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Adjustments to residency_start_ms handling

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This commit is contained in:
Scott Lahteine 2016-04-08 21:18:40 -07:00
parent 907aed57db
commit 1acf901b63
1 changed files with 13 additions and 6 deletions
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15
Marlin/Marlin_main.cpp
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@ -4290,7 +4290,7 @@ inline void gcode_M109() {
#ifdef TEMP_RESIDENCY_TIME #ifdef TEMP_RESIDENCY_TIME
long residency_start_ms = -1; long residency_start_ms = -1;
// Loop until the temperature has stabilized // Loop until the temperature has stabilized
#define TEMP_CONDITIONS (residency_start_ms < 0 || now < residency_start_ms + (TEMP_RESIDENCY_TIME) * 1000UL) #define TEMP_CONDITIONS (residency_start_ms == -1 || now < residency_start_ms + (TEMP_RESIDENCY_TIME) * 1000UL)
#else #else
// Loop until the temperature is very close target // Loop until the temperature is very close target
#define TEMP_CONDITIONS (isHeatingHotend(target_extruder)) #define TEMP_CONDITIONS (isHeatingHotend(target_extruder))
@ -4307,7 +4307,7 @@ inline void gcode_M109() {
#endif #endif
#ifdef TEMP_RESIDENCY_TIME #ifdef TEMP_RESIDENCY_TIME
SERIAL_PROTOCOLPGM(" W:"); SERIAL_PROTOCOLPGM(" W:");
if (residency_start_ms >= 0) { if (residency_start_ms != -1) {
long rem = (((TEMP_RESIDENCY_TIME) * 1000UL) - (now - residency_start_ms)) / 1000UL; long rem = (((TEMP_RESIDENCY_TIME) * 1000UL) - (now - residency_start_ms)) / 1000UL;
SERIAL_PROTOCOLLN(rem); SERIAL_PROTOCOLLN(rem);
} }
@ -4323,11 +4323,18 @@ inline void gcode_M109() {
refresh_cmd_timeout(); // to prevent stepper_inactive_time from running out refresh_cmd_timeout(); // to prevent stepper_inactive_time from running out
#ifdef TEMP_RESIDENCY_TIME #ifdef TEMP_RESIDENCY_TIME
float temp_diff = labs(degHotend(target_extruder) - degTargetHotend(target_extruder));
if (residency_start_ms == -1) {
// Start the TEMP_RESIDENCY_TIME timer when we reach target temp for the first time. // Start the TEMP_RESIDENCY_TIME timer when we reach target temp for the first time.
if (temp_diff < TEMP_WINDOW) residency_start_ms = millis();
}
else if (temp_diff > TEMP_HYSTERESIS) {
// Restart the timer whenever the temperature falls outside the hysteresis. // Restart the timer whenever the temperature falls outside the hysteresis.
if ((residency_start_ms <= 0 && labs(degHotend(target_extruder) - degTargetHotend(target_extruder)) < TEMP_WINDOW) ||
(labs(degHotend(target_extruder) - degTargetHotend(target_extruder)) > ((residency_start_ms < 0) ? TEMP_WINDOW : TEMP_HYSTERESIS)))
residency_start_ms = millis(); residency_start_ms = millis();
}
#endif //TEMP_RESIDENCY_TIME #endif //TEMP_RESIDENCY_TIME
} // while(!cancel_heatup && TEMP_CONDITIONS) } // while(!cancel_heatup && TEMP_CONDITIONS)