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Tweak some SoftPWM code

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This commit is contained in:
Scott Lahteine
2018-07-15 16:07:31 -05:00
parent 32de09f5c5
commit 22ebbc091f
1 changed files with 35 additions and 66 deletions
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101
Marlin/src/module/temperature.cpp
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@@ -267,19 +267,29 @@ uint8_t Temperature::soft_pwm_amount[HOTENDS];
workKp = 0, workKi = 0, workKd = 0,
max = 0, min = 10000;
#define HAS_TP_BED (ENABLED(THERMAL_PROTECTION_BED) && ENABLED(PIDTEMPBED))
#if HAS_TP_BED && ENABLED(THERMAL_PROTECTION_HOTENDS) && ENABLED(PIDTEMP)
#define TV(B,H) (hotend < 0 ? (B) : (H))
#elif HAS_TP_BED
#define TV(B,H) (B)
#if HAS_PID_FOR_BOTH
#define GHV(B,H) (hotend < 0 ? (B) : (H))
#define SHV(S,B,H) if (hotend < 0) S##_bed = B; else S [hotend] = H;
#elif ENABLED(PIDTEMPBED)
#define GHV(B,H) B
#define SHV(S,B,H) (S##_bed = B)
#else
#define TV(B,H) (H)
#define GHV(B,H) H
#define SHV(S,B,H) (S [hotend] = H)
#endif
#if WATCH_THE_BED || WATCH_HOTENDS
const uint16_t watch_temp_period = TV(WATCH_BED_TEMP_PERIOD, WATCH_TEMP_PERIOD);
const uint8_t watch_temp_increase = TV(WATCH_BED_TEMP_INCREASE, WATCH_TEMP_INCREASE);
const float watch_temp_target = target - float(watch_temp_increase + TV(TEMP_BED_HYSTERESIS, TEMP_HYSTERESIS) + 1);
#define HAS_TP_BED (ENABLED(THERMAL_PROTECTION_BED) && ENABLED(PIDTEMPBED))
#if HAS_TP_BED && ENABLED(THERMAL_PROTECTION_HOTENDS) && ENABLED(PIDTEMP)
#define GTV(B,H) (hotend < 0 ? (B) : (H))
#elif HAS_TP_BED
#define GTV(B,H) (B)
#else
#define GTV(B,H) (H)
#endif
const uint16_t watch_temp_period = GTV(WATCH_BED_TEMP_PERIOD, WATCH_TEMP_PERIOD);
const uint8_t watch_temp_increase = GTV(WATCH_BED_TEMP_INCREASE, WATCH_TEMP_INCREASE);
const float watch_temp_target = target - float(watch_temp_increase + GTV(TEMP_BED_HYSTERESIS, TEMP_HYSTERESIS) + 1);
millis_t temp_change_ms = next_temp_ms + watch_temp_period * 1000UL;
float next_watch_temp = 0.0;
bool heated = false;
@@ -309,16 +319,7 @@ uint8_t Temperature::soft_pwm_amount[HOTENDS];
disable_all_heaters(); // switch off all heaters.
#if HAS_PID_FOR_BOTH
if (hotend < 0)
soft_pwm_amount_bed = bias = d = (MAX_BED_POWER) >> 1;
else
soft_pwm_amount[hotend] = bias = d = (PID_MAX) >> 1;
#elif ENABLED(PIDTEMP)
soft_pwm_amount[hotend] = bias = d = (PID_MAX) >> 1;
#else
soft_pwm_amount_bed = bias = d = (MAX_BED_POWER) >> 1;
#endif
SHV(soft_pwm_amount, bias = d = (MAX_BED_POWER) >> 1, bias = d = (PID_MAX) >> 1);
wait_for_heatup = true; // Can be interrupted with M108
@@ -331,15 +332,7 @@ uint8_t Temperature::soft_pwm_amount[HOTENDS];
updateTemperaturesFromRawValues();
// Get the current temperature and constrain it
current =
#if HAS_PID_FOR_BOTH
hotend < 0 ? current_temperature_bed : current_temperature[hotend]
#elif ENABLED(PIDTEMP)
current_temperature[hotend]
#else
current_temperature_bed
#endif
;
current = GHV(current_temperature_bed, current_temperature[hotend]);
NOLESS(max, current);
NOMORE(min, current);
@@ -353,16 +346,7 @@ uint8_t Temperature::soft_pwm_amount[HOTENDS];
if (heating && current > target) {
if (ELAPSED(ms, t2 + 5000UL)) {
heating = false;
#if HAS_PID_FOR_BOTH
if (hotend < 0)
soft_pwm_amount_bed = (bias - d) >> 1;
else
soft_pwm_amount[hotend] = (bias - d) >> 1;
#elif ENABLED(PIDTEMP)
soft_pwm_amount[hotend] = (bias - d) >> 1;
#elif ENABLED(PIDTEMPBED)
soft_pwm_amount_bed = (bias - d) >> 1;
#endif
SHV(soft_pwm_amount, (bias - d) >> 1, (bias - d) >> 1);
t1 = ms;
t_high = t1 - t2;
max = target;
@@ -375,15 +359,7 @@ uint8_t Temperature::soft_pwm_amount[HOTENDS];
t2 = ms;
t_low = t2 - t1;
if (cycles > 0) {
long max_pow =
#if HAS_PID_FOR_BOTH
hotend < 0 ? MAX_BED_POWER : PID_MAX
#elif ENABLED(PIDTEMP)
PID_MAX
#else
MAX_BED_POWER
#endif
;
const long max_pow = GHV(MAX_BED_POWER, PID_MAX);
bias += (d * (t_high - t_low)) / (t_low + t_high);
bias = constrain(bias, 20, max_pow - 20);
d = (bias > max_pow >> 1) ? max_pow - 1 - bias : bias;
@@ -422,16 +398,7 @@ uint8_t Temperature::soft_pwm_amount[HOTENDS];
*/
}
}
#if HAS_PID_FOR_BOTH
if (hotend < 0)
soft_pwm_amount_bed = (bias + d) >> 1;
else
soft_pwm_amount[hotend] = (bias + d) >> 1;
#elif ENABLED(PIDTEMP)
soft_pwm_amount[hotend] = (bias + d) >> 1;
#else
soft_pwm_amount_bed = (bias + d) >> 1;
#endif
SHV(soft_pwm_amount, (bias + d) >> 1, (bias + d) >> 1);
cycles++;
min = target;
}
@@ -460,10 +427,10 @@ uint8_t Temperature::soft_pwm_amount[HOTENDS];
if (
#if WATCH_THE_BED && WATCH_HOTENDS
true
#elif WATCH_THE_BED
hotend < 0
#else
#elif WATCH_HOTENDS
hotend >= 0
#else
hotend < 0
#endif
) {
if (!heated) { // If not yet reached target...
@@ -494,7 +461,7 @@ uint8_t Temperature::soft_pwm_amount[HOTENDS];
SERIAL_PROTOCOLLNPGM(MSG_PID_AUTOTUNE_FINISHED);
#if HAS_PID_FOR_BOTH
const char* estring = hotend < 0 ? "bed" : "";
const char* estring = GHV("bed", "");
SERIAL_PROTOCOLPAIR("#define DEFAULT_", estring); SERIAL_PROTOCOLPAIR("Kp ", workKp); SERIAL_EOL();
SERIAL_PROTOCOLPAIR("#define DEFAULT_", estring); SERIAL_PROTOCOLPAIR("Ki ", workKi); SERIAL_EOL();
SERIAL_PROTOCOLPAIR("#define DEFAULT_", estring); SERIAL_PROTOCOLPAIR("Kd ", workKd); SERIAL_EOL();
@@ -582,11 +549,13 @@ int Temperature::getHeaterPower(const int heater) {
uint8_t fanDone = 0;
for (uint8_t f = 0; f < COUNT(fanPin); f++) {
#ifdef ARDUINO
pin_t pin = pgm_read_byte(&fanPin[f]);
#else
pin_t pin = fanPin[f];
#endif
const pin_t pin =
#ifdef ARDUINO
pgm_read_byte(&fanPin[f])
#else
fanPin[f]
#endif
;
const uint8_t bit = pgm_read_byte(&fanBit[f]);
if (pin >= 0 && !TEST(fanDone, bit)) {
uint8_t newFanSpeed = TEST(fanState, bit) ? EXTRUDER_AUTO_FAN_SPEED : 0;