//! @file //! @date Jun 10, 2019 //! @author Marek Bel //! @brief First layer (Z offset) calibration #include "first_lay_cal.h" #include "Configuration_prusa.h" #include "language.h" #include "Marlin.h" #include "mmu.h" #include //! @brief Preheat void lay1cal_preheat() { static const char cmd_preheat_0[] PROGMEM = "M107"; static const char cmd_preheat_1[] PROGMEM = "M190"; static const char cmd_preheat_2[] PROGMEM = "M109"; static const char cmd_preheat_4[] PROGMEM = "G28"; static const char cmd_preheat_5[] PROGMEM = "G92 E0.0"; const char * const preheat_cmd[] = { cmd_preheat_0, cmd_preheat_1, cmd_preheat_2, _T(MSG_M117_V2_CALIBRATION), cmd_preheat_4, cmd_preheat_5, }; for (uint8_t i = 0; i < (sizeof(preheat_cmd)/sizeof(preheat_cmd[0])); ++i) { enquecommand_P(preheat_cmd[i]); } } //! @brief Load filament //! @param cmd_buffer character buffer needed to format gcodes //! @param filament filament to use (applies for MMU only) void lay1cal_load_filament(char *cmd_buffer, uint8_t filament) { if (mmu_enabled) { enquecommand_P(PSTR("M83")); enquecommand_P(PSTR("G1 Y-3.0 F1000.0")); enquecommand_P(PSTR("G1 Z0.4 F1000.0")); sprintf_P(cmd_buffer, PSTR("T%d"), filament); enquecommand(cmd_buffer); } } //! @brief Print intro line void lay1cal_intro_line() { static const char cmd_intro_mmu_3[] PROGMEM = "G1 X55.0 E32.0 F1073.0"; static const char cmd_intro_mmu_4[] PROGMEM = "G1 X5.0 E32.0 F1800.0"; static const char cmd_intro_mmu_5[] PROGMEM = "G1 X55.0 E8.0 F2000.0"; static const char cmd_intro_mmu_6[] PROGMEM = "G1 Z0.3 F1000.0"; static const char cmd_intro_mmu_7[] PROGMEM = "G92 E0.0"; static const char cmd_intro_mmu_8[] PROGMEM = "G1 X240.0 E25.0 F2200.0"; static const char cmd_intro_mmu_9[] PROGMEM = "G1 Y-2.0 F1000.0"; static const char cmd_intro_mmu_10[] PROGMEM = "G1 X55.0 E25 F1400.0"; static const char cmd_intro_mmu_11[] PROGMEM = "G1 Z0.20 F1000.0"; static const char cmd_intro_mmu_12[] PROGMEM = "G1 X5.0 E4.0 F1000.0"; static const char * const intro_mmu_cmd[] PROGMEM = { cmd_intro_mmu_3, cmd_intro_mmu_4, cmd_intro_mmu_5, cmd_intro_mmu_6, cmd_intro_mmu_7, cmd_intro_mmu_8, cmd_intro_mmu_9, cmd_intro_mmu_10, cmd_intro_mmu_11, cmd_intro_mmu_12, }; if (mmu_enabled) { for (uint8_t i = 0; i < (sizeof(intro_mmu_cmd)/sizeof(intro_mmu_cmd[0])); ++i) { enquecommand_P(static_cast(pgm_read_ptr(&intro_mmu_cmd[i]))); } } else { enquecommand_P(PSTR("G1 X60.0 E9.0 F1000.0")); enquecommand_P(PSTR("G1 X100.0 E12.5 F1000.0")); } } //! @brief Setup for printing meander void lay1cal_before_meander() { static const char cmd_pre_meander_0[] PROGMEM = "G92 E0.0"; static const char cmd_pre_meander_1[] PROGMEM = "G21"; //set units to millimeters TODO unsupported command static const char cmd_pre_meander_2[] PROGMEM = "G90"; //use absolute coordinates static const char cmd_pre_meander_3[] PROGMEM = "M83"; //use relative distances for extrusion TODO: duplicate static const char cmd_pre_meander_4[] PROGMEM = "G1 E-1.50000 F2100.00000"; static const char cmd_pre_meander_5[] PROGMEM = "G1 Z5 F7200.000"; static const char cmd_pre_meander_6[] PROGMEM = "M204 S1000"; //set acceleration static const char cmd_pre_meander_7[] PROGMEM = "G1 F4000"; static const char * const cmd_pre_meander[] PROGMEM = { cmd_pre_meander_0, cmd_pre_meander_1, cmd_pre_meander_2, cmd_pre_meander_3, cmd_pre_meander_4, cmd_pre_meander_5, cmd_pre_meander_6, cmd_pre_meander_7, }; for (uint8_t i = 0; i < (sizeof(cmd_pre_meander)/sizeof(cmd_pre_meander[0])); ++i) { enquecommand_P(static_cast(pgm_read_ptr(&cmd_pre_meander[i]))); } } //! @brief Count extrude length //! //! @param layer_height layer height in mm //! @param extrusion_width extrusion width in mm //! @param extrusion_length extrusion length in mm //! @return filament length in mm which needs to be extruded to form line static constexpr float count_e(float layer_height, float extrusion_width, float extrusion_length) { return (extrusion_length * layer_height * extrusion_width / (M_PI * pow(1.75, 2) / 4)); } static const float width = 0.4; //!< line width static const float length = 20 - width; //!< line length static const float height = 0.2; //!< layer height TODO This is wrong, as current Z height is 0.15 mm static const float extr = count_e(height, width, length); //!< E axis movement needed to print line //! @brief Print meander //! @param cmd_buffer character buffer needed to format gcodes void lay1cal_meander(char *cmd_buffer) { static const char cmd_meander_0[] PROGMEM = "G1 X50 Y155"; static const char cmd_meander_1[] PROGMEM = "G1 Z0.150 F7200.000"; static const char cmd_meander_2[] PROGMEM = "G1 F1080"; static const char cmd_meander_3[] PROGMEM = "G1 X75 Y155 E2.5"; static const char cmd_meander_4[] PROGMEM = "G1 X100 Y155 E2"; static const char cmd_meander_5[] PROGMEM = "G1 X200 Y155 E2.62773"; static const char cmd_meander_6[] PROGMEM = "G1 X200 Y135 E0.66174"; static const char cmd_meander_7[] PROGMEM = "G1 X50 Y135 E3.62773"; static const char cmd_meander_8[] PROGMEM = "G1 X50 Y115 E0.49386"; static const char cmd_meander_9[] PROGMEM = "G1 X200 Y115 E3.62773"; static const char cmd_meander_10[] PROGMEM = "G1 X200 Y95 E0.49386"; static const char cmd_meander_11[] PROGMEM = "G1 X50 Y95 E3.62773"; static const char cmd_meander_12[] PROGMEM = "G1 X50 Y75 E0.49386"; static const char cmd_meander_13[] PROGMEM = "G1 X200 Y75 E3.62773"; static const char cmd_meander_14[] PROGMEM = "G1 X200 Y55 E0.49386"; static const char cmd_meander_15[] PROGMEM = "G1 X50 Y55 E3.62773"; static const char * const cmd_meander[] PROGMEM = { cmd_meander_0, cmd_meander_1, cmd_meander_2, cmd_meander_3, cmd_meander_4, cmd_meander_5, cmd_meander_6, cmd_meander_7, cmd_meander_8, cmd_meander_9, cmd_meander_10, cmd_meander_11, cmd_meander_12, cmd_meander_13, cmd_meander_14, cmd_meander_15, }; for (uint8_t i = 0; i < (sizeof(cmd_meander)/sizeof(cmd_meander[0])); ++i) { enquecommand_P(static_cast(pgm_read_ptr(&cmd_meander[i]))); } sprintf_P(cmd_buffer, PSTR("G1 X50 Y35 E%-.3f"), extr); enquecommand(cmd_buffer); } //! @brief Print square //! //! This function needs to be called 16 times for i from 0 to 15. //! //! @param cmd_buffer character buffer needed to format gcodes //! @param i iteration void lay1cal_square(char *cmd_buffer, uint8_t i) { const float extr_short_segment = count_e(height, width, width); static const char fmt1[] PROGMEM = "G1 X%d Y%-.2f E%-.3f"; static const char fmt2[] PROGMEM = "G1 Y%-.2f E%-.3f"; sprintf_P(cmd_buffer, fmt1, 70, (35 - i*width * 2), extr); enquecommand(cmd_buffer); sprintf_P(cmd_buffer, fmt2, (35 - (2 * i + 1)*width), extr_short_segment); enquecommand(cmd_buffer); sprintf_P(cmd_buffer, fmt1, 50, (35 - (2 * i + 1)*width), extr); enquecommand(cmd_buffer); sprintf_P(cmd_buffer, fmt2, (35 - (i + 1)*width * 2), extr_short_segment); enquecommand(cmd_buffer); }