diff --git a/Firmware/Marlin.h b/Firmware/Marlin.h index 19e5df57..58b3351d 100755 --- a/Firmware/Marlin.h +++ b/Firmware/Marlin.h @@ -445,9 +445,8 @@ void setup_uvlo_interrupt(); void setup_fan_interrupt(); #endif -//extern void recover_machine_state_after_power_panic(); -extern void recover_machine_state_after_power_panic(bool bTiny); -extern void restore_print_from_eeprom(); +extern bool recover_machine_state_after_power_panic(); +extern void restore_print_from_eeprom(bool mbl_was_active); extern void position_menu(); extern void print_world_coordinates(); diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp index 3fdff1a9..c2439d74 100755 --- a/Firmware/Marlin_main.cpp +++ b/Firmware/Marlin_main.cpp @@ -3838,6 +3838,17 @@ void process_commands() } else if(code_seen("FR")) { // PRUSA FR // Factory full reset factory_reset(0); + } else if(code_seen("MBL")) { // PRUSA MBL + // Change the MBL status without changing the logical Z position. + if(code_seen("V")) { + bool value = code_value_short(); + st_synchronize(); + if(value != mbl.active) { + mbl.active = value; + // Use plan_set_z_position to reset the physical values + plan_set_z_position(current_position[Z_AXIS]); + } + } //-// /* @@ -10492,15 +10503,11 @@ void uvlo_() tmc2130_set_current_r(E_AXIS, 20); #endif //TMC2130 - // Indicate that the interrupt has been triggered. - // SERIAL_ECHOLNPGM("UVLO"); - - // Read out the current Z motor microstep counter. This will be later used - // for reaching the zero full step before powering off. - uint16_t z_microsteps = 0; -#ifdef TMC2130 - z_microsteps = tmc2130_rd_MSCNT(Z_TMC2130_CS); -#endif //TMC2130 + // Stop all heaters + uint8_t saved_target_temperature_bed = target_temperature_bed; + uint8_t saved_target_temperature_ext = target_temperature[active_extruder]; + setAllTargetHotends(0); + setTargetBed(0); // Calculate the file position, from which to resume this print. long sd_position = sdpos_atomic; //atomic sd position of last command added in queue @@ -10525,40 +10532,52 @@ void uvlo_() feedrate_bckp = feedrate; } + // From this point on and up to the print recovery, Z should not move during X/Y travels and + // should be controlled precisely. Reset the MBL status before planner_abort_hard in order to + // get the physical Z for further manipulation. + bool mbl_was_active = mbl.active; + mbl.active = false; + // After this call, the planner queue is emptied and the current_position is set to a current logical coordinate. // The logical coordinate will likely differ from the machine coordinate if the skew calibration and mesh bed leveling // are in action. planner_abort_hard(); - // Store the current extruder position. + // Store the print logical Z position, which we need to recover (a slight error here would be + // recovered on the next Gcode instruction, while a physical location error would not) + float logical_z = current_position[Z_AXIS]; + if(mbl_was_active) logical_z -= mbl.get_z(st_get_position_mm(X_AXIS), st_get_position_mm(Y_AXIS)); + eeprom_update_float((float*)EEPROM_UVLO_CURRENT_POSITION_Z, logical_z); + + // Store the print E position before we lose track eeprom_update_float((float*)(EEPROM_UVLO_CURRENT_POSITION_E), current_position[E_AXIS]); eeprom_update_byte((uint8_t*)EEPROM_UVLO_E_ABS, axis_relative_modes[3]?0:1); // Clean the input command queue, inhibit serial processing using saved_printing cmdqueue_reset(); card.sdprinting = false; -// card.closefile(); saved_printing = true; // Enable stepper driver interrupt to move Z axis. This should be fine as the planner and // command queues are empty, SD card printing is disabled, usb is inhibited. sei(); - // retract - plan_buffer_line(current_position[X_AXIS], - current_position[Y_AXIS], - current_position[Z_AXIS], - current_position[E_AXIS] - default_retraction, - 95, active_extruder); + // Retract + current_position[E_AXIS] -= default_retraction; + plan_buffer_line_curposXYZE(95, active_extruder); st_synchronize(); disable_e0(); - // Move Z up and to the next 0th full step. - plan_buffer_line(current_position[X_AXIS], - current_position[Y_AXIS], - current_position[Z_AXIS] + UVLO_Z_AXIS_SHIFT + float((1024 - z_microsteps + 7) >> 4) / cs.axis_steps_per_unit[Z_AXIS], - current_position[E_AXIS] - default_retraction, - 40, active_extruder); + // Read out the current Z motor microstep counter to move the axis up towards + // a full step before powering off. NOTE: we need to ensure to schedule more + // than "dropsegments" steps in order to move (this is always the case here + // due to UVLO_Z_AXIS_SHIFT being used) + uint16_t z_res = tmc2130_get_res(Z_AXIS); + uint16_t z_microsteps = tmc2130_rd_MSCNT(Z_AXIS); + current_position[Z_AXIS] += float(1024 - z_microsteps) + / (z_res * cs.axis_steps_per_unit[Z_AXIS]) + + UVLO_Z_AXIS_SHIFT; + plan_buffer_line_curposXYZE(homing_feedrate[Z_AXIS]/60, active_extruder); st_synchronize(); disable_z(); @@ -10570,24 +10589,24 @@ void uvlo_() uint8_t ix = mesh_point % MESH_NUM_X_POINTS; // from 0 to MESH_NUM_X_POINTS - 1 uint8_t iy = mesh_point / MESH_NUM_X_POINTS; // Scale the z value to 1u resolution. - int16_t v = mbl.active ? int16_t(floor(mbl.z_values[iy][ix] * 1000.f + 0.5f)) : 0; + int16_t v = mbl_was_active ? int16_t(floor(mbl.z_values[iy][ix] * 1000.f + 0.5f)) : 0; eeprom_update_word((uint16_t*)(EEPROM_UVLO_MESH_BED_LEVELING_FULL +2*mesh_point), *reinterpret_cast(&v)); } - // Write the current Z motor microstep counter. This will be later used - // for reaching the zero full step before powering off. + // Write the _final_ Z position and motor microstep counter (unused). + eeprom_update_float((float*)EEPROM_UVLO_TINY_CURRENT_POSITION_Z, current_position[Z_AXIS]); + z_microsteps = tmc2130_rd_MSCNT(Z_AXIS); eeprom_update_word((uint16_t*)(EEPROM_UVLO_Z_MICROSTEPS), z_microsteps); // Store the current position. eeprom_update_float((float*)(EEPROM_UVLO_CURRENT_POSITION + 0), current_position[X_AXIS]); eeprom_update_float((float*)(EEPROM_UVLO_CURRENT_POSITION + 4), current_position[Y_AXIS]); - eeprom_update_float((float*)EEPROM_UVLO_CURRENT_POSITION_Z , current_position[Z_AXIS]); // Store the current feed rate, temperatures, fan speed and extruder multipliers (flow rates) eeprom_update_word((uint16_t*)EEPROM_UVLO_FEEDRATE, feedrate_bckp); eeprom_update_word((uint16_t*)EEPROM_UVLO_FEEDMULTIPLY, feedmultiply); - eeprom_update_byte((uint8_t*)EEPROM_UVLO_TARGET_HOTEND, target_temperature[active_extruder]); - eeprom_update_byte((uint8_t*)EEPROM_UVLO_TARGET_BED, target_temperature_bed); + eeprom_update_byte((uint8_t*)EEPROM_UVLO_TARGET_HOTEND, saved_target_temperature_ext); + eeprom_update_byte((uint8_t*)EEPROM_UVLO_TARGET_BED, saved_target_temperature_bed); eeprom_update_byte((uint8_t*)EEPROM_UVLO_FAN_SPEED, fanSpeed); eeprom_update_float((float*)(EEPROM_EXTRUDER_MULTIPLIER_0), extruder_multiplier[0]); #if EXTRUDERS > 1 @@ -10611,9 +10630,6 @@ void uvlo_() // Finaly store the "power outage" flag. if(sd_print) eeprom_update_byte((uint8_t*)EEPROM_UVLO, 1); - st_synchronize(); - printf_P(_N("stps%d\n"), tmc2130_rd_MSCNT(Z_AXIS)); - // Increment power failure counter eeprom_update_byte((uint8_t*)EEPROM_POWER_COUNT, eeprom_read_byte((uint8_t*)EEPROM_POWER_COUNT) + 1); eeprom_update_word((uint16_t*)EEPROM_POWER_COUNT_TOT, eeprom_read_word((uint16_t*)EEPROM_POWER_COUNT_TOT) + 1); @@ -10634,44 +10650,68 @@ void uvlo_() void uvlo_tiny() { -uint16_t z_microsteps=0; + unsigned long time_start = _millis(); + + // Conserve power as soon as possible. + disable_x(); + disable_y(); + disable_e0(); -// Conserve power as soon as possible. -disable_x(); -disable_y(); -disable_e0(); - #ifdef TMC2130 -tmc2130_set_current_h(Z_AXIS, 20); -tmc2130_set_current_r(Z_AXIS, 20); + tmc2130_set_current_h(Z_AXIS, 20); + tmc2130_set_current_r(Z_AXIS, 20); #endif //TMC2130 -// Read out the current Z motor microstep counter -#ifdef TMC2130 -z_microsteps=tmc2130_rd_MSCNT(Z_TMC2130_CS); -#endif //TMC2130 -planner_abort_hard(); + // Stop all heaters + setAllTargetHotends(0); + setTargetBed(0); -//save current position only in case, where the printer is moving on Z axis, which is only when EEPROM_UVLO is 1 -//EEPROM_UVLO is 1 after normal uvlo or after recover_print(), when the extruder is moving on Z axis after rehome -if(eeprom_read_byte((uint8_t*)EEPROM_UVLO)!=2){ - eeprom_update_float((float*)(EEPROM_UVLO_TINY_CURRENT_POSITION_Z), current_position[Z_AXIS]); - eeprom_update_word((uint16_t*)(EEPROM_UVLO_TINY_Z_MICROSTEPS),z_microsteps); -} + // When power is interrupted on the _first_ recovery an attempt can be made to raise the + // extruder, causing the Z position to change. Similarly, when recovering, the Z position is + // lowered. In such cases we cannot just save Z, we need to re-align the steppers to a fullstep. + // Disable MBL (if not already) to work with physical coordinates. + mbl.active = false; + planner_abort_hard(); -//after multiple power panics current Z axis is unknow -//in this case we set EEPROM_UVLO_TINY_CURRENT_POSITION_Z to last know position which is EEPROM_UVLO_CURRENT_POSITION_Z -if(eeprom_read_float((float*)EEPROM_UVLO_TINY_CURRENT_POSITION_Z) < 0.001f){ - eeprom_update_float((float*)(EEPROM_UVLO_TINY_CURRENT_POSITION_Z), eeprom_read_float((float*)EEPROM_UVLO_CURRENT_POSITION_Z)); - eeprom_update_word((uint16_t*)(EEPROM_UVLO_TINY_Z_MICROSTEPS), eeprom_read_word((uint16_t*)EEPROM_UVLO_Z_MICROSTEPS)); -} + // Allow for small roundoffs to be ignored + if(abs(current_position[Z_AXIS] - eeprom_read_float((float*)(EEPROM_UVLO_TINY_CURRENT_POSITION_Z))) >= 1.f/cs.axis_steps_per_unit[Z_AXIS]) + { + // Clean the input command queue, inhibit serial processing using saved_printing + cmdqueue_reset(); + card.sdprinting = false; + saved_printing = true; -// Finaly store the "power outage" flag. -eeprom_update_byte((uint8_t*)EEPROM_UVLO,2); + // Enable stepper driver interrupt to move Z axis. This should be fine as the planner and + // command queues are empty, SD card printing is disabled, usb is inhibited. + sei(); + + // The axis was moved: adjust Z as done on a regular UVLO. + uint16_t z_res = tmc2130_get_res(Z_AXIS); + uint16_t z_microsteps = tmc2130_rd_MSCNT(Z_AXIS); + current_position[Z_AXIS] += float(1024 - z_microsteps) + / (z_res * cs.axis_steps_per_unit[Z_AXIS]) + + UVLO_TINY_Z_AXIS_SHIFT; + plan_buffer_line_curposXYZE(homing_feedrate[Z_AXIS]/60, active_extruder); + st_synchronize(); + disable_z(); + + // Update Z position + eeprom_update_float((float*)(EEPROM_UVLO_TINY_CURRENT_POSITION_Z), current_position[Z_AXIS]); + + // Update the _final_ Z motor microstep counter (unused). + z_microsteps = tmc2130_rd_MSCNT(Z_AXIS); + eeprom_update_word((uint16_t*)(EEPROM_UVLO_Z_MICROSTEPS), z_microsteps); + } + + // Update the the "power outage" flag. + eeprom_update_byte((uint8_t*)EEPROM_UVLO,2); + + // Increment power failure counter + eeprom_update_byte((uint8_t*)EEPROM_POWER_COUNT, eeprom_read_byte((uint8_t*)EEPROM_POWER_COUNT) + 1); + eeprom_update_word((uint16_t*)EEPROM_POWER_COUNT_TOT, eeprom_read_word((uint16_t*)EEPROM_POWER_COUNT_TOT) + 1); + + printf_P(_N("UVLO_TINY - end %d\n"), _millis() - time_start); -// Increment power failure counter -eeprom_update_byte((uint8_t*)EEPROM_POWER_COUNT, eeprom_read_byte((uint8_t*)EEPROM_POWER_COUNT) + 1); -eeprom_update_word((uint16_t*)EEPROM_POWER_COUNT_TOT, eeprom_read_word((uint16_t*)EEPROM_POWER_COUNT_TOT) + 1); // burn all that residual power wdt_enable(WDTO_1S); WRITE(BEEPER,HIGH); @@ -10744,13 +10784,16 @@ void recover_print(uint8_t automatic) { lcd_update(2); lcd_setstatuspgm(_i("Recovering print "));////MSG_RECOVERING_PRINT c=20 r=1 - bool bTiny=(eeprom_read_byte((uint8_t*)EEPROM_UVLO)==2); - recover_machine_state_after_power_panic(bTiny); //recover position, temperatures and extrude_multipliers - // Lift the print head, so one may remove the excess priming material. - if(!bTiny&&(current_position[Z_AXIS]<25)) - enquecommand_P(PSTR("G1 Z25 F800")); + // Recover position, temperatures and extrude_multipliers + bool mbl_was_active = recover_machine_state_after_power_panic(); - // Home X and Y axes. Homing just X and Y shall not touch the babystep and the world2machine transformation status. + // Attempt to lift the print head on the first recovery, so one may remove the excess priming material. + bool raise_z = (eeprom_read_byte((uint8_t*)EEPROM_UVLO) == 1); + if(raise_z && (current_position[Z_AXIS]<25)) + enquecommand_P(PSTR("G1 Z25 F800")); + + // Home X and Y axes. Homing just X and Y shall not touch the babystep and the world2machine + // transformation status. G28 will not touch Z when MBL is off. enquecommand_P(PSTR("G28 X Y")); // Set the target bed and nozzle temperatures and wait. sprintf_P(cmd, PSTR("M104 S%d"), target_temperature[active_extruder]); @@ -10774,19 +10817,19 @@ void recover_print(uint8_t automatic) { printf_P(_N("After waiting for temp:\nCurrent pos X_AXIS:%.3f\nCurrent pos Y_AXIS:%.3f\n"), current_position[X_AXIS], current_position[Y_AXIS]); // Restart the print. - restore_print_from_eeprom(); + restore_print_from_eeprom(mbl_was_active); printf_P(_N("Current pos Z_AXIS:%.3f\nCurrent pos E_AXIS:%.3f\n"), current_position[Z_AXIS], current_position[E_AXIS]); } -void recover_machine_state_after_power_panic(bool bTiny) +bool recover_machine_state_after_power_panic() { - // 1) Recover the logical cordinates at the time of the power panic. - // The logical XY coordinates are needed to recover the machine Z coordinate corrected by the mesh bed leveling. - current_position[X_AXIS] = eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION + 0)); - current_position[Y_AXIS] = eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION + 4)); + // 1) Preset some dummy values for the XY axes + current_position[X_AXIS] = 0; + current_position[Y_AXIS] = 0; - // 2) Restore the mesh bed leveling offsets. This is 2*7*7=98 bytes, which takes 98*3.4us=333us in worst case. - mbl.active = false; + // 2) Restore the mesh bed leveling offsets, but not the MBL status. + // This is 2*7*7=98 bytes, which takes 98*3.4us=333us in worst case. + bool mbl_was_active = false; for (int8_t mesh_point = 0; mesh_point < MESH_NUM_X_POINTS * MESH_NUM_Y_POINTS; ++ mesh_point) { uint8_t ix = mesh_point % MESH_NUM_X_POINTS; // from 0 to MESH_NUM_X_POINTS - 1 uint8_t iy = mesh_point / MESH_NUM_X_POINTS; @@ -10794,26 +10837,13 @@ void recover_machine_state_after_power_panic(bool bTiny) int16_t v; eeprom_read_block(&v, (void*)(EEPROM_UVLO_MESH_BED_LEVELING_FULL+2*mesh_point), 2); if (v != 0) - mbl.active = true; + mbl_was_active = true; mbl.z_values[iy][ix] = float(v) * 0.001f; } - // Recover the logical coordinate of the Z axis at the time of the power panic. + // Recover the physical coordinate of the Z axis at the time of the power panic. // The current position after power panic is moved to the next closest 0th full step. - if(bTiny){ - current_position[Z_AXIS] = eeprom_read_float((float*)(EEPROM_UVLO_TINY_CURRENT_POSITION_Z)) - + float((1024 - eeprom_read_word((uint16_t*)(EEPROM_UVLO_TINY_Z_MICROSTEPS)) - + 7) >> 4) / cs.axis_steps_per_unit[Z_AXIS]; - - //after multiple power panics the print is slightly in the air so get it little bit down. - //Not exactly sure why is this happening, but it has something to do with bed leveling and world2machine coordinates - current_position[Z_AXIS] -= 0.4*mbl.get_z(current_position[X_AXIS], current_position[Y_AXIS]); - } - else{ - current_position[Z_AXIS] = eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION_Z)) + - UVLO_Z_AXIS_SHIFT + float((1024 - eeprom_read_word((uint16_t*)(EEPROM_UVLO_Z_MICROSTEPS)) - + 7) >> 4) / cs.axis_steps_per_unit[Z_AXIS]; - } + current_position[Z_AXIS] = eeprom_read_float((float*)(EEPROM_UVLO_TINY_CURRENT_POSITION_Z)); // Recover last E axis position current_position[E_AXIS] = eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION_E)); @@ -10832,17 +10862,13 @@ void recover_machine_state_after_power_panic(bool bTiny) // The baby stepping value is used to reset the physical Z axis when rehoming the Z axis. babystep_load(); - // 5) Set the physical positions from the logical positions using the world2machine transformation and the active bed leveling. + // 5) Set the physical positions from the logical positions using the world2machine transformation + // This is only done to inizialize Z/E axes with physical locations, since X/Y are unknown. plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]); - // 6) Power up the motors, mark their positions as known. - //FIXME Verfiy, whether the X and Y axes should be powered up here, as they will later be re-homed anyway. - axis_known_position[X_AXIS] = true; enable_x(); - axis_known_position[Y_AXIS] = true; enable_y(); - axis_known_position[Z_AXIS] = true; enable_z(); - - SERIAL_ECHOPGM("recover_machine_state_after_power_panic, initial "); - print_physical_coordinates(); + // 6) Power up the Z motors, mark their positions as known. + axis_known_position[Z_AXIS] = true; + enable_z(); // 7) Recover the target temperatures. target_temperature[active_extruder] = eeprom_read_byte((uint8_t*)EEPROM_UVLO_TARGET_HOTEND); @@ -10867,9 +10893,11 @@ void recover_machine_state_after_power_panic(bool bTiny) #ifdef LIN_ADVANCE extruder_advance_K = eeprom_read_float((float*)EEPROM_UVLO_LA_K); #endif + + return mbl_was_active; } -void restore_print_from_eeprom() { +void restore_print_from_eeprom(bool mbl_was_active) { int feedrate_rec; int feedmultiply_rec; uint8_t fan_speed_rec; @@ -10910,17 +10938,23 @@ void restore_print_from_eeprom() { enquecommand(cmd); uint32_t position = eeprom_read_dword((uint32_t*)(EEPROM_FILE_POSITION)); SERIAL_ECHOPGM("Position read from eeprom:"); - MYSERIAL.println(position); - // Move to the XY print position in logical coordinates, where the print has been killed. - strcpy_P(cmd, PSTR("G1 X")); strcat(cmd, ftostr32(eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION + 0)))); - strcat_P(cmd, PSTR(" Y")); strcat(cmd, ftostr32(eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION + 4)))); - strcat_P(cmd, PSTR(" F2000")); + MYSERIAL.println(position); + + // Move to the XY print position in logical coordinates, where the print has been killed, but + // without shifting Z along the way. This requires performing the move without mbl. + sprintf_P(cmd, PSTR("G1 X%f Y%f F2000"), + eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION + 0)), + eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION + 4))); enquecommand(cmd); - //moving on Z axis ahead, set EEPROM_UVLO to 1, so normal uvlo can fire - eeprom_update_byte((uint8_t*)EEPROM_UVLO,1); - // Move the Z axis down to the print, in logical coordinates. - strcpy_P(cmd, PSTR("G1 Z")); strcat(cmd, ftostr32(eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION_Z)))); + + // Enable MBL and switch to logical positioning + if (mbl_was_active) + enquecommand_P(PSTR("PRUSA MBL V1")); + + // Move the Z axis down to the print, in logical coordinates. + sprintf_P(cmd, PSTR("G1 Z%f"), eeprom_read_float((float*)(EEPROM_UVLO_CURRENT_POSITION_Z))); enquecommand(cmd); + // Unretract. sprintf_P(cmd, PSTR("G1 E%0.3f F2700"), default_retraction); enquecommand(cmd); diff --git a/Firmware/eeprom.h b/Firmware/eeprom.h index 5a9d7d81..c50dc94e 100644 --- a/Firmware/eeprom.h +++ b/Firmware/eeprom.h @@ -79,7 +79,7 @@ static_assert(sizeof(Sheets) == EEPROM_SHEETS_SIZEOF, "Sizeof(Sheets) is not EEP #define EEPROM_FAN_CHECK_ENABLED (EEPROM_UVLO_FAN_SPEED - 1) #define EEPROM_UVLO_MESH_BED_LEVELING (EEPROM_FAN_CHECK_ENABLED - 9*2) -#define EEPROM_UVLO_Z_MICROSTEPS (EEPROM_UVLO_MESH_BED_LEVELING - 2) +#define EEPROM_UVLO_Z_MICROSTEPS (EEPROM_UVLO_MESH_BED_LEVELING - 2) // uint16_t (could be removed) #define EEPROM_UVLO_E_ABS (EEPROM_UVLO_Z_MICROSTEPS - 1) #define EEPROM_UVLO_CURRENT_POSITION_E (EEPROM_UVLO_E_ABS - 4) //float for current position in E @@ -167,7 +167,7 @@ static_assert(sizeof(Sheets) == EEPROM_SHEETS_SIZEOF, "Sizeof(Sheets) is not EEP // #define EEPROM_UVLO_TINY_CURRENT_POSITION_Z (EEPROM_EXTRUDEMULTIPLY-4) // float -#define EEPROM_UVLO_TINY_Z_MICROSTEPS (EEPROM_UVLO_TINY_CURRENT_POSITION_Z-2) // uint16 +#define EEPROM_UVLO_TINY_Z_MICROSTEPS (EEPROM_UVLO_TINY_CURRENT_POSITION_Z-2) // uint16 (unused) // Sound Mode //#define EEPROM_SOUND_MODE (EEPROM_EXTRUDEMULTIPLY-1) // uint8 diff --git a/Firmware/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h b/Firmware/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h index 400d098f..53bfb4bf 100644 --- a/Firmware/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h +++ b/Firmware/variants/1_75mm_MK3-EINSy10a-E3Dv6full.h @@ -618,6 +618,10 @@ // The following example, 12 * (4 * 16 / 400) = 12 * 0.16mm = 1.92mm. //#define UVLO_Z_AXIS_SHIFT 1.92 #define UVLO_Z_AXIS_SHIFT 0.64 +// When powered off during PP recovery, the Z axis position can still be re-adjusted. In this case +// we just need to shift to the nearest fullstep, but we need a move which is at least +// "dropsegments" steps long. All the above rules still need to apply. +#define UVLO_TINY_Z_AXIS_SHIFT 0.16 // If power panic occured, and the current temperature is higher then target temperature before interrupt minus this offset, print will be recovered automatically. #define AUTOMATIC_UVLO_BED_TEMP_OFFSET 5 diff --git a/Firmware/variants/1_75mm_MK3S-EINSy10a-E3Dv6full.h b/Firmware/variants/1_75mm_MK3S-EINSy10a-E3Dv6full.h index 48ed9139..253fe0ec 100644 --- a/Firmware/variants/1_75mm_MK3S-EINSy10a-E3Dv6full.h +++ b/Firmware/variants/1_75mm_MK3S-EINSy10a-E3Dv6full.h @@ -620,7 +620,11 @@ // The following example, 12 * (4 * 16 / 400) = 12 * 0.16mm = 1.92mm. //#define UVLO_Z_AXIS_SHIFT 1.92 #define UVLO_Z_AXIS_SHIFT 0.64 -// If power panic occured, and the current temperature is higher then target temperature before interrupt minus this offset, print will be recovered automatically. +// When powered off during PP recovery, the Z axis position can still be re-adjusted. In this case +// we just need to shift to the nearest fullstep, but we need a move which is at least +// "dropsegments" steps long. All the above rules still need to apply. +#define UVLO_TINY_Z_AXIS_SHIFT 0.16 +// If power panic occured, and the current temperature is higher then target temperature before interrupt minus this offset, print will be recovered automatically. #define AUTOMATIC_UVLO_BED_TEMP_OFFSET 5 #define HEATBED_V2