status */
+#else
+#define REG_DMAC_CTRL              (*(RwReg16*)0x41004800U) /**< \brief (DMAC) Control */
+#define REG_DMAC_CRCCTRL           (*(RwReg16*)0x41004802U) /**< \brief (DMAC) CRC Control */
+#define REG_DMAC_CRCDATAIN         (*(RwReg  *)0x41004804U) /**< \brief (DMAC) CRC Data Input */
+#define REG_DMAC_CRCCHKSUM         (*(RwReg  *)0x41004808U) /**< \brief (DMAC) CRC Checksum */
+#define REG_DMAC_CRCSTATUS         (*(RwReg8 *)0x4100480CU) /**< \brief (DMAC) CRC Status */
+#define REG_DMAC_DBGCTRL           (*(RwReg8 *)0x4100480DU) /**< \brief (DMAC) Debug Control */
+#define REG_DMAC_QOSCTRL           (*(RwReg8 *)0x4100480EU) /**< \brief (DMAC) QOS Control */
+#define REG_DMAC_SWTRIGCTRL        (*(RwReg  *)0x41004810U) /**< \brief (DMAC) Software Trigger Control */
+#define REG_DMAC_PRICTRL0          (*(RwReg  *)0x41004814U) /**< \brief (DMAC) Priority Control 0 */
+#define REG_DMAC_INTPEND           (*(RwReg16*)0x41004820U) /**< \brief (DMAC) Interrupt Pending */
+#define REG_DMAC_INTSTATUS         (*(RoReg  *)0x41004824U) /**< \brief (DMAC) Interrupt Status */
+#define REG_DMAC_BUSYCH            (*(RoReg  *)0x41004828U) /**< \brief (DMAC) Busy Channels */
+#define REG_DMAC_PENDCH            (*(RoReg  *)0x4100482CU) /**< \brief (DMAC) Pending Channels */
+#define REG_DMAC_ACTIVE            (*(RoReg  *)0x41004830U) /**< \brief (DMAC) Active Channel and Levels */
+#define REG_DMAC_BASEADDR          (*(RwReg  *)0x41004834U) /**< \brief (DMAC) Descriptor Memory Section Base Address */
+#define REG_DMAC_WRBADDR           (*(RwReg  *)0x41004838U) /**< \brief (DMAC) Write-Back Memory Section Base Address */
+#define REG_DMAC_CHID              (*(RwReg8 *)0x4100483FU) /**< \brief (DMAC) Channel ID */
+#define REG_DMAC_CHCTRLA           (*(RwReg8 *)0x41004840U) /**< \brief (DMAC) Channel Control A */
+#define REG_DMAC_CHCTRLB           (*(RwReg  *)0x41004844U) /**< \brief (DMAC) Channel Control B */
+#define REG_DMAC_CHINTENCLR        (*(RwReg8 *)0x4100484CU) /**< \brief (DMAC) Channel Interrupt Enable Clear */
+#define REG_DMAC_CHINTENSET        (*(RwReg8 *)0x4100484DU) /**< \brief (DMAC) Channel Interrupt Enable Set */
+#define REG_DMAC_CHINTFLAG         (*(RwReg8 *)0x4100484EU) /**< \brief (DMAC) Channel Interrupt Flag Status and Clear */
+#define REG_DMAC_CHSTATUS          (*(RoReg8 *)0x4100484FU) /**< \brief (DMAC) Channel Status */
+#endif /* (defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
+
+/* ========== Instance parameters for DMAC peripheral ========== */
+#define DMAC_CH_BITS                4        // Number of bits to select channel
+#define DMAC_CH_NUM                 12       // Number of channels
+#define DMAC_CLK_AHB_ID             5        // AHB clock index
+#define DMAC_EVIN_NUM               4        // Number of input events
+#define DMAC_EVOUT_NUM              4        // Number of output events
+#define DMAC_LVL_BITS               2        // Number of bit to select level priority
+#define DMAC_LVL_NUM                4        // Enable priority level number
+#define DMAC_TRIG_BITS              6        // Number of bits to select trigger source
+#define DMAC_TRIG_NUM               45       // Number of peripheral triggers
+
+#endif /* _SAMD21_DMAC_INSTANCE_ */