/* config.h - eeprom and compile time configuration handling Part of Grbl Copyright (c) 2009-2011 Simen Svale Skogsrud Grbl is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. Grbl is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Grbl. If not, see . */ #ifndef config_h #define config_h #define VERSION "0.6b" #include #include // Settings that can only be set at compile-time: #define BAUD_RATE 9600 //#define BAUD_RATE 115200 // Default pin-assignments from Grbl 0.5 // #define STEPPERS_ENABLE_DDR DDRD // #define STEPPERS_ENABLE_PORT PORTD // #define STEPPERS_ENABLE_BIT 2 // // #define STEPPING_DDR DDRC // #define STEPPING_PORT PORTC // #define X_STEP_BIT 0 // #define Y_STEP_BIT 1 // #define Z_STEP_BIT 2 // #define X_DIRECTION_BIT 3 // #define Y_DIRECTION_BIT 4 // #define Z_DIRECTION_BIT 5 // // #define LIMIT_DDR DDRD // #define LIMIT_PORT PORTD // #define X_LIMIT_BIT 3 // #define Y_LIMIT_BIT 4 // #define Z_LIMIT_BIT 5 // // #define SPINDLE_ENABLE_DDR DDRD // #define SPINDLE_ENABLE_PORT PORTD // #define SPINDLE_ENABLE_BIT 6 // // #define SPINDLE_DIRECTION_DDR DDRD // #define SPINDLE_DIRECTION_PORT PORTD // #define SPINDLE_DIRECTION_BIT 7 // // // Updated default pin-assignments from 0.6 onwards #define STEPPERS_ENABLE_DDR DDRB #define STEPPERS_ENABLE_PORT PORTB #define STEPPERS_ENABLE_BIT 0 #define STEPPING_DDR DDRD #define STEPPING_PORT PORTD #define X_STEP_BIT 2 #define Y_STEP_BIT 3 #define Z_STEP_BIT 4 #define X_DIRECTION_BIT 5 #define Y_DIRECTION_BIT 6 #define Z_DIRECTION_BIT 7 #define LIMIT_DDR DDRB #define LIMIT_PORT PORTB #define X_LIMIT_BIT 1 #define Y_LIMIT_BIT 2 #define Z_LIMIT_BIT 3 #define SPINDLE_ENABLE_DDR DDRB #define SPINDLE_ENABLE_PORT PORTB #define SPINDLE_ENABLE_BIT 4 #define SPINDLE_DIRECTION_DDR DDRB #define SPINDLE_DIRECTION_PORT PORTB #define SPINDLE_DIRECTION_BIT 5 // Version of the EEPROM data. Will be used to migrate existing data from older versions of Grbl // when firmware is upgraded. Always stored in byte 0 of eeprom #define SETTINGS_VERSION 2 // Current global settings (persisted in EEPROM from byte 1 onwards) typedef struct { double steps_per_mm[3]; uint8_t microsteps; uint8_t pulse_microseconds; double default_feed_rate; double default_seek_rate; uint8_t invert_mask; double mm_per_arc_segment; double acceleration; double max_jerk; } settings_t; extern settings_t settings; // Initialize the configuration subsystem (load settings from EEPROM) void config_init(); // Print current settings void dump_settings(); // A helper method to set new settings from command line void store_setting(int parameter, double value); // Default settings (used when resetting eeprom-settings) #define MICROSTEPS 8 #define X_STEPS_PER_MM (94.488188976378*MICROSTEPS) #define Y_STEPS_PER_MM (94.488188976378*MICROSTEPS) #define Z_STEPS_PER_MM (94.488188976378*MICROSTEPS) #define STEP_PULSE_MICROSECONDS 30 #define MM_PER_ARC_SEGMENT 0.1 #define RAPID_FEEDRATE 480.0 // in millimeters per minute #define DEFAULT_FEEDRATE 480.0 #define DEFAULT_ACCELERATION (DEFAULT_FEEDRATE/100.0) #define DEFAULT_MAX_JERK 50.0 #define DEFAULT_STEPPING_INVERT_MASK 0 // The temporal resolution of the acceleration management subsystem #define ACCELERATION_TICKS_PER_SECOND 20L #endif