Prusa-Firmware/Firmware/fsensor.cpp
Robert Pelnar ef3e06da30 ...
2017-11-16 20:52:13 +01:00

178 lines
4.2 KiB
C++

#include "Marlin.h"
#ifdef PAT9125
#include "fsensor.h"
#include "pat9125.h"
#include "planner.h"
//#include "LiquidCrystal.h"
//extern LiquidCrystal lcd;
#define FSENSOR_ERR_MAX 5 //filament sensor max error count
#define FSENSOR_INT_PIN 63 //filament sensor interrupt pin
#define FSENSOR_CHUNK_LEN 560 //filament sensor chunk length in steps
extern void stop_and_save_print_to_ram(float z_move, float e_move);
extern void restore_print_from_ram_and_continue(float e_move);
extern int8_t FSensorStateMenu;
void fsensor_stop_and_save_print()
{
stop_and_save_print_to_ram(0, 0); //XYZE - no change
}
void fsensor_restore_print_and_continue()
{
restore_print_from_ram_and_continue(0); //XYZ = orig, E - no change
}
uint8_t fsensor_int_pin = FSENSOR_INT_PIN;
int16_t fsensor_chunk_len = FSENSOR_CHUNK_LEN;
bool fsensor_enabled = true;
//bool fsensor_ignore_error = true;
bool fsensor_M600 = false;
uint8_t fsensor_err_cnt = 0;
int16_t fsensor_st_cnt = 0;
uint8_t fsensor_log = 0;
void fsensor_enable()
{
MYSERIAL.println("fsensor_enable");
fsensor_enabled = true;
// fsensor_ignore_error = true;
fsensor_M600 = false;
fsensor_err_cnt = 0;
eeprom_update_byte((uint8_t*)EEPROM_FSENSOR, 0xFF);
FSensorStateMenu = 1;
}
void fsensor_disable()
{
MYSERIAL.println("fsensor_disable");
fsensor_enabled = false;
eeprom_update_byte((uint8_t*)EEPROM_FSENSOR, 0x00);
FSensorStateMenu = 0;
}
void pciSetup(byte pin)
{
*digitalPinToPCMSK(pin) |= bit (digitalPinToPCMSKbit(pin)); // enable pin
PCIFR |= bit (digitalPinToPCICRbit(pin)); // clear any outstanding interrupt
PCICR |= bit (digitalPinToPCICRbit(pin)); // enable interrupt for the group
}
void fsensor_setup_interrupt()
{
uint8_t fsensor_int_pin = 63;
pinMode(fsensor_int_pin, OUTPUT);
digitalWrite(fsensor_int_pin, HIGH);
pciSetup(fsensor_int_pin);
}
ISR(PCINT2_vect)
{
// return;
int st_cnt = fsensor_st_cnt;
fsensor_st_cnt = 0;
sei();
*digitalPinToPCMSK(fsensor_int_pin) &= ~bit(digitalPinToPCMSKbit(fsensor_int_pin));
digitalWrite(fsensor_int_pin, HIGH);
*digitalPinToPCMSK(fsensor_int_pin) |= bit(digitalPinToPCMSKbit(fsensor_int_pin));
pat9125_update_y();
if (st_cnt != 0)
{
#ifdef DEBUG_FSENSOR_LOG
if (fsensor_log)
{
MYSERIAL.print("cnt=");
MYSERIAL.print(st_cnt, DEC);
MYSERIAL.print(" dy=");
MYSERIAL.print(pat9125_y, DEC);
}
#endif //DEBUG_FSENSOR_LOG
if (st_cnt != 0)
{
if( (pat9125_y == 0) || ((pat9125_y > 0) && (st_cnt < 0)) || ((pat9125_y < 0) && (st_cnt > 0)))
{ //invalid movement
if (st_cnt > 0) //only positive movements
fsensor_err_cnt++;
#ifdef DEBUG_FSENSOR_LOG
if (fsensor_log)
{
MYSERIAL.print("\tNG ! err=");
MYSERIAL.println(fsensor_err_cnt, DEC);
}
#endif //DEBUG_FSENSOR_LOG
}
else
{ //propper movement
if (fsensor_err_cnt > 0)
fsensor_err_cnt--;
// fsensor_err_cnt = 0;
#ifdef DEBUG_FSENSOR_LOG
if (fsensor_log)
{
MYSERIAL.print("\tOK err=");
MYSERIAL.println(fsensor_err_cnt, DEC);
}
#endif //DEBUG_FSENSOR_LOG
}
}
else
{ //no movement
#ifdef DEBUG_FSENSOR_LOG
if (fsensor_log)
MYSERIAL.println("\tOK 0");
#endif //DEBUG_FSENSOR_LOG
}
}
pat9125_y = 0;
return;
}
void fsensor_st_block_begin(block_t* bl)
{
if (!fsensor_enabled) return;
if ((fsensor_st_cnt > 0) && (bl->direction_bits & 0x8))
digitalWrite(fsensor_int_pin, LOW);
if ((fsensor_st_cnt < 0) && !(bl->direction_bits & 0x8))
digitalWrite(fsensor_int_pin, LOW);
}
void fsensor_st_block_chunk(block_t* bl, int cnt)
{
if (!fsensor_enabled) return;
fsensor_st_cnt += (bl->direction_bits & 0x8)?-cnt:cnt;
if ((fsensor_st_cnt >= fsensor_chunk_len) || (fsensor_st_cnt <= -fsensor_chunk_len))
digitalWrite(fsensor_int_pin, LOW);
}
void fsensor_update()
{
if (!fsensor_enabled) return;
if (fsensor_err_cnt > FSENSOR_ERR_MAX)
{
MYSERIAL.println("fsensor_update (fsensor_err_cnt > FSENSOR_ERR_MAX)");
/* if (fsensor_ignore_error)
{
MYSERIAL.println("fsensor_update - error ignored)");
fsensor_ignore_error = false;
}
else*/
{
MYSERIAL.println("fsensor_update - ERROR!!!");
fsensor_stop_and_save_print();
enquecommand_front_P((PSTR("M600")));
fsensor_M600 = true;
fsensor_enabled = false;
}
}
}
#endif //PAT9125