void CardReader::unparseKeyLine(const char *key, char *value) {
if (!cardOK || !isFileOpen()) return;
file.writeError = false;
file.write(key);
if (file.writeError) {
ECHO_LM(ER, MSG_SD_ERR_WRITE_TO_FILE);
return;
}
file.writeError = false;
file.write("=");
if (file.writeError) {
ECHO_LM(ER, MSG_SD_ERR_WRITE_TO_FILE);
return;
}
file.writeError = false;
file.write(value);
if (file.writeError) {
ECHO_LM(ER, MSG_SD_ERR_WRITE_TO_FILE);
return;
}
file.writeError = false;
file.write("\n");
if (file.writeError) {
ECHO_LM(ER, MSG_SD_ERR_WRITE_TO_FILE);
return;
}
}
void CardReader::initsd() {
cardOK = false;
if (root.isOpen()) root.close();
#ifdef SDSLOW
#define SPI_SPEED SPI_HALF_SPEED
#else
#define SPI_SPEED SPI_FULL_SPEED
#endif
if (!card.init(SPI_SPEED,SDSS)
#if defined(LCD_SDSS) && (LCD_SDSS != SDSS)
&& !card.init(SPI_SPEED, LCD_SDSS)
#endif
) {
ECHO_LM(DB, MSG_SD_INIT_FAIL);
}
else if (!volume.init(&card)) {
ECHO_LM(ER, MSG_SD_VOL_INIT_FAIL);
}
else if (!root.openRoot(&volume)) {
ECHO_LM(ER, MSG_SD_OPENROOT_FAIL);
}
else {
cardOK = true;
ECHO_LM(DB, MSG_SD_CARD_OK);
}
workDir = root;
curDir = &root;
/*
if (!workDir.openRoot(&volume)) {
ECHO_EM(MSG_SD_WORKDIR_FAIL);
}
*/
}
void CardReader::initsd() {
cardOK = false;
if (root.isOpen()) root.close();
#if ENABLED(SDEXTRASLOW)
#define SPI_SPEED SPI_QUARTER_SPEED
#elif ENABLED(SDSLOW)
#define SPI_SPEED SPI_HALF_SPEED
#else
#define SPI_SPEED SPI_FULL_SPEED
#endif
if(!fat.begin(SDSS, SPI_SPEED)
#if defined(LCD_SDSS) && (LCD_SDSS != SDSS)
&& !fat.begin(LCD_SDSS, SPI_SPEED)
#endif
) {
ECHO_LM(ER, SERIAL_SD_INIT_FAIL);
}
else {
cardOK = true;
ECHO_LM(DB, SERIAL_SD_CARD_OK);
}
fat.chdir(true);
root = *fat.vwd();
workDir = root;
curDir = &root;
}
void ConfigSD_PrintSettings(bool forReplay) {
// Always have this function, even with SD_SETTINGS disabled, the current values will be shown
#if HAS(POWER_CONSUMPTION_SENSOR)
if (!forReplay) {
ECHO_LM(INFO, "Watt/h consumed:");
}
ECHO_LVM(INFO, power_consumption_hour," Wh");
#endif
if (!forReplay) {
ECHO_LM(INFO, "Power on time:");
}
char time[30];
unsigned int day = printer_usage_seconds / 60 / 60 / 24, hours = (printer_usage_seconds / 60 / 60) % 24, minutes = (printer_usage_seconds / 60) % 60;
sprintf_P(time, PSTR(" %i " MSG_END_DAY " %i " MSG_END_HOUR " %i " MSG_END_MINUTE), day, hours, minutes);
ECHO_LT(INFO, time);
if (!forReplay) {
ECHO_LM(INFO, "Filament printed:");
}
char lung[30];
unsigned int kmeter = (long)printer_usage_filament / 1000 / 1000,
meter = ((long)printer_usage_filament / 1000) % 1000,
centimeter = ((long)printer_usage_filament / 10) % 100,
millimeter = ((long)printer_usage_filament) % 10;
sprintf_P(lung, PSTR(" %i Km %i m %i cm %i mm"), kmeter, meter, centimeter, millimeter);
ECHO_LT(INFO, lung);
}
/**
* Configuration on SD card
*
* Author: Simone Primarosa
*
*/
void ConfigSD_ResetDefault() {
#if HAS(POWER_CONSUMPTION_SENSOR)
power_consumption_hour = 0;
#endif
print_job_counter.initStats();
ECHO_LM(OK, "Hardcoded SD Default Settings Loaded");
}
/**
* Configuration on SD card
*
* Author: Simone Primarosa
*
*/
void ConfigSD_ResetDefault() {
#if HAS(POWER_CONSUMPTION_SENSOR)
power_consumption_hour = 0;
#endif
printer_usage_seconds = 0;
printer_usage_filament = 0;
ECHO_LM(OK, "Hardcoded SD Default Settings Loaded");
}
bool NexUpload::_checkFile(void) {
ECHO_LMT(DB, "Start checkFile ", _file_name);
if (!card.selectFile(_file_name)) {
ECHO_LM(ER, "file is not exit");
return 0;
}
_unuploadByte = card.fileSize;
return 1;
}
void NexUpload::startUpload(void) {
if (!_checkFile()) {
ECHO_LM(ER, "The file is error");
return;
}
if (_getBaudrate() == 0) {
ECHO_LM(ER, "baudrate error");
return;
}
if (!_setUploadBaudrate(_upload_baudrate)) {
ECHO_LM(ER, "modify baudrate error");
return;
}
if (!_uploadTftFile()) {
ECHO_LM(ER, "upload file error");
return;
}
card.closeFile();
ECHO_LM(DB, "upload ok");
}
void _EEPROM_writeData(int& pos, uint8_t* value, uint8_t size) {
uint8_t c;
while(size--) {
eeprom_write_byte((unsigned char*)pos, *value);
c = eeprom_read_byte((unsigned char*)pos);
if (c != *value) {
ECHO_LM(ER, SERIAL_ERR_EEPROM_WRITE);
}
pos++;
value++;
};
}
void CardReader::write_command(char* buf) {
char* begin = buf;
char* npos = 0;
char* end = buf + strlen(buf) - 1;
file.writeError = false;
if ((npos = strchr(buf, 'N')) != NULL) {
begin = strchr(npos, ' ') + 1;
end = strchr(npos, '*') - 1;
}
end[1] = '\r';
end[2] = '\n';
end[3] = '\0';
file.write(begin);
if (file.writeError) {
ECHO_LM(ER, SERIAL_SD_ERR_WRITE_TO_FILE);
}
}
/**
* M502 - Reset Configuration
*/
void Config_ResetDefault() {
float tmp1[] = DEFAULT_AXIS_STEPS_PER_UNIT;
float tmp2[] = DEFAULT_MAX_FEEDRATE;
float tmp3[] = DEFAULT_MAX_ACCELERATION;
float tmp4[] = DEFAULT_RETRACT_ACCELERATION;
float tmp5[] = DEFAULT_EJERK;
float tmp6[] = DEFAULT_Kp;
float tmp7[] = DEFAULT_Ki;
float tmp8[] = DEFAULT_Kd;
float tmp9[] = DEFAULT_Kc;
#if ENABLED(HOTEND_OFFSET_X) && ENABLED(HOTEND_OFFSET_Y) && ENABLED(HOTEND_OFFSET_Z)
float tmp10[] = HOTEND_OFFSET_X;
float tmp11[] = HOTEND_OFFSET_Y;
float tmp12[] = HOTEND_OFFSET_Z;
#endif
#if MB(ALLIGATOR)
float tmp13[] = MOTOR_CURRENT;
for (int8_t i = 0; i < 3 + DRIVER_EXTRUDERS; i++)
motor_current[i] = tmp13[i];
#endif
for (int8_t i = 0; i < 3 + EXTRUDERS; i++) {
planner.axis_steps_per_mm[i] = tmp1[i];
planner.max_feedrate[i] = tmp2[i];
planner.max_acceleration_mm_per_s2[i] = tmp3[i];
}
for (int8_t i = 0; i < EXTRUDERS; i++) {
planner.retract_acceleration[i] = tmp4[i];
planner.max_e_jerk[i] = tmp5[i];
}
for (int8_t i = 0; i < HOTENDS; i++) {
#if ENABLED(HOTEND_OFFSET_X) && ENABLED(HOTEND_OFFSET_Y) && ENABLED(HOTEND_OFFSET_Z)
hotend_offset[X_AXIS][i] = tmp10[i];
hotend_offset[Y_AXIS][i] = tmp11[i];
hotend_offset[Z_AXIS][i] = tmp12[i];
#else
hotend_offset[X_AXIS][i] = 0;
hotend_offset[Y_AXIS][i] = 0;
hotend_offset[Z_AXIS][i] = 0;
#endif
}
#if MECH(SCARA)
for (int8_t i = 0; i < NUM_AXIS; i++) {
if (i < COUNT(axis_scaling))
axis_scaling[i] = 1;
}
#endif
// steps per sq second need to be updated to agree with the units per sq second
planner.reset_acceleration_rates();
planner.acceleration = DEFAULT_ACCELERATION;
planner.travel_acceleration = DEFAULT_TRAVEL_ACCELERATION;
planner.min_feedrate = DEFAULT_MINIMUMFEEDRATE;
planner.min_segment_time = DEFAULT_MINSEGMENTTIME;
planner.min_travel_feedrate = DEFAULT_MINTRAVELFEEDRATE;
planner.max_xy_jerk = DEFAULT_XYJERK;
planner.max_z_jerk = DEFAULT_ZJERK;
home_offset[X_AXIS] = home_offset[Y_AXIS] = home_offset[Z_AXIS] = 0;
#if ENABLED(MESH_BED_LEVELING)
mbl.reset();
#endif
#if HAS(BED_PROBE)
zprobe_zoffset = Z_PROBE_OFFSET_FROM_NOZZLE;
#endif
#if MECH(DELTA)
delta_radius = DEFAULT_DELTA_RADIUS;
delta_diagonal_rod = DELTA_DIAGONAL_ROD;
endstop_adj[0] = TOWER_A_ENDSTOP_ADJ;
endstop_adj[1] = TOWER_B_ENDSTOP_ADJ;
endstop_adj[2] = TOWER_C_ENDSTOP_ADJ;
tower_adj[0] = TOWER_A_POSITION_ADJ;
tower_adj[1] = TOWER_B_POSITION_ADJ;
tower_adj[2] = TOWER_C_POSITION_ADJ;
tower_adj[3] = TOWER_A_RADIUS_ADJ;
tower_adj[4] = TOWER_B_RADIUS_ADJ;
tower_adj[5] = TOWER_C_RADIUS_ADJ;
diagrod_adj[0] = TOWER_A_DIAGROD_ADJ;
diagrod_adj[1] = TOWER_B_DIAGROD_ADJ;
diagrod_adj[2] = TOWER_C_DIAGROD_ADJ;
#endif
#if ENABLED(ULTIPANEL)
plaPreheatHotendTemp = PLA_PREHEAT_HOTEND_TEMP;
plaPreheatHPBTemp = PLA_PREHEAT_HPB_TEMP;
plaPreheatFanSpeed = PLA_PREHEAT_FAN_SPEED;
absPreheatHotendTemp = ABS_PREHEAT_HOTEND_TEMP;
absPreheatHPBTemp = ABS_PREHEAT_HPB_TEMP;
absPreheatFanSpeed = ABS_PREHEAT_FAN_SPEED;
gumPreheatHotendTemp = GUM_PREHEAT_HOTEND_TEMP;
gumPreheatHPBTemp = GUM_PREHEAT_HPB_TEMP;
gumPreheatFanSpeed = GUM_PREHEAT_FAN_SPEED;
#endif
#if HAS(LCD_CONTRAST)
lcd_contrast = DEFAULT_LCD_CONTRAST;
#endif
#if ENABLED(PIDTEMP)
for (int8_t h = 0; h < HOTENDS; h++) {
Kp[h] = tmp6[h];
Ki[h] = scalePID_i(tmp7[h]);
Kd[h] = scalePID_d(tmp8[h]);
Kc[h] = tmp9[h];
}
#if ENABLED(PID_ADD_EXTRUSION_RATE)
lpq_len = 20; // default last-position-queue size
#endif
#endif // PIDTEMP
#if ENABLED(PIDTEMPBED)
bedKp = DEFAULT_bedKp;
bedKi = scalePID_i(DEFAULT_bedKi);
bedKd = scalePID_d(DEFAULT_bedKd);
#endif
#if ENABLED(PIDTEMPCHAMBER)
chamberKp = DEFAULT_chamberKp;
chamberKi = scalePID_i(DEFAULT_chamberKi);
chamberKd = scalePID_d(DEFAULT_chamberKd);
#endif
#if ENABLED(PIDTEMPCOOLER)
coolerKp = DEFAULT_coolerKp;
coolerKi = scalePID_i(DEFAULT_coolerKi);
coolerKd = scalePID_d(DEFAULT_coolerKd);
#endif
#if ENABLED(FWRETRACT)
autoretract_enabled = false;
retract_length = RETRACT_LENGTH;
#if EXTRUDERS > 1
retract_length_swap = RETRACT_LENGTH_SWAP;
#endif
retract_feedrate = RETRACT_FEEDRATE;
retract_zlift = RETRACT_ZLIFT;
retract_recover_length = RETRACT_RECOVER_LENGTH;
#if EXTRUDERS > 1
retract_recover_length_swap = RETRACT_RECOVER_LENGTH_SWAP;
#endif
retract_recover_feedrate = RETRACT_RECOVER_FEEDRATE;
#endif
volumetric_enabled = false;
#if ENABLED(IDLE_OOZING_PREVENT)
IDLE_OOZING_enabled = true;
#endif
Config_Postprocess();
ECHO_LM(DB, "Hardcoded Default Settings Loaded");
}
/**
* M501 - Retrieve Configuration
*/
void Config_RetrieveSettings() {
int i = EEPROM_OFFSET;
char stored_ver[6];
uint16_t stored_checksum;
EEPROM_READ_VAR(i, stored_ver);
EEPROM_READ_VAR(i, stored_checksum);
if (DEBUGGING(INFO)) {
ECHO_SMV(INFO, "Version: [", version);
ECHO_MV("] Stored version: [", stored_ver);
ECHO_EM("]");
}
if (strncmp(version, stored_ver, 5) != 0) {
Config_ResetDefault();
}
else {
float dummy = 0;
eeprom_checksum = 0; // clear before reading first "real data"
// version number match
EEPROM_READ_VAR(i, planner.axis_steps_per_mm);
EEPROM_READ_VAR(i, planner.max_feedrate);
EEPROM_READ_VAR(i, planner.max_acceleration_mm_per_s2);
EEPROM_READ_VAR(i, planner.acceleration);
EEPROM_READ_VAR(i, planner.retract_acceleration);
EEPROM_READ_VAR(i, planner.travel_acceleration);
EEPROM_READ_VAR(i, planner.min_feedrate);
EEPROM_READ_VAR(i, planner.min_travel_feedrate);
EEPROM_READ_VAR(i, planner.min_segment_time);
EEPROM_READ_VAR(i, planner.max_xy_jerk);
EEPROM_READ_VAR(i, planner.max_z_jerk);
EEPROM_READ_VAR(i, planner.max_e_jerk);
EEPROM_READ_VAR(i, home_offset);
EEPROM_READ_VAR(i, hotend_offset);
#if ENABLED(MESH_BED_LEVELING)
uint8_t mesh_num_x = 0, mesh_num_y = 0;
EEPROM_READ_VAR(i, mbl.status);
EEPROM_READ_VAR(i, mbl.z_offset);
EEPROM_READ_VAR(i, mesh_num_x);
EEPROM_READ_VAR(i, mesh_num_y);
EEPROM_READ_VAR(i, mbl.z_values);
#endif
#if HEATER_USES_AD595
EEPROM_READ_VAR(i, ad595_offset);
EEPROM_READ_VAR(i, ad595_gain);
for (int8_t h = 0; h < HOTENDS; h++)
if (ad595_gain[h] == 0) ad595_gain[h] == TEMP_SENSOR_AD595_GAIN;
#endif
#if MECH(DELTA)
EEPROM_READ_VAR(i, endstop_adj);
EEPROM_READ_VAR(i, delta_radius);
EEPROM_READ_VAR(i, delta_diagonal_rod);
EEPROM_READ_VAR(i, sw_endstop_max);
EEPROM_READ_VAR(i, tower_adj);
EEPROM_READ_VAR(i, diagrod_adj);
#endif //DELTA
#if HASNT(BED_PROBE)
float zprobe_zoffset = 0;
#endif
EEPROM_READ_VAR(i, zprobe_zoffset);
#if DISABLED(ULTIPANEL)
int plaPreheatHotendTemp, plaPreheatHPBTemp, plaPreheatFanSpeed,
absPreheatHotendTemp, absPreheatHPBTemp, absPreheatFanSpeed,
gumPreheatHotendTemp, gumPreheatHPBTemp, gumPreheatFanSpeed;
#endif
EEPROM_READ_VAR(i, plaPreheatHotendTemp);
EEPROM_READ_VAR(i, plaPreheatHPBTemp);
EEPROM_READ_VAR(i, plaPreheatFanSpeed);
EEPROM_READ_VAR(i, absPreheatHotendTemp);
EEPROM_READ_VAR(i, absPreheatHPBTemp);
EEPROM_READ_VAR(i, absPreheatFanSpeed);
EEPROM_READ_VAR(i, gumPreheatHotendTemp);
EEPROM_READ_VAR(i, gumPreheatHPBTemp);
EEPROM_READ_VAR(i, gumPreheatFanSpeed);
#if ENABLED(PIDTEMP)
for (int8_t h = 0; h < HOTENDS; h++) {
EEPROM_READ_VAR(i, PID_PARAM(Kp, h));
EEPROM_READ_VAR(i, PID_PARAM(Ki, h));
EEPROM_READ_VAR(i, PID_PARAM(Kd, h));
EEPROM_READ_VAR(i, PID_PARAM(Kc, h));
}
#endif // PIDTEMP
#if DISABLED(PID_ADD_EXTRUSION_RATE)
int lpq_len;
#endif
EEPROM_READ_VAR(i, lpq_len);
#if ENABLED(PIDTEMPBED)
EEPROM_READ_VAR(i, bedKp);
EEPROM_READ_VAR(i, bedKi);
EEPROM_READ_VAR(i, bedKd);
#endif
#if ENABLED(PIDTEMPCHAMBER)
EEPROM_READ_VAR(i, chamberKp);
EEPROM_READ_VAR(i, chamberKi);
EEPROM_READ_VAR(i, chamberKd);
#endif
#if ENABLED(PIDTEMPCOOLER)
EEPROM_READ_VAR(i, coolerKp);
EEPROM_READ_VAR(i, coolerKi);
EEPROM_READ_VAR(i, coolerKd);
#endif
#if HASNT(LCD_CONTRAST)
int lcd_contrast;
#endif
EEPROM_READ_VAR(i, lcd_contrast);
#if MECH(SCARA)
EEPROM_READ_VAR(i, axis_scaling); // 3 floats
#endif
#if ENABLED(FWRETRACT)
EEPROM_READ_VAR(i, autoretract_enabled);
EEPROM_READ_VAR(i, retract_length);
#if EXTRUDERS > 1
EEPROM_READ_VAR(i, retract_length_swap);
#else
EEPROM_READ_VAR(i, dummy);
#endif
EEPROM_READ_VAR(i, retract_feedrate);
EEPROM_READ_VAR(i, retract_zlift);
EEPROM_READ_VAR(i, retract_recover_length);
#if EXTRUDERS > 1
EEPROM_READ_VAR(i, retract_recover_length_swap);
#else
EEPROM_READ_VAR(i, dummy);
#endif
EEPROM_READ_VAR(i, retract_recover_feedrate);
#endif // FWRETRACT
EEPROM_READ_VAR(i, volumetric_enabled);
for (int8_t e = 0; e < EXTRUDERS; e++)
EEPROM_READ_VAR(i, filament_size[e]);
#if ENABLED(IDLE_OOZING_PREVENT)
EEPROM_READ_VAR(i, IDLE_OOZING_enabled);
#endif
#if MB(ALLIGATOR)
EEPROM_READ_VAR(i, motor_current);
#endif
if (eeprom_checksum == stored_checksum) {
Config_Postprocess();
ECHO_SV(DB, version);
ECHO_MV(" stored settings retrieved (", i);
ECHO_EM(" bytes)");
}
else {
ECHO_LM(ER, "EEPROM checksum mismatch");
Config_ResetDefault();
}
}
#if ENABLED(EEPROM_CHITCHAT)
Config_PrintSettings();
#endif
}
/**
* Print Configuration Settings - M503
*/
void Config_PrintSettings(bool forReplay) {
// Always have this function, even with EEPROM_SETTINGS disabled, the current values will be shown
if (!forReplay) {
ECHO_LM(CFG, "Steps per unit:");
}
ECHO_SMV(CFG, " M92 X", axis_steps_per_unit[X_AXIS]);
ECHO_MV(" Y", axis_steps_per_unit[Y_AXIS]);
ECHO_MV(" Z", axis_steps_per_unit[Z_AXIS]);
ECHO_EMV(" E", axis_steps_per_unit[E_AXIS]);
#if EXTRUDERS > 1
for (short i = 1; i < EXTRUDERS; i++) {
ECHO_SMV(CFG, " M92 T", i);
ECHO_EMV(" E", axis_steps_per_unit[E_AXIS + i]);
}
#endif //EXTRUDERS > 1
#if MECH(SCARA)
if (!forReplay) {
ECHO_LM(CFG, "Scaling factors:");
}
ECHO_SMV(CFG, " M365 X", axis_scaling[X_AXIS]);
ECHO_MV(" Y", axis_scaling[Y_AXIS]);
ECHO_EMV(" Z", axis_scaling[Z_AXIS]);
#endif // SCARA
if (!forReplay) {
ECHO_LM(CFG, "Maximum feedrates (mm/s):");
}
ECHO_SMV(CFG, " M203 X", max_feedrate[X_AXIS]);
ECHO_MV(" Y", max_feedrate[Y_AXIS] );
ECHO_MV(" Z", max_feedrate[Z_AXIS] );
ECHO_EMV(" E", max_feedrate[E_AXIS]);
#if EXTRUDERS > 1
for (short i = 1; i < EXTRUDERS; i++) {
ECHO_SMV(CFG, " M203 T", i);
ECHO_EMV(" E", max_feedrate[E_AXIS + i]);
}
#endif //EXTRUDERS > 1
if (!forReplay) {
ECHO_LM(CFG, "Maximum Acceleration (mm/s2):");
}
ECHO_SMV(CFG, " M201 X", max_acceleration_units_per_sq_second[X_AXIS] );
ECHO_MV(" Y", max_acceleration_units_per_sq_second[Y_AXIS] );
ECHO_MV(" Z", max_acceleration_units_per_sq_second[Z_AXIS] );
ECHO_EMV(" E", max_acceleration_units_per_sq_second[E_AXIS]);
#if EXTRUDERS > 1
for (int8_t i = 1; i < EXTRUDERS; i++) {
ECHO_SMV(CFG, " M201 T", i);
ECHO_EMV(" E", max_acceleration_units_per_sq_second[E_AXIS + i]);
}
#endif //EXTRUDERS > 1
ECHO_E;
if (!forReplay) {
ECHO_LM(CFG, "Accelerations: P=printing, V=travel and T* R=retract");
}
ECHO_SMV(CFG," M204 P", acceleration);
ECHO_EMV(" V", travel_acceleration);
#if EXTRUDERS > 0
for (int8_t i = 0; i < EXTRUDERS; i++) {
ECHO_SMV(CFG, " M204 T", i);
ECHO_EMV(" R", retract_acceleration[i]);
}
#endif
if (!forReplay) {
ECHO_LM(CFG, "Advanced variables: S=Min feedrate (mm/s), V=Min travel feedrate (mm/s), B=minimum segment time (ms), X=maximum XY jerk (mm/s), Z=maximum Z jerk (mm/s), E=maximum E jerk (mm/s)");
}
ECHO_SMV(CFG, " M205 S", minimumfeedrate );
ECHO_MV(" V", mintravelfeedrate );
ECHO_MV(" B", minsegmenttime );
ECHO_MV(" X", max_xy_jerk );
ECHO_MV(" Z", max_z_jerk);
ECHO_EMV(" E", max_e_jerk[0]);
#if (EXTRUDERS > 1)
for(int8_t i = 1; i < EXTRUDERS; i++) {
ECHO_SMV(CFG, " M205 T", i);
ECHO_EMV(" E" , max_e_jerk[i]);
}
#endif
if (!forReplay) {
ECHO_LM(CFG, "Home offset (mm):");
}
ECHO_SMV(CFG, " M206 X", home_offset[X_AXIS] );
ECHO_MV(" Y", home_offset[Y_AXIS] );
ECHO_EMV(" Z", home_offset[Z_AXIS] );
if (!forReplay) {
ECHO_LM(CFG, "Hotend offset (mm):");
}
for (int8_t h = 0; h < HOTENDS; h++) {
ECHO_SMV(CFG, " M218 T", h);
ECHO_MV(" X", hotend_offset[X_AXIS][h]);
ECHO_MV(" Y", hotend_offset[Y_AXIS][h]);
ECHO_EMV(" Z", hotend_offset[Z_AXIS][h]);
}
#if HEATER_USES_AD595
if (!forReplay) {
ECHO_LM(CFG, "AD595 Offset and Gain:");
}
for (int8_t h = 0; h < HOTENDS; h++) {
ECHO_SMV(CFG, " M595 T", h);
ECHO_MV(" O", ad595_offset[h]);
ECHO_EMV(", S", ad595_gain[h]);
}
#endif // HEATER_USES_AD595
#if MECH(DELTA)
if (!forReplay) {
ECHO_LM(CFG, "Delta Geometry adjustment:");
}
ECHO_SMV(CFG, " M666 A", tower_adj[0], 3);
ECHO_MV(" B", tower_adj[1], 3);
ECHO_MV(" C", tower_adj[2], 3);
ECHO_MV(" I", tower_adj[3], 3);
ECHO_MV(" J", tower_adj[4], 3);
ECHO_MV(" K", tower_adj[5], 3);
ECHO_MV(" U", diagrod_adj[0], 3);
ECHO_MV(" V", diagrod_adj[1], 3);
ECHO_MV(" W", diagrod_adj[2], 3);
ECHO_MV(" R", delta_radius);
ECHO_MV(" D", delta_diagonal_rod);
ECHO_EMV(" H", sw_endstop_max[2]);
if (!forReplay) {
ECHO_LM(CFG, "Endstop Offsets:");
}
ECHO_SMV(CFG, " M666 X", endstop_adj[X_AXIS]);
ECHO_MV(" Y", endstop_adj[Y_AXIS]);
ECHO_EMV(" Z", endstop_adj[Z_AXIS]);
if (!forReplay) {
ECHO_LM(CFG, "Z-Probe Offset:");
}
ECHO_SMV(CFG, " M666 P X", z_probe_offset[0]);
ECHO_MV(" Y", z_probe_offset[1]);
ECHO_EMV(" Z", z_probe_offset[2]);
#elif ENABLED(Z_DUAL_ENDSTOPS)
if (!forReplay) {
ECHO_LM(CFG, "Z2 Endstop adjustement (mm):");
}
ECHO_LMV(CFG, " M666 Z", z_endstop_adj );
#elif ENABLED(AUTO_BED_LEVELING_FEATURE)
if (!forReplay) {
ECHO_LM(CFG, "Z Probe offset (mm)");
}
ECHO_LMV(CFG, " M666 P", zprobe_zoffset);
#endif
#if ENABLED(ULTIPANEL)
if (!forReplay) {
ECHO_LM(CFG, "Material heatup parameters:");
}
ECHO_SMV(CFG, " M145 S0 H", plaPreheatHotendTemp);
ECHO_MV(" B", plaPreheatHPBTemp);
ECHO_MV(" F", plaPreheatFanSpeed);
ECHO_EM(" (Material PLA)");
ECHO_SMV(CFG, " M145 S1 H", absPreheatHotendTemp);
ECHO_MV(" B", absPreheatHPBTemp);
ECHO_MV(" F", absPreheatFanSpeed);
ECHO_EM(" (Material ABS)");
ECHO_SMV(CFG, " M145 S2 H", gumPreheatHotendTemp);
ECHO_MV(" B", gumPreheatHPBTemp);
ECHO_MV(" F", gumPreheatFanSpeed);
ECHO_EM(" (Material GUM)");
#endif // ULTIPANEL
#if ENABLED(PIDTEMP) || ENABLED(PIDTEMPBED)
if (!forReplay) {
ECHO_LM(CFG, "PID settings:");
}
#if ENABLED(PIDTEMP)
for (uint8_t h = 0; h < HOTENDS; h++) {
ECHO_SMV(CFG, " M301 H", h);
ECHO_MV(" P", PID_PARAM(Kp, h));
ECHO_MV(" I", unscalePID_i(PID_PARAM(Ki, h)));
ECHO_MV(" D", unscalePID_d(PID_PARAM(Kd, h)));
#if ENABLED(PID_ADD_EXTRUSION_RATE)
ECHO_MV(" C", PID_PARAM(Kc, h));
#endif
ECHO_E;
}
#if ENABLED(PID_ADD_EXTRUSION_RATE)
ECHO_SMV(CFG, " M301 L", lpq_len);
#endif
#endif
#if ENABLED(PIDTEMPBED)
ECHO_SMV(CFG, " M304 P", bedKp); // for compatibility with hosts, only echos values for E0
ECHO_MV(" I", unscalePID_i(bedKi));
ECHO_EMV(" D", unscalePID_d(bedKd));
#endif
#endif
#if ENABLED(FWRETRACT)
if (!forReplay) {
ECHO_LM(CFG, "Retract: S=Length (mm) F:Speed (mm/m) Z: ZLift (mm)");
}
ECHO_SMV(CFG, " M207 S", retract_length);
ECHO_MV(" F", retract_feedrate*60);
ECHO_EMV(" Z", retract_zlift);
if (!forReplay) {
ECHO_LM(CFG, "Recover: S=Extra length (mm) F:Speed (mm/m)");
}
ECHO_SMV(CFG, " M208 S", retract_recover_length);
ECHO_MV(" F", retract_recover_feedrate*60);
if (!forReplay) {
ECHO_LM(CFG, "Auto-Retract: S=0 to disable, 1 to interpret extrude-only moves as retracts or recoveries");
}
ECHO_LMV(CFG, " M209 S", autoretract_enabled);
#if EXTRUDERS > 1
if (!forReplay) {
ECHO_LM(CFG, "Multi-extruder settings:");
ECHO_LMV(CFG, " Swap retract length (mm): ", retract_length_swap);
ECHO_LMV(CFG, " Swap rec. addl. length (mm): ", retract_recover_length_swap);
}
#endif // EXTRUDERS > 1
#endif // FWRETRACT
if (volumetric_enabled) {
if (!forReplay) {
ECHO_LM(CFG, "Filament settings:");
}
ECHO_LMV(CFG, " M200 D", filament_size[0]);
#if EXTRUDERS > 1
ECHO_LMV(CFG, " M200 T1 D", filament_size[1]);
#if EXTRUDERS > 2
ECHO_LMV(CFG, " M200 T2 D", filament_size[2]);
#if EXTRUDERS > 3
ECHO_LMV(CFG, " M200 T3 D", filament_size[3]);
#endif
#endif
#endif
} else {
if (!forReplay) {
ECHO_LM(CFG, "Filament settings: Disabled");
}
}
#if MB(ALLIGATOR)
if (!forReplay) {
ECHO_LM(CFG, "Current:");
}
ECHO_SMV(CFG, " M906 X", motor_current[X_AXIS]);
ECHO_MV(" Y", motor_current[Y_AXIS]);
ECHO_MV(" Z", motor_current[Z_AXIS]);
ECHO_EMV(" E", motor_current[E_AXIS]);
#if DRIVER_EXTRUDERS > 1
for (uint8_t i = 1; i < DRIVER_EXTRUDERS; i++) {
ECHO_SMV(CFG, " M906 T", i);
ECHO_EMV(" E", motor_current[E_AXIS + i]);
}
#endif // DRIVER_EXTRUDERS > 1
#endif // ALLIGATOR
ConfigSD_PrintSettings(forReplay);
}
/**
* Reset Configuration Settings - M502
*/
void Config_ResetDefault() {
float tmp1[] = DEFAULT_AXIS_STEPS_PER_UNIT;
float tmp2[] = DEFAULT_MAX_FEEDRATE;
float tmp3[] = DEFAULT_MAX_ACCELERATION;
float tmp4[] = DEFAULT_RETRACT_ACCELERATION;
float tmp5[] = DEFAULT_EJERK;
#if ENABLED(PIDTEMP)
float tmp6[] = DEFAULT_Kp;
float tmp7[] = DEFAULT_Ki;
float tmp8[] = DEFAULT_Kd;
float tmp9[] = DEFAULT_Kc;
#endif // PIDTEMP
#if ENABLED(HOTEND_OFFSET_X) && ENABLED(HOTEND_OFFSET_Y) && ENABLED(HOTEND_OFFSET_Z)
float tmp10[] = HOTEND_OFFSET_X;
float tmp11[] = HOTEND_OFFSET_Y;
float tmp12[] = HOTEND_OFFSET_Z;
#else
float tmp10[] = {0};
float tmp11[] = {0};
float tmp12[] = {0};
#endif
#if MB(ALLIGATOR)
float tmp13[] = MOTOR_CURRENT;
#endif
for (int8_t i = 0; i < 3 + EXTRUDERS; i++) {
short max_i;
max_i = sizeof(tmp1) / sizeof(*tmp1);
if(i < max_i)
axis_steps_per_unit[i] = tmp1[i];
else
axis_steps_per_unit[i] = tmp1[max_i - 1];
max_i = sizeof(tmp2) / sizeof(*tmp2);
if(i < max_i)
max_feedrate[i] = tmp2[i];
else
max_feedrate[i] = tmp2[max_i - 1];
max_i = sizeof(tmp3) / sizeof(*tmp3);
if(i < max_i)
max_acceleration_units_per_sq_second[i] = tmp3[i];
else
max_acceleration_units_per_sq_second[i] = tmp3[max_i - 1];
if(i < EXTRUDERS) {
max_i = sizeof(tmp4) / sizeof(*tmp4);
if(i < max_i)
retract_acceleration[i] = tmp4[i];
else
retract_acceleration[i] = tmp4[max_i - 1];
max_i = sizeof(tmp5) / sizeof(*tmp5);
if(i < max_i)
max_e_jerk[i] = tmp5[i];
else
max_e_jerk[i] = tmp5[max_i - 1];
max_i = sizeof(tmp10) / sizeof(*tmp10);
if(i < max_i)
hotend_offset[X_AXIS][i] = tmp10[i];
else
hotend_offset[X_AXIS][i] = 0;
max_i = sizeof(tmp11) / sizeof(*tmp11);
if(i < max_i)
hotend_offset[Y_AXIS][i] = tmp11[i];
else
hotend_offset[Y_AXIS][i] = 0;
max_i = sizeof(tmp12) / sizeof(*tmp12);
if(i < max_i)
hotend_offset[Z_AXIS][i] = tmp12[i];
else
hotend_offset[Z_AXIS][i] = 0;
}
#if MB(ALLIGATOR)
max_i = sizeof(tmp13) / sizeof(*tmp13);
if(i < max_i)
motor_current[i] = tmp13[i];
else
motor_current[i] = tmp13[max_i - 1];
#endif
}
#if MECH(SCARA)
for (int8_t i = 0; i < NUM_AXIS; i++) {
if (i < COUNT(axis_scaling))
axis_scaling[i] = 1;
}
#endif
// steps per sq second need to be updated to agree with the units per sq second
reset_acceleration_rates();
acceleration = DEFAULT_ACCELERATION;
travel_acceleration = DEFAULT_TRAVEL_ACCELERATION;
minimumfeedrate = DEFAULT_MINIMUMFEEDRATE;
minsegmenttime = DEFAULT_MINSEGMENTTIME;
mintravelfeedrate = DEFAULT_MINTRAVELFEEDRATE;
max_xy_jerk = DEFAULT_XYJERK;
max_z_jerk = DEFAULT_ZJERK;
home_offset[X_AXIS] = home_offset[Y_AXIS] = home_offset[Z_AXIS] = 0;
#if ENABLED(AUTO_BED_LEVELING_FEATURE)
zprobe_zoffset = Z_PROBE_OFFSET_FROM_EXTRUDER;
#elif !MECH(DELTA)
zprobe_zoffset = 0;
#endif
#if MECH(DELTA)
delta_radius = DEFAULT_DELTA_RADIUS;
delta_diagonal_rod = DELTA_DIAGONAL_ROD;
endstop_adj[0] = TOWER_A_ENDSTOP_ADJ;
endstop_adj[1] = TOWER_B_ENDSTOP_ADJ;
endstop_adj[2] = TOWER_C_ENDSTOP_ADJ;
tower_adj[0] = TOWER_A_POSITION_ADJ;
tower_adj[1] = TOWER_B_POSITION_ADJ;
tower_adj[2] = TOWER_C_POSITION_ADJ;
tower_adj[3] = TOWER_A_RADIUS_ADJ;
tower_adj[4] = TOWER_B_RADIUS_ADJ;
tower_adj[5] = TOWER_C_RADIUS_ADJ;
diagrod_adj[0] = TOWER_A_DIAGROD_ADJ;
diagrod_adj[1] = TOWER_B_DIAGROD_ADJ;
diagrod_adj[2] = TOWER_C_DIAGROD_ADJ;
z_probe_offset[0] = X_PROBE_OFFSET_FROM_EXTRUDER;
z_probe_offset[1] = Y_PROBE_OFFSET_FROM_EXTRUDER;
z_probe_offset[2] = Z_PROBE_OFFSET_FROM_EXTRUDER;
set_delta_constants();
#endif
#if ENABLED(ULTIPANEL)
plaPreheatHotendTemp = PLA_PREHEAT_HOTEND_TEMP;
plaPreheatHPBTemp = PLA_PREHEAT_HPB_TEMP;
plaPreheatFanSpeed = PLA_PREHEAT_FAN_SPEED;
absPreheatHotendTemp = ABS_PREHEAT_HOTEND_TEMP;
absPreheatHPBTemp = ABS_PREHEAT_HPB_TEMP;
absPreheatFanSpeed = ABS_PREHEAT_FAN_SPEED;
gumPreheatHotendTemp = GUM_PREHEAT_HOTEND_TEMP;
gumPreheatHPBTemp = GUM_PREHEAT_HPB_TEMP;
gumPreheatFanSpeed = GUM_PREHEAT_FAN_SPEED;
#endif
#if HAS(LCD_CONTRAST)
lcd_contrast = DEFAULT_LCD_CONTRAST;
#endif
#if ENABLED(PIDTEMP)
for (int8_t h = 0; h < HOTENDS; h++) {
Kp[h] = tmp6[h];
Ki[h] = scalePID_i(tmp7[h]);
Kd[h] = scalePID_d(tmp8[h]);
Kc[h] = tmp9[h];
}
#if ENABLED(PID_ADD_EXTRUSION_RATE)
lpq_len = 20; // default last-position-queue size
#endif
// call updatePID (similar to when we have processed M301)
updatePID();
#endif // PIDTEMP
#if ENABLED(PIDTEMPBED)
bedKp = DEFAULT_bedKp;
bedKi = scalePID_i(DEFAULT_bedKi);
bedKd = scalePID_d(DEFAULT_bedKd);
#endif
#if ENABLED(FWRETRACT)
autoretract_enabled = false;
retract_length = RETRACT_LENGTH;
#if EXTRUDERS > 1
retract_length_swap = RETRACT_LENGTH_SWAP;
#endif
retract_feedrate = RETRACT_FEEDRATE;
retract_zlift = RETRACT_ZLIFT;
retract_recover_length = RETRACT_RECOVER_LENGTH;
#if EXTRUDERS > 1
retract_recover_length_swap = RETRACT_RECOVER_LENGTH_SWAP;
#endif
retract_recover_feedrate = RETRACT_RECOVER_FEEDRATE;
#endif
volumetric_enabled = false;
calculate_volumetric_multipliers();
#if ENABLED(IDLE_OOZING_PREVENT)
IDLE_OOZING_enabled = true;
#endif
ECHO_LM(DB, "Hardcoded Default Settings Loaded");
}
void lcd_init() {
HAL::delayMilliseconds(2000);
for (uint8_t i = 0; i < 10; i++) {
NextionON = nexInit();
if (NextionON) break;
delay(1000);
}
if (!NextionON) {
ECHO_LM(DB, "Nextion LCD not connected!");
}
else {
ECHO_LM(DB, "Nextion LCD connected!");
Pstart.attachPop(ExitPopCallback);
Exit1.attachPop(ExitPopCallback);
Exit3.attachPop(ExitPopCallback);
#if ENABLED(NEXTION_GFX)
gfx.color_set(VC_AXIS + X_AXIS, 63488);
gfx.color_set(VC_AXIS + Y_AXIS, 2016);
gfx.color_set(VC_AXIS + Z_AXIS, 31);
gfx.color_set(VC_MOVE, 2047);
gfx.color_set(VC_TOOL, 65535);
#endif
#if ENABLED(SDSUPPORT)
MSD1.attachPop(setpageSDPopCallback);
MSD3.attachPop(setpageSDPopCallback);
MSD5.attachPop(setpageSDPopCallback);
MSD6.attachPop(setpageSDPopCallback);
sdlist.attachPop(sdlistPopCallback);
ScrollUp.attachPop(sdlistPopCallback);
ScrollDown.attachPop(sdlistPopCallback);
Exit2.attachPop(ExitPopCallback);
NPlay.attachPop(PlayPausePopCallback);
NStop.attachPop(StopPopCallback);
#endif
#if HAS_TEMP_0
hot0.attachPop(hotPopCallback, &hot0);
#endif
#if HAS_TEMP_1
hot1.attachPop(hotPopCallback, &hot1);
#endif
#if HAS_TEMP_2 || HAS_TEMP_BED
hot2.attachPop(hotPopCallback, &hot2);
#endif
Fanpic.attachPop(setfanPopCallback, &Fanpic);
m11.attachPop(sethotPopCallback, &m11);
tup.attachPop(settempPopCallback, &tup);
tdown.attachPop(settempPopCallback, &tdown);
XYHome.attachPop(setmovePopCallback);
XYUp.attachPop(setmovePopCallback);
XYRight.attachPop(setmovePopCallback);
XYDown.attachPop(setmovePopCallback);
XYLeft.attachPop(setmovePopCallback);
ZHome.attachPop(setmovePopCallback);
ZUp.attachPop(setmovePopCallback);
ZDown.attachPop(setmovePopCallback);
SpeedOk.attachPop(ExitPopCallback);
Benter.attachPop(setgcodePopCallback);
startimer.enable();
}
}
void plan_buffer_line(const float& x, const float& y, const float& z, const float& e, float feed_rate, const uint8_t extruder, const uint8_t driver)
#endif // AUTO_BED_LEVELING_FEATURE
{
#if ENABLED(ZWOBBLE)
// Calculate ZWobble
zwobble.InsertCorrection(z);
#endif
#if ENABLED(HYSTERESIS)
// Calculate Hysteresis
hysteresis.InsertCorrection(x, y, z, e);
#endif
// Calculate the buffer head after we push this byte
int next_buffer_head = next_block_index(block_buffer_head);
// If the buffer is full: good! That means we are well ahead of the robot.
// Rest here until there is room in the buffer.
while (block_buffer_tail == next_buffer_head) idle();
#if ENABLED(AUTO_BED_LEVELING_FEATURE)
apply_rotation_xyz(plan_bed_level_matrix, x, y, z);
#endif
// The target position of the tool in absolute steps
// Calculate target position in absolute steps
//this should be done after the wait, because otherwise a M92 code within the gcode disrupts this calculation somehow
long target[NUM_AXIS];
target[X_AXIS] = lround(x * axis_steps_per_unit[X_AXIS]);
target[Y_AXIS] = lround(y * axis_steps_per_unit[Y_AXIS]);
target[Z_AXIS] = lround(z * axis_steps_per_unit[Z_AXIS]);
target[E_AXIS] = lround(e * axis_steps_per_unit[E_AXIS + extruder]);
// If changing extruder have to recalculate current position based on
// the steps-per-mm value for the new extruder.
#if EXTRUDERS > 1
if(last_extruder != extruder && axis_steps_per_unit[E_AXIS + extruder] !=
axis_steps_per_unit[E_AXIS + last_extruder]) {
float factor = float(axis_steps_per_unit[E_AXIS + extruder]) /
float(axis_steps_per_unit[E_AXIS + last_extruder]);
position[E_AXIS] = lround(position[E_AXIS] * factor);
}
#endif
long dx = target[X_AXIS] - position[X_AXIS],
dy = target[Y_AXIS] - position[Y_AXIS],
dz = target[Z_AXIS] - position[Z_AXIS],
de = target[E_AXIS] - position[E_AXIS];
#if MECH(COREXY)
long da = dx + COREX_YZ_FACTOR * dy;
long db = dx - COREX_YZ_FACTOR * dy;
#elif MECH(COREXZ)
long da = dx + COREX_YZ_FACTOR * dz;
long dc = dx - COREX_YZ_FACTOR * dz;
#endif
#if ENABLED(PREVENT_DANGEROUS_EXTRUDE)
if (de) {
#if ENABLED(NPR2)
if (extruder != 1)
#endif
{
if (degHotend(extruder) < extrude_min_temp && !(debugLevel & DEBUG_DRYRUN)) {
position[E_AXIS] = target[E_AXIS]; //behave as if the move really took place, but ignore E part
de = 0; // no difference
ECHO_LM(ER, SERIAL_ERR_COLD_EXTRUDE_STOP);
}
}
#if ENABLED(PREVENT_LENGTHY_EXTRUDE)
if (labs(de) > axis_steps_per_unit[E_AXIS + extruder] * (EXTRUDE_MAXLENGTH)) {
#if ENABLED(EASY_LOAD)
if (!allow_lengthy_extrude_once) {
#endif
position[E_AXIS] = target[E_AXIS]; // Behave as if the move really took place, but ignore E part
de = 0; // no difference
ECHO_LM(ER, SERIAL_ERR_LONG_EXTRUDE_STOP);
#if ENABLED(EASY_LOAD)
}
allow_lengthy_extrude_once = false;
#endif
}
#endif // PREVENT_LENGTHY_EXTRUDE
}
#endif // PREVENT_DANGEROUS_EXTRUDE
// Prepare to set up new block
block_t* block = &block_buffer[block_buffer_head];
// Mark block as not busy (Not executed by the stepper interrupt)
block->busy = false;
// Number of steps for each axis
#if MECH(COREXY)
// corexy planning
// these equations follow the form of the dA and dB equations on http://www.corexy.com/theory.html
block->steps[A_AXIS] = labs(da);
block->steps[B_AXIS] = labs(db);
block->steps[Z_AXIS] = labs(dz);
#elif MECH(COREXZ)
// corexz planning
block->steps[A_AXIS] = labs(da);
block->steps[Y_AXIS] = labs(dy);
block->steps[C_AXIS] = labs(dc);
#else
// default non-h-bot planning
block->steps[X_AXIS] = labs(dx);
block->steps[Y_AXIS] = labs(dy);
block->steps[Z_AXIS] = labs(dz);
#endif
block->steps[E_AXIS] = labs(de);
block->steps[E_AXIS] *= volumetric_multiplier[extruder];
block->steps[E_AXIS] *= extruder_multiplier[extruder];
block->steps[E_AXIS] /= 100;
block->step_event_count = max(block->steps[X_AXIS], max(block->steps[Y_AXIS], max(block->steps[Z_AXIS], block->steps[E_AXIS])));
// Bail if this is a zero-length block
if (block->step_event_count <= DROP_SEGMENTS) return;
block->fan_speed = fanSpeed;
#if ENABLED(BARICUDA)
block->valve_pressure = ValvePressure;
block->e_to_p_pressure = EtoPPressure;
#endif
// For a mixing extruder, get steps for each
#if ENABLED(COLOR_MIXING_EXTRUDER)
for (uint8_t i = 0; i < DRIVER_EXTRUDERS; i++)
block->mix_event_count[i] = block->step_event_count / mixing_factor[i];
#endif
// Add update block variables for LASER BEAM control
#if ENABLED(LASERBEAM)
block->laser_ttlmodulation = laser_ttl_modulation;
#endif
// Compute direction bits for this block
uint8_t dirb = 0;
#if MECH(COREXY)
if (dx < 0) SBI(dirb, X_HEAD); // Save the real Extruder (head) direction in X Axis
if (dy < 0) SBI(dirb, Y_HEAD); // ...and Y
if (dz < 0) SBI(dirb, Z_AXIS);
if (da < 0) SBI(dirb, A_AXIS); // Motor A direction
if (db < 0) SBI(dirb, B_AXIS); // Motor B direction
#elif MECH(COREXZ)
if (dx < 0) SBI(dirb, X_HEAD); // Save the real Extruder (head) direction in X Axis
if (dy < 0) SBI(dirb, Y_AXIS);
if (dz < 0) SBI(dirb, Z_HEAD); // ...and Z
if (da < 0) SBI(dirb, A_AXIS); // Motor A direction
if (dc < 0) SBI(dirb, C_AXIS); // Motor B direction
#else
if (dx < 0) SBI(dirb, X_AXIS);
if (dy < 0) SBI(dirb, Y_AXIS);
if (dz < 0) SBI(dirb, Z_AXIS);
#endif
if (de < 0) SBI(dirb, E_AXIS);
block->direction_bits = dirb;
block->active_driver = driver;
// Enable active axes
#if MECH(COREXY)
if (block->steps[A_AXIS] || block->steps[B_AXIS]) {
enable_x();
enable_y();
}
#if DISABLED(Z_LATE_ENABLE)
if (block->steps[Z_AXIS]) enable_z();
#endif
#elif MECH(COREXZ)
if (block->steps[A_AXIS] || block->steps[C_AXIS]) {
enable_x();
enable_z();
}
if (block->steps[Y_AXIS]) enable_y();
#else
if (block->steps[X_AXIS]) enable_x();
if (block->steps[Y_AXIS]) enable_y();
#if DISABLED(Z_LATE_ENABLE)
if (block->steps[Z_AXIS]) enable_z();
#endif
#endif
// Enable extruder(s)
if (block->steps[E_AXIS]) {
#if DISABLED(MKR4) && DISABLED(NPR2)
if (DISABLE_INACTIVE_EXTRUDER) { //enable only selected extruder
for (int i = 0; i < EXTRUDERS; i++)
if (g_uc_extruder_last_move[i] > 0) g_uc_extruder_last_move[i]--;
switch(extruder) {
case 0:
enable_e0();
g_uc_extruder_last_move[0] = (BLOCK_BUFFER_SIZE) * 2;
#if EXTRUDERS > 1
if (g_uc_extruder_last_move[1] == 0) disable_e1();
#if EXTRUDERS > 2
if (g_uc_extruder_last_move[2] == 0) disable_e2();
#if EXTRUDERS > 3
if (g_uc_extruder_last_move[3] == 0) disable_e3();
#if EXTRUDERS > 4
if (g_uc_extruder_last_move[4] == 0) disable_e4();
#if EXTRUDERS > 5
if (g_uc_extruder_last_move[5] == 0) disable_e5();
#endif
#endif
#endif
#endif
#endif
break;
#if EXTRUDERS > 1
case 1:
enable_e1();
g_uc_extruder_last_move[1] = (BLOCK_BUFFER_SIZE) * 2;
if (g_uc_extruder_last_move[0] == 0) disable_e0();
#if EXTRUDERS > 2
if (g_uc_extruder_last_move[2] == 0) disable_e2();
#if EXTRUDERS > 3
if (g_uc_extruder_last_move[3] == 0) disable_e3();
#if EXTRUDERS > 4
if (g_uc_extruder_last_move[4] == 0) disable_e4();
#if EXTRUDERS > 5
if (g_uc_extruder_last_move[5] == 0) disable_e5();
#endif
#endif
#endif
#endif
break;
#if EXTRUDERS > 2
case 2:
enable_e2();
g_uc_extruder_last_move[2] = (BLOCK_BUFFER_SIZE) * 2;
if (g_uc_extruder_last_move[0] == 0) disable_e0();
if (g_uc_extruder_last_move[1] == 0) disable_e1();
#if EXTRUDERS > 3
if (g_uc_extruder_last_move[3] == 0) disable_e3();
#if EXTRUDERS > 4
if (g_uc_extruder_last_move[4] == 0) disable_e4();
#if EXTRUDERS > 5
if (g_uc_extruder_last_move[5] == 0) disable_e5();
#endif
#endif
#endif
break;
#if EXTRUDERS > 3
case 3:
enable_e3();
g_uc_extruder_last_move[3] = (BLOCK_BUFFER_SIZE) * 2;
if (g_uc_extruder_last_move[0] == 0) disable_e0();
if (g_uc_extruder_last_move[1] == 0) disable_e1();
if (g_uc_extruder_last_move[2] == 0) disable_e2();
#if EXTRUDERS > 4
if (g_uc_extruder_last_move[4] == 0) disable_e4();
#if EXTRUDERS > 5
if (g_uc_extruder_last_move[5] == 0) disable_e5();
#endif
#endif
break;
#if EXTRUDERS > 4
case 4:
enable_e4();
g_uc_extruder_last_move[4] = (BLOCK_BUFFER_SIZE) * 2;
if (g_uc_extruder_last_move[0] == 0) disable_e0();
if (g_uc_extruder_last_move[1] == 0) disable_e1();
if (g_uc_extruder_last_move[2] == 0) disable_e2();
if (g_uc_extruder_last_move[3] == 0) disable_e3();
#if EXTRUDERS > 5
if (g_uc_extruder_last_move[5] == 0) disable_e5();
#endif
break;
#if EXTRUDERS > 5
case 4:
enable_e5();
g_uc_extruder_last_move[5] = (BLOCK_BUFFER_SIZE) * 2;
if (g_uc_extruder_last_move[0] == 0) disable_e0();
if (g_uc_extruder_last_move[1] == 0) disable_e1();
if (g_uc_extruder_last_move[2] == 0) disable_e2();
if (g_uc_extruder_last_move[3] == 0) disable_e3();
if (g_uc_extruder_last_move[4] == 0) disable_e4();
break;
#endif // EXTRUDERS > 5
#endif // EXTRUDERS > 4
#endif // EXTRUDERS > 3
#endif // EXTRUDERS > 2
#endif // EXTRUDERS > 1
}
}
else //enable all
{
enable_e0();
enable_e1();
enable_e2();
enable_e3();
enable_e4();
enable_e5();
}
#else //MKR4 or NPr2
switch(extruder)
{
case 0:
enable_e0();
break;
case 1:
enable_e1();
break;
case 2:
enable_e0();
break;
case 3:
enable_e1();
break;
}
#endif //!MKR4 && !NPR2
}
if (block->steps[E_AXIS])
NOLESS(feed_rate, minimumfeedrate);
else
NOLESS(feed_rate, mintravelfeedrate);
/**
* This part of the code calculates the total length of the movement.
* For cartesian bots, the X_AXIS is the real X movement and same for Y_AXIS.
* But for corexy bots, that is not true. The "X_AXIS" and "Y_AXIS" motors (that should be named to A_AXIS
* and B_AXIS) cannot be used for X and Y length, because A=X+Y and B=X-Y.
* So we need to create other 2 "AXIS", named X_HEAD and Y_HEAD, meaning the real displacement of the Head.
* Having the real displacement of the head, we can calculate the total movement length and apply the desired speed.
*/
#if MECH(COREXY)
float delta_mm[6];
delta_mm[X_HEAD] = dx / axis_steps_per_unit[A_AXIS];
delta_mm[Y_HEAD] = dy / axis_steps_per_unit[B_AXIS];
delta_mm[Z_AXIS] = dz / axis_steps_per_unit[Z_AXIS];
delta_mm[A_AXIS] = da / axis_steps_per_unit[A_AXIS];
delta_mm[B_AXIS] = db / axis_steps_per_unit[B_AXIS];
#elif MECH(COREXZ)
float delta_mm[6];
delta_mm[X_HEAD] = dx / axis_steps_per_unit[A_AXIS];
delta_mm[Y_AXIS] = dy / axis_steps_per_unit[Y_AXIS];
delta_mm[Z_HEAD] = dz / axis_steps_per_unit[C_AXIS];
delta_mm[A_AXIS] = da / axis_steps_per_unit[A_AXIS];
delta_mm[C_AXIS] = dc / axis_steps_per_unit[C_AXIS];
#else
float delta_mm[4];
delta_mm[X_AXIS] = dx / axis_steps_per_unit[X_AXIS];
delta_mm[Y_AXIS] = dy / axis_steps_per_unit[Y_AXIS];
delta_mm[Z_AXIS] = dz / axis_steps_per_unit[Z_AXIS];
#endif
delta_mm[E_AXIS] = (de / axis_steps_per_unit[E_AXIS + extruder]) * volumetric_multiplier[extruder] * extruder_multiplier[extruder] / 100.0;
if (block->steps[X_AXIS] <= DROP_SEGMENTS && block->steps[Y_AXIS] <= DROP_SEGMENTS && block->steps[Z_AXIS] <= DROP_SEGMENTS) {
block->millimeters = fabs(delta_mm[E_AXIS]);
}
else {
block->millimeters = sqrt(
#if MECH(COREXY)
square(delta_mm[X_HEAD]) + square(delta_mm[Y_HEAD]) + square(delta_mm[Z_AXIS])
#elif MECH(COREXZ)
square(delta_mm[X_HEAD]) + square(delta_mm[Y_AXIS]) + square(delta_mm[Z_HEAD])
#else
square(delta_mm[X_AXIS]) + square(delta_mm[Y_AXIS]) + square(delta_mm[Z_AXIS])
#endif
);
}
float inverse_millimeters = 1.0 / block->millimeters; // Inverse millimeters to remove multiple divides
// Calculate speed in mm/second for each axis. No divide by zero due to previous checks.
float inverse_second = feed_rate * inverse_millimeters;
int moves_queued = movesplanned();
// Slow down when the buffer starts to empty, rather than wait at the corner for a buffer refill
#if ENABLED(OLD_SLOWDOWN) || ENABLED(SLOWDOWN)
bool mq = moves_queued > 1 && moves_queued < (BLOCK_BUFFER_SIZE) / 2;
#if ENABLED(OLD_SLOWDOWN)
if (mq) feed_rate *= 2.0 * moves_queued / (BLOCK_BUFFER_SIZE);
#endif
#if ENABLED(SLOWDOWN)
// segment time im micro seconds
unsigned long segment_time = lround(1000000.0 / inverse_second);
if (mq) {
if (segment_time < minsegmenttime) {
// buffer is draining, add extra time. The amount of time added increases if the buffer is still emptied more.
inverse_second = 1000000.0 / (segment_time + lround(2 * (minsegmenttime - segment_time) / moves_queued));
#if ENABLED(XY_FREQUENCY_LIMIT)
segment_time = lround(1000000.0 / inverse_second);
#endif
}
}
#endif
#endif
block->nominal_speed = block->millimeters * inverse_second; // (mm/sec) Always > 0
block->nominal_rate = ceil(block->step_event_count * inverse_second); // (step/sec) Always > 0
#if ENABLED(FILAMENT_SENSOR)
//FMM update ring buffer used for delay with filament measurements
if (extruder == FILAMENT_SENSOR_EXTRUDER_NUM && delay_index2 > -1) { //only for extruder with filament sensor and if ring buffer is initialized
const int MMD = MAX_MEASUREMENT_DELAY + 1, MMD10 = MMD * 10;
delay_dist += delta_mm[E_AXIS]; // increment counter with next move in e axis
while (delay_dist >= MMD10) delay_dist -= MMD10; // loop around the buffer
while (delay_dist < 0) delay_dist += MMD10;
delay_index1 = delay_dist / 10.0; // calculate index
delay_index1 = constrain(delay_index1, 0, MAX_MEASUREMENT_DELAY); // (already constrained above)
if (delay_index1 != delay_index2) { // moved index
meas_sample = widthFil_to_size_ratio() - 100; // Subtract 100 to reduce magnitude - to store in a signed char
while (delay_index1 != delay_index2) {
// Increment and loop around buffer
if (++delay_index2 >= MMD) delay_index2 -= MMD;
delay_index2 = constrain(delay_index2, 0, MAX_MEASUREMENT_DELAY);
measurement_delay[delay_index2] = meas_sample;
}
}
}
#endif
// Calculate and limit speed in mm/sec for each axis
float current_speed[NUM_AXIS];
float speed_factor = 1.0; //factor <=1 do decrease speed
for (int i = 0; i < NUM_AXIS; i++) {
current_speed[i] = delta_mm[i] * inverse_second;
float cs = fabs(current_speed[i]), mf = max_feedrate[i];
if (cs > mf) speed_factor = min(speed_factor, mf / cs);
}
// Max segement time in us.
#if ENABLED(XY_FREQUENCY_LIMIT)
// Check and limit the xy direction change frequency
unsigned char direction_change = block->direction_bits ^ old_direction_bits;
old_direction_bits = block->direction_bits;
segment_time = lround((float)segment_time / speed_factor);
long xs0 = axis_segment_time[X_AXIS][0],
xs1 = axis_segment_time[X_AXIS][1],
xs2 = axis_segment_time[X_AXIS][2],
ys0 = axis_segment_time[Y_AXIS][0],
ys1 = axis_segment_time[Y_AXIS][1],
ys2 = axis_segment_time[Y_AXIS][2];
if (TEST(direction_change, X_AXIS)) {
xs2 = axis_segment_time[X_AXIS][2] = xs1;
xs1 = axis_segment_time[X_AXIS][1] = xs0;
xs0 = 0;
}
xs0 = axis_segment_time[X_AXIS][0] = xs0 + segment_time;
if (TEST(direction_change, Y_AXIS)) {
ys2 = axis_segment_time[Y_AXIS][2] = axis_segment_time[Y_AXIS][1];
ys1 = axis_segment_time[Y_AXIS][1] = axis_segment_time[Y_AXIS][0];
ys0 = 0;
}
ys0 = axis_segment_time[Y_AXIS][0] = ys0 + segment_time;
long max_x_segment_time = max(xs0, max(xs1, xs2)),
max_y_segment_time = max(ys0, max(ys1, ys2)),
min_xy_segment_time = min(max_x_segment_time, max_y_segment_time);
if (min_xy_segment_time < MAX_FREQ_TIME) {
float low_sf = speed_factor * min_xy_segment_time / (MAX_FREQ_TIME);
speed_factor = min(speed_factor, low_sf);
}
#endif // XY_FREQUENCY_LIMIT
// Correct the speed
if (speed_factor < 1.0) {
for (unsigned char i = 0; i < NUM_AXIS; i++) current_speed[i] *= speed_factor;
block->nominal_speed *= speed_factor;
block->nominal_rate *= speed_factor;
}
// Compute and limit the acceleration rate for the trapezoid generator.
float steps_per_mm = block->step_event_count / block->millimeters;
long bsx = block->steps[X_AXIS], bsy = block->steps[Y_AXIS], bsz = block->steps[Z_AXIS], bse = block->steps[E_AXIS];
if (bsx == 0 && bsy == 0 && bsz == 0) {
block->acceleration_st = ceil(retract_acceleration[extruder] * steps_per_mm); // convert to: acceleration steps/sec^2
}
else if (bse == 0) {
block->acceleration_st = ceil(travel_acceleration * steps_per_mm); // convert to: acceleration steps/sec^2
}
else {
block->acceleration_st = ceil(acceleration * steps_per_mm); // convert to: acceleration steps/sec^2
}
// Limit acceleration per axis
unsigned long acc_st = block->acceleration_st,
xsteps = axis_steps_per_sqr_second[X_AXIS],
ysteps = axis_steps_per_sqr_second[Y_AXIS],
zsteps = axis_steps_per_sqr_second[Z_AXIS],
esteps = axis_steps_per_sqr_second[E_AXIS + extruder];
if ((float)acc_st * bsx / block->step_event_count > xsteps) acc_st = xsteps;
if ((float)acc_st * bsy / block->step_event_count > ysteps) acc_st = ysteps;
if ((float)acc_st * bsz / block->step_event_count > zsteps) acc_st = zsteps;
if ((float)acc_st * bse / block->step_event_count > esteps) acc_st = esteps;
block->acceleration_st = acc_st;
block->acceleration = acc_st / steps_per_mm;
#ifdef __SAM3X8E__
block->acceleration_rate = (long)(acc_st * (4294967296.0 / (HAL_TIMER_RATE)));
#else
block->acceleration_rate = (long)(acc_st * 16777216.0 / (F_CPU / 8.0));
#endif
#if 0 // Use old jerk for now
// Compute path unit vector
double unit_vec[3];
unit_vec[X_AXIS] = delta_mm[X_AXIS] * inverse_millimeters;
unit_vec[Y_AXIS] = delta_mm[Y_AXIS] * inverse_millimeters;
unit_vec[Z_AXIS] = delta_mm[Z_AXIS] * inverse_millimeters;
// Compute maximum allowable entry speed at junction by centripetal acceleration approximation.
// Let a circle be tangent to both previous and current path line segments, where the junction
// deviation is defined as the distance from the junction to the closest edge of the circle,
// colinear with the circle center. The circular segment joining the two paths represents the
// path of centripetal acceleration. Solve for max velocity based on max acceleration about the
// radius of the circle, defined indirectly by junction deviation. This may be also viewed as
// path width or max_jerk in the previous grbl version. This approach does not actually deviate
// from path, but used as a robust way to compute cornering speeds, as it takes into account the
// nonlinearities of both the junction angle and junction velocity.
double vmax_junction = MINIMUM_PLANNER_SPEED; // Set default max junction speed
// Skip first block or when previous_nominal_speed is used as a flag for homing and offset cycles.
if ((block_buffer_head != block_buffer_tail) && (previous_nominal_speed > 0.0)) {
// Compute cosine of angle between previous and current path. (prev_unit_vec is negative)
// NOTE: Max junction velocity is computed without sin() or acos() by trig half angle identity.
double cos_theta = - previous_unit_vec[X_AXIS] * unit_vec[X_AXIS]
- previous_unit_vec[Y_AXIS] * unit_vec[Y_AXIS]
- previous_unit_vec[Z_AXIS] * unit_vec[Z_AXIS] ;
// Skip and use default max junction speed for 0 degree acute junction.
if (cos_theta < 0.95) {
vmax_junction = min(previous_nominal_speed, block->nominal_speed);
// Skip and avoid divide by zero for straight junctions at 180 degrees. Limit to min() of nominal speeds.
if (cos_theta > -0.95) {
// Compute maximum junction velocity based on maximum acceleration and junction deviation
double sin_theta_d2 = sqrt(0.5 * (1.0 - cos_theta)); // Trig half angle identity. Always positive.
vmax_junction = min(vmax_junction,
sqrt(block->acceleration * junction_deviation * sin_theta_d2 / (1.0 - sin_theta_d2)));
}
}
}
#endif
// Start with a safe speed
float vmax_junction = max_xy_jerk / 2;
float vmax_junction_factor = 1.0;
float mz2 = max_z_jerk / 2, me2 = max_e_jerk[extruder] / 2;
float csz = current_speed[Z_AXIS], cse = current_speed[E_AXIS];
if (fabs(csz) > mz2) vmax_junction = min(vmax_junction, mz2);
if (fabs(cse) > me2) vmax_junction = min(vmax_junction, me2);
vmax_junction = min(vmax_junction, block->nominal_speed);
float safe_speed = vmax_junction;
if ((moves_queued > 1) && (previous_nominal_speed > 0.0001)) {
float dsx = current_speed[X_AXIS] - previous_speed[X_AXIS],
dsy = current_speed[Y_AXIS] - previous_speed[Y_AXIS],
dsz = fabs(csz - previous_speed[Z_AXIS]),
dse = fabs(cse - previous_speed[E_AXIS]),
jerk = sqrt(dsx * dsx + dsy * dsy);
// if ((fabs(previous_speed[X_AXIS]) > 0.0001) || (fabs(previous_speed[Y_AXIS]) > 0.0001)) {
vmax_junction = block->nominal_speed;
// }
if (jerk > max_xy_jerk) vmax_junction_factor = max_xy_jerk / jerk;
if (dsz > max_z_jerk) vmax_junction_factor = min(vmax_junction_factor, max_z_jerk / dsz);
if (dse > max_e_jerk[extruder]) vmax_junction_factor = min(vmax_junction_factor, max_e_jerk[extruder] / dse);
vmax_junction = min(previous_nominal_speed, vmax_junction * vmax_junction_factor); // Limit speed to max previous speed
}
block->max_entry_speed = vmax_junction;
// Initialize block entry speed. Compute based on deceleration to user-defined MINIMUM_PLANNER_SPEED.
double v_allowable = max_allowable_speed(-block->acceleration, MINIMUM_PLANNER_SPEED, block->millimeters);
block->entry_speed = min(vmax_junction, v_allowable);
// Initialize planner efficiency flags
// Set flag if block will always reach maximum junction speed regardless of entry/exit speeds.
// If a block can de/ac-celerate from nominal speed to zero within the length of the block, then
// the current block and next block junction speeds are guaranteed to always be at their maximum
// junction speeds in deceleration and acceleration, respectively. This is due to how the current
// block nominal speed limits both the current and next maximum junction speeds. Hence, in both
// the reverse and forward planners, the corresponding block junction speed will always be at the
// the maximum junction speed and may always be ignored for any speed reduction checks.
block->nominal_length_flag = (block->nominal_speed <= v_allowable);
block->recalculate_flag = true; // Always calculate trapezoid for new block
// Update previous path unit_vector and nominal speed
memcpy(previous_speed, current_speed, sizeof(previous_speed)); // previous_speed[] = current_speed[]
previous_nominal_speed = block->nominal_speed;
#if ENABLED(ADVANCE)
// Calculate advance rate
if (!bse || (!bsx && !bsy && !bsz)) {
block->advance_rate = 0;
block->advance = 0;
}
else {
long acc_dist = estimate_acceleration_distance(0, block->nominal_rate, block->acceleration_st);
float advance = (STEPS_PER_CUBIC_MM_E * EXTRUDER_ADVANCE_K) * (cse * cse * EXTRUSION_AREA * EXTRUSION_AREA) * 256;
block->advance = advance;
block->advance_rate = acc_dist ? advance / (float)acc_dist : 0;
}
/*
ECHO_SMV(OK, "advance :", block->advance/256);
ECHO_EMV("advance rate :", block->advance_rate/256);
*/
#endif // ADVANCE
calculate_trapezoid_for_block(block, block->entry_speed / block->nominal_speed, safe_speed / block->nominal_speed);
// Move buffer head
block_buffer_head = next_buffer_head;
// Update position
memcpy(position, target, sizeof(target)); // position[] = target[]
planner_recalculate();
st_wake_up();
} // plan_buffer_line()
void PID_autotune(float temp, int hotend, int ncycles) {
float input = 0.0;
int cycles = 0;
bool heating = true;
millis_t temp_ms = millis(), t1 = temp_ms, t2 = temp_ms;
long t_high = 0, t_low = 0;
long bias, d;
float Ku, Tu;
float Kp_temp, Ki_temp, Kd_temp;
float max = 0, min = 10000;
#if HAS_AUTO_FAN
millis_t next_auto_fan_check_ms = temp_ms + 2500;
#endif
if (hotend >= HOTENDS
#if !HAS_TEMP_BED
|| hotend < 0
#endif
) {
ECHO_LM(ER, MSG_PID_BAD_EXTRUDER_NUM);
return;
}
ECHO_LM(DB, MSG_PID_AUTOTUNE_START);
if (hotend < 0) {
ECHO_SM(DB, "BED");
}
else {
ECHO_SMV(DB, "Hotend: ", hotend);
}
ECHO_MV(" Temp: ", temp);
ECHO_EMV(" Cycles: ", ncycles);
disable_all_heaters(); // switch off all heaters.
if (hotend < 0)
soft_pwm_bed = bias = d = MAX_BED_POWER / 2;
else
soft_pwm[hotend] = bias = d = PID_MAX / 2;
// PID Tuning loop
for (;;) {
millis_t ms = millis();
if (temp_meas_ready) { // temp sample ready
updateTemperaturesFromRawValues();
input = (hotend<0)?current_temperature_bed:current_temperature[hotend];
max = max(max, input);
min = min(min, input);
#if HAS_AUTO_FAN
if (ms > next_auto_fan_check_ms) {
checkExtruderAutoFans();
next_auto_fan_check_ms = ms + 2500;
}
#endif
if (heating && input > temp) {
if (ms > t2 + 5000) {
heating = false;
if (hotend < 0)
soft_pwm_bed = (bias - d) >> 1;
else
soft_pwm[hotend] = (bias - d) >> 1;
t1 = ms;
t_high = t1 - t2;
max = temp;
}
}
if (!heating && input < temp) {
if (ms > t1 + 5000) {
heating = true;
t2 = ms;
t_low = t2 - t1;
if (cycles > 0) {
long max_pow = hotend < 0 ? MAX_BED_POWER : PID_MAX;
bias += (d*(t_high - t_low))/(t_low + t_high);
bias = constrain(bias, 20, max_pow - 20);
d = (bias > max_pow / 2) ? max_pow - 1 - bias : bias;
ECHO_MV(MSG_BIAS, bias);
ECHO_MV(MSG_D, d);
ECHO_MV(MSG_T_MIN, min);
ECHO_MV(MSG_T_MAX, max);
if (cycles > 2) {
Ku = (4.0 * d) / (3.14159265 * (max - min) / 2.0);
Tu = ((float)(t_low + t_high) / 1000.0);
ECHO_MV(MSG_KU, Ku);
ECHO_EMV(MSG_TU, Tu);
Kp_temp = 0.6 * Ku;
Ki_temp = 2 * Kp_temp / Tu;
Kd_temp = Kp_temp * Tu / 8;
ECHO_EM(MSG_CLASSIC_PID);
ECHO_MV(MSG_KP, Kp_temp);
ECHO_MV(MSG_KI, Ki_temp);
ECHO_EMV(MSG_KD, Kd_temp);
}
else {
ECHO_E;
}
}
if (hotend < 0)
soft_pwm_bed = (bias + d) >> 1;
else
soft_pwm[hotend] = (bias + d) >> 1;
cycles++;
min = temp;
}
