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Removed the dual carriage code for readibility.

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Removed support for the slow Toshiba stepper drivers.
This commit is contained in:
bubnikv 2016-07-19 10:57:18 +02:00
parent 2e6e4542c9
commit ea6a948c6b
5 changed files with 12 additions and 478 deletions
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53
Firmware/Configuration_adv.h
View File

@ -156,53 +156,6 @@
#error "You cannot have dual drivers for both Y and Z"
#endif
// Enable this for dual x-carriage printers.
// A dual x-carriage design has the advantage that the inactive extruder can be parked which
// prevents hot-end ooze contaminating the print. It also reduces the weight of each x-carriage
// allowing faster printing speeds.
//#define DUAL_X_CARRIAGE
#ifdef DUAL_X_CARRIAGE
// Configuration for second X-carriage
// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
// the second x-carriage always homes to the maximum endstop.
#define X2_MIN_POS 80 // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
#define X2_MAX_POS 353 // set maximum to the distance between toolheads when both heads are homed
#define X2_HOME_DIR 1 // the second X-carriage always homes to the maximum endstop position
#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
// However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
// override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
// without modifying the firmware (through the "M218 T1 X???" command).
// Remember: you should set the second extruder x-offset to 0 in your slicer.
// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
#define X2_ENABLE_PIN 29
#define X2_STEP_PIN 25
#define X2_DIR_PIN 23
// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
// Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
// as long as it supports dual x-carriages. (M605 S0)
// Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
// that additional slicer support is not required. (M605 S1)
// Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
// actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
// once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
// This is the default power-up mode which can be later using M605.
#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
// As the x-carriages are independent we can now account for any relative Z offset
#define EXTRUDER1_Z_OFFSET 0.0 // z offset relative to extruder 0
// Default settings in "Auto-park Mode"
#define TOOLCHANGE_PARK_ZLIFT 0.2 // the distance to raise Z axis when parking an extruder
#define TOOLCHANGE_UNPARK_ZLIFT 1 // the distance to raise Z axis when unparking an extruder
// Default x offset in duplication mode (typically set to half print bed width)
#define DEFAULT_DUPLICATION_X_OFFSET 100
#endif //DUAL_X_CARRIAGE
//homing hits the endstop, then retracts by this distance, before it tries to slowly bump again:
#define X_HOME_RETRACT_MM 5
#define Y_HOME_RETRACT_MM 5
@ -210,11 +163,7 @@
//#define QUICK_HOME //if this is defined, if both x and y are to be homed, a diagonal move will be performed initially.
#define AXIS_RELATIVE_MODES {false, false, false, false}
#ifdef CONFIG_STEPPERS_TOSHIBA
#define MAX_STEP_FREQUENCY 10000 // Max step frequency for Toshiba Stepper Controllers
#else
#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step)
#endif
#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step). Toshiba steppers are 4x slower, but Prusa3D does not use those.
//By default pololu step drivers require an active high signal. However, some high power drivers require an active low signal as step.
#define INVERT_X_STEP_PIN false
#define INVERT_Y_STEP_PIN false

6
Firmware/Marlin.h
View File

@ -114,11 +114,7 @@ void process_commands();
void manage_inactivity(bool ignore_stepper_queue=false);
#if defined(DUAL_X_CARRIAGE) && defined(X_ENABLE_PIN) && X_ENABLE_PIN > -1 \
&& defined(X2_ENABLE_PIN) && X2_ENABLE_PIN > -1
#define enable_x() do { WRITE(X_ENABLE_PIN, X_ENABLE_ON); WRITE(X2_ENABLE_PIN, X_ENABLE_ON); } while (0)
#define disable_x() do { WRITE(X_ENABLE_PIN,!X_ENABLE_ON); WRITE(X2_ENABLE_PIN,!X_ENABLE_ON); axis_known_position[X_AXIS] = false; } while (0)
#elif defined(X_ENABLE_PIN) && X_ENABLE_PIN > -1
#if defined(X_ENABLE_PIN) && X_ENABLE_PIN > -1
#define enable_x() WRITE(X_ENABLE_PIN, X_ENABLE_ON)
#define disable_x() { WRITE(X_ENABLE_PIN,!X_ENABLE_ON); axis_known_position[X_AXIS] = false; }
#else

276
Firmware/Marlin_main.cpp
View File

@ -297,17 +297,14 @@ float zprobe_zoffset;
// Extruder offset
#if EXTRUDERS > 1
#ifndef DUAL_X_CARRIAGE
#define NUM_EXTRUDER_OFFSETS 2 // only in XY plane
#else
#define NUM_EXTRUDER_OFFSETS 3 // supports offsets in XYZ plane
#endif
float extruder_offset[NUM_EXTRUDER_OFFSETS][EXTRUDERS] = {
#if defined(EXTRUDER_OFFSET_X) && defined(EXTRUDER_OFFSET_Y)
EXTRUDER_OFFSET_X, EXTRUDER_OFFSET_Y
#endif
};
#endif
uint8_t active_extruder = 0;
int fanSpeed=0;
@ -1282,64 +1279,7 @@ XYZ_CONSTS_FROM_CONFIG(float, max_length, MAX_LENGTH);
XYZ_CONSTS_FROM_CONFIG(float, home_retract_mm, HOME_RETRACT_MM);
XYZ_CONSTS_FROM_CONFIG(signed char, home_dir, HOME_DIR);
#ifdef DUAL_X_CARRIAGE
#if EXTRUDERS == 1 || defined(COREXY) \
|| !defined(X2_ENABLE_PIN) || !defined(X2_STEP_PIN) || !defined(X2_DIR_PIN) \
|| !defined(X2_HOME_POS) || !defined(X2_MIN_POS) || !defined(X2_MAX_POS) \
|| !defined(X_MAX_PIN) || X_MAX_PIN < 0
#error "Missing or invalid definitions for DUAL_X_CARRIAGE mode."
#endif
#if X_HOME_DIR != -1 || X2_HOME_DIR != 1
#error "Please use canonical x-carriage assignment" // the x-carriages are defined by their homing directions
#endif
#define DXC_FULL_CONTROL_MODE 0
#define DXC_AUTO_PARK_MODE 1
#define DXC_DUPLICATION_MODE 2
static int dual_x_carriage_mode = DEFAULT_DUAL_X_CARRIAGE_MODE;
static float x_home_pos(int extruder) {
if (extruder == 0)
return base_home_pos(X_AXIS) + add_homing[X_AXIS];
else
// In dual carriage mode the extruder offset provides an override of the
// second X-carriage offset when homed - otherwise X2_HOME_POS is used.
// This allow soft recalibration of the second extruder offset position without firmware reflash
// (through the M218 command).
return (extruder_offset[X_AXIS][1] > 0) ? extruder_offset[X_AXIS][1] : X2_HOME_POS;
}
static int x_home_dir(int extruder) {
return (extruder == 0) ? X_HOME_DIR : X2_HOME_DIR;
}
static float inactive_extruder_x_pos = X2_MAX_POS; // used in mode 0 & 1
static bool active_extruder_parked = false; // used in mode 1 & 2
static float raised_parked_position[NUM_AXIS]; // used in mode 1
static unsigned long delayed_move_time = 0; // used in mode 1
static float duplicate_extruder_x_offset = DEFAULT_DUPLICATION_X_OFFSET; // used in mode 2
static float duplicate_extruder_temp_offset = 0; // used in mode 2
bool extruder_duplication_enabled = false; // used in mode 2
#endif //DUAL_X_CARRIAGE
static void axis_is_at_home(int axis) {
#ifdef DUAL_X_CARRIAGE
if (axis == X_AXIS) {
if (active_extruder != 0) {
current_position[X_AXIS] = x_home_pos(active_extruder);
min_pos[X_AXIS] = X2_MIN_POS;
max_pos[X_AXIS] = max(extruder_offset[X_AXIS][1], X2_MAX_POS);
return;
}
else if (dual_x_carriage_mode == DXC_DUPLICATION_MODE && active_extruder == 0) {
current_position[X_AXIS] = base_home_pos(X_AXIS) + add_homing[X_AXIS];
min_pos[X_AXIS] = base_min_pos(X_AXIS) + add_homing[X_AXIS];
max_pos[X_AXIS] = min(base_max_pos(X_AXIS) + add_homing[X_AXIS],
max(extruder_offset[X_AXIS][1], X2_MAX_POS) - duplicate_extruder_x_offset);
return;
}
}
#endif
current_position[axis] = base_home_pos(axis) + add_homing[axis];
min_pos[axis] = base_min_pos(axis) + add_homing[axis];
max_pos[axis] = base_max_pos(axis) + add_homing[axis];
@ -1511,10 +1451,6 @@ void homeaxis(int axis) {
axis==Z_AXIS ? HOMEAXIS_DO(Z) :
0) {
int axis_home_dir = home_dir(axis);
#ifdef DUAL_X_CARRIAGE
if (axis == X_AXIS)
axis_home_dir = x_home_dir(active_extruder);
#endif
current_position[axis] = 0;
plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);
@ -1938,12 +1874,7 @@ void process_commands()
{
current_position[X_AXIS] = 0;current_position[Y_AXIS] = 0;
#ifndef DUAL_X_CARRIAGE
int x_axis_home_dir = home_dir(X_AXIS);
#else
int x_axis_home_dir = x_home_dir(active_extruder);
extruder_duplication_enabled = false;
#endif
plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);
destination[X_AXIS] = 1.5 * max_length(X_AXIS) * x_axis_home_dir;destination[Y_AXIS] = 1.5 * max_length(Y_AXIS) * home_dir(Y_AXIS);
@ -1980,40 +1911,16 @@ void process_commands()
}
if((home_all_axis) || (code_seen(axis_codes[X_AXIS])))
{
#ifdef DUAL_X_CARRIAGE
int tmp_extruder = active_extruder;
extruder_duplication_enabled = false;
active_extruder = !active_extruder;
homeaxis(X_AXIS);
inactive_extruder_x_pos = current_position[X_AXIS];
active_extruder = tmp_extruder;
homeaxis(X_AXIS);
// reset state used by the different modes
memcpy(raised_parked_position, current_position, sizeof(raised_parked_position));
delayed_move_time = 0;
active_extruder_parked = true;
#else
homeaxis(X_AXIS);
#endif
}
if((home_all_axis) || (code_seen(axis_codes[Y_AXIS]))) {
if((home_all_axis) || (code_seen(axis_codes[Y_AXIS])))
homeaxis(Y_AXIS);
}
if(code_seen(axis_codes[X_AXIS]))
{
if(code_value_long() != 0) {
current_position[X_AXIS]=code_value()+add_homing[X_AXIS];
}
}
if(code_seen(axis_codes[X_AXIS]) && code_value_long() != 0)
current_position[X_AXIS]=code_value()+add_homing[X_AXIS];
if(code_seen(axis_codes[Y_AXIS])) {
if(code_value_long() != 0) {
current_position[Y_AXIS]=code_value()+add_homing[Y_AXIS];
}
}
if(code_seen(axis_codes[Y_AXIS]) && code_value_long() != 0)
current_position[Y_AXIS]=code_value()+add_homing[Y_AXIS];
#if Z_HOME_DIR < 0 // If homing towards BED do Z last
#ifndef Z_SAFE_HOMING
@ -3189,10 +3096,6 @@ Sigma_Exit:
break;
}
if (code_seen('S')) setTargetHotend(code_value(), tmp_extruder);
#ifdef DUAL_X_CARRIAGE
if (dual_x_carriage_mode == DXC_DUPLICATION_MODE && tmp_extruder == 0)
setTargetHotend1(code_value() == 0.0 ? 0.0 : code_value() + duplicate_extruder_temp_offset);
#endif
setWatch();
break;
case 112: // M112 -Emergency Stop
@ -3278,17 +3181,9 @@ Sigma_Exit:
#endif
if (code_seen('S')) {
setTargetHotend(code_value(), tmp_extruder);
#ifdef DUAL_X_CARRIAGE
if (dual_x_carriage_mode == DXC_DUPLICATION_MODE && tmp_extruder == 0)
setTargetHotend1(code_value() == 0.0 ? 0.0 : code_value() + duplicate_extruder_temp_offset);
#endif
CooldownNoWait = true;
} else if (code_seen('R')) {
setTargetHotend(code_value(), tmp_extruder);
#ifdef DUAL_X_CARRIAGE
if (dual_x_carriage_mode == DXC_DUPLICATION_MODE && tmp_extruder == 0)
setTargetHotend1(code_value() == 0.0 ? 0.0 : code_value() + duplicate_extruder_temp_offset);
#endif
CooldownNoWait = false;
}
#ifdef AUTOTEMP
@ -3820,12 +3715,6 @@ Sigma_Exit:
{
extruder_offset[Y_AXIS][tmp_extruder] = code_value();
}
#ifdef DUAL_X_CARRIAGE
if(code_seen('Z'))
{
extruder_offset[Z_AXIS][tmp_extruder] = code_value();
}
#endif
SERIAL_ECHO_START;
SERIAL_ECHORPGM(MSG_HOTEND_OFFSET);
for(tmp_extruder = 0; tmp_extruder < EXTRUDERS; tmp_extruder++)
@ -3834,10 +3723,6 @@ Sigma_Exit:
SERIAL_ECHO(extruder_offset[X_AXIS][tmp_extruder]);
SERIAL_ECHO(",");
SERIAL_ECHO(extruder_offset[Y_AXIS][tmp_extruder]);
#ifdef DUAL_X_CARRIAGE
SERIAL_ECHO(",");
SERIAL_ECHO(extruder_offset[Z_AXIS][tmp_extruder]);
#endif
}
SERIAL_ECHOLN("");
}break;
@ -4453,52 +4338,6 @@ case 404: //M404 Enter the nominal filament width (3mm, 1.75mm ) N<3.0> or disp
}
break;
#endif //FILAMENTCHANGEENABLE
#ifdef DUAL_X_CARRIAGE
case 605: // Set dual x-carriage movement mode:
// M605 S0: Full control mode. The slicer has full control over x-carriage movement
// M605 S1: Auto-park mode. The inactive head will auto park/unpark without slicer involvement
// M605 S2 [Xnnn] [Rmmm]: Duplication mode. The second extruder will duplicate the first with nnn
// millimeters x-offset and an optional differential hotend temperature of
// mmm degrees. E.g., with "M605 S2 X100 R2" the second extruder will duplicate
// the first with a spacing of 100mm in the x direction and 2 degrees hotter.
//
// Note: the X axis should be homed after changing dual x-carriage mode.
{
st_synchronize();
if (code_seen('S'))
dual_x_carriage_mode = code_value();
if (dual_x_carriage_mode == DXC_DUPLICATION_MODE)
{
if (code_seen('X'))
duplicate_extruder_x_offset = max(code_value(),X2_MIN_POS - x_home_pos(0));
if (code_seen('R'))
duplicate_extruder_temp_offset = code_value();
SERIAL_ECHO_START;
SERIAL_ECHORPGM(MSG_HOTEND_OFFSET);
SERIAL_ECHO(" ");
SERIAL_ECHO(extruder_offset[X_AXIS][0]);
SERIAL_ECHO(",");
SERIAL_ECHO(extruder_offset[Y_AXIS][0]);
SERIAL_ECHO(" ");
SERIAL_ECHO(duplicate_extruder_x_offset);
SERIAL_ECHO(",");
SERIAL_ECHOLN(extruder_offset[Y_AXIS][1]);
}
else if (dual_x_carriage_mode != DXC_FULL_CONTROL_MODE && dual_x_carriage_mode != DXC_AUTO_PARK_MODE)
{
dual_x_carriage_mode = DEFAULT_DUAL_X_CARRIAGE_MODE;
}
active_extruder_parked = false;
extruder_duplication_enabled = false;
delayed_move_time = 0;
}
break;
#endif //DUAL_X_CARRIAGE
case 907: // M907 Set digital trimpot motor current using axis codes.
{
@ -4593,57 +4432,6 @@ case 404: //M404 Enter the nominal filament width (3mm, 1.75mm ) N<3.0> or disp
if(tmp_extruder != active_extruder) {
// Save current position to return to after applying extruder offset
memcpy(destination, current_position, sizeof(destination));
#ifdef DUAL_X_CARRIAGE
if (dual_x_carriage_mode == DXC_AUTO_PARK_MODE && Stopped == false &&
(delayed_move_time != 0 || current_position[X_AXIS] != x_home_pos(active_extruder)))
{
// Park old head: 1) raise 2) move to park position 3) lower
plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS] + TOOLCHANGE_PARK_ZLIFT,
current_position[E_AXIS], max_feedrate[Z_AXIS], active_extruder);
plan_buffer_line(x_home_pos(active_extruder), current_position[Y_AXIS], current_position[Z_AXIS] + TOOLCHANGE_PARK_ZLIFT,
current_position[E_AXIS], max_feedrate[X_AXIS], active_extruder);
plan_buffer_line(x_home_pos(active_extruder), current_position[Y_AXIS], current_position[Z_AXIS],
current_position[E_AXIS], max_feedrate[Z_AXIS], active_extruder);
st_synchronize();
}
// apply Y & Z extruder offset (x offset is already used in determining home pos)
current_position[Y_AXIS] = current_position[Y_AXIS] -
extruder_offset[Y_AXIS][active_extruder] +
extruder_offset[Y_AXIS][tmp_extruder];
current_position[Z_AXIS] = current_position[Z_AXIS] -
extruder_offset[Z_AXIS][active_extruder] +
extruder_offset[Z_AXIS][tmp_extruder];
active_extruder = tmp_extruder;
// This function resets the max/min values - the current position may be overwritten below.
axis_is_at_home(X_AXIS);
if (dual_x_carriage_mode == DXC_FULL_CONTROL_MODE)
{
current_position[X_AXIS] = inactive_extruder_x_pos;
inactive_extruder_x_pos = destination[X_AXIS];
}
else if (dual_x_carriage_mode == DXC_DUPLICATION_MODE)
{
active_extruder_parked = (active_extruder == 0); // this triggers the second extruder to move into the duplication position
if (active_extruder == 0 || active_extruder_parked)
current_position[X_AXIS] = inactive_extruder_x_pos;
else
current_position[X_AXIS] = destination[X_AXIS] + duplicate_extruder_x_offset;
inactive_extruder_x_pos = destination[X_AXIS];
extruder_duplication_enabled = false;
}
else
{
// record raised toolhead position for use by unpark
memcpy(raised_parked_position, current_position, sizeof(raised_parked_position));
raised_parked_position[Z_AXIS] += TOOLCHANGE_UNPARK_ZLIFT;
active_extruder_parked = true;
delayed_move_time = 0;
}
#else
// Offset extruder (only by XY)
int i;
for(i = 0; i < 2; i++) {
@ -4653,7 +4441,6 @@ case 404: //M404 Enter the nominal filament width (3mm, 1.75mm ) N<3.0> or disp
}
// Set the new active extruder and position
active_extruder = tmp_extruder;
#endif //else DUAL_X_CARRIAGE
plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);
// Move to the old position if 'F' was in the parameters
if(make_move && Stopped == false) {
@ -4791,47 +4578,6 @@ void prepare_move()
{
clamp_to_software_endstops(destination);
previous_millis_cmd = millis();
#ifdef DUAL_X_CARRIAGE
if (active_extruder_parked)
{
if (dual_x_carriage_mode == DXC_DUPLICATION_MODE && active_extruder == 0)
{
// move duplicate extruder into correct duplication position.
plan_set_position(inactive_extruder_x_pos, current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);
plan_buffer_line(current_position[X_AXIS] + duplicate_extruder_x_offset, current_position[Y_AXIS], current_position[Z_AXIS],
current_position[E_AXIS], max_feedrate[X_AXIS], 1);
plan_set_position(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);
st_synchronize();
extruder_duplication_enabled = true;
active_extruder_parked = false;
}
else if (dual_x_carriage_mode == DXC_AUTO_PARK_MODE) // handle unparking of head
{
if (current_position[E_AXIS] == destination[E_AXIS])
{
// this is a travel move - skit it but keep track of current position (so that it can later
// be used as start of first non-travel move)
if (delayed_move_time != 0xFFFFFFFFUL)
{
memcpy(current_position, destination, sizeof(current_position));
if (destination[Z_AXIS] > raised_parked_position[Z_AXIS])
raised_parked_position[Z_AXIS] = destination[Z_AXIS];
delayed_move_time = millis();
return;
}
}
delayed_move_time = 0;
// unpark extruder: 1) raise, 2) move into starting XY position, 3) lower
plan_buffer_line(raised_parked_position[X_AXIS], raised_parked_position[Y_AXIS], raised_parked_position[Z_AXIS], current_position[E_AXIS], max_feedrate[Z_AXIS], active_extruder);
plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], raised_parked_position[Z_AXIS],
current_position[E_AXIS], min(max_feedrate[X_AXIS],max_feedrate[Y_AXIS]), active_extruder);
plan_buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS],
current_position[E_AXIS], max_feedrate[Z_AXIS], active_extruder);
active_extruder_parked = false;
}
}
#endif //DUAL_X_CARRIAGE
// Do not use feedmultiply for E or Z only moves
if( (current_position[X_AXIS] == destination [X_AXIS]) && (current_position[Y_AXIS] == destination [Y_AXIS])) {
@ -5030,16 +4776,6 @@ void manage_inactivity(bool ignore_stepper_queue/*=false*/) //default argument s
WRITE(E0_ENABLE_PIN,oldstatus);
}
#endif
#if defined(DUAL_X_CARRIAGE)
// handle delayed move timeout
if (delayed_move_time != 0 && (millis() - delayed_move_time) > 1000 && Stopped == false)
{
// travel moves have been received so enact them
delayed_move_time = 0xFFFFFFFFUL; // force moves to be done
memcpy(destination,current_position,sizeof(destination));
prepare_move();
}
#endif
#ifdef TEMP_STAT_LEDS
handle_status_leds();
#endif

142
Firmware/stepper.cpp
View File

@ -375,37 +375,11 @@ ISR(TIMER1_COMPA_vect)
// Set the direction bits (X_AXIS=A_AXIS and Y_AXIS=B_AXIS for COREXY)
if((out_bits & (1<<X_AXIS))!=0){
#ifdef DUAL_X_CARRIAGE
if (extruder_duplication_enabled){
WRITE(X_DIR_PIN, INVERT_X_DIR);
WRITE(X2_DIR_PIN, INVERT_X_DIR);
}
else{
if (current_block->active_extruder != 0)
WRITE(X2_DIR_PIN, INVERT_X_DIR);
else
WRITE(X_DIR_PIN, INVERT_X_DIR);
}
#else
WRITE(X_DIR_PIN, INVERT_X_DIR);
#endif
count_direction[X_AXIS]=-1;
}
else{
#ifdef DUAL_X_CARRIAGE
if (extruder_duplication_enabled){
WRITE(X_DIR_PIN, !INVERT_X_DIR);
WRITE(X2_DIR_PIN, !INVERT_X_DIR);
}
else{
if (current_block->active_extruder != 0)
WRITE(X2_DIR_PIN, !INVERT_X_DIR);
else
WRITE(X_DIR_PIN, !INVERT_X_DIR);
}
#else
WRITE(X_DIR_PIN, !INVERT_X_DIR);
#endif
count_direction[X_AXIS]=1;
}
if((out_bits & (1<<Y_AXIS))!=0){
@ -435,11 +409,6 @@ ISR(TIMER1_COMPA_vect)
#endif
CHECK_ENDSTOPS
{
#ifdef DUAL_X_CARRIAGE
// with 2 x-carriages, endstops are only checked in the homing direction for the active extruder
if ((current_block->active_extruder == 0 && X_HOME_DIR == -1)
|| (current_block->active_extruder != 0 && X2_HOME_DIR == -1))
#endif
{
#if defined(X_MIN_PIN) && X_MIN_PIN > -1
bool x_min_endstop=(READ(X_MIN_PIN) != X_MIN_ENDSTOP_INVERTING);
@ -456,11 +425,6 @@ ISR(TIMER1_COMPA_vect)
else { // +direction
CHECK_ENDSTOPS
{
#ifdef DUAL_X_CARRIAGE
// with 2 x-carriages, endstops are only checked in the homing direction for the active extruder
if ((current_block->active_extruder == 0 && X_HOME_DIR == 1)
|| (current_block->active_extruder != 0 && X2_HOME_DIR == 1))
#endif
{
#if defined(X_MAX_PIN) && X_MAX_PIN > -1
bool x_max_endstop=(READ(X_MAX_PIN) != X_MAX_ENDSTOP_INVERTING);
@ -598,89 +562,11 @@ ISR(TIMER1_COMPA_vect)
#endif //ADVANCE
counter_x += current_block->steps_x;
#ifdef CONFIG_STEPPERS_TOSHIBA
/* The toshiba stepper controller require much longer pulses
* tjerfore we 'stage' decompose the pulses between high, and
* low instead of doing each in turn. The extra tests add enough
* lag to allow it work with without needing NOPs */
if (counter_x > 0) {
WRITE(X_STEP_PIN, HIGH);
}
counter_y += current_block->steps_y;
if (counter_y > 0) {
WRITE(Y_STEP_PIN, HIGH);
}
counter_z += current_block->steps_z;
if (counter_z > 0) {
WRITE(Z_STEP_PIN, HIGH);
}
#ifndef ADVANCE
counter_e += current_block->steps_e;
if (counter_e > 0) {
WRITE_E_STEP(HIGH);
}
#endif //!ADVANCE
if (counter_x > 0) {
counter_x -= current_block->step_event_count;
count_position[X_AXIS]+=count_direction[X_AXIS];
WRITE(X_STEP_PIN, LOW);
}
if (counter_y > 0) {
counter_y -= current_block->step_event_count;
count_position[Y_AXIS]+=count_direction[Y_AXIS];
WRITE(Y_STEP_PIN, LOW);
}
if (counter_z > 0) {
counter_z -= current_block->step_event_count;
count_position[Z_AXIS]+=count_direction[Z_AXIS];
WRITE(Z_STEP_PIN, LOW);
}
#ifndef ADVANCE
if (counter_e > 0) {
counter_e -= current_block->step_event_count;
count_position[E_AXIS]+=count_direction[E_AXIS];
WRITE_E_STEP(LOW);
}
#endif //!ADVANCE
#else
if (counter_x > 0) {
#ifdef DUAL_X_CARRIAGE
if (extruder_duplication_enabled){
WRITE(X_STEP_PIN, !INVERT_X_STEP_PIN);
WRITE(X2_STEP_PIN, !INVERT_X_STEP_PIN);
}
else {
if (current_block->active_extruder != 0)
WRITE(X2_STEP_PIN, !INVERT_X_STEP_PIN);
else
WRITE(X_STEP_PIN, !INVERT_X_STEP_PIN);
}
#else
WRITE(X_STEP_PIN, !INVERT_X_STEP_PIN);
#endif
counter_x -= current_block->step_event_count;
count_position[X_AXIS]+=count_direction[X_AXIS];
#ifdef DUAL_X_CARRIAGE
if (extruder_duplication_enabled){
WRITE(X_STEP_PIN, INVERT_X_STEP_PIN);
WRITE(X2_STEP_PIN, INVERT_X_STEP_PIN);
}
else {
if (current_block->active_extruder != 0)
WRITE(X2_STEP_PIN, INVERT_X_STEP_PIN);
else
WRITE(X_STEP_PIN, INVERT_X_STEP_PIN);
}
#else
WRITE(X_STEP_PIN, INVERT_X_STEP_PIN);
#endif
}
counter_y += current_block->steps_y;
@ -726,7 +612,6 @@ ISR(TIMER1_COMPA_vect)
WRITE_E_STEP(INVERT_E_STEP_PIN);
}
#endif //!ADVANCE
#endif
step_events_completed += 1;
if(step_events_completed >= current_block->step_event_count) break;
}
@ -755,7 +640,7 @@ ISR(TIMER1_COMPA_vect)
e_steps[current_block->active_extruder] += ((advance >>8) - old_advance);
old_advance = advance >>8;
#endif
#endif // ADVANCE
}
else if (step_events_completed > (unsigned long int)current_block->decelerate_after) {
MultiU24X24toH16(step_rate, deceleration_time, current_block->acceleration_rate);
@ -1140,29 +1025,16 @@ void babystep(const uint8_t axis,const bool direction)
//setup new step
WRITE(X_DIR_PIN,(INVERT_X_DIR)^direction);
#ifdef DUAL_X_CARRIAGE
WRITE(X2_DIR_PIN,(INVERT_X_DIR)^direction);
#endif
//perform step
WRITE(X_STEP_PIN, !INVERT_X_STEP_PIN);
#ifdef DUAL_X_CARRIAGE
WRITE(X2_STEP_PIN, !INVERT_X_STEP_PIN);
#endif
{
float x=1./float(axis+1)/float(axis+2); //wait a tiny bit
}
WRITE(X_STEP_PIN, INVERT_X_STEP_PIN);
#ifdef DUAL_X_CARRIAGE
WRITE(X2_STEP_PIN, INVERT_X_STEP_PIN);
#endif
//get old pin state back.
WRITE(X_DIR_PIN,old_x_dir_pin);
#ifdef DUAL_X_CARRIAGE
WRITE(X2_DIR_PIN,old_x_dir_pin);
#endif
}
break;
case Y_AXIS:
@ -1172,28 +1044,16 @@ void babystep(const uint8_t axis,const bool direction)
//setup new step
WRITE(Y_DIR_PIN,(INVERT_Y_DIR)^direction);
#ifdef DUAL_Y_CARRIAGE
WRITE(Y2_DIR_PIN,(INVERT_Y_DIR)^direction);
#endif
//perform step
WRITE(Y_STEP_PIN, !INVERT_Y_STEP_PIN);
#ifdef DUAL_Y_CARRIAGE
WRITE(Y2_STEP_PIN, !INVERT_Y_STEP_PIN);
#endif
{
float x=1./float(axis+1)/float(axis+2); //wait a tiny bit
}
WRITE(Y_STEP_PIN, INVERT_Y_STEP_PIN);
#ifdef DUAL_Y_CARRIAGE
WRITE(Y2_STEP_PIN, INVERT_Y_STEP_PIN);
#endif
//get old pin state back.
WRITE(Y_DIR_PIN,old_y_dir_pin);
#ifdef DUAL_Y_CARRIAGE
WRITE(Y2_DIR_PIN,old_y_dir_pin);
#endif
}
break;

13
Firmware/stepper.h
View File

@ -28,16 +28,9 @@
#define NORM_E_DIR() { if(current_block->active_extruder == 2) { WRITE(E2_DIR_PIN, !INVERT_E2_DIR); } else { if(current_block->active_extruder == 1) { WRITE(E1_DIR_PIN, !INVERT_E1_DIR); } else { WRITE(E0_DIR_PIN, !INVERT_E0_DIR); }}}
#define REV_E_DIR() { if(current_block->active_extruder == 2) { WRITE(E2_DIR_PIN, INVERT_E2_DIR); } else { if(current_block->active_extruder == 1) { WRITE(E1_DIR_PIN, INVERT_E1_DIR); } else { WRITE(E0_DIR_PIN, INVERT_E0_DIR); }}}
#elif EXTRUDERS > 1
#ifndef DUAL_X_CARRIAGE
#define WRITE_E_STEP(v) { if(current_block->active_extruder == 1) { WRITE(E1_STEP_PIN, v); } else { WRITE(E0_STEP_PIN, v); }}
#define NORM_E_DIR() { if(current_block->active_extruder == 1) { WRITE(E1_DIR_PIN, !INVERT_E1_DIR); } else { WRITE(E0_DIR_PIN, !INVERT_E0_DIR); }}
#define REV_E_DIR() { if(current_block->active_extruder == 1) { WRITE(E1_DIR_PIN, INVERT_E1_DIR); } else { WRITE(E0_DIR_PIN, INVERT_E0_DIR); }}
#else
extern bool extruder_duplication_enabled;
#define WRITE_E_STEP(v) { if(extruder_duplication_enabled) { WRITE(E0_STEP_PIN, v); WRITE(E1_STEP_PIN, v); } else if(current_block->active_extruder == 1) { WRITE(E1_STEP_PIN, v); } else { WRITE(E0_STEP_PIN, v); }}
#define NORM_E_DIR() { if(extruder_duplication_enabled) { WRITE(E0_DIR_PIN, !INVERT_E0_DIR); WRITE(E1_DIR_PIN, !INVERT_E1_DIR); } else if(current_block->active_extruder == 1) { WRITE(E1_DIR_PIN, !INVERT_E1_DIR); } else { WRITE(E0_DIR_PIN, !INVERT_E0_DIR); }}
#define REV_E_DIR() { if(extruder_duplication_enabled) { WRITE(E0_DIR_PIN, INVERT_E0_DIR); WRITE(E1_DIR_PIN, INVERT_E1_DIR); } else if(current_block->active_extruder == 1) { WRITE(E1_DIR_PIN, INVERT_E1_DIR); } else { WRITE(E0_DIR_PIN, INVERT_E0_DIR); }}
#endif
#define WRITE_E_STEP(v) { if(current_block->active_extruder == 1) { WRITE(E1_STEP_PIN, v); } else { WRITE(E0_STEP_PIN, v); }}
#define NORM_E_DIR() { if(current_block->active_extruder == 1) { WRITE(E1_DIR_PIN, !INVERT_E1_DIR); } else { WRITE(E0_DIR_PIN, !INVERT_E0_DIR); }}
#define REV_E_DIR() { if(current_block->active_extruder == 1) { WRITE(E1_DIR_PIN, INVERT_E1_DIR); } else { WRITE(E0_DIR_PIN, INVERT_E0_DIR); }}
#else
#define WRITE_E_STEP(v) WRITE(E0_STEP_PIN, v)
#define NORM_E_DIR() WRITE(E0_DIR_PIN, !INVERT_E0_DIR)