From 5a5790412cc3390e89a3a208adcf9f24d86b8cfb Mon Sep 17 00:00:00 2001 From: ladyada Date: Sat, 11 May 2024 13:09:32 -0400 Subject: [PATCH] hardware design rev B --- .../debug_scripts/variant.gdb | 31 +++ .../gcc/flash_with_bootloader.ld | 216 ++++++++++++++++++ .../gcc/flash_without_bootloader.ld | 214 +++++++++++++++++ .../openocd_scripts/sht4xtrinkey_m0.cfg | 28 +++ variants/thumbsticktrinkey_m0/pins_arduino.h | 21 ++ variants/thumbsticktrinkey_m0/variant.cpp | 52 +++++ variants/thumbsticktrinkey_m0/variant.h | 171 ++++++++++++++ 7 files changed, 733 insertions(+) create mode 100644 variants/thumbsticktrinkey_m0/debug_scripts/variant.gdb create mode 100644 variants/thumbsticktrinkey_m0/linker_scripts/gcc/flash_with_bootloader.ld create mode 100644 variants/thumbsticktrinkey_m0/linker_scripts/gcc/flash_without_bootloader.ld create mode 100644 variants/thumbsticktrinkey_m0/openocd_scripts/sht4xtrinkey_m0.cfg create mode 100644 variants/thumbsticktrinkey_m0/pins_arduino.h create mode 100644 variants/thumbsticktrinkey_m0/variant.cpp create mode 100644 variants/thumbsticktrinkey_m0/variant.h diff --git a/variants/thumbsticktrinkey_m0/debug_scripts/variant.gdb b/variants/thumbsticktrinkey_m0/debug_scripts/variant.gdb new file mode 100644 index 000000000..13ee2a173 --- /dev/null +++ b/variants/thumbsticktrinkey_m0/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 at91samd21e18" -f target/at91samdXX.cfg -c "gdb_port pipe; log_output openocd.log" diff --git a/variants/thumbsticktrinkey_m0/linker_scripts/gcc/flash_with_bootloader.ld b/variants/thumbsticktrinkey_m0/linker_scripts/gcc/flash_with_bootloader.ld new file mode 100644 index 000000000..357946455 --- /dev/null +++ b/variants/thumbsticktrinkey_m0/linker_scripts/gcc/flash_with_bootloader.ld @@ -0,0 +1,216 @@ +/* + 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 : + { + __text_start__ = .; + + KEEP(*(.sketch_boot)) + + . = ALIGN(0x2000); + 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(16); + /* 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/thumbsticktrinkey_m0/linker_scripts/gcc/flash_without_bootloader.ld b/variants/thumbsticktrinkey_m0/linker_scripts/gcc/flash_without_bootloader.ld new file mode 100644 index 000000000..ebeeee37f --- /dev/null +++ b/variants/thumbsticktrinkey_m0/linker_scripts/gcc/flash_without_bootloader.ld @@ -0,0 +1,214 @@ +/* + 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 : + { + __text_start__ = .; + + 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(16); + /* 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/thumbsticktrinkey_m0/openocd_scripts/sht4xtrinkey_m0.cfg b/variants/thumbsticktrinkey_m0/openocd_scripts/sht4xtrinkey_m0.cfg new file mode 100644 index 000000000..e4c3f81dc --- /dev/null +++ b/variants/thumbsticktrinkey_m0/openocd_scripts/sht4xtrinkey_m0.cfg @@ -0,0 +1,28 @@ +# +# Adafruit ItsyBitsy M0 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 +# + +# chip name +set CHIPNAME at91samd21e18 +set ENDIAN little + +# choose a port here +set telnet_port 0 + +source [find target/at91samdXX.cfg] diff --git a/variants/thumbsticktrinkey_m0/pins_arduino.h b/variants/thumbsticktrinkey_m0/pins_arduino.h new file mode 100644 index 000000000..db0e40c3d --- /dev/null +++ b/variants/thumbsticktrinkey_m0/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/thumbsticktrinkey_m0/variant.cpp b/variants/thumbsticktrinkey_m0/variant.cpp new file mode 100644 index 000000000..91bfef826 --- /dev/null +++ b/variants/thumbsticktrinkey_m0/variant.cpp @@ -0,0 +1,52 @@ +/* + 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" +#include "Arduino.h" +/* + * Pins descriptions + */ +const PinDescription g_APinDescription[]= +{ + // X (D0) + { PORTA, 9, PIO_ANALOG, (PIN_ATTR_DIGITAL|PIN_ATTR_ANALOG), ADC_Channel17, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_9 }, + // Y (D1) + { PORTA, 11, PIO_ANALOG, (PIN_ATTR_DIGITAL|PIN_ATTR_ANALOG), ADC_Channel19, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_11 }, + + // Button 1 (D2) + { PORTA, 6, PIO_ANALOG, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER|PIN_ATTR_ANALOG), ADC_Channel6, PWM1_CH0, TCC1_CH0, EXTERNAL_INT_6 }, + // Button 2 (D3) + { PORTA, 7, PIO_ANALOG, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER|PIN_ATTR_ANALOG), ADC_Channel7, PWM1_CH1, TCC1_CH1, EXTERNAL_INT_7 }, + + // NeoPixel (D4) + { PORTA, 0, PIO_DIGITAL, PIN_ATTR_DIGITAL, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_6 }, // TCC1/WO[0] + + // USB pins D5, D6, D7 + { PORTA, 28, PIO_COM, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // USB Host enable + { 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 + +} ; + +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 ) ; diff --git a/variants/thumbsticktrinkey_m0/variant.h b/variants/thumbsticktrinkey_m0/variant.h new file mode 100644 index 000000000..e996a8886 --- /dev/null +++ b/variants/thumbsticktrinkey_m0/variant.h @@ -0,0 +1,171 @@ +/* + 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 +*/ + +#ifndef _VARIANT_THUMBSTICKTRINKEY_ZERO_ +#define _VARIANT_THUMBSTICKTRINKEY_ZERO_ + +// The definitions here needs a SAMD core >=1.6.10 +#define ARDUINO_SAMD_VARIANT_COMPLIANCE 10610 + +/*---------------------------------------------------------------------------- + * Definitions + *----------------------------------------------------------------------------*/ + +/** Frequency of the board main oscillator */ +#define VARIANT_MAINOSC (32768ul) + +/** Master clock frequency */ +#define VARIANT_MCK (F_CPU) + +/*---------------------------------------------------------------------------- + * Headers + *----------------------------------------------------------------------------*/ + +#include "WVariant.h" + +#ifdef __cplusplus +#include "SERCOM.h" +#include "Uart.h" +#endif // __cplusplus + +#ifdef __cplusplus +extern "C" +{ +#endif // __cplusplus + +/*---------------------------------------------------------------------------- + * Pins + *----------------------------------------------------------------------------*/ + +// Number of pins defined in PinDescription array +#define PINS_COUNT (10u) +#define NUM_DIGITAL_PINS (7u) +#define NUM_ANALOG_INPUTS (6u) +#define NUM_ANALOG_OUTPUTS (1u) +#define analogInputToDigitalPin(p) (p) + +#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 ) + +/* + * 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_NEOPIXEL (4u) +#define NUM_NEOPIXEL (1u) + +#define PIN_JOY_X (0ul) +#define PIN_JOY_Y (1ul) +#define PIN_BUTTON1 (2ul) +#define PIN_BUTTON2 (3ul) + +/* + * Analog pins + */ +#define PIN_A0 (0ul) +#define PIN_A1 (1ul) +#define PIN_DAC0 PIN_A0 + +static const uint8_t A0 = PIN_A0; +static const uint8_t A1 = PIN_A1; + +#define ADC_RESOLUTION 12 + + +/* + * SPI Interfaces + */ +#define SPI_INTERFACES_COUNT 0 + + +/* + * Wire Interfaces + */ +#define WIRE_INTERFACES_COUNT 0 + + +/* + * USB + */ +#define PIN_USB_HOST_ENABLE (5ul) +#define PIN_USB_DM (6ul) +#define PIN_USB_DP (7ul) +/* + * I2S Interfaces + */ +#define I2S_INTERFACES_COUNT 0 + + +#ifdef __cplusplus +} +#endif + +/*---------------------------------------------------------------------------- + * Arduino objects - C++ only + *----------------------------------------------------------------------------*/ + +#ifdef __cplusplus + +/* ========================= + * ===== SERCOM DEFINITION + * ========================= +*/ +extern SERCOM sercom0; +extern SERCOM sercom1; +extern SERCOM sercom2; +extern SERCOM sercom3; +extern SERCOM sercom4; +extern SERCOM sercom5; + + +#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 Serial +#define SERIAL_PORT_MONITOR Serial +// Serial has no physical pins broken out, so it's not listed as HARDWARE port +#define SERIAL_PORT_HARDWARE Serial1 +#define SERIAL_PORT_HARDWARE_OPEN Serial1 + +#endif /* _VARIANT_ARDUINO_ZERO_ */ +