forked from grbl/grbl
-
Notifications
You must be signed in to change notification settings - Fork 51
/
settings.h
142 lines (111 loc) · 5.42 KB
/
settings.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
/*
settings.h - eeprom configuration handling
Part of Horus Firmware
Copyright (c) 2014-2015 Mundo Reader S.L.
Horus Firmware 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.
Horus Firmware 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 Horus Firmware. If not, see <http://www.gnu.org/licenses/>.
*/
/*
This file is based on work from Grbl v0.9, distributed under the
terms of the GPLv3. See COPYING for more details.
Copyright (c) 2009-2011 Simen Svale Skogsrud
Copyright (c) 2011-2014 Sungeun K. Jeon
*/
#ifndef settings_h
#define settings_h
#define HORUS_VERSION "0.2"
// Version of the EEPROM data. Will be used to migrate existing data from older versions of Horus
// when firmware is upgraded. Always stored in byte 0 of eeprom
#define SETTINGS_VERSION 1 // NOTE: Check settings_reset() when moving to next version.
// Define bit flag masks for the boolean settings in settings.flag.
#define BITFLAG_REPORT_INCHES bit(0)
#define BITFLAG_AUTO_START bit(1)
#define BITFLAG_INVERT_ST_ENABLE bit(2)
#define BITFLAG_HARD_LIMIT_ENABLE bit(3)
#define BITFLAG_HOMING_ENABLE bit(4)
#define BITFLAG_SOFT_LIMIT_ENABLE bit(5)
#define BITFLAG_INVERT_LIMIT_PINS bit(6)
#define BITFLAG_INVERT_PROBE_PIN bit(7)
// Define status reporting boolean enable bit flags in settings.status_report_mask
#define BITFLAG_RT_STATUS_MACHINE_POSITION bit(0)
#define BITFLAG_RT_STATUS_WORK_POSITION bit(1)
#define BITFLAG_RT_STATUS_PLANNER_BUFFER bit(2)
#define BITFLAG_RT_STATUS_SERIAL_RX bit(3)
// Define EEPROM memory address location values for Horus settings and parameters
// NOTE: The Atmega328p has 1KB EEPROM. The upper half is reserved for parameters and
// the startup script. The lower half contains the global settings and space for future
// developments.
#define EEPROM_ADDR_GLOBAL 1U
#define EEPROM_ADDR_PARAMETERS 512U
#define EEPROM_ADDR_STARTUP_BLOCK 768U
#define EEPROM_ADDR_BUILD_INFO 942U
// Define EEPROM address indexing for coordinate parameters
#define N_COORDINATE_SYSTEM 6 // Number of supported work coordinate systems (from index 1)
#define SETTING_INDEX_NCOORD N_COORDINATE_SYSTEM+1 // Total number of system stored (from index 0)
// NOTE: Work coordinate indices are (0=G54, 1=G55, ... , 6=G59)
#define SETTING_INDEX_G28 N_COORDINATE_SYSTEM // Home position 1
#define SETTING_INDEX_G30 N_COORDINATE_SYSTEM+1 // Home position 2
// #define SETTING_INDEX_G92 N_COORDINATE_SYSTEM+2 // Coordinate offset (G92.2,G92.3 not supported)
// Define Grbl axis settings numbering scheme. Starts at START_VAL, every INCREMENT, over N_SETTINGS.
#define AXIS_N_SETTINGS 4
#define AXIS_SETTINGS_START_VAL 100 // NOTE: Reserving settings values >= 100 for axis settings. Up to 255.
#define AXIS_SETTINGS_INCREMENT 10 // Must be greater than the number of axis settings
// Global persistent settings (Stored from byte EEPROM_ADDR_GLOBAL onwards)
typedef struct {
// Axis settings
float steps_per_deg[N_AXIS];
float max_rate[N_AXIS];
float acceleration[N_AXIS];
float max_travel[N_AXIS];
// Remaining Grbl settings
uint8_t pulse_microseconds;
uint8_t step_invert_mask;
uint8_t dir_invert_mask;
uint8_t stepper_idle_lock_time; // If max value 255, steppers do not disable.
uint8_t status_report_mask; // Mask to indicate desired report data.
float junction_deviation;
float arc_tolerance;
uint8_t flags; // Contains default boolean settings
uint8_t homing_dir_mask;
float homing_feed_rate;
float homing_seek_rate;
uint16_t homing_debounce_delay;
float homing_pulloff;
} settings_t;
extern settings_t settings;
// Initialize the configuration subsystem (load settings from EEPROM)
void settings_init();
// Helper functions to clear and restore EEPROM defaults
void settings_restore_global_settings();
void settings_clear_parameters();
void settings_clear_startup_line();
void settings_clear_build_info();
// A helper method to set new settings from command line
uint8_t settings_store_global_setting(uint8_t parameter, float value);
// Stores the protocol line variable as a startup line in EEPROM
void settings_store_startup_line(uint8_t n, char *line);
// Reads an EEPROM startup line to the protocol line variable
uint8_t settings_read_startup_line(uint8_t n, char *line);
// Stores build info user-defined string
void settings_store_build_info(char *line);
// Reads build info user-defined string
uint8_t settings_read_build_info(char *line);
// Writes selected coordinate data to EEPROM
void settings_write_coord_data(uint8_t coord_select, float *coord_data);
// Reads selected coordinate data from EEPROM
uint8_t settings_read_coord_data(uint8_t coord_select, float *coord_data);
// Returns the step pin mask according to Grbl's internal axis numbering
uint8_t get_step_pin_mask(uint8_t i);
// Returns the direction pin mask according to Grbl's internal axis numbering
uint8_t get_direction_pin_mask(uint8_t i);
// Returns the limit pin mask according to Grbl's internal axis numbering
uint8_t get_limit_pin_mask(uint8_t i);
#endif