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Jonatan писал(а):Bridging is coming...I just have not had much time, for sleep, much less for KISSlcier
// extruder advance constant (s2/mm3)
//
// advance (steps) = STEPS_PER_CUBIC_MM_E * EXTUDER_ADVANCE_K * cubic mm per second ^ 2
//
// hooke's law says: force = k * distance
// bernoulli's priniciple says: v ^ 2 / 2 + g . h + pressure / density = constant
// so: v ^ 2 is proportional to number of steps we advance the extruder
//#define ADVANCE
#ifdef ADVANCE
#define EXTRUDER_ADVANCE_K .01
#define D_FILAMENT 1.75
#define STEPS_MM_E 604
#define EXTRUTION_AREA (0.5 * D_FILAMENT * D_FILAMENT * 3.14159)
// #define STEPS_PER_CUBIC_MM_E (axis_steps_per_unit[E_AXIS]/ EXTRUTION_AREA)
#define STEPS_PER_CUBIC_MM_E (STEPS_MM_E / EXTRUTION_AREA)
#endif // ADVANCE
ReaN писал(а):а то, если честно, надоело уже - подбор параметров, компиляция, программатор, прошивка, проверка...
Marlin/Marlin.pde
@@ -672,26 +672,34 @@ void process_commands()
case 10: // G10 retract
if(!retracted)
{
+ SERIAL_ECHO_START;
+ SERIAL_ECHOLN("Retract");
destination[X_AXIS]=current_position[X_AXIS];
destination[Y_AXIS]=current_position[Y_AXIS];
- destination[Z_AXIS]=current_position[Z_AXIS];
- current_position[Z_AXIS]+=-retract_zlift;
+ current_position[Z_AXIS]+=retract_zlift;
destination[E_AXIS]=current_position[E_AXIS]-retract_length;
+ destination[Z_AXIS]=current_position[Z_AXIS];
feedrate=retract_feedrate;
retracted=true;
prepare_move();
}
break;
- case 11: // G10 retract_recover
- if(!retracted)
+ case 11: // G11 retract_recover
+ if(retracted)
{
+ SERIAL_ECHO_START;
+ SERIAL_ECHOLN("UnRetract");
+// SERIAL_ECHO("G11:E=");
+// SERIAL_ECHO(current_position[E_AXIS]);
destination[X_AXIS]=current_position[X_AXIS];
destination[Y_AXIS]=current_position[Y_AXIS];
+ current_position[Z_AXIS]+=-retract_zlift;
+ current_position[E_AXIS]+=retract_recover_length;
+ destination[E_AXIS]=current_position[E_AXIS];
destination[Z_AXIS]=current_position[Z_AXIS];
-
- current_position[Z_AXIS]+=retract_zlift;
- current_position[E_AXIS]+=-retract_recover_length;
+// SERIAL_ECHO("->E=");
+// SERIAL_ECHOLN(destination[E_AXIS]);
feedrate=retract_recover_feedrate;
retracted=false;
prepare_move();
@@ -1550,11 +1558,13 @@ void get_coordinates()
if( !(seen[X_AXIS] || seen[Y_AXIS] || seen[Z_AXIS]) && seen[E_AXIS])
{
float echange=destination[E_AXIS]-current_position[E_AXIS];
+ SERIAL_ECHO_START;
+ SERIAL_ECHO("AutoRetract:");
+ SERIAL_ECHOLN(echange);
if(echange<-MIN_RETRACT) //retract
{
if(!retracted)
{
-
destination[Z_AXIS]+=retract_zlift; //not sure why chaninging current_position negatively does not work.
//if slicer retracted by echange=-1mm and you want to retract 3mm, corrrectede=-2mm additionally
float correctede=-echange-retract_length;
@@ -1571,6 +1581,7 @@ void get_coordinates()
if(retracted)
{
//current_position[Z_AXIS]+=-retract_zlift;
+ destination[Z_AXIS]+=-retract_zlift;
//if slicer retracted_recovered by echange=+1mm and you want to retract_recover 3mm, corrrectede=2mm additionally
float correctede=-echange+1*retract_length+retract_recover_length; //total unretract=retract_length+retract_recover_length[surplus]
current_position[E_AXIS]+=correctede; //to generate the additional steps, not the destination is changed, but inversely the current position
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