66 lines
2.5 KiB
C
66 lines
2.5 KiB
C
/*
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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 <string.h>
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#include "boards/board.h"
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#include "common-hal/microcontroller/Pin.h"
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#include "hal/include/hal_gpio.h"
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#include "shared-bindings/digitalio/DigitalInOut.h"
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#include "shared-bindings/neopixel_write/__init__.h"
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void board_init(void)
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{
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}
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// Check the status of the two buttons on CircuitPlayground Express. If both are
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// pressed, then boot into user safe mode.
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bool board_requests_safe_mode(void) {
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gpio_set_pin_function(PIN_PA14, GPIO_PIN_FUNCTION_OFF);
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gpio_set_pin_direction(PIN_PA14, GPIO_DIRECTION_IN);
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gpio_set_pin_pull_mode(PIN_PA14, GPIO_PULL_DOWN);
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gpio_set_pin_function(PIN_PA28, GPIO_PIN_FUNCTION_OFF);
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gpio_set_pin_direction(PIN_PA28, GPIO_DIRECTION_IN);
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gpio_set_pin_pull_mode(PIN_PA28, GPIO_PULL_DOWN);
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bool safe_mode = gpio_get_pin_level(PIN_PA14) &&
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gpio_get_pin_level(PIN_PA28);
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reset_pin(PIN_PA14);
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reset_pin(PIN_PA28);
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return safe_mode;
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}
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void reset_board(void) {
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uint8_t empty[30];
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memset(empty, 0, 30);
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digitalio_digitalinout_obj_t neopixel_pin;
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common_hal_digitalio_digitalinout_construct(&neopixel_pin, &pin_PB23);
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common_hal_digitalio_digitalinout_switch_to_output(&neopixel_pin, false,
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DRIVE_MODE_PUSH_PULL);
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common_hal_neopixel_write(&neopixel_pin, empty, 30);
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common_hal_digitalio_digitalinout_deinit(&neopixel_pin);
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}
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