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/*
EEPROM routines to save Sprinter Settings
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/>.
*/
#include <avr/eeprom.h>
#include <avr/pgmspace.h>
#include <inttypes.h>
#include "Sprinter.h"
#include "store_eeprom.h"
#include "Configuration.h"
#ifdef PIDTEMP
extern unsigned int PID_Kp, PID_Ki, PID_Kd;
#endif
#ifdef USE_EEPROM_SETTINGS
//======================================================================================
//========================= Read / Write EEPROM =======================================
template <class T> int EEPROM_write_setting(int address, const T& value)
{
const byte* p = (const byte*)(const void*)&value;
int i;
for (i = 0; i < (int)sizeof(value); i++)
eeprom_write_byte((unsigned char *)address++, *p++);
return i;
}
template <class T> int EEPROM_read_setting(int address, T& value)
{
byte* p = (byte*)(void*)&value;
int i;
for (i = 0; i < (int)sizeof(value); i++)
*p++ = eeprom_read_byte((unsigned char *)address++);
return i;
}
//======================================================================================
void EEPROM_StoreSettings()
{
char ver[4]= "000";
EEPROM_write_setting(EEPROM_OFFSET, ver); // invalidate data first
EEPROM_write_setting(axis_steps_per_unit_address, axis_steps_per_unit);
EEPROM_write_setting(max_feedrate_address, max_feedrate);
EEPROM_write_setting(max_acceleration_units_per_sq_second_address, max_acceleration_units_per_sq_second);
EEPROM_write_setting(move_acceleration_address, move_acceleration);
EEPROM_write_setting(retract_acceleration_address, retract_acceleration);
EEPROM_write_setting(minimumfeedrate_address, minimumfeedrate);
EEPROM_write_setting(mintravelfeedrate_address, mintravelfeedrate);
EEPROM_write_setting(min_seg_time_address, min_seg_time); //Min Segment Time, not used yet
EEPROM_write_setting(max_xy_jerk_address, max_xy_jerk);
EEPROM_write_setting(max_z_jerk_address, max_z_jerk);
EEPROM_write_setting(max_e_jerk_address, max_e_jerk);
//PID Settings
#ifdef PIDTEMP
EEPROM_write_setting(Kp_address, PID_Kp); //Kp
EEPROM_write_setting(Ki_address, PID_Ki); //Ki
EEPROM_write_setting(Kd_address, PID_Kd); //Kd
#else
EEPROM_write_setting(Kp_address, 2048); //Kp
EEPROM_write_setting(Ki_address, 32); //Ki
EEPROM_write_setting(Kd_address, 2048); //Kd
#endif
char ver2[4]=EEPROM_VERSION;
EEPROM_write_setting(EEPROM_OFFSET, ver2); // validate data
showString(PSTR("Settings Stored\r\n"));
}
void EEPROM_printSettings()
{
#ifdef PRINT_EEPROM_SETTING
showString(PSTR("Steps per unit:\r\n"));
showString(PSTR(" M92 X"));
Serial.print(axis_steps_per_unit[0]);
showString(PSTR(" Y"));
Serial.print(axis_steps_per_unit[1]);
showString(PSTR(" Z"));
Serial.print(axis_steps_per_unit[2]);
showString(PSTR(" E"));
Serial.println(axis_steps_per_unit[3]);
showString(PSTR("Maximum feedrates (mm/s):\r\n"));
showString(PSTR(" M202 X"));
Serial.print(max_feedrate[0]);
showString(PSTR(" Y"));
Serial.print(max_feedrate[1]);
showString(PSTR(" Z"));
Serial.print(max_feedrate[2]);
showString(PSTR(" E"));
Serial.println(max_feedrate[3]);
showString(PSTR("Maximum Acceleration (mm/s2):\r\n"));
showString(PSTR(" M201 X"));
Serial.print(max_acceleration_units_per_sq_second[0] );
showString(PSTR(" Y"));
Serial.print(max_acceleration_units_per_sq_second[1] );
showString(PSTR(" Z"));
Serial.print(max_acceleration_units_per_sq_second[2] );
showString(PSTR(" E"));
Serial.println(max_acceleration_units_per_sq_second[3]);
showString(PSTR("Acceleration: S=acceleration, T=retract acceleration\r\n"));
showString(PSTR(" M204 S"));
Serial.print(move_acceleration );
showString(PSTR(" T"));
Serial.println(retract_acceleration);
showString(PSTR("Advanced variables (mm/s): S=Min feedrate, T=Min travel feedrate, X=max xY jerk, Z=max Z jerk, E=max E jerk\r\n"));
showString(PSTR(" M205 S"));
Serial.print(minimumfeedrate );
showString(PSTR(" T" ));
Serial.print(mintravelfeedrate );
// showString(PSTR(" B"));
// Serial.print(min_seg_time );
showString(PSTR(" X"));
Serial.print(max_xy_jerk );
showString(PSTR(" Z"));
Serial.print(max_z_jerk);
showString(PSTR(" E"));
Serial.println(max_e_jerk);
#ifdef PIDTEMP
showString(PSTR("PID settings:\r\n"));
showString(PSTR(" M301 P"));
Serial.print(PID_Kp);
showString(PSTR(" I"));
Serial.print(PID_Ki);
showString(PSTR(" D"));
Serial.println(PID_Kd);
#endif
#endif
}
void EEPROM_RetrieveSettings(bool def, bool printout)
{ // if def=true, the default values will be used
int i=EEPROM_OFFSET;
char stored_ver[4];
char ver[4]=EEPROM_VERSION;
EEPROM_read_setting(EEPROM_OFFSET,stored_ver); //read stored version
if ((!def)&&(strncmp(ver,stored_ver,3)==0))
{ // version number match
EEPROM_read_setting(axis_steps_per_unit_address, axis_steps_per_unit);
EEPROM_read_setting(max_feedrate_address, max_feedrate);
EEPROM_read_setting(max_acceleration_units_per_sq_second_address, max_acceleration_units_per_sq_second);
EEPROM_read_setting(move_acceleration_address, move_acceleration);
EEPROM_read_setting(retract_acceleration_address, retract_acceleration);
EEPROM_read_setting(minimumfeedrate_address, minimumfeedrate);
EEPROM_read_setting(mintravelfeedrate_address, mintravelfeedrate);
EEPROM_read_setting(min_seg_time_address, min_seg_time); //min Segmenttime --> not used yet
EEPROM_read_setting(max_xy_jerk_address, max_xy_jerk);
EEPROM_read_setting(max_z_jerk_address, max_z_jerk);
EEPROM_read_setting(max_e_jerk_address, max_e_jerk);
#ifdef PIDTEMP
EEPROM_read_setting(Kp_address, PID_Kp);
EEPROM_read_setting(Ki_address, PID_Ki);
EEPROM_read_setting(Kd_address, PID_Kd);
#endif
showString(PSTR("Stored settings retreived\r\n"));
}
else
{
float tmp1[]=_AXIS_STEP_PER_UNIT;
float tmp2[]=_MAX_FEEDRATE;
long tmp3[]=_MAX_ACCELERATION_UNITS_PER_SQ_SECOND;
for (short i=0;i<4;i++)
{
axis_steps_per_unit[i]=tmp1[i];
max_feedrate[i]=tmp2[i];
max_acceleration_units_per_sq_second[i]=tmp3[i];
}
move_acceleration=_ACCELERATION;
retract_acceleration=_RETRACT_ACCELERATION;
minimumfeedrate=DEFAULT_MINIMUMFEEDRATE;
mintravelfeedrate=DEFAULT_MINTRAVELFEEDRATE;
max_xy_jerk=_MAX_XY_JERK;
max_z_jerk=_MAX_Z_JERK;
max_e_jerk=_MAX_E_JERK;
min_seg_time=_MIN_SEG_TIME;
#ifdef PIDTEMP
PID_Kp = PID_PGAIN;
PID_Ki = PID_IGAIN;
PID_Kd = PID_DGAIN;
#endif
showString(PSTR("Using Default settings\r\n"));
}
if(printout)
{
EEPROM_printSettings();
}
}
#endif
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