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configuration_store.cpp
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configuration_store.cpp
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/**
* Marlin 3D Printer Firmware
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
* configuration_store.cpp
*
* Settings and EEPROM storage
*
* IMPORTANT: Whenever there are changes made to the variables stored in EEPROM
* in the functions below, also increment the version number. This makes sure that
* the default values are used whenever there is a change to the data, to prevent
* wrong data being written to the variables.
*
* ALSO: Variables in the Store and Retrieve sections must be in the same order.
* If a feature is disabled, some data must still be written that, when read,
* either sets a Sane Default, or results in No Change to the existing value.
*
*/
#define EEPROM_VERSION "V39"
// Change EEPROM version if these are changed:
#define EEPROM_OFFSET 100
/**
* V39 EEPROM Layout:
*
* 100 Version (char x4)
* 104 EEPROM CRC16 (uint16_t)
*
* 106 E_STEPPERS (uint8_t)
* 107 M92 XYZE planner.axis_steps_per_mm (float x4 ... x8)
* 123 M203 XYZE planner.max_feedrate_mm_s (float x4 ... x8)
* 139 M201 XYZE planner.max_acceleration_mm_per_s2 (uint32_t x4 ... x8)
* 155 M204 P planner.acceleration (float)
* 159 M204 R planner.retract_acceleration (float)
* 163 M204 T planner.travel_acceleration (float)
* 167 M205 S planner.min_feedrate_mm_s (float)
* 171 M205 T planner.min_travel_feedrate_mm_s (float)
* 175 M205 B planner.min_segment_time (ulong)
* 179 M205 X planner.max_jerk[X_AXIS] (float)
* 183 M205 Y planner.max_jerk[Y_AXIS] (float)
* 187 M205 Z planner.max_jerk[Z_AXIS] (float)
* 191 M205 E planner.max_jerk[E_AXIS] (float)
* 195 M206 XYZ home_offset (float x3)
* 207 M218 XYZ hotend_offset (float x3 per additional hotend)
*
* Global Leveling:
* 219 z_fade_height (float)
*
* MESH_BED_LEVELING: 43 bytes
* 223 M420 S from mbl.status (bool)
* 224 mbl.z_offset (float)
* 228 GRID_MAX_POINTS_X (uint8_t)
* 229 GRID_MAX_POINTS_Y (uint8_t)
* 230 G29 S3 XYZ z_values[][] (float x9, up to float x81) +288
*
* HAS_BED_PROBE: 4 bytes
* 266 M851 zprobe_zoffset (float)
*
* ABL_PLANAR: 36 bytes
* 270 planner.bed_level_matrix (matrix_3x3 = float x9)
*
* AUTO_BED_LEVELING_BILINEAR: 47 bytes
* 306 GRID_MAX_POINTS_X (uint8_t)
* 307 GRID_MAX_POINTS_Y (uint8_t)
* 308 bilinear_grid_spacing (int x2)
* 312 G29 L F bilinear_start (int x2)
* 316 z_values[][] (float x9, up to float x256) +988
*
* AUTO_BED_LEVELING_UBL: 6 bytes
* 324 G29 A ubl.state.active (bool)
* 325 G29 Z ubl.state.z_offset (float)
* 329 G29 S ubl.state.storage_slot (int8_t)
*
* DELTA: 48 bytes
* 348 M666 XYZ endstop_adj (float x3)
* 360 M665 R delta_radius (float)
* 364 M665 L delta_diagonal_rod (float)
* 368 M665 S delta_segments_per_second (float)
* 372 M665 B delta_calibration_radius (float)
* 376 M665 X delta_tower_angle_trim[A] (float)
* 380 M665 Y delta_tower_angle_trim[B] (float)
* --- M665 Z delta_tower_angle_trim[C] (float) is always 0.0
*
* Z_DUAL_ENDSTOPS: 48 bytes
* 348 M666 Z z_endstop_adj (float)
* --- dummy data (float x11)
*
* ULTIPANEL: 6 bytes
* 396 M145 S0 H lcd_preheat_hotend_temp (int x2)
* 400 M145 S0 B lcd_preheat_bed_temp (int x2)
* 404 M145 S0 F lcd_preheat_fan_speed (int x2)
*
* PIDTEMP: 66 bytes
* 408 M301 E0 PIDC Kp[0], Ki[0], Kd[0], Kc[0] (float x4)
* 424 M301 E1 PIDC Kp[1], Ki[1], Kd[1], Kc[1] (float x4)
* 440 M301 E2 PIDC Kp[2], Ki[2], Kd[2], Kc[2] (float x4)
* 456 M301 E3 PIDC Kp[3], Ki[3], Kd[3], Kc[3] (float x4)
* 472 M301 E4 PIDC Kp[3], Ki[3], Kd[3], Kc[3] (float x4)
* 488 M301 L lpq_len (int)
*
* PIDTEMPBED: 12 bytes
* 490 M304 PID thermalManager.bedKp, .bedKi, .bedKd (float x3)
*
* DOGLCD: 2 bytes
* 502 M250 C lcd_contrast (uint16_t)
*
* FWRETRACT: 29 bytes
* 504 M209 S autoretract_enabled (bool)
* 505 M207 S retract_length (float)
* 509 M207 W retract_length_swap (float)
* 513 M207 F retract_feedrate_mm_s (float)
* 517 M207 Z retract_zlift (float)
* 521 M208 S retract_recover_length (float)
* 525 M208 W retract_recover_length_swap (float)
* 529 M208 F retract_recover_feedrate_mm_s (float)
*
* Volumetric Extrusion: 21 bytes
* 533 M200 D volumetric_enabled (bool)
* 534 M200 T D filament_size (float x5) (T0..3)
*
* HAVE_TMC2130: 20 bytes
* 554 M906 X Stepper X current (uint16_t)
* 556 M906 Y Stepper Y current (uint16_t)
* 558 M906 Z Stepper Z current (uint16_t)
* 560 M906 X2 Stepper X2 current (uint16_t)
* 562 M906 Y2 Stepper Y2 current (uint16_t)
* 564 M906 Z2 Stepper Z2 current (uint16_t)
* 566 M906 E0 Stepper E0 current (uint16_t)
* 568 M906 E1 Stepper E1 current (uint16_t)
* 570 M906 E2 Stepper E2 current (uint16_t)
* 572 M906 E3 Stepper E3 current (uint16_t)
* 576 M906 E4 Stepper E4 current (uint16_t)
*
* LIN_ADVANCE: 8 bytes
* 580 M900 K extruder_advance_k (float)
* 584 M900 WHD advance_ed_ratio (float)
*
* HAS_MOTOR_CURRENT_PWM:
* 588 M907 X Stepper XY current (uint32_t)
* 592 M907 Z Stepper Z current (uint32_t)
* 596 M907 E Stepper E current (uint32_t)
*
* 600 Minimum end-point
* 1921 (600 + 36 + 9 + 288 + 988) Maximum end-point
*
* ========================================================================
* meshes_begin (between max and min end-point, directly above)
* -- MESHES --
* meshes_end
* -- MAT (Mesh Allocation Table) -- 128 bytes (placeholder size)
* mat_end = E2END (0xFFF)
*
*/
#include "configuration_store.h"
MarlinSettings settings;
#include "Marlin.h"
#include "language.h"
#include "endstops.h"
#include "planner.h"
#include "temperature.h"
#include "ultralcd.h"
#include "stepper.h"
#if ENABLED(INCH_MODE_SUPPORT) || (ENABLED(ULTIPANEL) && ENABLED(TEMPERATURE_UNITS_SUPPORT))
#include "gcode.h"
#endif
#if ENABLED(MESH_BED_LEVELING)
#include "mesh_bed_leveling.h"
#endif
#if ENABLED(HAVE_TMC2130)
#include "stepper_indirection.h"
#endif
#if ENABLED(AUTO_BED_LEVELING_UBL)
#include "ubl.h"
#endif
#if ENABLED(AUTO_BED_LEVELING_BILINEAR)
extern void refresh_bed_level();
#endif
/**
* Post-process after Retrieve or Reset
*/
void MarlinSettings::postprocess() {
// steps per s2 needs to be updated to agree with units per s2
planner.reset_acceleration_rates();
// Make sure delta kinematics are updated before refreshing the
// planner position so the stepper counts will be set correctly.
#if ENABLED(DELTA)
recalc_delta_settings(delta_radius, delta_diagonal_rod);
#endif
// Refresh steps_to_mm with the reciprocal of axis_steps_per_mm
// and init stepper.count[], planner.position[] with current_position
planner.refresh_positioning();
#if ENABLED(PIDTEMP)
thermalManager.updatePID();
#endif
calculate_volumetric_multipliers();
#if HAS_HOME_OFFSET || ENABLED(DUAL_X_CARRIAGE)
// Software endstops depend on home_offset
LOOP_XYZ(i) update_software_endstops((AxisEnum)i);
#endif
#if ENABLED(ENABLE_LEVELING_FADE_HEIGHT)
set_z_fade_height(planner.z_fade_height);
#endif
#if HAS_BED_PROBE
refresh_zprobe_zoffset();
#endif
#if ENABLED(AUTO_BED_LEVELING_BILINEAR)
refresh_bed_level();
//set_bed_leveling_enabled(leveling_is_on);
#endif
#if HAS_MOTOR_CURRENT_PWM
stepper.refresh_motor_power();
#endif
}
#if ENABLED(EEPROM_SETTINGS)
#define DUMMY_PID_VALUE 3000.0f
#define EEPROM_START() int eeprom_index = EEPROM_OFFSET
#define EEPROM_SKIP(VAR) eeprom_index += sizeof(VAR)
#define EEPROM_WRITE(VAR) write_data(eeprom_index, (uint8_t*)&VAR, sizeof(VAR), &working_crc)
#define EEPROM_READ(VAR) read_data(eeprom_index, (uint8_t*)&VAR, sizeof(VAR), &working_crc)
#define EEPROM_ASSERT(TST,ERR) if (!(TST)) do{ SERIAL_ERROR_START(); SERIAL_ERRORLNPGM(ERR); eeprom_read_error = true; }while(0)
const char version[4] = EEPROM_VERSION;
bool MarlinSettings::eeprom_error;
#if ENABLED(AUTO_BED_LEVELING_UBL)
int MarlinSettings::meshes_begin;
#endif
void MarlinSettings::write_data(int &pos, const uint8_t *value, uint16_t size, uint16_t *crc) {
if (eeprom_error) return;
while (size--) {
uint8_t * const p = (uint8_t * const)pos;
uint8_t v = *value;
// EEPROM has only ~100,000 write cycles,
// so only write bytes that have changed!
if (v != eeprom_read_byte(p)) {
eeprom_write_byte(p, v);
if (eeprom_read_byte(p) != v) {
SERIAL_ECHO_START();
SERIAL_ECHOLNPGM(MSG_ERR_EEPROM_WRITE);
eeprom_error = true;
return;
}
}
crc16(crc, &v, 1);
pos++;
value++;
};
}
void MarlinSettings::read_data(int &pos, uint8_t* value, uint16_t size, uint16_t *crc) {
if (eeprom_error) return;
do {
uint8_t c = eeprom_read_byte((unsigned char*)pos);
*value = c;
crc16(crc, &c, 1);
pos++;
value++;
} while (--size);
}
/**
* M500 - Store Configuration
*/
bool MarlinSettings::save() {
float dummy = 0.0f;
char ver[4] = "000";
uint16_t working_crc = 0;
EEPROM_START();
eeprom_error = false;
EEPROM_WRITE(ver); // invalidate data first
EEPROM_SKIP(working_crc); // Skip the checksum slot
working_crc = 0; // clear before first "real data"
const uint8_t esteppers = COUNT(planner.axis_steps_per_mm) - XYZ;
EEPROM_WRITE(esteppers);
EEPROM_WRITE(planner.axis_steps_per_mm);
EEPROM_WRITE(planner.max_feedrate_mm_s);
EEPROM_WRITE(planner.max_acceleration_mm_per_s2);
EEPROM_WRITE(planner.acceleration);
EEPROM_WRITE(planner.retract_acceleration);
EEPROM_WRITE(planner.travel_acceleration);
EEPROM_WRITE(planner.min_feedrate_mm_s);
EEPROM_WRITE(planner.min_travel_feedrate_mm_s);
EEPROM_WRITE(planner.min_segment_time);
EEPROM_WRITE(planner.max_jerk);
#if !HAS_HOME_OFFSET
const float home_offset[XYZ] = { 0 };
#endif
#if ENABLED(DELTA)
dummy = 0.0;
EEPROM_WRITE(dummy);
EEPROM_WRITE(dummy);
dummy = DELTA_HEIGHT + home_offset[Z_AXIS];
EEPROM_WRITE(dummy);
#else
EEPROM_WRITE(home_offset);
#endif
#if HOTENDS > 1
// Skip hotend 0 which must be 0
for (uint8_t e = 1; e < HOTENDS; e++)
LOOP_XYZ(i) EEPROM_WRITE(hotend_offset[i][e]);
#endif
//
// Global Leveling
//
#if ENABLED(ENABLE_LEVELING_FADE_HEIGHT)
const float zfh = planner.z_fade_height;
#else
const float zfh = 10.0;
#endif
EEPROM_WRITE(zfh);
//
// Mesh Bed Leveling
//
#if ENABLED(MESH_BED_LEVELING)
// Compile time test that sizeof(mbl.z_values) is as expected
static_assert(
sizeof(mbl.z_values) == GRID_MAX_POINTS * sizeof(mbl.z_values[0][0]),
"MBL Z array is the wrong size."
);
const bool leveling_is_on = TEST(mbl.status, MBL_STATUS_HAS_MESH_BIT);
const uint8_t mesh_num_x = GRID_MAX_POINTS_X, mesh_num_y = GRID_MAX_POINTS_Y;
EEPROM_WRITE(leveling_is_on);
EEPROM_WRITE(mbl.z_offset);
EEPROM_WRITE(mesh_num_x);
EEPROM_WRITE(mesh_num_y);
EEPROM_WRITE(mbl.z_values);
#else // For disabled MBL write a default mesh
const bool leveling_is_on = false;
dummy = 0.0f;
const uint8_t mesh_num_x = 3, mesh_num_y = 3;
EEPROM_WRITE(leveling_is_on);
EEPROM_WRITE(dummy); // z_offset
EEPROM_WRITE(mesh_num_x);
EEPROM_WRITE(mesh_num_y);
for (uint8_t q = mesh_num_x * mesh_num_y; q--;) EEPROM_WRITE(dummy);
#endif // MESH_BED_LEVELING
#if !HAS_BED_PROBE
const float zprobe_zoffset = 0;
#endif
EEPROM_WRITE(zprobe_zoffset);
//
// Planar Bed Leveling matrix
//
#if ABL_PLANAR
EEPROM_WRITE(planner.bed_level_matrix);
#else
dummy = 0.0;
for (uint8_t q = 9; q--;) EEPROM_WRITE(dummy);
#endif
//
// Bilinear Auto Bed Leveling
//
#if ENABLED(AUTO_BED_LEVELING_BILINEAR)
// Compile time test that sizeof(z_values) is as expected
static_assert(
sizeof(z_values) == GRID_MAX_POINTS * sizeof(z_values[0][0]),
"Bilinear Z array is the wrong size."
);
const uint8_t grid_max_x = GRID_MAX_POINTS_X, grid_max_y = GRID_MAX_POINTS_Y;
EEPROM_WRITE(grid_max_x); // 1 byte
EEPROM_WRITE(grid_max_y); // 1 byte
EEPROM_WRITE(bilinear_grid_spacing); // 2 ints
EEPROM_WRITE(bilinear_start); // 2 ints
EEPROM_WRITE(z_values); // 9-256 floats
#else
// For disabled Bilinear Grid write an empty 3x3 grid
const uint8_t grid_max_x = 3, grid_max_y = 3;
const int bilinear_start[2] = { 0 }, bilinear_grid_spacing[2] = { 0 };
dummy = 0.0f;
EEPROM_WRITE(grid_max_x);
EEPROM_WRITE(grid_max_y);
EEPROM_WRITE(bilinear_grid_spacing);
EEPROM_WRITE(bilinear_start);
for (uint16_t q = grid_max_x * grid_max_y; q--;) EEPROM_WRITE(dummy);
#endif // AUTO_BED_LEVELING_BILINEAR
#if ENABLED(AUTO_BED_LEVELING_UBL)
EEPROM_WRITE(ubl.state.active);
EEPROM_WRITE(ubl.state.z_offset);
EEPROM_WRITE(ubl.state.storage_slot);
#else
const bool ubl_active = false;
dummy = 0.0f;
const int8_t storage_slot = -1;
EEPROM_WRITE(ubl_active);
EEPROM_WRITE(dummy);
EEPROM_WRITE(storage_slot);
#endif // AUTO_BED_LEVELING_UBL
// 9 floats for DELTA / Z_DUAL_ENDSTOPS
#if ENABLED(DELTA)
EEPROM_WRITE(endstop_adj); // 3 floats
EEPROM_WRITE(delta_radius); // 1 float
EEPROM_WRITE(delta_diagonal_rod); // 1 float
EEPROM_WRITE(delta_segments_per_second); // 1 float
EEPROM_WRITE(delta_calibration_radius); // 1 float
EEPROM_WRITE(delta_tower_angle_trim); // 2 floats
dummy = 0.0f;
for (uint8_t q = 3; q--;) EEPROM_WRITE(dummy);
#elif ENABLED(Z_DUAL_ENDSTOPS)
EEPROM_WRITE(z_endstop_adj); // 1 float
dummy = 0.0f;
for (uint8_t q = 11; q--;) EEPROM_WRITE(dummy);
#else
dummy = 0.0f;
for (uint8_t q = 12; q--;) EEPROM_WRITE(dummy);
#endif
#if DISABLED(ULTIPANEL)
constexpr int lcd_preheat_hotend_temp[2] = { PREHEAT_1_TEMP_HOTEND, PREHEAT_2_TEMP_HOTEND },
lcd_preheat_bed_temp[2] = { PREHEAT_1_TEMP_BED, PREHEAT_2_TEMP_BED },
lcd_preheat_fan_speed[2] = { PREHEAT_1_FAN_SPEED, PREHEAT_2_FAN_SPEED };
#endif
EEPROM_WRITE(lcd_preheat_hotend_temp);
EEPROM_WRITE(lcd_preheat_bed_temp);
EEPROM_WRITE(lcd_preheat_fan_speed);
for (uint8_t e = 0; e < MAX_EXTRUDERS; e++) {
#if ENABLED(PIDTEMP)
if (e < HOTENDS) {
EEPROM_WRITE(PID_PARAM(Kp, e));
EEPROM_WRITE(PID_PARAM(Ki, e));
EEPROM_WRITE(PID_PARAM(Kd, e));
#if ENABLED(PID_EXTRUSION_SCALING)
EEPROM_WRITE(PID_PARAM(Kc, e));
#else
dummy = 1.0f; // 1.0 = default kc
EEPROM_WRITE(dummy);
#endif
}
else
#endif // !PIDTEMP
{
dummy = DUMMY_PID_VALUE; // When read, will not change the existing value
EEPROM_WRITE(dummy); // Kp
dummy = 0.0f;
for (uint8_t q = 3; q--;) EEPROM_WRITE(dummy); // Ki, Kd, Kc
}
} // Hotends Loop
#if DISABLED(PID_EXTRUSION_SCALING)
int lpq_len = 20;
#endif
EEPROM_WRITE(lpq_len);
#if DISABLED(PIDTEMPBED)
dummy = DUMMY_PID_VALUE;
for (uint8_t q = 3; q--;) EEPROM_WRITE(dummy);
#else
EEPROM_WRITE(thermalManager.bedKp);
EEPROM_WRITE(thermalManager.bedKi);
EEPROM_WRITE(thermalManager.bedKd);
#endif
#if !HAS_LCD_CONTRAST
const uint16_t lcd_contrast = 32;
#endif
EEPROM_WRITE(lcd_contrast);
#if ENABLED(FWRETRACT)
EEPROM_WRITE(autoretract_enabled);
EEPROM_WRITE(retract_length);
#if EXTRUDERS > 1
EEPROM_WRITE(retract_length_swap);
#else
dummy = 0.0f;
EEPROM_WRITE(dummy);
#endif
EEPROM_WRITE(retract_feedrate_mm_s);
EEPROM_WRITE(retract_zlift);
EEPROM_WRITE(retract_recover_length);
#if EXTRUDERS > 1
EEPROM_WRITE(retract_recover_length_swap);
#else
dummy = 0.0f;
EEPROM_WRITE(dummy);
#endif
EEPROM_WRITE(retract_recover_feedrate_mm_s);
#endif // FWRETRACT
EEPROM_WRITE(volumetric_enabled);
// Save filament sizes
for (uint8_t q = 0; q < MAX_EXTRUDERS; q++) {
if (q < COUNT(filament_size)) dummy = filament_size[q];
EEPROM_WRITE(dummy);
}
// Save TMC2130 Configuration, and placeholder values
uint16_t val;
#if ENABLED(HAVE_TMC2130)
#if ENABLED(X_IS_TMC2130)
val = stepperX.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(Y_IS_TMC2130)
val = stepperY.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(Z_IS_TMC2130)
val = stepperZ.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(X2_IS_TMC2130)
val = stepperX2.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(Y2_IS_TMC2130)
val = stepperY2.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(Z2_IS_TMC2130)
val = stepperZ2.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(E0_IS_TMC2130)
val = stepperE0.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(E1_IS_TMC2130)
val = stepperE1.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(E2_IS_TMC2130)
val = stepperE2.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(E3_IS_TMC2130)
val = stepperE3.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#if ENABLED(E4_IS_TMC2130)
val = stepperE4.getCurrent();
#else
val = 0;
#endif
EEPROM_WRITE(val);
#else
val = 0;
for (uint8_t q = 0; q < 11; ++q) EEPROM_WRITE(val);
#endif
//
// Linear Advance
//
#if ENABLED(LIN_ADVANCE)
EEPROM_WRITE(planner.extruder_advance_k);
EEPROM_WRITE(planner.advance_ed_ratio);
#else
dummy = 0.0f;
EEPROM_WRITE(dummy);
EEPROM_WRITE(dummy);
#endif
#if HAS_MOTOR_CURRENT_PWM
for (uint8_t q = 3; q--;) EEPROM_WRITE(stepper.motor_current_setting[q]);
#else
const uint32_t dummyui32 = 0;
for (uint8_t q = 3; q--;) EEPROM_WRITE(dummyui32);
#endif
if (!eeprom_error) {
const int eeprom_size = eeprom_index;
const uint16_t final_crc = working_crc;
// Write the EEPROM header
eeprom_index = EEPROM_OFFSET;
EEPROM_WRITE(version);
EEPROM_WRITE(final_crc);
// Report storage size
#if ENABLED(EEPROM_CHITCHAT)
SERIAL_ECHO_START();
SERIAL_ECHOPAIR("Settings Stored (", eeprom_size - (EEPROM_OFFSET));
SERIAL_ECHOPAIR(" bytes; crc ", final_crc);
SERIAL_ECHOLNPGM(")");
#endif
}
#if ENABLED(UBL_SAVE_ACTIVE_ON_M500)
if (ubl.state.storage_slot >= 0)
store_mesh(ubl.state.storage_slot);
#endif
return !eeprom_error;
}
/**
* M501 - Retrieve Configuration
*/
bool MarlinSettings::load() {
uint16_t working_crc = 0;
EEPROM_START();
char stored_ver[4];
EEPROM_READ(stored_ver);
uint16_t stored_crc;
EEPROM_READ(stored_crc);
// Version has to match or defaults are used
if (strncmp(version, stored_ver, 3) != 0) {
if (stored_ver[0] != 'V') {
stored_ver[0] = '?';
stored_ver[1] = '\0';
}
#if ENABLED(EEPROM_CHITCHAT)
SERIAL_ECHO_START();
SERIAL_ECHOPGM("EEPROM version mismatch ");
SERIAL_ECHOPAIR("(EEPROM=", stored_ver);
SERIAL_ECHOLNPGM(" Marlin=" EEPROM_VERSION ")");
#endif
reset();
}
else {
float dummy = 0;
working_crc = 0; //clear before reading first "real data"
// Number of esteppers may change
uint8_t esteppers;
EEPROM_READ(esteppers);
// Get only the number of E stepper parameters previously stored
// Any steppers added later are set to their defaults
const float def1[] = DEFAULT_AXIS_STEPS_PER_UNIT, def2[] = DEFAULT_MAX_FEEDRATE;
const uint32_t def3[] = DEFAULT_MAX_ACCELERATION;
float tmp1[XYZ + esteppers], tmp2[XYZ + esteppers];
uint32_t tmp3[XYZ + esteppers];
EEPROM_READ(tmp1);
EEPROM_READ(tmp2);
EEPROM_READ(tmp3);
LOOP_XYZE_N(i) {
planner.axis_steps_per_mm[i] = i < XYZ + esteppers ? tmp1[i] : def1[i < COUNT(def1) ? i : COUNT(def1) - 1];
planner.max_feedrate_mm_s[i] = i < XYZ + esteppers ? tmp2[i] : def2[i < COUNT(def2) ? i : COUNT(def2) - 1];
planner.max_acceleration_mm_per_s2[i] = i < XYZ + esteppers ? tmp3[i] : def3[i < COUNT(def3) ? i : COUNT(def3) - 1];
}
EEPROM_READ(planner.acceleration);
EEPROM_READ(planner.retract_acceleration);
EEPROM_READ(planner.travel_acceleration);
EEPROM_READ(planner.min_feedrate_mm_s);
EEPROM_READ(planner.min_travel_feedrate_mm_s);
EEPROM_READ(planner.min_segment_time);
EEPROM_READ(planner.max_jerk);
#if !HAS_HOME_OFFSET
float home_offset[XYZ];
#endif
EEPROM_READ(home_offset);
#if ENABLED(DELTA)
home_offset[X_AXIS] = 0.0;
home_offset[Y_AXIS] = 0.0;
home_offset[Z_AXIS] -= DELTA_HEIGHT;
#endif
#if HOTENDS > 1
// Skip hotend 0 which must be 0
for (uint8_t e = 1; e < HOTENDS; e++)
LOOP_XYZ(i) EEPROM_READ(hotend_offset[i][e]);
#endif
//
// Global Leveling
//
#if ENABLED(ENABLE_LEVELING_FADE_HEIGHT)
EEPROM_READ(planner.z_fade_height);
#else
EEPROM_READ(dummy);
#endif
//
// Mesh (Manual) Bed Leveling
//
bool leveling_is_on;
uint8_t mesh_num_x, mesh_num_y;
EEPROM_READ(leveling_is_on);
EEPROM_READ(dummy);
EEPROM_READ(mesh_num_x);
EEPROM_READ(mesh_num_y);
#if ENABLED(MESH_BED_LEVELING)
mbl.status = leveling_is_on ? _BV(MBL_STATUS_HAS_MESH_BIT) : 0;
mbl.z_offset = dummy;
if (mesh_num_x == GRID_MAX_POINTS_X && mesh_num_y == GRID_MAX_POINTS_Y) {
// EEPROM data fits the current mesh
EEPROM_READ(mbl.z_values);
}
else {
// EEPROM data is stale
mbl.reset();
for (uint16_t q = mesh_num_x * mesh_num_y; q--;) EEPROM_READ(dummy);
}
#else
// MBL is disabled - skip the stored data
for (uint16_t q = mesh_num_x * mesh_num_y; q--;) EEPROM_READ(dummy);
#endif // MESH_BED_LEVELING
#if !HAS_BED_PROBE
float zprobe_zoffset;
#endif
EEPROM_READ(zprobe_zoffset);
//
// Planar Bed Leveling matrix
//
#if ABL_PLANAR
EEPROM_READ(planner.bed_level_matrix);
#else
for (uint8_t q = 9; q--;) EEPROM_READ(dummy);
#endif
//
// Bilinear Auto Bed Leveling
//
uint8_t grid_max_x, grid_max_y;
EEPROM_READ(grid_max_x); // 1 byte
EEPROM_READ(grid_max_y); // 1 byte
#if ENABLED(AUTO_BED_LEVELING_BILINEAR)
if (grid_max_x == GRID_MAX_POINTS_X && grid_max_y == GRID_MAX_POINTS_Y) {
set_bed_leveling_enabled(false);
EEPROM_READ(bilinear_grid_spacing); // 2 ints
EEPROM_READ(bilinear_start); // 2 ints
EEPROM_READ(z_values); // 9 to 256 floats
}
else // EEPROM data is stale
#endif // AUTO_BED_LEVELING_BILINEAR
{
// Skip past disabled (or stale) Bilinear Grid data
int bgs[2], bs[2];
EEPROM_READ(bgs);
EEPROM_READ(bs);
for (uint16_t q = grid_max_x * grid_max_y; q--;) EEPROM_READ(dummy);
}
#if ENABLED(AUTO_BED_LEVELING_UBL)
EEPROM_READ(ubl.state.active);
EEPROM_READ(ubl.state.z_offset);
EEPROM_READ(ubl.state.storage_slot);
#else
bool dummyb;
uint8_t dummyui8;
EEPROM_READ(dummyb);
EEPROM_READ(dummy);
EEPROM_READ(dummyui8);
#endif // AUTO_BED_LEVELING_UBL
#if ENABLED(DELTA)
EEPROM_READ(endstop_adj); // 3 floats
EEPROM_READ(delta_radius); // 1 float
EEPROM_READ(delta_diagonal_rod); // 1 float
EEPROM_READ(delta_segments_per_second); // 1 float
EEPROM_READ(delta_calibration_radius); // 1 float
EEPROM_READ(delta_tower_angle_trim); // 2 floats
dummy = 0.0f;
for (uint8_t q=3; q--;) EEPROM_READ(dummy);
#elif ENABLED(Z_DUAL_ENDSTOPS)
EEPROM_READ(z_endstop_adj);
dummy = 0.0f;
for (uint8_t q=11; q--;) EEPROM_READ(dummy);
#else
dummy = 0.0f;
for (uint8_t q=12; q--;) EEPROM_READ(dummy);
#endif
#if DISABLED(ULTIPANEL)
int lcd_preheat_hotend_temp[2], lcd_preheat_bed_temp[2], lcd_preheat_fan_speed[2];
#endif
EEPROM_READ(lcd_preheat_hotend_temp);
EEPROM_READ(lcd_preheat_bed_temp);
EEPROM_READ(lcd_preheat_fan_speed);
//EEPROM_ASSERT(
// WITHIN(lcd_preheat_fan_speed, 0, 255),
// "lcd_preheat_fan_speed out of range"
//);
#if ENABLED(PIDTEMP)
for (uint8_t e = 0; e < MAX_EXTRUDERS; e++) {
EEPROM_READ(dummy); // Kp
if (e < HOTENDS && dummy != DUMMY_PID_VALUE) {
// do not need to scale PID values as the values in EEPROM are already scaled
PID_PARAM(Kp, e) = dummy;
EEPROM_READ(PID_PARAM(Ki, e));
EEPROM_READ(PID_PARAM(Kd, e));
#if ENABLED(PID_EXTRUSION_SCALING)
EEPROM_READ(PID_PARAM(Kc, e));
#else
EEPROM_READ(dummy);
#endif
}
else {
for (uint8_t q=3; q--;) EEPROM_READ(dummy); // Ki, Kd, Kc
}
}
#else // !PIDTEMP
// 4 x 4 = 16 slots for PID parameters
for (uint8_t q = MAX_EXTRUDERS * 4; q--;) EEPROM_READ(dummy); // Kp, Ki, Kd, Kc
#endif // !PIDTEMP
#if DISABLED(PID_EXTRUSION_SCALING)
int lpq_len;
#endif
EEPROM_READ(lpq_len);
#if ENABLED(PIDTEMPBED)
EEPROM_READ(dummy); // bedKp
if (dummy != DUMMY_PID_VALUE) {
thermalManager.bedKp = dummy;
EEPROM_READ(thermalManager.bedKi);
EEPROM_READ(thermalManager.bedKd);
}
#else
for (uint8_t q=3; q--;) EEPROM_READ(dummy); // bedKp, bedKi, bedKd
#endif
#if !HAS_LCD_CONTRAST
uint16_t lcd_contrast;
#endif
EEPROM_READ(lcd_contrast);
#if ENABLED(FWRETRACT)
EEPROM_READ(autoretract_enabled);
EEPROM_READ(retract_length);
#if EXTRUDERS > 1
EEPROM_READ(retract_length_swap);
#else
EEPROM_READ(dummy);
#endif
EEPROM_READ(retract_feedrate_mm_s);
EEPROM_READ(retract_zlift);
EEPROM_READ(retract_recover_length);
#if EXTRUDERS > 1
EEPROM_READ(retract_recover_length_swap);
#else
EEPROM_READ(dummy);
#endif
EEPROM_READ(retract_recover_feedrate_mm_s);
#endif // FWRETRACT
EEPROM_READ(volumetric_enabled);
for (uint8_t q = 0; q < MAX_EXTRUDERS; q++) {
EEPROM_READ(dummy);
if (q < COUNT(filament_size)) filament_size[q] = dummy;
}
uint16_t val;
#if ENABLED(HAVE_TMC2130)
EEPROM_READ(val);
#if ENABLED(X_IS_TMC2130)
stepperX.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(Y_IS_TMC2130)
stepperY.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(Z_IS_TMC2130)
stepperZ.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(X2_IS_TMC2130)
stepperX2.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(Y2_IS_TMC2130)
stepperY2.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(Z2_IS_TMC2130)
stepperZ2.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(E0_IS_TMC2130)
stepperE0.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(E1_IS_TMC2130)
stepperE1.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(E2_IS_TMC2130)
stepperE2.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(E3_IS_TMC2130)
stepperE3.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
EEPROM_READ(val);
#if ENABLED(E4_IS_TMC2130)
stepperE4.setCurrent(val, R_SENSE, HOLD_MULTIPLIER);
#endif
#else
for (uint8_t q = 0; q < 11; q++) EEPROM_READ(val);
#endif
//
// Linear Advance
//
#if ENABLED(LIN_ADVANCE)
EEPROM_READ(planner.extruder_advance_k);
EEPROM_READ(planner.advance_ed_ratio);
#else
EEPROM_READ(dummy);
EEPROM_READ(dummy);