From 70b4444be4b82587f418f586860fd4fdb3c135bf Mon Sep 17 00:00:00 2001
From: Cristian Maglie <c.maglie@arduino.cc>
Date: Mon, 16 Nov 2015 16:48:52 +0100
Subject: [PATCH] Added MKR1000 variant
---
boards.txt | 45 ++++
variants/mkr1000/debug_scripts/variant.gdb | 31 +++
.../gcc/flash_with_bootloader.ld | 211 +++++++++++++++++
.../gcc/flash_without_bootloader.ld | 212 ++++++++++++++++++
.../mkr1000/openocd_scripts/arduino_zero.cfg | 30 +++
variants/mkr1000/pins_arduino.h | 21 ++
variants/mkr1000/variant.cpp | 179 +++++++++++++++
variants/mkr1000/variant.h | 194 ++++++++++++++++
8 files changed, 923 insertions(+)
create mode 100644 variants/mkr1000/debug_scripts/variant.gdb
create mode 100644 variants/mkr1000/linker_scripts/gcc/flash_with_bootloader.ld
create mode 100644 variants/mkr1000/linker_scripts/gcc/flash_without_bootloader.ld
create mode 100644 variants/mkr1000/openocd_scripts/arduino_zero.cfg
create mode 100644 variants/mkr1000/pins_arduino.h
create mode 100644 variants/mkr1000/variant.cpp
create mode 100644 variants/mkr1000/variant.h
diff --git a/boards.txt b/boards.txt
index 5e998512..58c9b65b 100644
--- a/boards.txt
+++ b/boards.txt
@@ -87,3 +87,48 @@ arduino_zero_native.build.vid=0x2341
arduino_zero_native.build.pid=0x804d
arduino_zero_native.bootloader.tool=openocd
arduino_zero_native.bootloader.file=zero/samd21_sam_ba.bin
+
+# Arduino/Genuino MKR1000
+# ---------------------------------------
+mkr1000.name=Arduino/Genuino MKR1000
+mkr1000.vid.0=0x2341
+mkr1000.pid.0=0x804e
+mkr1000.vid.1=0x2341
+mkr1000.pid.1=0x004e
+
+mkr1000.vid.2=0x2341
+mkr1000.pid.2=0x824e
+# If the board is a 2341:824e use 2341:824e for build and set other parameters as well
+mkr1000.vid.2.build.vid=0x2341
+mkr1000.vid.2.build.pid=0x824e
+mkr1000.vid.2.build.usb_product="Genuino MKR1000"
+mkr1000.vid.2.bootloader.file=mkr1000/samd21_sam_ba_genuino.bin
+
+mkr1000.vid.3=0x2341
+mkr1000.pid.3=0x024e
+# If the board is a 2341:024e use 2341:824e for build and set other parameters as well
+mkr1000.vid.3.build.vid=0x2341
+mkr1000.vid.3.build.pid=0x824e
+mkr1000.vid.3.build.usb_product="Genuino MKR1000"
+mkr1000.vid.3.bootloader.file=mkr1000/samd21_sam_ba_genuino.bin
+
+mkr1000.upload.tool=bossac
+mkr1000.upload.protocol=sam-ba
+mkr1000.upload.maximum_size=262144
+mkr1000.upload.use_1200bps_touch=true
+mkr1000.upload.wait_for_upload_port=true
+mkr1000.upload.native_usb=true
+mkr1000.build.mcu=cortex-m0plus
+mkr1000.build.f_cpu=48000000L
+mkr1000.build.usb_product="Arduino MKR1000"
+mkr1000.build.usb_manufacturer="Arduino LLC"
+mkr1000.build.board=SAMD_MKR1000
+mkr1000.build.core=arduino
+mkr1000.build.extra_flags=-D__SAMD21G18A__ {build.usb_flags}
+mkr1000.build.ldscript=linker_scripts/gcc/flash_with_bootloader.ld
+mkr1000.build.openocdscript=openocd_scripts/arduino_zero.cfg
+mkr1000.build.variant=mkr1000
+mkr1000.build.vid=0x2341
+mkr1000.build.pid=0x804e
+mkr1000.bootloader.tool=openocd
+mkr1000.bootloader.file=mkr1000/samd21_sam_ba.bin
diff --git a/variants/mkr1000/debug_scripts/variant.gdb b/variants/mkr1000/debug_scripts/variant.gdb
new file mode 100644
index 00000000..3c37ffde
--- /dev/null
+++ b/variants/mkr1000/debug_scripts/variant.gdb
@@ -0,0 +1,31 @@
+#
+# Arduino Zero OpenOCD script.
+#
+# Copyright (c) 2014-2015 Arduino LLC. All right reserved.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# See the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+
+# Define 'reset' command
+define reset
+
+info reg
+
+break main
+
+# End of 'reset' command
+end
+
+target remote | openocd -c "interface cmsis-dap" -c "set CHIPNAME at91samd21g18" -f target/at91samdXX.cfg -c "gdb_port pipe; log_output openocd.log"
diff --git a/variants/mkr1000/linker_scripts/gcc/flash_with_bootloader.ld b/variants/mkr1000/linker_scripts/gcc/flash_with_bootloader.ld
new file mode 100644
index 00000000..4475f951
--- /dev/null
+++ b/variants/mkr1000/linker_scripts/gcc/flash_with_bootloader.ld
@@ -0,0 +1,211 @@
+/*
+ Copyright (c) 2014-2015 Arduino LLC. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+/* Linker script to configure memory regions.
+ * Need modifying for a specific board.
+ * FLASH.ORIGIN: starting address of flash
+ * FLASH.LENGTH: length of flash
+ * RAM.ORIGIN: starting address of RAM bank 0
+ * RAM.LENGTH: length of RAM bank 0
+ */
+MEMORY
+{
+ FLASH (rx) : ORIGIN = 0x00000000+0x2000, LENGTH = 0x00040000-0x2000 /* First 8KB used by bootloader */
+ RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
+}
+
+/* Linker script to place sections and symbol values. Should be used together
+ * with other linker script that defines memory regions FLASH and RAM.
+ * It references following symbols, which must be defined in code:
+ * Reset_Handler : Entry of reset handler
+ *
+ * It defines following symbols, which code can use without definition:
+ * __exidx_start
+ * __exidx_end
+ * __copy_table_start__
+ * __copy_table_end__
+ * __zero_table_start__
+ * __zero_table_end__
+ * __etext
+ * __data_start__
+ * __preinit_array_start
+ * __preinit_array_end
+ * __init_array_start
+ * __init_array_end
+ * __fini_array_start
+ * __fini_array_end
+ * __data_end__
+ * __bss_start__
+ * __bss_end__
+ * __end__
+ * end
+ * __HeapLimit
+ * __StackLimit
+ * __StackTop
+ * __stack
+ */
+ENTRY(Reset_Handler)
+
+SECTIONS
+{
+ .text :
+ {
+ KEEP(*(.isr_vector))
+ *(.text*)
+
+ KEEP(*(.init))
+ KEEP(*(.fini))
+
+ /* .ctors */
+ *crtbegin.o(.ctors)
+ *crtbegin?.o(.ctors)
+ *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
+ *(SORT(.ctors.*))
+ *(.ctors)
+
+ /* .dtors */
+ *crtbegin.o(.dtors)
+ *crtbegin?.o(.dtors)
+ *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
+ *(SORT(.dtors.*))
+ *(.dtors)
+
+ *(.rodata*)
+
+ KEEP(*(.eh_frame*))
+ } > FLASH
+
+ .ARM.extab :
+ {
+ *(.ARM.extab* .gnu.linkonce.armextab.*)
+ } > FLASH
+
+ __exidx_start = .;
+ .ARM.exidx :
+ {
+ *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+ } > FLASH
+ __exidx_end = .;
+
+ /* To copy multiple ROM to RAM sections,
+ * uncomment .copy.table section and,
+ * define __STARTUP_COPY_MULTIPLE in startup_ARMCMx.S */
+ /*
+ .copy.table :
+ {
+ . = ALIGN(4);
+ __copy_table_start__ = .;
+ LONG (__etext)
+ LONG (__data_start__)
+ LONG (__data_end__ - __data_start__)
+ LONG (__etext2)
+ LONG (__data2_start__)
+ LONG (__data2_end__ - __data2_start__)
+ __copy_table_end__ = .;
+ } > FLASH
+ */
+
+ /* To clear multiple BSS sections,
+ * uncomment .zero.table section and,
+ * define __STARTUP_CLEAR_BSS_MULTIPLE in startup_ARMCMx.S */
+ /*
+ .zero.table :
+ {
+ . = ALIGN(4);
+ __zero_table_start__ = .;
+ LONG (__bss_start__)
+ LONG (__bss_end__ - __bss_start__)
+ LONG (__bss2_start__)
+ LONG (__bss2_end__ - __bss2_start__)
+ __zero_table_end__ = .;
+ } > FLASH
+ */
+
+ __etext = .;
+
+ .data : AT (__etext)
+ {
+ __data_start__ = .;
+ *(vtable)
+ *(.data*)
+
+ . = ALIGN(4);
+ /* preinit data */
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP(*(.preinit_array))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+
+ . = ALIGN(4);
+ /* init data */
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP(*(SORT(.init_array.*)))
+ KEEP(*(.init_array))
+ PROVIDE_HIDDEN (__init_array_end = .);
+
+
+ . = ALIGN(4);
+ /* finit data */
+ PROVIDE_HIDDEN (__fini_array_start = .);
+ KEEP(*(SORT(.fini_array.*)))
+ KEEP(*(.fini_array))
+ PROVIDE_HIDDEN (__fini_array_end = .);
+
+ KEEP(*(.jcr*))
+ . = ALIGN(4);
+ /* All data end */
+ __data_end__ = .;
+
+ } > RAM
+
+ .bss :
+ {
+ . = ALIGN(4);
+ __bss_start__ = .;
+ *(.bss*)
+ *(COMMON)
+ . = ALIGN(4);
+ __bss_end__ = .;
+ } > RAM
+
+ .heap (COPY):
+ {
+ __end__ = .;
+ PROVIDE(end = .);
+ *(.heap*)
+ __HeapLimit = .;
+ } > RAM
+
+ /* .stack_dummy section doesn't contains any symbols. It is only
+ * used for linker to calculate size of stack sections, and assign
+ * values to stack symbols later */
+ .stack_dummy (COPY):
+ {
+ *(.stack*)
+ } > RAM
+
+ /* Set stack top to end of RAM, and stack limit move down by
+ * size of stack_dummy section */
+ __StackTop = ORIGIN(RAM) + LENGTH(RAM);
+ __StackLimit = __StackTop - SIZEOF(.stack_dummy);
+ PROVIDE(__stack = __StackTop);
+
+ __ram_end__ = ORIGIN(RAM) + LENGTH(RAM) -1 ;
+
+ /* Check if data + heap + stack exceeds RAM limit */
+ ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
+}
diff --git a/variants/mkr1000/linker_scripts/gcc/flash_without_bootloader.ld b/variants/mkr1000/linker_scripts/gcc/flash_without_bootloader.ld
new file mode 100644
index 00000000..0162f077
--- /dev/null
+++ b/variants/mkr1000/linker_scripts/gcc/flash_without_bootloader.ld
@@ -0,0 +1,212 @@
+/*
+ Copyright (c) 2014-2015 Arduino LLC. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+/* Linker script to configure memory regions.
+ * Need modifying for a specific board.
+ * FLASH.ORIGIN: starting address of flash
+ * FLASH.LENGTH: length of flash
+ * RAM.ORIGIN: starting address of RAM bank 0
+ * RAM.LENGTH: length of RAM bank 0
+ */
+MEMORY
+{
+ FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x00040000
+ RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000
+}
+
+/* Linker script to place sections and symbol values. Should be used together
+ * with other linker script that defines memory regions FLASH and RAM.
+ * It references following symbols, which must be defined in code:
+ * Reset_Handler : Entry of reset handler
+ *
+ * It defines following symbols, which code can use without definition:
+ * __exidx_start
+ * __exidx_end
+ * __copy_table_start__
+ * __copy_table_end__
+ * __zero_table_start__
+ * __zero_table_end__
+ * __etext
+ * __data_start__
+ * __preinit_array_start
+ * __preinit_array_end
+ * __init_array_start
+ * __init_array_end
+ * __fini_array_start
+ * __fini_array_end
+ * __data_end__
+ * __bss_start__
+ * __bss_end__
+ * __end__
+ * end
+ * __HeapLimit
+ * __StackLimit
+ * __StackTop
+ * __stack
+ * __ram_end__
+ */
+ENTRY(Reset_Handler)
+
+SECTIONS
+{
+ .text :
+ {
+ KEEP(*(.isr_vector))
+ *(.text*)
+
+ KEEP(*(.init))
+ KEEP(*(.fini))
+
+ /* .ctors */
+ *crtbegin.o(.ctors)
+ *crtbegin?.o(.ctors)
+ *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
+ *(SORT(.ctors.*))
+ *(.ctors)
+
+ /* .dtors */
+ *crtbegin.o(.dtors)
+ *crtbegin?.o(.dtors)
+ *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
+ *(SORT(.dtors.*))
+ *(.dtors)
+
+ *(.rodata*)
+
+ KEEP(*(.eh_frame*))
+ } > FLASH
+
+ .ARM.extab :
+ {
+ *(.ARM.extab* .gnu.linkonce.armextab.*)
+ } > FLASH
+
+ __exidx_start = .;
+ .ARM.exidx :
+ {
+ *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+ } > FLASH
+ __exidx_end = .;
+
+ /* To copy multiple ROM to RAM sections,
+ * uncomment .copy.table section and,
+ * define __STARTUP_COPY_MULTIPLE in startup_ARMCMx.S */
+ /*
+ .copy.table :
+ {
+ . = ALIGN(4);
+ __copy_table_start__ = .;
+ LONG (__etext)
+ LONG (__data_start__)
+ LONG (__data_end__ - __data_start__)
+ LONG (__etext2)
+ LONG (__data2_start__)
+ LONG (__data2_end__ - __data2_start__)
+ __copy_table_end__ = .;
+ } > FLASH
+ */
+
+ /* To clear multiple BSS sections,
+ * uncomment .zero.table section and,
+ * define __STARTUP_CLEAR_BSS_MULTIPLE in startup_ARMCMx.S */
+ /*
+ .zero.table :
+ {
+ . = ALIGN(4);
+ __zero_table_start__ = .;
+ LONG (__bss_start__)
+ LONG (__bss_end__ - __bss_start__)
+ LONG (__bss2_start__)
+ LONG (__bss2_end__ - __bss2_start__)
+ __zero_table_end__ = .;
+ } > FLASH
+ */
+
+ __etext = .;
+
+ .data : AT (__etext)
+ {
+ __data_start__ = .;
+ *(vtable)
+ *(.data*)
+
+ . = ALIGN(4);
+ /* preinit data */
+ PROVIDE_HIDDEN (__preinit_array_start = .);
+ KEEP(*(.preinit_array))
+ PROVIDE_HIDDEN (__preinit_array_end = .);
+
+ . = ALIGN(4);
+ /* init data */
+ PROVIDE_HIDDEN (__init_array_start = .);
+ KEEP(*(SORT(.init_array.*)))
+ KEEP(*(.init_array))
+ PROVIDE_HIDDEN (__init_array_end = .);
+
+
+ . = ALIGN(4);
+ /* finit data */
+ PROVIDE_HIDDEN (__fini_array_start = .);
+ KEEP(*(SORT(.fini_array.*)))
+ KEEP(*(.fini_array))
+ PROVIDE_HIDDEN (__fini_array_end = .);
+
+ KEEP(*(.jcr*))
+ . = ALIGN(4);
+ /* All data end */
+ __data_end__ = .;
+
+ } > RAM
+
+ .bss :
+ {
+ . = ALIGN(4);
+ __bss_start__ = .;
+ *(.bss*)
+ *(COMMON)
+ . = ALIGN(4);
+ __bss_end__ = .;
+ } > RAM
+
+ .heap (COPY):
+ {
+ __end__ = .;
+ PROVIDE(end = .);
+ *(.heap*)
+ __HeapLimit = .;
+ } > RAM
+
+ /* .stack_dummy section doesn't contains any symbols. It is only
+ * used for linker to calculate size of stack sections, and assign
+ * values to stack symbols later */
+ .stack_dummy (COPY):
+ {
+ *(.stack*)
+ } > RAM
+
+ /* Set stack top to end of RAM, and stack limit move down by
+ * size of stack_dummy section */
+ __StackTop = ORIGIN(RAM) + LENGTH(RAM) ;
+ __StackLimit = __StackTop - SIZEOF(.stack_dummy);
+ PROVIDE(__stack = __StackTop);
+
+ __ram_end__ = ORIGIN(RAM) + LENGTH(RAM) -1 ;
+
+ /* Check if data + heap + stack exceeds RAM limit */
+ ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
+}
diff --git a/variants/mkr1000/openocd_scripts/arduino_zero.cfg b/variants/mkr1000/openocd_scripts/arduino_zero.cfg
new file mode 100644
index 00000000..36c65c32
--- /dev/null
+++ b/variants/mkr1000/openocd_scripts/arduino_zero.cfg
@@ -0,0 +1,30 @@
+#
+# Arduino Zero OpenOCD script.
+#
+# Copyright (c) 2014-2015 Arduino LLC. All right reserved.
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# See the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+
+source [find interface/cmsis-dap.cfg]
+
+# chip name
+set CHIPNAME at91samd21g18
+set ENDIAN little
+
+# choose a port here
+set telnet_port 0
+
+source [find target/at91samdXX.cfg]
diff --git a/variants/mkr1000/pins_arduino.h b/variants/mkr1000/pins_arduino.h
new file mode 100644
index 00000000..db0e40c3
--- /dev/null
+++ b/variants/mkr1000/pins_arduino.h
@@ -0,0 +1,21 @@
+/*
+ Copyright (c) 2014-2015 Arduino LLC. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+// API compatibility
+#include "variant.h"
+
diff --git a/variants/mkr1000/variant.cpp b/variants/mkr1000/variant.cpp
new file mode 100644
index 00000000..18e37a35
--- /dev/null
+++ b/variants/mkr1000/variant.cpp
@@ -0,0 +1,179 @@
+/*
+ Copyright (c) 2014-2015 Arduino LLC. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#include "variant.h"
+
+// TODO: FIX TIMERS
+
+const PinDescription g_APinDescription[]=
+{
+/*
+ +------------+------------------+--------+-----------------+--------+-----------------------+---------+---------+--------+--------+----------+----------+
+ | Pin number | MKR Board pin | PIN | Notes | Peri.A | Peripheral B | Perip.C | Perip.D | Peri.E | Peri.F | Periph.G | Periph.H |
+ | | | | | EIC | ADC | AC | PTC | DAC | SERCOMx | SERCOMx | TCCx | TCCx | COM | AC/GLCK |
+ | | | | |(EXTINT)|(AIN)|(AIN)| | | (x/PAD) | (x/PAD) | (x/WO) | (x/WO) | | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | 0 | D0 | PA22 | | *06 | | | X10 | | 3/00 | 5/00 |* TC4/0 | TCC0/4 | | GCLK_IO6 |
+ | 1 | D1 | PA23 | | *07 | | | X11 | | 3/01 | 5/01 |* TC4/1 | TCC0/5 | USB/SOF | GCLK_IO7 |
+ | 2 | D2 | PA10 | | 10 | *18 | | X02 | | 0/02 | 2/02 |*TCC1/0 | TCC0/2 | I2S/SCK0 | GCLK_IO4 |
+ | 3 | D3 | PA11 | | 11 | *19 | | X03 | | 0/03 | 2/03 |*TCC1/1 | TCC0/3 | I2S/FS0 | GCLK_IO5 |
+ | 4 | D4 | PB10 | | 10 | | | | | | 4/02 |* TC5/0 | TCC0/4 | I2S/MCK1 | GCLK_IO4 |
+ | 5 | D5 | PB11 | | 11 | | | | | | 4/03 |* TC5/1 | TCC0/5 | I2S/SCK1 | GCLK_IO5 |
+ | 6 | D6 | PA20 | | *04 | | | X08 | | 5/02 | 3/02 | |*TCC0/6 | I2S/SCK0 | GCLK_IO4 |
+ | 7 | D7 | PA21 | | *05 | | | X09 | | 5/03 | 3/03 | |*TCC0/7 | I2S/FS0 | GCLK_IO5 |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ */
+ { PORTA, 22, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER ), No_ADC_Channel, PWM4_CH0, TC4_CH0, EXTERNAL_INT_6 },
+ { PORTA, 23, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_7 },
+ { PORTA, 10, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER ), ADC_Channel18, NOT_ON_PWM, TCC1_CH0, EXTERNAL_INT_10 },
+ { PORTA, 11, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER_ALT), ADC_Channel19, NOT_ON_PWM, TCC0_CH3, EXTERNAL_INT_11 },
+ { PORTB, 10, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER ), No_ADC_Channel, NOT_ON_PWM, TC5_CH0, EXTERNAL_INT_10 },
+ { PORTB, 11, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER_ALT), No_ADC_Channel, NOT_ON_PWM, TCC0_CH5, EXTERNAL_INT_11 },
+ { PORTA, 20, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER_ALT), No_ADC_Channel, PWM0_CH6, TCC0_CH6, EXTERNAL_INT_4 },
+ { PORTA, 21, PIO_DIGITAL, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER_ALT), No_ADC_Channel, PWM0_CH7, TCC0_CH7, EXTERNAL_INT_5 },
+
+/*
+ +------------+------------------+--------+-----------------+--------+-----------------------+---------+---------+--------+--------+----------+----------+
+ | Pin number | MKR Board pin | PIN | Notes | Peri.A | Peripheral B | Perip.C | Perip.D | Peri.E | Peri.F | Periph.G | Periph.H |
+ | | | | | EIC | ADC | AC | PTC | DAC | SERCOMx | SERCOMx | TCCx | TCCx | COM | AC/GLCK |
+ | | | | |(EXTINT)|(AIN)|(AIN)| | | (x/PAD) | (x/PAD) | (x/WO) | (x/WO) | | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | 8 | A0 / DAC0 | PA02 | | 02 | *00 | | Y00 | OUT | | | | | | |
+ | 9 | A1 | PB02 | | *02 | *10 | | Y08 | | | 5/00 | | | | |
+ | 10 | A2 | PB03 | | *03 | *11 | | Y09 | | | 5/01 | | | | |
+ | 11 | A3 | PA04 | | 04 | *04 | 00 | Y02 | | | 0/00 |*TCC0/0 | | | |
+ | 12 | A4 | PA05 | | 05 | *05 | 01 | Y03 | | | 0/01 |*TCC0/1 | | | |
+ | 13 | A5 | PA06 | | 06 | *06 | 02 | Y04 | | | 0/02 | TCC1/0 | | | |
+ | 14 | A6 | PA07 | | 07 | *07 | 03 | Y05 | | | 0/03 | TCC1/1 | | I2S/SD0 | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ */
+ { PORTA, 2, PIO_ANALOG, (PIN_ATTR_DIGITAL|PIN_ATTR_ANALOG ), ADC_Channel0, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // DAC
+ { PORTB, 2, PIO_ANALOG, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER ), ADC_Channel10, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_2 },
+ { PORTB, 3, PIO_ANALOG, (PIN_ATTR_DIGITAL ), ADC_Channel11, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_3 },
+ { PORTA, 4, PIO_ANALOG, (PIN_ATTR_DIGITAL ), ADC_Channel4, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
+ { PORTA, 5, PIO_ANALOG, (PIN_ATTR_DIGITAL ), ADC_Channel5, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
+ { PORTA, 6, PIO_ANALOG, (PIN_ATTR_DIGITAL ), ADC_Channel6, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
+ { PORTA, 7, PIO_ANALOG, (PIN_ATTR_DIGITAL ), ADC_Channel7, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
+
+/*
+ +------------+------------------+--------+-----------------+--------+-----------------------+---------+---------+--------+--------+----------+----------+
+ | Pin number | MKR Board pin | PIN | Notes | Peri.A | Peripheral B | Perip.C | Perip.D | Peri.E | Peri.F | Periph.G | Periph.H |
+ | | | | | EIC | ADC | AC | PTC | DAC | SERCOMx | SERCOMx | TCCx | TCCx | COM | AC/GLCK |
+ | | | | |(EXTINT)|(AIN)|(AIN)| | | (x/PAD) | (x/PAD) | (x/WO) | (x/WO) | | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | | SPI | | | | | | | | | | | | | |
+ | 15 | MOSI | PA16 | | *00 | | | X04 | | 1/00 | 3/00 |*TCC2/0 | TCC0/6 | | GCLK_IO2 |
+ | 16 | SCK | PA17 | | *01 | | | X05 | | 1/01 | 3/01 | TCC2/1 | TCC0/7 | | GCLK_IO3 |
+ | 17 | MISO | PA19 | | 03 | | | X07 | | 1/03 | 3/03 |* TC3/1 | TCC0/3 | I2S/SD0 | AC/CMP1 |
+ +------------+------------------+--------+-----------------+--------------------+-----+-----+---------+---------+--------+--------+----------+----------+
+ | | Wire | | | | | | | | | | | | | |
+ | 18 | SDA | PA08 | | NMI | 16 | | X00 | | 0/00 | 2/00 | TCC0/0 | TCC1/2 | I2S/SD1 | |
+ | 19 | DCL | PA09 | | 09 | 17 | | X01 | | 0/01 | 2/01 | TCC0/1 | TCC1/3 | I2S/MCK0 | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | | Serial1 | | | | | | | | | | | | | |
+ | 20 | TX | PB22 | | 06 | | | | | | 5/02 | | | | GCLK_IO0 |
+ | 21 | RX | PB23 | | 07 | | | | | | 5/03 | | | | GCLK_IO1 |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ */
+ // DIPO=3 DOPO=0
+ { PORTA, 16, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER ), No_ADC_Channel, PWM2_CH0, TCC2_CH0, EXTERNAL_INT_0 }, // MOSI: SERCOM1/PAD[0]
+ { PORTA, 17, PIO_SERCOM, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // SCK: SERCOM1/PAD[1]
+ { PORTA, 19, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER ), No_ADC_Channel, PWM3_CH0, TC3_CH0, EXTERNAL_INT_NONE }, // MISO: SERCOM1/PAD[3]
+
+ // PINOUT=0
+ { PORTA, 8, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER ), ADC_Channel16, PWM0_CH0, TCC0_CH0, EXTERNAL_INT_NMI }, // SDA: SERCOM0/PAD[0]
+ { PORTA, 9, PIO_SERCOM, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER_ALT), ADC_Channel17, PWM0_CH1, TCC1_CH3, EXTERNAL_INT_NONE }, // SCL: SERCOM0/PAD[1]
+
+ // RXPO=3 TXPO=1
+ { PORTB, 22, PIO_SERCOM_ALT, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // TX: SERCOM5/PAD[2]
+ { PORTB, 23, PIO_SERCOM_ALT, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // RX: SERCOM5/PAD[3]
+
+
+/*
+ +------------+------------------+--------+-----------------+--------+-----------------------+---------+---------+--------+--------+----------+----------+
+ | Pin number | MKR Board pin | PIN | Notes | Peri.A | Peripheral B | Perip.C | Perip.D | Peri.E | Peri.F | Periph.G | Periph.H |
+ | | | | | EIC | ADC | AC | PTC | DAC | SERCOMx | SERCOMx | TCCx | TCCx | COM | AC/GLCK |
+ | | | | |(EXTINT)|(AIN)|(AIN)| | | (x/PAD) | (x/PAD) | (x/WO) | (x/WO) | | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | | ATWINC1501B SPI | | | | | | | | | | | | | |
+ | 22 | | PA12 | WINC MOSI | 12 | | | | | 2/00 | 4/00 | TCC2/0 | TCC0/6 | | AC/CMP0 |
+ | 23 | | PA13 | WINC SCK | 13 | | | | | 2/01 | 4/01 | TCC2/1 | TCC0/7 | | AC/CMP1 |
+ | 24 | | PA14 | WINC SSN | 14 | | | | | 2/02 | 4/02 | TC3/0 | TCC0/4 | | GCLK_IO0 |
+ | 25 | | PA15 | WINC MISO | 15 | | | | | 2/03 | 4/03 | TC3/1 | TCC0/5 | | GCLK_IO1 |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | | ATWINC1501B PINS | | | | | | | | | | | | | |
+ | 26 | | PA27 | WINC RESETN_WIFI| 15 | | | | | | | | | | GCLK_IO0 |
+ | 27 | | PA28 | WINC CHIP_EN | 08 | | | | | | | | | | GCLK_IO0 |
+ | 28 | | PB08 | WINC WAKE | 08 | 02 | | Y14 | | | 4/00 | TC4/0 | | | |
+ | 29 | | PB09 | WINC IRQN | *09 | 03 | | Y15 | | | 4/01 | TC4/1 | | | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ */
+ // DIPO=3 DOPO=0
+ { PORTA, 12, PIO_SERCOM, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // MOSI: SERCOM2/PAD[0]
+ { PORTA, 13, PIO_SERCOM, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // SCK: SERCOM2/PAD[1]
+ { PORTA, 14, PIO_DIGITAL, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // SS: as GPIO
+ { PORTA, 15, PIO_SERCOM, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // MISO: SERCOM2/PAD[3]
+
+ { PORTA, 27, PIO_DIGITAL, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
+ { PORTA, 28, PIO_DIGITAL, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
+ { PORTB, 8, PIO_DIGITAL, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
+ { PORTB, 9, PIO_DIGITAL, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_9 },
+
+/*
+ +------------+------------------+--------+-----------------+--------+-----------------------+---------+---------+--------+--------+----------+----------+
+ | Pin number | MKR Board pin | PIN | Notes | Peri.A | Peripheral B | Perip.C | Perip.D | Peri.E | Peri.F | Periph.G | Periph.H |
+ | | | | | EIC | ADC | AC | PTC | DAC | SERCOMx | SERCOMx | TCCx | TCCx | COM | AC/GLCK |
+ | | | | |(EXTINT)|(AIN)|(AIN)| | | (x/PAD) | (x/PAD) | (x/WO) | (x/WO) | | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | | USB | | | | | | | | | | | | | |
+ | 30 | | PA24 | USB N | 12 | | | | | 3/02 | 5/02 | TC5/0 | TCC1/2 | USB/DM | |
+ | 31 | | PA25 | USB P | 13 | | | | | 3/03 | 5/03 | TC5/1 | TCC1/3 | USB/DP | |
+ | 32 | | PA18 | USB ID | 02 | | | X06 | | 1/02 | 3/02 | TC3/0 | TCC0/2 | | AC/CMP0 |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | 33 | AREF | PA03 | | 03 | 01 | | Y01 | | | | | | | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ | | 32768Hz Crystal | | | | | | | | | | | | | |
+ | | | PA00 | XIN32 | 00 | | | | | | 1/00 | TCC2/0 | | | |
+ | | | PA01 | XOUT32 | 01 | | | | | | 1/01 | TCC2/1 | | | |
+ +------------+------------------+--------+-----------------+--------+-----+-----+-----+-----+---------+---------+--------+--------+----------+----------+
+ */
+ { PORTA, 24, PIO_COM, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // USB/DM
+ { PORTA, 25, PIO_COM, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // USB/DP
+ { PORTA, 18, PIO_DIGITAL, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE },
+
+ { PORTA, 3, PIO_DIGITAL, (PIN_ATTR_NONE ), No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // DAC/VREFP
+};
+
+const void* g_apTCInstances[TCC_INST_NUM + TC_INST_NUM]={ TCC0, TCC1, TCC2, TC3, TC4, TC5 };
+
+// Multi-serial objects instantiation
+SERCOM sercom0(SERCOM0);
+SERCOM sercom1(SERCOM1);
+SERCOM sercom2(SERCOM2);
+SERCOM sercom3(SERCOM3);
+SERCOM sercom4(SERCOM4);
+SERCOM sercom5(SERCOM5);
+
+// Serial1
+Uart Serial1(&sercom5, PIN_SERIAL1_RX, PIN_SERIAL1_TX, PAD_SERIAL1_RX, PAD_SERIAL1_TX);
+
+void SERCOM5_Handler()
+{
+ Serial1.IrqHandler();
+}
+
diff --git a/variants/mkr1000/variant.h b/variants/mkr1000/variant.h
new file mode 100644
index 00000000..8f042d58
--- /dev/null
+++ b/variants/mkr1000/variant.h
@@ -0,0 +1,194 @@
+/*
+ Copyright (c) 2014-2015 Arduino LLC. All right reserved.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#pragma once
+
+#include "WVariant.h"
+
+/*----------------------------------------------------------------------------
+ * Definitions
+ *----------------------------------------------------------------------------*/
+
+// Frequency of the board main oscillator
+#define VARIANT_MAINOSC (32768ul)
+
+// Master clock frequency
+#define VARIANT_MCK (48000000ul)
+
+//#ifdef __cplusplus
+//extern "C"
+//{
+//#endif // __cplusplus
+
+/*----------------------------------------------------------------------------
+ * Pins
+ *----------------------------------------------------------------------------*/
+
+// Number of pins defined in PinDescription array
+#define PINS_COUNT (26u)
+#define NUM_DIGITAL_PINS (14u)
+#define NUM_ANALOG_INPUTS (6u)
+#define NUM_ANALOG_OUTPUTS (1u)
+
+#define digitalPinToPort(P) (&(PORT->Group[g_APinDescription[P].ulPort]))
+#define digitalPinToBitMask(P) (1 << g_APinDescription[P].ulPin)
+//#define analogInPinToBit(P) ()
+#define portOutputRegister(port) (&(port->OUT.reg))
+#define portInputRegister(port) (&(port->IN.reg))
+#define portModeRegister(port) (&(port->DIR.reg))
+#define digitalPinHasPWM(P) (g_APinDescription[P].ulPWMChannel != NOT_ON_PWM || g_APinDescription[P].ulTCChannel != NOT_ON_TIMER)
+#define digitalPinToInterrupt(P) (g_APinDescription[P].ulExtInt)
+
+/*
+ * digitalPinToTimer(..) is AVR-specific and is not defined for SAMD
+ * architecture. If you need to check if a pin supports PWM you must
+ * use digitalPinHasPWM(..).
+ *
+ * https://github.com/arduino/Arduino/issues/1833
+ */
+// #define digitalPinToTimer(P)
+
+
+// LEDs
+// ----
+#define PIN_LED (6u)
+#define PIN_LED2 (7u)
+#define LED_BUILTIN PIN_LED
+
+// Analog pins
+// -----------
+#define PIN_A0 (8u)
+#define PIN_A1 (9u)
+#define PIN_A2 (10u)
+#define PIN_A3 (11u)
+#define PIN_A4 (12u)
+#define PIN_A5 (13u)
+#define PIN_A6 (14u)
+static const uint8_t A0 = PIN_A0;
+static const uint8_t A1 = PIN_A1;
+static const uint8_t A2 = PIN_A2;
+static const uint8_t A3 = PIN_A3;
+static const uint8_t A4 = PIN_A4;
+static const uint8_t A5 = PIN_A5;
+static const uint8_t A6 = PIN_A6;
+#define ADC_RESOLUTION 12
+
+// SPI Interfaces
+// --------------
+#define SPI_INTERFACES_COUNT 2
+
+// SPI
+#define PIN_SPI_MISO (17u)
+#define PIN_SPI_MOSI (15u)
+#define PIN_SPI_SCK (16u)
+#define PIN_SPI_SS (32u)
+#define PERIPH_SPI sercom1
+#define PAD_SPI_TX SPI_PAD_0_SCK_1
+#define PAD_SPI_RX SERCOM_RX_PAD_3
+static const uint8_t SS = PIN_SPI_SS; // SPI Slave SS not used. Set here only for reference.
+static const uint8_t MOSI = PIN_SPI_MOSI;
+static const uint8_t MISO = PIN_SPI_MISO;
+static const uint8_t SCK = PIN_SPI_SCK;
+
+// SPI1: Connected to WINC1501B
+#define PIN_SPI1_MISO (25u)
+#define PIN_SPI1_MOSI (22u)
+#define PIN_SPI1_SCK (23u)
+#define PIN_SPI1_SS (24u)
+#define PERIPH_SPI1 sercom2
+#define PAD_SPI1_TX SPI_PAD_0_SCK_1
+#define PAD_SPI1_RX SERCOM_RX_PAD_3
+static const uint8_t SS1 = PIN_SPI1_SS; // SPI Slave SS not used. Set here only for reference.
+static const uint8_t MOSI1 = PIN_SPI1_MOSI;
+static const uint8_t MISO1 = PIN_SPI1_MISO;
+static const uint8_t SCK1 = PIN_SPI1_SCK;
+
+// Wire Interfaces
+// ---------------
+#define WIRE_INTERFACES_COUNT 1
+
+// Wire
+#define PIN_WIRE_SDA (18u)
+#define PIN_WIRE_SCL (19u)
+#define PERIPH_WIRE sercom0
+#define WIRE_IT_HANDLER SERCOM0_Handler
+
+// USB
+// ---
+#define PIN_USB_HOST_ENABLE (32ul)
+#define PIN_USB_DM (30ul)
+#define PIN_USB_DP (31ul)
+
+//#ifdef __cplusplus
+//}
+//#endif
+
+// Needed for WINC1501B (WiFi101) library
+// --------------------------------------
+#define WINC1501_RESET_PIN (26u)
+#define WINC1501_INTN_PIN (29u)
+#define WINC1501_SPI SPI1
+#define WINC1501_SPI_CS_PIN PIN_SPI1_SS
+
+/*----------------------------------------------------------------------------
+ * Arduino objects - C++ only
+ *----------------------------------------------------------------------------*/
+
+#ifdef __cplusplus
+#include "SERCOM.h"
+#include "Uart.h"
+
+// Instances of SERCOM
+extern SERCOM sercom0;
+extern SERCOM sercom1;
+extern SERCOM sercom2;
+extern SERCOM sercom3;
+extern SERCOM sercom4;
+extern SERCOM sercom5;
+
+// Serial1
+extern Uart Serial1;
+#define PIN_SERIAL1_RX (20ul)
+#define PIN_SERIAL1_TX (21ul)
+#define PAD_SERIAL1_TX (UART_TX_PAD_2)
+#define PAD_SERIAL1_RX (SERCOM_RX_PAD_3)
+#endif
+
+// These serial port names are intended to allow libraries and architecture-neutral
+// sketches to automatically default to the correct port name for a particular type
+// of use. For example, a GPS module would normally connect to SERIAL_PORT_HARDWARE_OPEN,
+// the first hardware serial port whose RX/TX pins are not dedicated to another use.
+//
+// SERIAL_PORT_MONITOR Port which normally prints to the Arduino Serial Monitor
+//
+// SERIAL_PORT_USBVIRTUAL Port which is USB virtual serial
+//
+// SERIAL_PORT_LINUXBRIDGE Port which connects to a Linux system via Bridge library
+//
+// SERIAL_PORT_HARDWARE Hardware serial port, physical RX & TX pins.
+//
+// SERIAL_PORT_HARDWARE_OPEN Hardware serial ports which are open for use. Their RX & TX
+// pins are NOT connected to anything by default.
+#define SERIAL_PORT_USBVIRTUAL SerialUSB
+#define SERIAL_PORT_MONITOR SerialUSB
+#define SERIAL_PORT_HARDWARE Serial1
+#define SERIAL_PORT_HARDWARE_OPEN Serial1
+
+// Alisa Serial to SerialUSB, it's the most used serial port
+#define Serial SerialUSB
+
--
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