53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
/*
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protocol.h - the serial protocol master control unit
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Part of Grbl
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Copyright (c) 2009-2011 Simen Svale Skogsrud
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Copyright (c) 2011-2012 Sungeun K. Jeon
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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 protocol_h
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#define protocol_h
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#include <avr/sleep.h>
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// Line buffer size from the serial input stream to be executed.
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// NOTE: Not a problem except for extreme cases, but the line buffer size can be too small
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// and g-code blocks can get truncated. Officially, the g-code standards support up to 256
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// characters. In future versions, this will be increased, when we know how much extra
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// memory space we can invest into here or we re-write the g-code parser not to have his
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// buffer.
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#ifndef LINE_BUFFER_SIZE
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#define LINE_BUFFER_SIZE 50
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#endif
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// Initialize the serial protocol
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void protocol_init();
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// Read command lines from the serial port and execute them as they
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// come in. Blocks until the serial buffer is emptied.
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void protocol_process();
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// Executes one line of input according to protocol
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uint8_t protocol_execute_line(char *line);
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// Checks and executes a runtime command at various stop points in main program
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void protocol_execute_runtime();
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// Execute the startup script lines stored in EEPROM upon initialization
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void protocol_execute_startup();
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#endif
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