68 lines
2.1 KiB
C
68 lines
2.1 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 "supervisor/shared/display.h"
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#include "shared-bindings/terminalio/Terminal.h"
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#include "supervisor/serial.h"
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#include "supervisor/usb.h"
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#include "tusb.h"
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void serial_init(void) {
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usb_init();
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}
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bool serial_connected(void) {
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return tud_cdc_connected();
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}
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char serial_read(void) {
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return (char) tud_cdc_read_char();
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}
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bool serial_bytes_available(void) {
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return tud_cdc_available() > 0;
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}
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void serial_write_substring(const char* text, uint32_t length) {
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int errcode;
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common_hal_terminalio_terminal_write(&supervisor_terminal, (const uint8_t*) text, length, &errcode);
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if (!tud_cdc_connected()) {
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return;
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}
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uint32_t count = 0;
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while (count < length) {
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count += tud_cdc_write(text + count, length - count);
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usb_background();
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}
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}
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void serial_write(const char* text) {
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serial_write_substring(text, strlen(text));
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}
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