71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2020, Ha Thach (tinyusb.org)
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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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* This file is part of the TinyUSB stack.
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*/
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/* metadata:
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name: Adafruit Feather M0 Express
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url: https://www.adafruit.com/product/3403
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*/
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#ifndef BOARD_H_
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#define BOARD_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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// LED
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#define LED_PIN 17
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#define LED_STATE_ON 1
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// Button
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#define BUTTON_PIN 15
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#define BUTTON_STATE_ACTIVE 0
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// UART
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#define UART_RX_PIN 4
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#define UART_TX_PIN 5
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// SPI for USB host shield
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#define MAX3421_SERCOM_ID 4 // SERCOM4
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#define MAX3421_SERCOM_FUNCTION 3 // function D (Sercom Alt)
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#define MAX3421_SCK_PIN (32+11)
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#define MAX3421_MOSI_PIN (32+10)
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#define MAX3421_MISO_PIN 12
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#define MAX3421_TX_PAD 1 // MOSI = PAD_2, SCK = PAD_3
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#define MAX3421_RX_PAD 0 // MISO = PAD_2
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#define MAX3421_CS_PIN 18 // D10
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#define MAX3421_INTR_PIN 7 // D10
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#define MAX3421_INTR_EIC_ID 7 // EIC7
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#ifdef __cplusplus
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}
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#endif
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#endif /* BOARD_H_ */
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