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Added MKR Zero board definition.
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‎README.rst‎

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supported using the `Adafruit CircuitPython SD
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library <https://github.com/adafruit/Adafruit_CircuitPython_SD>`__)
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- `Arduino Zero <https://www.arduino.cc/en/Main/ArduinoBoardZero>`__
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- `Arduino MKR Zero <https://store.arduino.cc/arduino-mkrzero>`
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"Third-party" or "non-Adafruit" boards
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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- `Electronic Cats Meow Meow <https://electroniccats.com/gomeow/>`__
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- `Electronic Cats CatWAN USB Stick <https://electroniccats.com/producto/catwan_usb_stick/>`__
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- `Electronic Cats CatWAN USB Stick <https://electroniccats.com/producto/catwan_usb_stick/>`
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Download
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--------

‎ports/atmel-samd/README.rst‎

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@@ -2,9 +2,16 @@ SAMD21x18
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=========
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This port brings MicroPython to SAMD21x18 based development boards under the name
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CircuitPython. Supported boards include the Adafruit CircuitPlayground Express,
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Adafruit Feather M0 Express, Adafruit Metro M0 Express, Arduino Zero, Adafruit
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Feather M0 Basic and Adafruit M0 Bluefruit LE.
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CircuitPython. Supported boards include:
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- Adafruit CircuitPlayground Express
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- Adafruit Feather M0 Basic
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- Adafruit Feather M0 Express
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- Adafruit Metro M0 Express
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- Adafruit M0 Bluefruit LE
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- Arduino Zero
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- Arduino MKR Zero
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Pinout
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------
@@ -15,51 +22,51 @@ different names. The table below matches the pin order in
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and omits the pins only available on the largest package because all supported
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boards use smaller version.
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===================== =============== =========================== ====================== ================ ================== ========================= ================ ================
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===================== =================== =============== =========================== ====================== ================ ================== ========================= ================ ================
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`microcontroller.pin` `board`
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--------------------- -------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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Datasheet arduino_zero circuitplayground_express feather_m0_adalogger feather_m0_basic feather_m0_express gemma_m0 metro_m0_express trinket_m0
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===================== =============== =========================== ====================== ================ ================== ========================= ================ ================
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PA00 ``ACCELEROMETER_SDA`` ``APA102_MOSI`` ``APA102_MOSI``
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PA01 ``ACCELEROMETER_SCL`` ``APA102_SCK`` ``APA102_SCK``
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PA02 ``A0`` ``A0`` / ``SPEAKER`` ``A0`` ``A0`` ``A0`` ``A0`` / ``D1`` ``A0`` ``D1`` / ``A0``
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--------------------- ------------------- -------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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Datasheet arduino_mkrzero arduino_zero circuitplayground_express feather_m0_adalogger feather_m0_basic feather_m0_express gemma_m0 metro_m0_express trinket_m0
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===================== =================== =============== =========================== ====================== ================ ================== ========================= ================ ================
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PA00 ``ACCELEROMETER_SDA`` ``APA102_MOSI`` ``APA102_MOSI``
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PA01 ``ACCELEROMETER_SCL`` ``APA102_SCK`` ``APA102_SCK``
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PA02 ``A0`` ``A0`` ``A0`` / ``SPEAKER`` ``A0`` ``A0`` ``A0`` ``A0`` / ``D1`` ``A0`` ``D1`` / ``A0``
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PA03
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PB08 ``A1`` ``A7`` / ``TX`` ``A1`` ``A1`` ``A1`` ``A1``
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PB09 ``A2`` ``A6`` / ``RX`` ``A2`` ``A2`` ``A2`` ``A2``
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PA04 ``A3`` ``IR_PROXIMITY`` ``A3`` ``A3`` ``A3`` ``D0`` / ``TX`` / ``SDA`` ``A3``
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PA05 ``A4`` ``A1`` ``A4`` ``A4`` ``A4`` ``D2`` / ``RX`` / ``SCL`` ``A4``
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PA06 ``D8`` ``A2`` ``D8`` / ``GREEN_LED`` ``NEOPIXEL`` ``D8`` ``D4`` / ``TX``
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PA07 ``D9`` ``A3`` ``D9`` ``D9`` ``D9`` ``D9`` ``D3`` / ``RX``
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PA08 ``D4`` ``MICROPHONE_DO`` ``D4`` / ``SD_CS`` ``D4`` ``D0`` / ``SDA``
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PA09 ``D3`` ``TEMPERATURE`` / ``A9`` ``D3`` ``D2`` / ``SCL``
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PA10 ``D1`` / ``TX`` ``MICROPHONE_SCK`` ``D1`` / ``TX`` ``D1`` / ``TX`` ``D1`` / ``TX`` ``D1`` / ``TX`` ``D13``
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PA11 ``D0`` / ``RX`` ``LIGHT`` / ``A8`` ``D0`` / ``RX`` ``D0`` / ``RX`` ``D0`` / ``RX`` ``D0`` / ``RX``
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PB10 ``MOSI`` ``MOSI`` ``MOSI`` ``MOSI`` ``MOSI``
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PB11 ``SCK`` ``SCK`` ``SCK`` ``SCK`` ``SCK``
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PA12 ``MISO`` ``REMOTEIN`` / ``IR_RX`` ``MISO`` ``MISO`` ``MISO`` ``MISO``
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PA13 ``ACCELEROMETER_INTERRUPT`` ``FLASH_CS``
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PA14 ``D2`` ``BUTTON_B`` / ``D5`` ``D2``
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PA15 ``D5`` ``SLIDE_SWITCH`` / ``D7`` ``D5`` ``D5`` ``D5`` ``D5``
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PA16 ``D11`` ``MISO`` ``D11`` ``D11`` ``D11`` ``D11``
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PA17 ``D13`` ``D13`` ``D13`` / ``RED_LED`` ``D13`` ``D13`` ``D13``
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PA18 ``D10`` ``D10`` ``D10`` ``D10`` ``D10``
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PA19 ``D12`` ``D12`` ``D12`` ``D12`` ``D12``
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PA20 ``D6`` ``MOSI`` ``D6`` ``D6`` ``D6`` ``D6``
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PA21 ``D7`` ``SCK`` ``D7`` / ``SD_CD`` ``D7``
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PA22 ``SDA`` ``SDA`` ``SDA`` ``SDA`` ``SDA``
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PA23 ``SCL`` ``REMOTEOUT`` / ``IR_TX`` ``SCL`` ``SCL`` ``SCL`` ``L`` / ``D13`` ``SCL``
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PB08 ``L`` ``A1`` ``A7`` / ``TX`` ``A1`` ``A1`` ``A1`` ``A1``
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PB09 ``BATTERY`` ``A2`` ``A6`` / ``RX`` ``A2`` ``A2`` ``A2`` ``A2``
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PA04 ``A3`` ``A3`` ``IR_PROXIMITY`` ``A3`` ``A3`` ``A3`` ``D0`` / ``TX`` / ``SDA`` ``A3``
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PA05 ``A4`` ``A4`` ``A1`` ``A4`` ``A4`` ``A4`` ``D2`` / ``RX`` / ``SCL`` ``A4``
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PA06 ``A5`` ``D8`` ``A2`` ``D8`` / ``GREEN_LED`` ``NEOPIXEL`` ``D8`` ``D4`` / ``TX``
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PA07 ``A6`` ``D9`` ``A3`` ``D9`` ``D9`` ``D9`` ``D9`` ``D3`` / ``RX``
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PA08 ``D11`` / ``SDA`` ``D4`` ``MICROPHONE_DO`` ``D4`` / ``SD_CS`` ``D4`` ``D0`` / ``SDA``
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PA09 ``D12`` / ``SCL`` ``D3`` ``TEMPERATURE`` / ``A9`` ``D3`` ``D2`` / ``SCL``
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PA10 ``D2`` ``D1`` / ``TX`` ``MICROPHONE_SCK`` ``D1`` / ``TX`` ``D1`` / ``TX`` ``D1`` / ``TX`` ``D1`` / ``TX`` ``D13``
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PA11 ``D3`` ``D0`` / ``RX`` ``LIGHT`` / ``A8`` ``D0`` / ``RX`` ``D0`` / ``RX`` ``D0`` / ``RX`` ``D0`` / ``RX``
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PB10 ``D4`` ``MOSI`` ``MOSI`` ``MOSI`` ``MOSI`` ``MOSI``
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PB11 ``D5`` ``SCK`` ``SCK`` ``SCK`` ``SCK`` ``SCK``
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PA12 ``SD_MOSI`` ``MISO`` ``REMOTEIN`` / ``IR_RX`` ``MISO`` ``MISO`` ``MISO`` ``MISO``
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PA13 ``SD_SCK`` ``ACCELEROMETER_INTERRUPT`` ``FLASH_CS``
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PA14 ``SD_CS`` ``D2`` ``BUTTON_B`` / ``D5`` ``D2``
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PA15 ``SD_MISO`` ``D5`` ``SLIDE_SWITCH`` / ``D7`` ``D5`` ``D5`` ``D5`` ``D5``
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PA16 ``D8`` / ``MOSI`` ``D11`` ``MISO`` ``D11`` ``D11`` ``D11`` ``D11``
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PA17 ``D9`` / ``SCK`` ``D13`` ``D13`` ``D13`` / ``RED_LED`` ``D13`` ``D13`` ``D13``
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PA18 ``D10`` ``D10`` ``D10`` ``D10`` ``D10``
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PA19 ``D10`` / ``MISO`` ``D12`` ``D12`` ``D12`` ``D12`` ``D12``
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PA20 ``D6`` ``D6`` ``MOSI`` ``D6`` ``D6`` ``D6`` ``D6``
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PA21 ``D7`` ``D7`` ``SCK`` ``D7`` / ``SD_CD`` ``D7``
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PA22 ``D0`` ``SDA`` ``SDA`` ``SDA`` ``SDA`` ``SDA``
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PA23 ``D1`` ``SCL`` ``REMOTEOUT`` / ``IR_TX`` ``SCL`` ``SCL`` ``SCL`` ``L`` / ``D13`` ``SCL``
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PA24
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PA25
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PB22 ``FLASH_CS``
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PB23 ``NEOPIXEL`` / ``D8``
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PA27
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PA28 ``BUTTON_A`` / ``D4``
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PB22 ``D14`` / ``TX`` ``FLASH_CS``
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PB23 ``D13`` / ``RX`` ``NEOPIXEL`` / ``D8``
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PA27 ``SD_CD``
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PA28 ``BUTTON_A`` / ``D4``
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PA29
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PA30 ``SPEAKER_ENABLE`` ``NEOPIXEL``
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PA30 ``SPEAKER_ENABLE`` ``NEOPIXEL``
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PA31
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PB02 ``A5`` ``A5`` / ``SDA`` ``A5`` ``A5`` ``A5`` ``A5``
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PB03 ``A4`` / ``SCL``
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===================== =============== =========================== ====================== ================ ================== ========================= ================ ================
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PB02 ``A1`` ``A5`` ``A5`` / ``SDA`` ``A5`` ``A5`` ``A5`` ``A5``
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PB03 ``A2`` ``A4`` / ``SCL``
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===================== =================== =============== =========================== ====================== ================ ================== ========================= ================ ================
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Here is a table about which pins can do what in CircuitPython terms. However,
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just because something is listed, doesn't mean it will always work. Existing use

‎ports/atmel-samd/boards/arduino_mkrzero/board.c‎

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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "boards/board.h"
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#include "mpconfigboard.h"
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#include "hal/include/hal_gpio.h"
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void board_init(void)
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{
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}
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bool board_requests_safe_mode(void) {
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return false;
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}
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void reset_board(void) {
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}

‎ports/atmel-samd/boards/arduino_mkrzero/mpconfigboard.h‎

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#define MICROPY_HW_BOARD_NAME "Arduino MKR Zero"
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#define MICROPY_HW_MCU_NAME "samd21g18"
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#define MICROPY_PORT_A (0)
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#define MICROPY_PORT_B (0)
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#define MICROPY_PORT_C (0)
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#define CIRCUITPY_INTERNAL_NVM_SIZE 0
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#define BOARD_FLASH_SIZE (0x00040000 - 0x2000 - 0x010000)
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#define DEFAULT_I2C_BUS_SCL (&pin_PA09)
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#define DEFAULT_I2C_BUS_SDA (&pin_PA08)
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#define DEFAULT_SPI_BUS_SCK (&pin_PA17)
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#define DEFAULT_SPI_BUS_MOSI (&pin_PA16)
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#define DEFAULT_SPI_BUS_MISO (&pin_PA19)
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#define DEFAULT_UART_BUS_RX (&pin_PB23)
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#define DEFAULT_UART_BUS_TX (&pin_PB22)
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// USB is always used internally so skip the pin objects for it.
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#define IGNORE_PIN_PA24 1
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#define IGNORE_PIN_PA25 1

‎ports/atmel-samd/boards/arduino_mkrzero/mpconfigboard.mk‎

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LD_FILE = boards/samd21x18-bootloader.ld
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USB_VID = 0x239A
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USB_PID = 0x8035
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USB_PRODUCT = "Arduino MKRZero"
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USB_MANUFACTURER = "Arduino"
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INTERNAL_FLASH_FILESYSTEM = 1
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LONGINT_IMPL = NONE
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CHIP_VARIANT = SAMD21G18A
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CHIP_FAMILY = samd21

‎ports/atmel-samd/boards/arduino_mkrzero/pins.c‎

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#include "shared-bindings/board/__init__.h"
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#include "board_busses.h"
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STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_A0), MP_ROM_PTR(&pin_PA02) },
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{ MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_PB02) },
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{ MP_ROM_QSTR(MP_QSTR_A2), MP_ROM_PTR(&pin_PB03) },
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{ MP_ROM_QSTR(MP_QSTR_A3), MP_ROM_PTR(&pin_PA04) },
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{ MP_ROM_QSTR(MP_QSTR_A4), MP_ROM_PTR(&pin_PA05) },
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{ MP_ROM_QSTR(MP_QSTR_A5), MP_ROM_PTR(&pin_PA06) },
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{ MP_ROM_QSTR(MP_QSTR_A6), MP_ROM_PTR(&pin_PA07) },
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{ MP_ROM_QSTR(MP_QSTR_D0), MP_ROM_PTR(&pin_PA22) },
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{ MP_ROM_QSTR(MP_QSTR_D1), MP_ROM_PTR(&pin_PA23) },
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{ MP_ROM_QSTR(MP_QSTR_D2), MP_ROM_PTR(&pin_PA10) },
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{ MP_ROM_QSTR(MP_QSTR_D3), MP_ROM_PTR(&pin_PA11) },
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{ MP_ROM_QSTR(MP_QSTR_D4), MP_ROM_PTR(&pin_PB10) },
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{ MP_ROM_QSTR(MP_QSTR_D5), MP_ROM_PTR(&pin_PB11) },
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{ MP_ROM_QSTR(MP_QSTR_D6), MP_ROM_PTR(&pin_PA20) },
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{ MP_ROM_QSTR(MP_QSTR_D7), MP_ROM_PTR(&pin_PA21) },
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{ MP_ROM_QSTR(MP_QSTR_D8), MP_ROM_PTR(&pin_PA16) },
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{ MP_ROM_QSTR(MP_QSTR_MOSI), MP_ROM_PTR(&pin_PA16) },
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{ MP_ROM_QSTR(MP_QSTR_D9), MP_ROM_PTR(&pin_PA17) },
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{ MP_ROM_QSTR(MP_QSTR_SCK), MP_ROM_PTR(&pin_PA17) },
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{ MP_ROM_QSTR(MP_QSTR_D10), MP_ROM_PTR(&pin_PA19) },
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{ MP_ROM_QSTR(MP_QSTR_MISO), MP_ROM_PTR(&pin_PA19) },
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{ MP_ROM_QSTR(MP_QSTR_D11), MP_ROM_PTR(&pin_PA08) },
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{ MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_PA08) },
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{ MP_ROM_QSTR(MP_QSTR_D12), MP_ROM_PTR(&pin_PA09) },
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{ MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_PA09) },
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{ MP_ROM_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_PB23) },
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{ MP_ROM_QSTR(MP_QSTR_RX), MP_ROM_PTR(&pin_PB23) },
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{ MP_ROM_QSTR(MP_QSTR_D14), MP_ROM_PTR(&pin_PB22) },
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{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_PB22) },
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{ MP_ROM_QSTR(MP_QSTR_SD_SCK), MP_ROM_PTR(&pin_PA13) },
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{ MP_ROM_QSTR(MP_QSTR_SD_MOSI), MP_ROM_PTR(&pin_PA12) },
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{ MP_ROM_QSTR(MP_QSTR_SD_MISO), MP_ROM_PTR(&pin_PA15) },
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{ MP_ROM_QSTR(MP_QSTR_SD_CS), MP_ROM_PTR(&pin_PA14) },
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{ MP_ROM_QSTR(MP_QSTR_L), MP_ROM_PTR(&pin_PB08) },
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{ MP_ROM_QSTR(MP_QSTR_VOLTAGE_MONITOR), MP_ROM_PTR(&pin_PB09) },
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{ MP_ROM_QSTR(MP_QSTR_BATTERY), MP_ROM_PTR(&pin_PB09) },
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{ MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&board_i2c_obj) },
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{ MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&board_spi_obj) },
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{ MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&board_uart_obj) },
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};
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MP_DEFINE_CONST_DICT(board_module_globals, board_global_dict_table);

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