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Support for multiple PWM fans

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This commit is contained in:
Scott Lahteine 2016-03-05 18:27:45 -08:00
parent 637cc03686
commit 4bbea5124d
11 changed files with 312 additions and 75 deletions
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30
Marlin/Conditionals.h
View File

@ -465,7 +465,9 @@
#define HAS_AUTO_FAN_2 (PIN_EXISTS(EXTRUDER_2_AUTO_FAN))
#define HAS_AUTO_FAN_3 (PIN_EXISTS(EXTRUDER_3_AUTO_FAN))
#define HAS_AUTO_FAN (HAS_AUTO_FAN_0 || HAS_AUTO_FAN_1 || HAS_AUTO_FAN_2 || HAS_AUTO_FAN_3)
#define HAS_FAN (PIN_EXISTS(FAN))
#define HAS_FAN0 (PIN_EXISTS(FAN))
#define HAS_FAN1 (PIN_EXISTS(FAN1) && CONTROLLERFAN_PIN != FAN1_PIN && EXTRUDER_0_AUTO_FAN_PIN != FAN1_PIN && EXTRUDER_1_AUTO_FAN_PIN != FAN1_PIN && EXTRUDER_2_AUTO_FAN_PIN != FAN1_PIN)
#define HAS_FAN2 (PIN_EXISTS(FAN2) && CONTROLLERFAN_PIN != FAN2_PIN && EXTRUDER_0_AUTO_FAN_PIN != FAN2_PIN && EXTRUDER_1_AUTO_FAN_PIN != FAN2_PIN && EXTRUDER_2_AUTO_FAN_PIN != FAN2_PIN)
#define HAS_CONTROLLERFAN (PIN_EXISTS(CONTROLLERFAN))
#define HAS_SERVOS (defined(NUM_SERVOS) && NUM_SERVOS > 0)
#define HAS_SERVO_0 (PIN_EXISTS(SERVO0))
@ -550,10 +552,32 @@
#if HAS_HEATER_BED
#define WRITE_HEATER_BED(v) WRITE(HEATER_BED_PIN, v)
#endif
#if HAS_FAN
#define WRITE_FAN(v) WRITE(FAN_PIN, v)
/**
* Up to 3 PWM fans
*/
#if HAS_FAN2
#define FAN_COUNT 3
#elif HAS_FAN1
#define FAN_COUNT 2
#elif HAS_FAN0
#define FAN_COUNT 1
#else
#define FAN_COUNT 0
#endif
#if HAS_FAN0
#define WRITE_FAN(v) WRITE(FAN_PIN, v)
#define WRITE_FAN0(v) WRITE_FAN(v)
#endif
#if HAS_FAN1
#define WRITE_FAN1(v) WRITE(FAN1_PIN, v)
#endif
#if HAS_FAN2
#define WRITE_FAN2(v) WRITE(FAN2_PIN, v)
#endif
#define WRITE_FAN_N(n, v) WRITE_FAN##n(v)
#define HAS_BUZZER (PIN_EXISTS(BEEPER) || defined(LCD_USE_I2C_BUZZER))
#if defined(NUM_SERVOS) && NUM_SERVOS > 0

8
Marlin/Marlin.h
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@ -306,17 +306,15 @@ extern bool axis_homed[3]; // axis[n].is_homed
extern float extrude_min_temp;
#endif
extern int fanSpeed;
#if FAN_COUNT > 0
extern int fanSpeeds[FAN_COUNT];
#endif
#if ENABLED(BARICUDA)
extern int ValvePressure;
extern int EtoPPressure;
#endif
#if ENABLED(FAN_SOFT_PWM)
extern unsigned char fanSpeedSoftPwm;
#endif
#if ENABLED(FILAMENT_SENSOR)
extern float filament_width_nominal; //holds the theoretical filament diameter i.e., 3.00 or 1.75
extern bool filament_sensor; //indicates that filament sensor readings should control extrusion

48
Marlin/Marlin_main.cpp
View File

@ -267,8 +267,11 @@ float home_offset[3] = { 0 };
float min_pos[3] = { X_MIN_POS, Y_MIN_POS, Z_MIN_POS };
float max_pos[3] = { X_MAX_POS, Y_MAX_POS, Z_MAX_POS };
#if FAN_COUNT > 0
int fanSpeeds[FAN_COUNT] = { 0 };
#endif
uint8_t active_extruder = 0;
int fanSpeed = 0;
bool cancel_heatup = false;
const char errormagic[] PROGMEM = "Error:";
@ -3597,8 +3600,16 @@ inline void gcode_M42() {
}
}
#if HAS_FAN
if (pin_number == FAN_PIN) fanSpeed = pin_status;
#if HAS_FAN0
if (pin_number == FAN_PIN) fanSpeeds[0] = pin_status;
#endif
#if HAS_FAN1
if (pin_number == FAN1_PIN) fanSpeeds[1] = pin_status;
#endif
#if HAS_FAN2
if (pin_number == FAN2_PIN) fanSpeeds[2] = pin_status;
#endif
if (pin_number > -1) {
@ -3968,19 +3979,30 @@ inline void gcode_M105() {
SERIAL_EOL;
}
#if HAS_FAN
#if FAN_COUNT > 0
/**
* M106: Set Fan Speed
*
* S<int> Speed between 0-255
* P<index> Fan index, if more than one fan
*/
inline void gcode_M106() { fanSpeed = code_seen('S') ? constrain(code_value_short(), 0, 255) : 255; }
inline void gcode_M106() {
uint16_t s = code_seen('S') ? code_value_short() : 255,
p = code_seen('P') ? code_value_short() : 0;
NOMORE(s, 255);
if (p < FAN_COUNT) fanSpeeds[p] = s;
}
/**
* M107: Fan Off
*/
inline void gcode_M107() { fanSpeed = 0; }
inline void gcode_M107() {
uint16_t p = code_seen('P') ? code_value_short() : 0;
if (p < FAN_COUNT) fanSpeeds[p] = 0;
}
#endif // HAS_FAN
#endif // FAN_COUNT > 0
/**
* M109: Sxxx Wait for extruder(s) to reach temperature. Waits only when heating.
@ -4261,7 +4283,13 @@ inline void gcode_M140() {
inline void gcode_M81() {
disable_all_heaters();
finishAndDisableSteppers();
fanSpeed = 0;
#if FAN_COUNT > 0
#if FAN_COUNT > 1
for (uint8_t i = 0; i < FAN_COUNT; i++) fanSpeeds[i] = 0;
#else
fanSpeeds[0] = 0;
#endif
#endif
delay(1000); // Wait 1 second before switching off
#if HAS_SUICIDE
st_synchronize();
@ -6015,14 +6043,14 @@ void process_next_command() {
break;
#endif // HAS_TEMP_BED
#if HAS_FAN
#if FAN_COUNT > 0
case 106: // M106: Fan On
gcode_M106();
break;
case 107: // M107: Fan Off
gcode_M107();
break;
#endif // HAS_FAN
#endif // FAN_COUNT > 0
#if ENABLED(BARICUDA)
// PWM for HEATER_1_PIN

18
Marlin/SanityCheck.h
View File

@ -264,7 +264,8 @@
/**
* Make sure auto fan pins don't conflict with the fan pin
*/
#if HAS_AUTO_FAN && HAS_FAN
#if HAS_AUTO_FAN
#if HAS_FAN0
#if EXTRUDER_0_AUTO_FAN_PIN == FAN_PIN
#error You cannot set EXTRUDER_0_AUTO_FAN_PIN equal to FAN_PIN.
#elif EXTRUDER_1_AUTO_FAN_PIN == FAN_PIN
@ -275,11 +276,24 @@
#error You cannot set EXTRUDER_3_AUTO_FAN_PIN equal to FAN_PIN.
#endif
#endif
#endif
#if HAS_FAN && CONTROLLERFAN_PIN == FAN_PIN
#if HAS_FAN0 && CONTROLLERFAN_PIN == FAN_PIN
#error You cannot set CONTROLLERFAN_PIN equal to FAN_PIN.
#endif
#if HAS_CONTROLLERFAN
#if EXTRUDER_0_AUTO_FAN_PIN == CONTROLLERFAN_PIN
#error You cannot set EXTRUDER_0_AUTO_FAN_PIN equal to CONTROLLERFAN_PIN.
#elif EXTRUDER_1_AUTO_FAN_PIN == CONTROLLERFAN_PIN
#error You cannot set EXTRUDER_1_AUTO_FAN_PIN equal to CONTROLLERFAN_PIN.
#elif EXTRUDER_2_AUTO_FAN_PIN == CONTROLLERFAN_PIN
#error You cannot set EXTRUDER_2_AUTO_FAN_PIN equal to CONTROLLERFAN_PIN.
#elif EXTRUDER_3_AUTO_FAN_PIN == CONTROLLERFAN_PIN
#error You cannot set EXTRUDER_3_AUTO_FAN_PIN equal to CONTROLLERFAN_PIN.
#endif
#endif
/**
* Test Heater, Temp Sensor, and Extruder Pins; Sensor Type must also be set.
*/

6
Marlin/dogm_lcd_implementation.h
View File

@ -283,7 +283,7 @@ static void lcd_implementation_status_screen() {
u8g.setColorIndex(1); // black on white
// Symbols menu graphics, animated fan
u8g.drawBitmapP(9,1,STATUS_SCREENBYTEWIDTH,STATUS_SCREENHEIGHT, (blink % 2) && fanSpeed ? status_screen0_bmp : status_screen1_bmp);
u8g.drawBitmapP(9,1,STATUS_SCREENBYTEWIDTH,STATUS_SCREENHEIGHT, (blink % 2) && fanSpeeds[0] ? status_screen0_bmp : status_screen1_bmp);
#if ENABLED(SDSUPPORT)
// SD Card Symbol
@ -324,8 +324,8 @@ static void lcd_implementation_status_screen() {
// Fan
lcd_setFont(FONT_STATUSMENU);
u8g.setPrintPos(104, 27);
#if HAS_FAN
int per = ((fanSpeed + 1) * 100) / 256;
#if HAS_FAN0
int per = ((fanSpeeds[0] + 1) * 100) / 256;
if (per) {
lcd_print(itostr3(per));
lcd_print('%');

2
Marlin/pins_MEGACONTROLLER.h
View File

@ -49,7 +49,7 @@
#define FAN1_PIN 35
#define FAN2_PIN 36
#define FAN_SOFT_PWM
#define CONTROLLERFAN_PIN 36
#define CONTROLLERFAN_PIN FAN2_PIN
#define PS_ON_PIN -1
#define KILL_PIN -1

101
Marlin/planner.cpp
View File

@ -93,6 +93,10 @@ unsigned long axis_steps_per_sqr_second[NUM_AXIS];
bool autotemp_enabled = false;
#endif
#if ENABLED(FAN_SOFT_PWM)
extern unsigned char fanSpeedSoftPwm[FAN_COUNT];
#endif
//===========================================================================
//============ semi-private variables, used in inline functions =============
//===========================================================================
@ -399,7 +403,12 @@ void plan_init() {
void check_axes_activity() {
unsigned char axis_active[NUM_AXIS] = { 0 },
tail_fan_speed = fanSpeed;
tail_fan_speed[FAN_COUNT];
#if FAN_COUNT > 0
for (uint8_t i = 0; i < FAN_COUNT; i++) tail_fan_speed[i] = fanSpeeds[i];
#endif
#if ENABLED(BARICUDA)
unsigned char tail_valve_pressure = ValvePressure,
tail_e_to_p_pressure = EtoPPressure;
@ -408,13 +417,19 @@ void check_axes_activity() {
block_t* block;
if (blocks_queued()) {
uint8_t block_index = block_buffer_tail;
tail_fan_speed = block_buffer[block_index].fan_speed;
#if FAN_COUNT > 0
for (uint8_t i = 0; i < FAN_COUNT; i++) tail_fan_speed[i] = block_buffer[block_index].fan_speed[i];
#endif
#if ENABLED(BARICUDA)
block = &block_buffer[block_index];
tail_valve_pressure = block->valve_pressure;
tail_e_to_p_pressure = block->e_to_p_pressure;
#endif
while (block_index != block_buffer_head) {
block = &block_buffer[block_index];
for (int i = 0; i < NUM_AXIS; i++) if (block->steps[i]) axis_active[i]++;
@ -439,32 +454,65 @@ void check_axes_activity() {
}
#endif
#if HAS_FAN
#ifdef FAN_KICKSTART_TIME
static millis_t fan_kick_end = 0;
if (tail_fan_speed) {
millis_t ms = millis();
if (fan_kick_end == 0) {
fan_kick_end = ms + FAN_KICKSTART_TIME;
tail_fan_speed = 255; // Starting up.
}
else if (ms < fan_kick_end)
tail_fan_speed = 255; // Still spinning up.
else
fan_kick_end = 0;
}
#endif //FAN_KICKSTART_TIME
#if FAN_COUNT > 0
#if defined(FAN_MIN_PWM)
#define CALC_FAN_SPEED (tail_fan_speed ? ( FAN_MIN_PWM + (tail_fan_speed * (255 - (FAN_MIN_PWM))) / 255 ) : 0)
#define CALC_FAN_SPEED(f) (tail_fan_speed[f] ? ( FAN_MIN_PWM + (tail_fan_speed[f] * (255 - FAN_MIN_PWM)) / 255 ) : 0)
#else
#define CALC_FAN_SPEED tail_fan_speed
#endif // FAN_MIN_PWM
#define CALC_FAN_SPEED(f) tail_fan_speed[f]
#endif
#ifdef FAN_KICKSTART_TIME
static millis_t fan_kick_end[FAN_COUNT] = { 0 }, ms = millis();
#define KICKSTART_FAN(f) \
if (tail_fan_speed[f]) { \
if (fan_kick_end[f] == 0) { \
fan_kick_end[f] = ms + FAN_KICKSTART_TIME; \
tail_fan_speed[f] = 255; \
} \
else if (fan_kick_end[f] > ms) \
tail_fan_speed[f] = 255; \
else \
fan_kick_end[f] = 0; \
}
#if HAS_FAN0
KICKSTART_FAN(0);
#endif
#if HAS_FAN1
KICKSTART_FAN(1);
#endif
#if HAS_FAN2
KICKSTART_FAN(2);
#endif
#endif //FAN_KICKSTART_TIME
#if ENABLED(FAN_SOFT_PWM)
fanSpeedSoftPwm = CALC_FAN_SPEED;
#if HAS_FAN0
fanSpeedSoftPwm[0] = CALC_FAN_SPEED(0);
#endif
#if HAS_FAN1
fanSpeedSoftPwm[1] = CALC_FAN_SPEED(1);
#endif
#if HAS_FAN2
fanSpeedSoftPwm[2] = CALC_FAN_SPEED(2);
#endif
#else
analogWrite(FAN_PIN, CALC_FAN_SPEED);
#endif // FAN_SOFT_PWM
#endif // HAS_FAN
#if HAS_FAN0
analogWrite(FAN_PIN, CALC_FAN_SPEED(0));
#endif
#if HAS_FAN1
analogWrite(FAN1_PIN, CALC_FAN_SPEED(1));
#endif
#if HAS_FAN2
analogWrite(FAN2_PIN, CALC_FAN_SPEED(2));
#endif
#endif
#endif // FAN_COUNT > 0
#if ENABLED(AUTOTEMP)
getHighESpeed();
@ -576,7 +624,10 @@ float junction_deviation = 0.1;
// Bail if this is a zero-length block
if (block->step_event_count <= dropsegments) return;
block->fan_speed = fanSpeed;
#if FAN_COUNT > 0
for (uint8_t i = 0; i < FAN_COUNT; i++) block->fan_speed[i] = fanSpeeds[i];
#endif
#if ENABLED(BARICUDA)
block->valve_pressure = ValvePressure;
block->e_to_p_pressure = EtoPPressure;

8
Marlin/planner.h
View File

@ -59,12 +59,18 @@ typedef struct {
unsigned long initial_rate; // The jerk-adjusted step rate at start of block
unsigned long final_rate; // The minimal rate at exit
unsigned long acceleration_st; // acceleration steps/sec^2
unsigned long fan_speed;
#if FAN_COUNT > 0
unsigned long fan_speed[FAN_COUNT];
#endif
#if ENABLED(BARICUDA)
unsigned long valve_pressure;
unsigned long e_to_p_pressure;
#endif
volatile char busy;
} block_t;
#define BLOCK_MOD(n) ((n)&(BLOCK_BUFFER_SIZE-1))

80
Marlin/temperature.cpp
View File

@ -62,7 +62,7 @@ float current_temperature_bed = 0.0;
#endif //PIDTEMPBED
#if ENABLED(FAN_SOFT_PWM)
unsigned char fanSpeedSoftPwm;
unsigned char fanSpeedSoftPwm[FAN_COUNT];
#endif
unsigned char soft_pwm_bed;
@ -130,7 +130,7 @@ static volatile bool temp_meas_ready = false;
static unsigned char soft_pwm[EXTRUDERS];
#if ENABLED(FAN_SOFT_PWM)
static unsigned char soft_pwm_fan;
static unsigned char soft_pwm_fan[FAN_COUNT];
#endif
#if HAS_AUTO_FAN
static millis_t next_auto_fan_check_ms;
@ -886,17 +886,40 @@ void tp_init() {
#if HAS_HEATER_BED
SET_OUTPUT(HEATER_BED_PIN);
#endif
#if HAS_FAN
#if ENABLED(FAST_PWM_FAN) || ENABLED(FAN_SOFT_PWM)
#if HAS_FAN0
SET_OUTPUT(FAN_PIN);
#if ENABLED(FAST_PWM_FAN)
setPwmFrequency(FAN_PIN, 1); // No prescaling. Pwm frequency = F_CPU/256/8
#endif
#if ENABLED(FAN_SOFT_PWM)
soft_pwm_fan = fanSpeedSoftPwm / 2;
soft_pwm_fan[0] = fanSpeedSoftPwm[0] / 2;
#endif
#endif
#if HAS_FAN1
SET_OUTPUT(FAN1_PIN);
#if ENABLED(FAST_PWM_FAN)
setPwmFrequency(FAN1_PIN, 1); // No prescaling. Pwm frequency = F_CPU/256/8
#endif
#if ENABLED(FAN_SOFT_PWM)
soft_pwm_fan[1] = fanSpeedSoftPwm[1] / 2;
#endif
#endif
#if HAS_FAN2
SET_OUTPUT(FAN2_PIN);
#if ENABLED(FAST_PWM_FAN)
setPwmFrequency(FAN2_PIN, 1); // No prescaling. Pwm frequency = F_CPU/256/8
#endif
#if ENABLED(FAN_SOFT_PWM)
soft_pwm_fan[2] = fanSpeedSoftPwm[2] / 2;
#endif
#endif
#endif // FAST_PWM_FAN || FAN_SOFT_PWM
#if ENABLED(HEATER_0_USES_MAX6675)
@ -1320,9 +1343,20 @@ ISR(TIMER0_COMPB_vect) {
soft_pwm_BED = soft_pwm_bed;
WRITE_HEATER_BED(soft_pwm_BED > 0 ? 1 : 0);
#endif
#if ENABLED(FAN_SOFT_PWM)
soft_pwm_fan = fanSpeedSoftPwm / 2;
WRITE_FAN(soft_pwm_fan > 0 ? 1 : 0);
#if HAS_FAN0
soft_pwm_fan[0] = fanSpeedSoftPwm[0] / 2;
WRITE_FAN(soft_pwm_fan[0] > 0 ? 1 : 0);
#endif
#if HAS_FAN1
soft_pwm_fan[1] = fanSpeedSoftPwm[1] / 2;
WRITE_FAN1(soft_pwm_fan[1] > 0 ? 1 : 0);
#endif
#if HAS_FAN2
soft_pwm_fan[2] = fanSpeedSoftPwm[2] / 2;
WRITE_FAN2(soft_pwm_fan[2] > 0 ? 1 : 0);
#endif
#endif
}
@ -1342,7 +1376,15 @@ ISR(TIMER0_COMPB_vect) {
#endif
#if ENABLED(FAN_SOFT_PWM)
if (soft_pwm_fan < pwm_count) WRITE_FAN(0);
#if HAS_FAN0
if (soft_pwm_fan[0] < pwm_count) WRITE_FAN(0);
#endif
#if HAS_FAN1
if (soft_pwm_fan[1] < pwm_count) WRITE_FAN1(0);
#endif
#if HAS_FAN2
if (soft_pwm_fan[2] < pwm_count) WRITE_FAN2(0);
#endif
#endif
pwm_count += _BV(SOFT_PWM_SCALE);
@ -1421,10 +1463,28 @@ ISR(TIMER0_COMPB_vect) {
#if ENABLED(FAN_SOFT_PWM)
if (pwm_count == 0) {
soft_pwm_fan = fanSpeedSoftPwm / 2;
WRITE_FAN(soft_pwm_fan > 0 ? 1 : 0);
#if HAS_FAN0
soft_pwm_fan[0] = fanSpeedSoftPwm[0] / 2;
WRITE_FAN(soft_pwm_fan[0] > 0 ? 1 : 0);
#endif
#if HAS_FAN1
soft_pwm_fan[1] = fanSpeedSoftPwm[1] / 2;
WRITE_FAN1(soft_pwm_fan[1] > 0 ? 1 : 0);
#endif
#if HAS_FAN2
soft_pwm_fan[2] = fanSpeedSoftPwm[2] / 2;
WRITE_FAN2(soft_pwm_fan[2] > 0 ? 1 : 0);
#endif
}
if (soft_pwm_fan < pwm_count) WRITE_FAN(0);
#if HAS_FAN0
if (soft_pwm_fan[0] < pwm_count) WRITE_FAN(0);
#endif
#if HAS_FAN1
if (soft_pwm_fan[1] < pwm_count) WRITE_FAN1(0);
#endif
#if HAS_FAN2
if (soft_pwm_fan[2] < pwm_count) WRITE_FAN2(0);
#endif
#endif //FAN_SOFT_PWM
pwm_count += _BV(SOFT_PWM_SCALE);

46
Marlin/ultralcd.cpp
View File

@ -614,7 +614,22 @@ static void lcd_tune_menu() {
//
// Fan Speed:
//
MENU_MULTIPLIER_ITEM_EDIT(int3, MSG_FAN_SPEED, &fanSpeed, 0, 255);
#if FAN_COUNT > 0
#if HAS_FAN0
#if FAN_COUNT > 1
#define MSG_1ST_FAN_SPEED MSG_FAN_SPEED " 1"
#else
#define MSG_1ST_FAN_SPEED MSG_FAN_SPEED
#endif
MENU_MULTIPLIER_ITEM_EDIT(int3, MSG_1ST_FAN_SPEED, &fanSpeeds[0], 0, 255);
#endif
#if HAS_FAN1
MENU_MULTIPLIER_ITEM_EDIT(int3, MSG_FAN_SPEED " 2", &fanSpeeds[1], 0, 255);
#endif
#if HAS_FAN2
MENU_MULTIPLIER_ITEM_EDIT(int3, MSG_FAN_SPEED " 3", &fanSpeeds[2], 0, 255);
#endif
#endif // FAN_COUNT > 0
//
// Flow:
@ -665,7 +680,13 @@ void _lcd_preheat(int endnum, const float temph, const float tempb, const int fa
#if TEMP_SENSOR_BED != 0
setTargetBed(tempb);
#endif
fanSpeed = fan;
#if FAN_COUNT > 0
#if FAN_COUNT > 1
fanSpeeds[active_extruder < FAN_COUNT ? active_extruder : 0] = fan;
#else
fanSpeeds[0] = fan;
#endif
#endif
lcd_return_to_status();
}
@ -755,8 +776,10 @@ void _lcd_preheat(int endnum, const float temph, const float tempb, const int fa
#endif // TEMP_SENSOR_0 && (TEMP_SENSOR_1 || TEMP_SENSOR_2 || TEMP_SENSOR_3 || TEMP_SENSOR_BED)
void lcd_cooldown() {
#if FAN_COUNT > 0
for (uint8_t i = 0; i < FAN_COUNT; i++) fanSpeeds[i] = 0;
#endif
disable_all_heaters();
fanSpeed = 0;
lcd_return_to_status();
}
@ -1125,7 +1148,22 @@ static void lcd_control_temperature_menu() {
//
// Fan Speed:
//
MENU_MULTIPLIER_ITEM_EDIT(int3, MSG_FAN_SPEED, &fanSpeed, 0, 255);
#if FAN_COUNT > 0
#if HAS_FAN0
#if FAN_COUNT > 1
#define MSG_1ST_FAN_SPEED MSG_FAN_SPEED " 1"
#else
#define MSG_1ST_FAN_SPEED MSG_FAN_SPEED
#endif
MENU_MULTIPLIER_ITEM_EDIT(int3, MSG_1ST_FAN_SPEED, &fanSpeeds[0], 0, 255);
#endif
#if HAS_FAN1
MENU_MULTIPLIER_ITEM_EDIT(int3, MSG_FAN_SPEED " 2", &fanSpeeds[1], 0, 255);
#endif
#if HAS_FAN2
MENU_MULTIPLIER_ITEM_EDIT(int3, MSG_FAN_SPEED " 3", &fanSpeeds[2], 0, 255);
#endif
#endif // FAN_COUNT > 0
//
// Autotemp, Min, Max, Fact

20
Marlin/ultralcd_implementation_hitachi_HD44780.h
View File

@ -873,16 +873,34 @@ void lcd_implementation_drawedit(const char* pstr, char* value) {
// Set the LEDS - referred to as backlights by the LiquidTWI2 library
static uint8_t ledsprev = 0;
uint8_t leds = 0;
if (target_temperature_bed > 0) leds |= LED_A;
if (target_temperature[0] > 0) leds |= LED_B;
if (fanSpeed) leds |= LED_C;
#if FAN_COUNT > 0
if (0
#if HAS_FAN0
|| fanSpeeds[0]
#endif
#if HAS_FAN1
|| fanSpeeds[1]
#endif
#if HAS_FAN2
|| fanSpeeds[2]
#endif
) leds |= LED_C;
#endif // FAN_COUNT > 0
#if EXTRUDERS > 1
if (target_temperature[1] > 0) leds |= LED_C;
#endif
if (leds != ledsprev) {
lcd.setBacklight(leds);
ledsprev = leds;
}
}
#endif // LCD_HAS_STATUS_INDICATORS