139 lines
3.9 KiB
C
139 lines
3.9 KiB
C
/*
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config.h - eeprom and compile time configuration handling
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Part of Grbl
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Copyright (c) 2009-2011 Simen Svale Skogsrud
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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 config_h
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#define config_h
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#define VERSION "0.6b"
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#include <math.h>
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#include <inttypes.h>
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// Settings that can only be set at compile-time:
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#define BAUD_RATE 9600
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//#define BAUD_RATE 115200
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// Default pin-assignments from Grbl 0.5
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// #define STEPPERS_ENABLE_DDR DDRD
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// #define STEPPERS_ENABLE_PORT PORTD
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// #define STEPPERS_ENABLE_BIT 2
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//
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// #define STEPPING_DDR DDRC
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// #define STEPPING_PORT PORTC
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// #define X_STEP_BIT 0
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// #define Y_STEP_BIT 1
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// #define Z_STEP_BIT 2
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// #define X_DIRECTION_BIT 3
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// #define Y_DIRECTION_BIT 4
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// #define Z_DIRECTION_BIT 5
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//
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// #define LIMIT_DDR DDRD
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// #define LIMIT_PORT PORTD
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// #define X_LIMIT_BIT 3
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// #define Y_LIMIT_BIT 4
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// #define Z_LIMIT_BIT 5
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//
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// #define SPINDLE_ENABLE_DDR DDRD
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// #define SPINDLE_ENABLE_PORT PORTD
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// #define SPINDLE_ENABLE_BIT 6
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//
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// #define SPINDLE_DIRECTION_DDR DDRD
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// #define SPINDLE_DIRECTION_PORT PORTD
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// #define SPINDLE_DIRECTION_BIT 7
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//
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//
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// Updated default pin-assignments from 0.6 onwards
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#define STEPPERS_ENABLE_DDR DDRB
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#define STEPPERS_ENABLE_PORT PORTB
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#define STEPPERS_ENABLE_BIT 0
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#define STEPPING_DDR DDRD
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#define STEPPING_PORT PORTD
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#define X_STEP_BIT 2
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#define Y_STEP_BIT 3
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#define Z_STEP_BIT 4
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#define X_DIRECTION_BIT 5
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#define Y_DIRECTION_BIT 6
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#define Z_DIRECTION_BIT 7
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#define LIMIT_DDR DDRB
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#define LIMIT_PORT PORTB
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#define X_LIMIT_BIT 1
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#define Y_LIMIT_BIT 2
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#define Z_LIMIT_BIT 3
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#define SPINDLE_ENABLE_DDR DDRB
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#define SPINDLE_ENABLE_PORT PORTB
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#define SPINDLE_ENABLE_BIT 4
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#define SPINDLE_DIRECTION_DDR DDRB
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#define SPINDLE_DIRECTION_PORT PORTB
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#define SPINDLE_DIRECTION_BIT 5
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// Version of the EEPROM data. Will be used to migrate existing data from older versions of Grbl
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// when firmware is upgraded. Always stored in byte 0 of eeprom
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#define SETTINGS_VERSION 2
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// Current global settings (persisted in EEPROM from byte 1 onwards)
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typedef struct {
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double steps_per_mm[3];
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uint8_t microsteps;
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uint8_t pulse_microseconds;
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double default_feed_rate;
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double default_seek_rate;
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uint8_t invert_mask;
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double mm_per_arc_segment;
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double acceleration;
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double max_jerk;
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} settings_t;
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extern settings_t settings;
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// Initialize the configuration subsystem (load settings from EEPROM)
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void config_init();
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// Print current settings
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void dump_settings();
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// A helper method to set new settings from command line
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void store_setting(int parameter, double value);
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// Default settings (used when resetting eeprom-settings)
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#define MICROSTEPS 8
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#define X_STEPS_PER_MM (94.488188976378*MICROSTEPS)
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#define Y_STEPS_PER_MM (94.488188976378*MICROSTEPS)
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#define Z_STEPS_PER_MM (94.488188976378*MICROSTEPS)
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#define STEP_PULSE_MICROSECONDS 30
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#define MM_PER_ARC_SEGMENT 0.1
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#define RAPID_FEEDRATE 480.0 // in millimeters per minute
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#define DEFAULT_FEEDRATE 480.0
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#define DEFAULT_ACCELERATION (DEFAULT_FEEDRATE/100.0)
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#define DEFAULT_MAX_JERK 50.0
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#define DEFAULT_STEPPING_INVERT_MASK 0
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// The temporal resolution of the acceleration management subsystem
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#define ACCELERATION_TICKS_PER_SECOND 10L
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#endif
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