58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/*
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serial.h - Header for system level commands and real-time processes
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Part of Grbl
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Copyright (c) 2014-2016 Sungeun K. Jeon for Gnea Research LLC
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2018 - Bart Dring This file was modifed for use on the ESP32
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CPU. Do not use this with Grbl for atMega328P
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Grbl is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Grbl is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Grbl. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef serial_h
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#define serial_h
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#include "grbl.h"
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#ifndef RX_BUFFER_SIZE
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#define RX_BUFFER_SIZE 128
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#endif
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#ifndef TX_BUFFER_SIZE
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#ifdef USE_LINE_NUMBERS
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#define TX_BUFFER_SIZE 112
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#else
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#define TX_BUFFER_SIZE 104
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#endif
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#endif
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#define SERIAL_NO_DATA 0xff
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// a task to read for incoming data from serial port
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void serialCheckTask(void *pvParameters);
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void serialCheck();
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void serial_write(uint8_t data);
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// Fetches the first byte in the serial read buffer. Called by main program.
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uint8_t serial_read(uint8_t client);
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// See if the character is an action command like feedhold or jogging. If so, do the action and return true
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uint8_t check_action_command(uint8_t data);
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void serial_init();
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void serial_reset_read_buffer(uint8_t client);
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// Returns the number of bytes available in the RX serial buffer.
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uint8_t serial_get_rx_buffer_available(uint8_t client);
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#endif
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