Enforce sensor range for temperature target (#18465)

* Mitigate stepper timeout * Add CHAMBER PWM code * Structured thermistor tables * Fix reversed sensor ranges * Prevent temps outside sensor range
4 years ago · c43bbcce15
56 changed files with 296 additions and 168 deletions
--- a/Marlin/src/MarlinCore.cpp
+++ b/Marlin/src/MarlinCore.cpp
@ -240,10 +240,6 @@ bool wait_for_heatup = true;

 #endif

-// Inactivity shutdown
-millis_t max_inactive_time, // = 0
-         stepper_inactive_time = SEC_TO_MS(DEFAULT_STEPPER_DEACTIVE_TIME);
-
 #if PIN_EXISTS(CHDK)
  extern millis_t chdk_timeout;
 #endif
@ -469,20 +465,23 @@ inline void manage_inactivity(const bool ignore_stepper_queue=false) {

  const millis_t ms = millis();

-  if (max_inactive_time && ELAPSED(ms, gcode.previous_move_ms + max_inactive_time)) {
+  // Prevent steppers timing-out in the middle of M600
+  #define STAY_TEST (BOTH(ADVANCED_PAUSE_FEATURE, PAUSE_PARK_NO_STEPPER_TIMEOUT) && did_pause_print)
+
+  if (STAY_TEST || ignore_stepper_queue)
+    gcode.reset_stepper_timeout(ms);
+
+  if (gcode.stepper_max_timed_out(ms)) {
    SERIAL_ERROR_START();
    SERIAL_ECHOLNPAIR(STR_KILL_INACTIVE_TIME, parser.command_ptr);
    kill();
  }

-  // Prevent steppers timing-out in the middle of M600
-  #define STAY_TEST (BOTH(ADVANCED_PAUSE_FEATURE, PAUSE_PARK_NO_STEPPER_TIMEOUT) && did_pause_print)
-
-  if (stepper_inactive_time) {
+  if (gcode.stepper_inactive_time) {
    static bool already_shutdown_steppers; // = false
    if (planner.has_blocks_queued())
-      gcode.reset_stepper_timeout();
-    else if (!STAY_TEST && !ignore_stepper_queue && ELAPSED(ms, gcode.previous_move_ms + stepper_inactive_time)) {
+      gcode.reset_stepper_timeout(ms);
+    else if (!STAY_TEST && !ignore_stepper_queue && gcode.stepper_inactive_timeout()) {
      if (!already_shutdown_steppers) {
        already_shutdown_steppers = true;  // L6470 SPI will consume 99% of free time without this
        if (ENABLED(DISABLE_INACTIVE_X)) DISABLE_AXIS_X();
@ -601,7 +600,7 @@ inline void manage_inactivity(const bool ignore_stepper_queue=false) {
        }
      #endif // !SWITCHING_EXTRUDER

-      gcode.reset_stepper_timeout();
+      gcode.reset_stepper_timeout(ms);
    }
  #endif // EXTRUDER_RUNOUT_PREVENT

--- a/Marlin/src/MarlinCore.h
+++ b/Marlin/src/MarlinCore.h
@ -87,9 +87,6 @@ extern bool wait_for_heatup;
  void wait_for_user_response(millis_t ms=0, const bool no_sleep=false);
 #endif

-// Inactivity shutdown timer
-extern millis_t max_inactive_time, stepper_inactive_time;
-
 #if ENABLED(PSU_CONTROL)
  extern bool powersupply_on;
  #define PSU_PIN_ON()  do{ OUT_WRITE(PS_ON_PIN,  PSU_ACTIVE_HIGH); powersupply_on = true; }while(0)
--- a/Marlin/src/feature/bedlevel/ubl/ubl.cpp
+++ b/Marlin/src/feature/bedlevel/ubl/ubl.cpp
@ -206,7 +206,7 @@
        if (human) SERIAL_CHAR(is_current ? ']' : ' ');

        SERIAL_FLUSHTX();
-        idle();
+        idle_no_sleep();
      }
      if (!lcd) SERIAL_EOL();

--- a/Marlin/src/gcode/bedlevel/abl/G29.cpp
+++ b/Marlin/src/gcode/bedlevel/abl/G29.cpp
@ -164,6 +164,8 @@
 */
 G29_TYPE GcodeSuite::G29() {

+  reset_stepper_timeout();
+
  const bool seenQ = EITHER(DEBUG_LEVELING_FEATURE, PROBE_MANUALLY) && parser.seen('Q');

  // G29 Q is also available if debugging
@ -675,7 +677,7 @@ G29_TYPE GcodeSuite::G29() {
          #endif

          abl_should_enable = false;
-          idle();
+          idle_no_sleep();

        } // inner
      } // outer
--- a/Marlin/src/gcode/calibrate/G28.cpp
+++ b/Marlin/src/gcode/calibrate/G28.cpp
@ -203,15 +203,15 @@
 */
 void GcodeSuite::G28() {

-#if ENABLED(LASER_MOVE_G28_OFF)
-  cutter.set_inline_enabled(false);       // turn off laser
-#endif
-
  if (DEBUGGING(LEVELING)) {
    DEBUG_ECHOLNPGM(">>> G28");
    log_machine_info();
  }

+  #if ENABLED(LASER_MOVE_G28_OFF)
+    cutter.set_inline_enabled(false);       // turn off laser
+  #endif
+
  TERN_(DWIN_CREALITY_LCD, HMI_flag.home_flag = true);

  #if ENABLED(DUAL_X_CARRIAGE)
@ -251,6 +251,9 @@ void GcodeSuite::G28() {

  TERN_(CNC_WORKSPACE_PLANES, workspace_plane = PLANE_XY);

+  // Count this command as movement / activity
+  reset_stepper_timeout();
+
  #define HAS_CURRENT_HOME(N) (defined(N##_CURRENT_HOME) && N##_CURRENT_HOME != N##_CURRENT)
  #if HAS_CURRENT_HOME(X) || HAS_CURRENT_HOME(X2) || HAS_CURRENT_HOME(Y) || HAS_CURRENT_HOME(Y2)
    #define HAS_HOMING_CURRENT 1
--- a/Marlin/src/gcode/control/M17_M18_M84.cpp
+++ b/Marlin/src/gcode/control/M17_M18_M84.cpp
@ -50,6 +50,7 @@ void GcodeSuite::M17() {
 */
 void GcodeSuite::M18_M84() {
  if (parser.seenval('S')) {
+    reset_stepper_timeout();
    stepper_inactive_time = parser.value_millis_from_seconds();
  }
  else {
--- a/Marlin/src/gcode/control/M85.cpp
+++ b/Marlin/src/gcode/control/M85.cpp
@ -21,7 +21,6 @@
 */

 #include "../gcode.h"
-#include "../../MarlinCore.h" // for max_inactive_time

 /**
 * M85: Set inactivity shutdown timer with parameter S<seconds>. To disable set zero (default)
--- a/Marlin/src/gcode/control/T.cpp
+++ b/Marlin/src/gcode/control/T.cpp
@ -53,6 +53,9 @@ void GcodeSuite::T(const uint8_t tool_index) {
    DEBUG_POS("BEFORE", current_position);
  }

+  // Count this command as movement / activity
+  reset_stepper_timeout();
+
  #if ENABLED(PRUSA_MMU2)
    if (parser.string_arg) {
      mmu2.tool_change(parser.string_arg);   // Special commands T?/Tx/Tc
--- a/Marlin/src/gcode/gcode.cpp
+++ b/Marlin/src/gcode/gcode.cpp
@ -59,7 +59,10 @@ GcodeSuite gcode;

 #include "../MarlinCore.h" // for idle()

-millis_t GcodeSuite::previous_move_ms;
+// Inactivity shutdown
+millis_t GcodeSuite::previous_move_ms = 0,
+         GcodeSuite::max_inactive_time = 0,
+         GcodeSuite::stepper_inactive_time = SEC_TO_MS(DEFAULT_STEPPER_DEACTIVE_TIME);

 // Relative motion mode for each logical axis
 static constexpr xyze_bool_t ar_init = AXIS_RELATIVE_MODES;
--- a/Marlin/src/gcode/gcode.h
+++ b/Marlin/src/gcode/gcode.h
@ -334,8 +334,14 @@ public:
    static bool select_coordinate_system(const int8_t _new);
  #endif

-  static millis_t previous_move_ms;
-  FORCE_INLINE static void reset_stepper_timeout() { previous_move_ms = millis(); }
+  static millis_t previous_move_ms, max_inactive_time, stepper_inactive_time;
+  FORCE_INLINE static void reset_stepper_timeout(const millis_t ms=millis()) { previous_move_ms = ms; }
+  FORCE_INLINE static bool stepper_max_timed_out(const millis_t ms=millis()) {
+    return max_inactive_time && ELAPSED(ms, previous_move_ms + max_inactive_time);
+  }
+  FORCE_INLINE static bool stepper_inactive_timeout(const millis_t ms=millis()) {
+    return ELAPSED(ms, previous_move_ms + stepper_inactive_time);
+  }

  static int8_t get_target_extruder_from_command();
  static int8_t get_target_e_stepper_from_command();
--- a/Marlin/src/module/temperature.cpp
+++ b/Marlin/src/module/temperature.cpp
@ -110,12 +110,12 @@

 #if HOTEND_USES_THERMISTOR
  #if ENABLED(TEMP_SENSOR_1_AS_REDUNDANT)
-    static const void* heater_ttbl_map[2] = { (void*)HEATER_0_TEMPTABLE, (void*)HEATER_1_TEMPTABLE };
+    static const temp_entry_t* heater_ttbl_map[2] = { HEATER_0_TEMPTABLE, HEATER_1_TEMPTABLE };
    static constexpr uint8_t heater_ttbllen_map[2] = { HEATER_0_TEMPTABLE_LEN, HEATER_1_TEMPTABLE_LEN };
  #else
    #define NEXT_TEMPTABLE(N) ,HEATER_##N##_TEMPTABLE
    #define NEXT_TEMPTABLE_LEN(N) ,HEATER_##N##_TEMPTABLE_LEN
-    static const void* heater_ttbl_map[HOTENDS] = ARRAY_BY_HOTENDS(HEATER_0_TEMPTABLE REPEAT_S(1, HOTENDS, NEXT_TEMPTABLE));
+    static const temp_entry_t* heater_ttbl_map[HOTENDS] = ARRAY_BY_HOTENDS(HEATER_0_TEMPTABLE REPEAT_S(1, HOTENDS, NEXT_TEMPTABLE));
    static constexpr uint8_t heater_ttbllen_map[HOTENDS] = ARRAY_BY_HOTENDS(HEATER_0_TEMPTABLE_LEN REPEAT_S(1, HOTENDS, NEXT_TEMPTABLE_LEN));
  #endif
 #endif
@ -900,11 +900,13 @@ void Temperature::min_temp_error(const heater_ind_t heater) {
          SERIAL_ECHO_START();
          SERIAL_ECHOPAIR(STR_PID_DEBUG, ee, STR_PID_DEBUG_INPUT, temp_hotend[ee].celsius, STR_PID_DEBUG_OUTPUT, pid_output);
          #if DISABLED(PID_OPENLOOP)
+          {
            SERIAL_ECHOPAIR( STR_PID_DEBUG_PTERM, work_pid[ee].Kp, STR_PID_DEBUG_ITERM, work_pid[ee].Ki, STR_PID_DEBUG_DTERM, work_pid[ee].Kd
              #if ENABLED(PID_EXTRUSION_SCALING)
                , STR_PID_DEBUG_CTERM, work_pid[ee].Kc
              #endif
            );
+          }
          #endif
          SERIAL_EOL();
        }
@ -920,7 +922,7 @@ void Temperature::min_temp_error(const heater_ind_t heater) {
    return pid_output;
  }

-#endif // HOTENDS
+#endif // HAS_HOTEND

 #if ENABLED(PIDTEMPBED)

@ -1058,7 +1060,7 @@ void Temperature::manage_heater() {

    } // HOTEND_LOOP

-  #endif // HOTENDS
+  #endif // HAS_HOTEND

  #if HAS_AUTO_FAN
    if (ELAPSED(ms, next_auto_fan_check_ms)) { // only need to check fan state very infrequently
@ -1208,22 +1210,22 @@ void Temperature::manage_heater() {
 * Bisect search for the range of the 'raw' value, then interpolate
 * proportionally between the under and over values.
 */
-#define SCAN_THERMISTOR_TABLE(TBL,LEN) do{                             \
-  uint8_t l = 0, r = LEN, m;                                           \
-  for (;;) {                                                           \
-    m = (l + r) >> 1;                                                  \
-    if (!m) return short(pgm_read_word(&TBL[0][1]));                   \
-    if (m == l || m == r) return short(pgm_read_word(&TBL[LEN-1][1])); \
-    short v00 = pgm_read_word(&TBL[m-1][0]),                           \
-          v10 = pgm_read_word(&TBL[m-0][0]);                           \
-         if (raw < v00) r = m;                                         \
-    else if (raw > v10) l = m;                                         \
-    else {                                                             \
-      const short v01 = short(pgm_read_word(&TBL[m-1][1])),            \
-                  v11 = short(pgm_read_word(&TBL[m-0][1]));            \
-      return v01 + (raw - v00) * float(v11 - v01) / float(v10 - v00);  \
-    }                                                                  \
-  }                                                                    \
+#define SCAN_THERMISTOR_TABLE(TBL,LEN) do{                            \
+  uint8_t l = 0, r = LEN, m;                                          \
+  for (;;) {                                                          \
+    m = (l + r) >> 1;                                                 \
+    if (!m) return int16_t(pgm_read_word(&TBL[0].celsius));           \
+    if (m == l || m == r) return int16_t(pgm_read_word(&TBL[LEN-1].celsius)); \
+    int16_t v00 = pgm_read_word(&TBL[m-1].value),                     \
+          v10 = pgm_read_word(&TBL[m-0].value);                       \
+         if (raw < v00) r = m;                                        \
+    else if (raw > v10) l = m;                                        \
+    else {                                                            \
+      const int16_t v01 = int16_t(pgm_read_word(&TBL[m-1].celsius)),  \
+                  v11 = int16_t(pgm_read_word(&TBL[m-0].celsius));    \
+      return v01 + (raw - v00) * float(v11 - v01) / float(v10 - v00); \
+    }                                                                 \
+  }                                                                   \
 }while(0)

 #if HAS_USER_THERMISTORS
@ -1452,13 +1454,13 @@ void Temperature::manage_heater() {

    #if HOTEND_USES_THERMISTOR
      // Thermistor with conversion table?
-      const short(*tt)[][2] = (short(*)[][2])(heater_ttbl_map[e]);
+      const temp_entry_t(*tt)[] = (temp_entry_t(*)[])(heater_ttbl_map[e]);
      SCAN_THERMISTOR_TABLE((*tt), heater_ttbllen_map[e]);
    #endif

    return 0;
  }
-#endif // HOTENDS
+#endif // HAS_HOTEND

 #if HAS_HEATED_BED
  // Derived from RepRap FiveD extruder::getTemperature()
@ -1790,80 +1792,91 @@ void Temperature::init() {
  #if HAS_HOTEND

    #define _TEMP_MIN_E(NR) do{ \
-      temp_range[NR].mintemp = HEATER_ ##NR## _MINTEMP; \
-      while (analog_to_celsius_hotend(temp_range[NR].raw_min, NR) < HEATER_ ##NR## _MINTEMP) \
+      const int16_t tmin = _MAX(HEATER_ ##NR## _MINTEMP, (int16_t)pgm_read_word(&HEATER_ ##NR## _TEMPTABLE[HEATER_ ##NR## _SENSOR_MINTEMP_IND].celsius)); \
+      temp_range[NR].mintemp = tmin; \
+      while (analog_to_celsius_hotend(temp_range[NR].raw_min, NR) < tmin) \
        temp_range[NR].raw_min += TEMPDIR(NR) * (OVERSAMPLENR); \
    }while(0)
    #define _TEMP_MAX_E(NR) do{ \
-      temp_range[NR].maxtemp = HEATER_ ##NR## _MAXTEMP; \
-      while (analog_to_celsius_hotend(temp_range[NR].raw_max, NR) > HEATER_ ##NR## _MAXTEMP) \
+      const int16_t tmax = _MIN(HEATER_ ##NR## _MAXTEMP, (int16_t)pgm_read_word(&HEATER_ ##NR## _TEMPTABLE[HEATER_ ##NR## _SENSOR_MAXTEMP_IND].celsius) - 1); \
+      temp_range[NR].maxtemp = tmax; \
+      while (analog_to_celsius_hotend(temp_range[NR].raw_max, NR) > tmax) \
        temp_range[NR].raw_max -= TEMPDIR(NR) * (OVERSAMPLENR); \
    }while(0)

-    #ifdef HEATER_0_MINTEMP
+    #if THERMISTOR_HEATER_0
+      #ifdef HEATER_0_MINTEMP
      _TEMP_MIN_E(0);
+      #endif
+      #ifdef HEATER_0_MAXTEMP
+        _TEMP_MAX_E(0);
+      #endif
    #endif
-    #ifdef HEATER_0_MAXTEMP
-      _TEMP_MAX_E(0);
-    #endif
-    #if HAS_MULTI_HOTEND
+
+    #if HAS_MULTI_HOTEND && THERMISTOR_HEATER_1
      #ifdef HEATER_1_MINTEMP
        _TEMP_MIN_E(1);
      #endif
      #ifdef HEATER_1_MAXTEMP
        _TEMP_MAX_E(1);
      #endif
-      #if HOTENDS > 2
-        #ifdef HEATER_2_MINTEMP
-          _TEMP_MIN_E(2);
-        #endif
-        #ifdef HEATER_2_MAXTEMP
-          _TEMP_MAX_E(2);
-        #endif
-        #if HOTENDS > 3
-          #ifdef HEATER_3_MINTEMP
-            _TEMP_MIN_E(3);
-          #endif
-          #ifdef HEATER_3_MAXTEMP
-            _TEMP_MAX_E(3);
-          #endif
-          #if HOTENDS > 4
-            #ifdef HEATER_4_MINTEMP
-              _TEMP_MIN_E(4);
-            #endif
-            #ifdef HEATER_4_MAXTEMP
-              _TEMP_MAX_E(4);
-            #endif
-            #if HOTENDS > 5
-              #ifdef HEATER_5_MINTEMP
-                _TEMP_MIN_E(5);
-              #endif
-              #ifdef HEATER_5_MAXTEMP
-                _TEMP_MAX_E(5);
-              #endif
-              #if HOTENDS > 6
-                #ifdef HEATER_6_MINTEMP
-                  _TEMP_MIN_E(6);
-                #endif
-                #ifdef HEATER_6_MAXTEMP
-                  _TEMP_MAX_E(6);
-                #endif
-                #if HOTENDS > 7
-                  #ifdef HEATER_7_MINTEMP
-                    _TEMP_MIN_E(7);
-                  #endif
-                  #ifdef HEATER_7_MAXTEMP
-                    _TEMP_MAX_E(7);
-                  #endif
-                #endif // HOTENDS > 7
-              #endif // HOTENDS > 6
-            #endif // HOTENDS > 5
-          #endif // HOTENDS > 4
-        #endif // HOTENDS > 3
-      #endif // HOTENDS > 2
-    #endif // HAS_MULTI_HOTEND
-
-  #endif // HOTENDS
+    #endif
+
+    #if HOTENDS > 2 && THERMISTOR_HEATER_2
+      #ifdef HEATER_2_MINTEMP
+        _TEMP_MIN_E(2);
+      #endif
+      #ifdef HEATER_2_MAXTEMP
+        _TEMP_MAX_E(2);
+      #endif
+    #endif
+
+    #if HOTENDS > 3 && THERMISTOR_HEATER_3
+      #ifdef HEATER_3_MINTEMP
+        _TEMP_MIN_E(3);
+      #endif
+      #ifdef HEATER_3_MAXTEMP
+        _TEMP_MAX_E(3);
+      #endif
+    #endif
+
+    #if HOTENDS > 4 && THERMISTOR_HEATER_4
+      #ifdef HEATER_4_MINTEMP
+        _TEMP_MIN_E(4);
+      #endif
+      #ifdef HEATER_4_MAXTEMP
+        _TEMP_MAX_E(4);
+      #endif
+    #endif
+
+    #if HOTENDS > 5 && THERMISTOR_HEATER_5
+      #ifdef HEATER_5_MINTEMP
+        _TEMP_MIN_E(5);
+      #endif
+      #ifdef HEATER_5_MAXTEMP
+        _TEMP_MAX_E(5);
+      #endif
+    #endif
+
+    #if HOTENDS > 6 && THERMISTOR_HEATER_6
+      #ifdef HEATER_6_MINTEMP
+        _TEMP_MIN_E(6);
+      #endif
+      #ifdef HEATER_6_MAXTEMP
+        _TEMP_MAX_E(6);
+      #endif
+    #endif
+
+    #if HOTENDS > 7 && THERMISTOR_HEATER_7
+      #ifdef HEATER_7_MINTEMP
+        _TEMP_MIN_E(7);
+      #endif
+      #ifdef HEATER_7_MAXTEMP
+        _TEMP_MAX_E(7);
+      #endif
+    #endif
+
+  #endif // HAS_HOTEND

  #if HAS_HEATED_BED
    #ifdef BED_MINTEMP
@ -2319,7 +2332,7 @@ void Temperature::readings_ready() {
      }
    }

-  #endif // HOTENDS
+  #endif // HAS_HOTEND

  #if HAS_HEATED_BED
    #if TEMPDIR(BED) < 0
@ -2573,6 +2586,10 @@ void Temperature::tick() {
        _SLOW_PWM(BED, soft_pwm_bed, temp_bed);
      #endif

+      #if HAS_HEATED_CHAMBER
+        _SLOW_PWM(CHAMBER, soft_pwm_chamber, temp_chamber);
+      #endif
+
    } // slow_pwm_count == 0

    #if HAS_HOTEND
@ -2584,6 +2601,10 @@ void Temperature::tick() {
      _PWM_OFF(BED, soft_pwm_bed);
    #endif

+    #if HAS_HEATED_CHAMBER
+      _PWM_OFF(CHAMBER, soft_pwm_chamber);
+    #endif
+
    #if ENABLED(FAN_SOFT_PWM)
      if (pwm_count_tmp >= 127) {
        pwm_count_tmp = 0;
@ -2662,6 +2683,7 @@ void Temperature::tick() {
        HOTEND_LOOP() soft_pwm_hotend[e].dec();
      #endif
      TERN_(HAS_HEATED_BED, soft_pwm_bed.dec());
+      TERN_(HAS_HEATED_CHAMBER, soft_pwm_chamber.dec());
    }

  #endif // SLOW_PWM_HEATERS
--- a/Marlin/src/module/temperature.h
+++ b/Marlin/src/module/temperature.h
@ -608,7 +608,7 @@ class Temperature {
        return ABS(degHotend(e) - temp) < (TEMP_HYSTERESIS);
      }

-    #endif // HOTENDS
+    #endif // HAS_HOTEND

    #if HAS_HEATED_BED

--- a/Marlin/src/module/thermistor/thermistor_1.h
+++ b/Marlin/src/module/thermistor/thermistor_1.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 4092 K, 4.7 kOhm pull-up, bed thermistor
-const short temptable_1[][2] PROGMEM = {
+const temp_entry_t temptable_1[] PROGMEM = {
  { OV(  23), 300 },
  { OV(  25), 295 },
  { OV(  27), 290 },
--- a/Marlin/src/module/thermistor/thermistor_10.h
+++ b/Marlin/src/module/thermistor/thermistor_10.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 3960 K, 4.7 kOhm pull-up, RS thermistor 198-961
-const short temptable_10[][2] PROGMEM = {
+const temp_entry_t temptable_10[] PROGMEM = {
  { OV(   1), 929 },
  { OV(  36), 299 },
  { OV(  71), 246 },
--- a/Marlin/src/module/thermistor/thermistor_1010.h
+++ b/Marlin/src/module/thermistor/thermistor_1010.h
@ -22,7 +22,7 @@
 #pragma once

 // Pt1000 with 1k0 pullup
-const short temptable_1010[][2] PROGMEM = {
+const temp_entry_t temptable_1010[] PROGMEM = {
  PtLine(  0, 1000, 1000),
  PtLine( 25, 1000, 1000),
  PtLine( 50, 1000, 1000),
--- a/Marlin/src/module/thermistor/thermistor_1047.h
+++ b/Marlin/src/module/thermistor/thermistor_1047.h
@ -22,7 +22,7 @@
 #pragma once

 // Pt1000 with 4k7 pullup
-const short temptable_1047[][2] PROGMEM = {
+const temp_entry_t temptable_1047[] PROGMEM = {
  // only a few values are needed as the curve is very flat
  PtLine(  0, 1000, 4700),
  PtLine( 50, 1000, 4700),
--- a/Marlin/src/module/thermistor/thermistor_11.h
+++ b/Marlin/src/module/thermistor/thermistor_11.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 3950 K, 4.7 kOhm pull-up, QU-BD silicone bed QWG-104F-3950 thermistor
-const short temptable_11[][2] PROGMEM = {
+const temp_entry_t temptable_11[] PROGMEM = {
  { OV(   1), 938 },
  { OV(  31), 314 },
  { OV(  41), 290 },
--- a/Marlin/src/module/thermistor/thermistor_110.h
+++ b/Marlin/src/module/thermistor/thermistor_110.h
@ -22,7 +22,7 @@
 #pragma once

 // Pt100 with 1k0 pullup
-const short temptable_110[][2] PROGMEM = {
+const temp_entry_t temptable_110[] PROGMEM = {
  // only a few values are needed as the curve is very flat
  PtLine(  0, 100, 1000),
  PtLine( 50, 100, 1000),
--- a/Marlin/src/module/thermistor/thermistor_12.h
+++ b/Marlin/src/module/thermistor/thermistor_12.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 4700 K, 4.7 kOhm pull-up, (personal calibration for Makibox hot bed)
-const short temptable_12[][2] PROGMEM = {
+const temp_entry_t temptable_12[] PROGMEM = {
  { OV(  35), 180 }, // top rating 180C
  { OV( 211), 140 },
  { OV( 233), 135 },
--- a/Marlin/src/module/thermistor/thermistor_13.h
+++ b/Marlin/src/module/thermistor/thermistor_13.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 4100 K, 4.7 kOhm pull-up, Hisens thermistor
-const short temptable_13[][2] PROGMEM = {
+const temp_entry_t temptable_13[] PROGMEM = {
  { OV( 20.04), 300 },
  { OV( 23.19), 290 },
  { OV( 26.71), 280 },
--- a/Marlin/src/module/thermistor/thermistor_147.h
+++ b/Marlin/src/module/thermistor/thermistor_147.h
@ -22,7 +22,7 @@
 #pragma once

 // Pt100 with 4k7 pullup
-const short temptable_147[][2] PROGMEM = {
+const temp_entry_t temptable_147[] PROGMEM = {
  // only a few values are needed as the curve is very flat
  PtLine(  0, 100, 4700),
  PtLine( 50, 100, 4700),
--- a/Marlin/src/module/thermistor/thermistor_15.h
+++ b/Marlin/src/module/thermistor/thermistor_15.h
@ -22,7 +22,7 @@
 #pragma once

 // 100k bed thermistor in JGAurora A5. Calibrated by Sam Pinches 21st Jan 2018 using cheap k-type thermocouple inserted into heater block, using TM-902C meter.
-const short temptable_15[][2] PROGMEM = {
+const temp_entry_t temptable_15[] PROGMEM = {
  { OV(  31), 275 },
  { OV(  33), 270 },
  { OV(  35), 260 },
--- a/Marlin/src/module/thermistor/thermistor_18.h
+++ b/Marlin/src/module/thermistor/thermistor_18.h
@ -22,7 +22,7 @@
 #pragma once

 // ATC Semitec 204GT-2 (4.7k pullup) Dagoma.Fr - MKS_Base_DKU001327 - version (measured/tested/approved)
-const short temptable_18[][2] PROGMEM = {
+const temp_entry_t temptable_18[] PROGMEM = {
  { OV(   1), 713 },
  { OV(  17), 284 },
  { OV(  20), 275 },
--- a/Marlin/src/module/thermistor/thermistor_2.h
+++ b/Marlin/src/module/thermistor/thermistor_2.h
@ -26,7 +26,7 @@
 // Verified by linagee. Source: http://shop.arcol.hu/static/datasheets/thermistors.pdf
 // Calculated using 4.7kohm pullup, voltage divider math, and manufacturer provided temp/resistance
 //
-const short temptable_2[][2] PROGMEM = {
+const temp_entry_t temptable_2[] PROGMEM = {
  { OV(   1), 848 },
  { OV(  30), 300 }, // top rating 300C
  { OV(  34), 290 },
--- a/Marlin/src/module/thermistor/thermistor_20.h
+++ b/Marlin/src/module/thermistor/thermistor_20.h
@ -21,10 +21,10 @@
 */
 #pragma once

-#define REVERSE_TEMP_SENSOR_RANGE
+#define REVERSE_TEMP_SENSOR_RANGE_20 1

 // Pt100 with INA826 amp on Ultimaker v2.0 electronics
-const short temptable_20[][2] PROGMEM = {
+const temp_entry_t temptable_20[] PROGMEM = {
  { OV(  0),    0 },
  { OV(227),    1 },
  { OV(236),   10 },
--- a/Marlin/src/module/thermistor/thermistor_201.h
+++ b/Marlin/src/module/thermistor/thermistor_201.h
@ -21,10 +21,10 @@
 */
 #pragma once

-#define REVERSE_TEMP_SENSOR_RANGE
+#define REVERSE_TEMP_SENSOR_RANGE_201 1

 // Pt100 with LMV324 amp on Overlord v1.1 electronics
-const short temptable_201[][2] PROGMEM = {
+const temp_entry_t temptable_201[] PROGMEM = {
  { OV(   0),   0 },
  { OV(   8),   1 },
  { OV(  23),   6 },
--- a/Marlin/src/module/thermistor/thermistor_202.h
+++ b/Marlin/src/module/thermistor/thermistor_202.h
@ -3,7 +3,7 @@
 // Temptable sent from dealer technologyoutlet.co.uk
 //

-const short temptable_202[][2] PROGMEM = {
+const temp_entry_t temptable_202[] PROGMEM = {
  { OV(   1), 864 },
  { OV(  35), 300 },
  { OV(  38), 295 },
--- a/Marlin/src/module/thermistor/thermistor_21.h
+++ b/Marlin/src/module/thermistor/thermistor_21.h
@ -21,13 +21,13 @@
 */
 #pragma once

-#define REVERSE_TEMP_SENSOR_RANGE
+#define REVERSE_TEMP_SENSOR_RANGE_21 1

 #undef OV_SCALE
 #define OV_SCALE(N) (float((N) * 5) / 3.3f)

 // Pt100 with INA826 amp with 3.3v excitation based on "Pt100 with INA826 amp on Ultimaker v2.0 electronics"
-const short temptable_21[][2] PROGMEM = {
+const temp_entry_t temptable_21[] PROGMEM = {
  { OV(  0),    0 },
  { OV(227),    1 },
  { OV(236),   10 },
--- a/Marlin/src/module/thermistor/thermistor_22.h
+++ b/Marlin/src/module/thermistor/thermistor_22.h
@ -21,7 +21,7 @@
 */

 // 100k hotend thermistor with 4.7k pull up to 3.3v and 220R to analog input as in GTM32 Pro vB
-const short temptable_22[][2] PROGMEM = {
+const temp_entry_t temptable_22[] PROGMEM = {
  { OV(   1), 352 },
  { OV(   6), 341 },
  { OV(  11), 330 },
--- a/Marlin/src/module/thermistor/thermistor_23.h
+++ b/Marlin/src/module/thermistor/thermistor_23.h
@ -21,7 +21,7 @@
 */

 // 100k hotbed thermistor with 4.7k pull up to 3.3v and 220R to analog input as in GTM32 Pro vB
-const short temptable_23[][2] PROGMEM = {
+const temp_entry_t temptable_23[] PROGMEM = {
  { OV(   1), 938 },
  { OV(  11), 423 },
  { OV(  21), 351 },
--- a/Marlin/src/module/thermistor/thermistor_3.h
+++ b/Marlin/src/module/thermistor/thermistor_3.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 4120 K, 4.7 kOhm pull-up, mendel-parts
-const short temptable_3[][2] PROGMEM = {
+const temp_entry_t temptable_3[] PROGMEM = {
  { OV(   1), 864 },
  { OV(  21), 300 },
  { OV(  25), 290 },
--- a/Marlin/src/module/thermistor/thermistor_331.h
+++ b/Marlin/src/module/thermistor/thermistor_331.h
@ -24,7 +24,7 @@
 #define OVM(V) OV((V)*(0.327/0.5))

 // R25 = 100 kOhm, beta25 = 4092 K, 4.7 kOhm pull-up, bed thermistor
-const short temptable_331[][2] PROGMEM = {
+const temp_entry_t temptable_331[] PROGMEM = {
  { OVM(  23), 300 },
  { OVM(  25), 295 },
  { OVM(  27), 290 },
--- a/Marlin/src/module/thermistor/thermistor_332.h
+++ b/Marlin/src/module/thermistor/thermistor_332.h
@ -24,7 +24,7 @@
 #define OVM(V) OV((V)*(0.327/0.327))

 // R25 = 100 kOhm, beta25 = 4092 K, 4.7 kOhm pull-up, bed thermistor
-const short temptable_332[][2] PROGMEM = {
+const temp_entry_t temptable_332[] PROGMEM = {
  { OVM( 268), 150 },
  { OVM( 293), 145 },
  { OVM( 320), 141 },
--- a/Marlin/src/module/thermistor/thermistor_4.h
+++ b/Marlin/src/module/thermistor/thermistor_4.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 10 kOhm, beta25 = 3950 K, 4.7 kOhm pull-up, Generic 10k thermistor
-const short temptable_4[][2] PROGMEM = {
+const temp_entry_t temptable_4[] PROGMEM = {
  { OV(   1), 430 },
  { OV(  54), 137 },
  { OV( 107), 107 },
--- a/Marlin/src/module/thermistor/thermistor_5.h
+++ b/Marlin/src/module/thermistor/thermistor_5.h
@ -26,7 +26,7 @@
 // ATC Semitec 104GT-2/104NT-4-R025H42G (Used in ParCan)
 // Verified by linagee. Source: http://shop.arcol.hu/static/datasheets/thermistors.pdf
 // Calculated using 4.7kohm pullup, voltage divider math, and manufacturer provided temp/resistance
-const short temptable_5[][2] PROGMEM = {
+const temp_entry_t temptable_5[] PROGMEM = {
  { OV(   1), 713 },
  { OV(  17), 300 }, // top rating 300C
  { OV(  20), 290 },
--- a/Marlin/src/module/thermistor/thermistor_501.h
+++ b/Marlin/src/module/thermistor/thermistor_501.h
@ -22,7 +22,7 @@
 #pragma once

 // 100k Zonestar thermistor. Adjusted By Hally
-const short temptable_501[][2] PROGMEM = {
+const temp_entry_t temptable_501[] PROGMEM = {
   { OV(   1), 713 },
   { OV(  14), 300 }, // Top rating 300C
   { OV(  16), 290 },
--- a/Marlin/src/module/thermistor/thermistor_502.h
+++ b/Marlin/src/module/thermistor/thermistor_502.h
@ -23,7 +23,7 @@

 // Unknown thermistor for the Zonestar P802M hot bed. Adjusted By Nerseth
 // These were the shipped settings from Zonestar in original firmware: P802M_8_Repetier_V1.6_Zonestar.zip
-const short temptable_502[][2] PROGMEM = {
+const temp_entry_t temptable_502[] PROGMEM = {
   { OV(  56.0 / 4), 300 },
   { OV( 187.0 / 4), 250 },
   { OV( 615.0 / 4), 190 },
--- a/Marlin/src/module/thermistor/thermistor_51.h
+++ b/Marlin/src/module/thermistor/thermistor_51.h
@ -26,7 +26,7 @@
 // Verified by linagee.
 // Calculated using 1kohm pullup, voltage divider math, and manufacturer provided temp/resistance
 // Advantage: Twice the resolution and better linearity from 150C to 200C
-const short temptable_51[][2] PROGMEM = {
+const temp_entry_t temptable_51[] PROGMEM = {
  { OV(   1), 350 },
  { OV( 190), 250 }, // top rating 250C
  { OV( 203), 245 },
--- a/Marlin/src/module/thermistor/thermistor_512.h
+++ b/Marlin/src/module/thermistor/thermistor_512.h
@ -22,7 +22,7 @@

 // 100k thermistor supplied with RPW-Ultra hotend, 4.7k pullup

-const short temptable_512[][2] PROGMEM = {
+const temp_entry_t temptable_512[] PROGMEM = {
  { OV(26),  300 },
  { OV(28),  295 },
  { OV(30),  290 },
--- a/Marlin/src/module/thermistor/thermistor_52.h
+++ b/Marlin/src/module/thermistor/thermistor_52.h
@ -26,7 +26,7 @@
 // Verified by linagee. Source: http://shop.arcol.hu/static/datasheets/thermistors.pdf
 // Calculated using 1kohm pullup, voltage divider math, and manufacturer provided temp/resistance
 // Advantage: More resolution and better linearity from 150C to 200C
-const short temptable_52[][2] PROGMEM = {
+const temp_entry_t temptable_52[] PROGMEM = {
  { OV(   1), 500 },
  { OV( 125), 300 }, // top rating 300C
  { OV( 142), 290 },
--- a/Marlin/src/module/thermistor/thermistor_55.h
+++ b/Marlin/src/module/thermistor/thermistor_55.h
@ -26,7 +26,7 @@
 // Verified by linagee. Source: http://shop.arcol.hu/static/datasheets/thermistors.pdf
 // Calculated using 1kohm pullup, voltage divider math, and manufacturer provided temp/resistance
 // Advantage: More resolution and better linearity from 150C to 200C
-const short temptable_55[][2] PROGMEM = {
+const temp_entry_t temptable_55[] PROGMEM = {
  { OV(   1), 500 },
  { OV(  76), 300 },
  { OV(  87), 290 },
--- a/Marlin/src/module/thermistor/thermistor_6.h
+++ b/Marlin/src/module/thermistor/thermistor_6.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 4092 K, 8.2 kOhm pull-up, 100k Epcos (?) thermistor
-const short temptable_6[][2] PROGMEM = {
+const temp_entry_t temptable_6[] PROGMEM = {
  { OV(   1), 350 },
  { OV(  28), 250 }, // top rating 250C
  { OV(  31), 245 },
--- a/Marlin/src/module/thermistor/thermistor_60.h
+++ b/Marlin/src/module/thermistor/thermistor_60.h
@ -31,7 +31,7 @@
 // beta: 3950
 // min adc: 1 at 0.0048828125 V
 // max adc: 1023 at 4.9951171875 V
-const short temptable_60[][2] PROGMEM = {
+const temp_entry_t temptable_60[] PROGMEM = {
  { OV(  51), 272 },
  { OV(  61), 258 },
  { OV(  71), 247 },
--- a/Marlin/src/module/thermistor/thermistor_61.h
+++ b/Marlin/src/module/thermistor/thermistor_61.h
@ -30,7 +30,7 @@
 // Resistance Tolerance     + / -1%
 // B Value             3950K at 25/50 deg. C
 // B Value Tolerance         + / - 1%
-const short temptable_61[][2] PROGMEM = {
+const temp_entry_t temptable_61[] PROGMEM = {
  { OV(   2.00), 420 }, // Guestimate to ensure we dont lose a reading and drop temps to -50 when over
  { OV(  12.07), 350 },
  { OV(  12.79), 345 },
--- a/Marlin/src/module/thermistor/thermistor_66.h
+++ b/Marlin/src/module/thermistor/thermistor_66.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 2.5 MOhm, beta25 = 4500 K, 4.7 kOhm pull-up, DyzeDesign 500 °C Thermistor
-const short temptable_66[][2] PROGMEM = {
+const temp_entry_t temptable_66[] PROGMEM = {
  { OV(  17.5), 850 },
  { OV(  17.9), 500 },
  { OV(  21.7), 480 },
--- a/Marlin/src/module/thermistor/thermistor_67.h
+++ b/Marlin/src/module/thermistor/thermistor_67.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 500 KOhm, beta25 = 3800 K, 4.7 kOhm pull-up, SliceEngineering 450 °C Thermistor
-const short temptable_67[][2] PROGMEM = {
+const temp_entry_t temptable_67[] PROGMEM = {
  { OV(  22 ),  500 },
  { OV(  23 ),  490 },
  { OV(  25 ),  480 },
--- a/Marlin/src/module/thermistor/thermistor_7.h
+++ b/Marlin/src/module/thermistor/thermistor_7.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 3974 K, 4.7 kOhm pull-up, Honeywell 135-104LAG-J01
-const short temptable_7[][2] PROGMEM = {
+const temp_entry_t temptable_7[] PROGMEM = {
  { OV(   1), 941 },
  { OV(  19), 362 },
  { OV(  37), 299 }, // top rating 300C
--- a/Marlin/src/module/thermistor/thermistor_70.h
+++ b/Marlin/src/module/thermistor/thermistor_70.h
@ -26,7 +26,7 @@
 // ANENG AN8009 DMM with a K-type probe used for measurements.

 // R25 = 100 kOhm, beta25 = 4100 K, 4.7 kOhm pull-up, bqh2 stock thermistor
-const short temptable_70[][2] PROGMEM = {
+const temp_entry_t temptable_70[] PROGMEM = {
  { OV(  18), 270 },
  { OV(  27), 248 },
  { OV(  34), 234 },
--- a/Marlin/src/module/thermistor/thermistor_71.h
+++ b/Marlin/src/module/thermistor/thermistor_71.h
@ -27,7 +27,7 @@
 // Beta = 3974
 // R1 = 0 Ohm
 // R2 = 4700 Ohm
-const short temptable_71[][2] PROGMEM = {
+const temp_entry_t temptable_71[] PROGMEM = {
  { OV(  35), 300 },
  { OV(  51), 269 },
  { OV(  59), 258 },
--- a/Marlin/src/module/thermistor/thermistor_75.h
+++ b/Marlin/src/module/thermistor/thermistor_75.h
@ -34,7 +34,7 @@

 //#define HIGH_TEMP_RANGE_75

-const short temptable_75[][2] PROGMEM = { // Generic Silicon Heat Pad with NTC 100K MGB18-104F39050L32 thermistor
+const temp_entry_t temptable_75[] PROGMEM = { // Generic Silicon Heat Pad with NTC 100K MGB18-104F39050L32 thermistor
  { OV(111.06), 200 }, // v=0.542 r=571.747 res=0.501 degC/count

  #ifdef HIGH_TEMP_RANGE_75
--- a/Marlin/src/module/thermistor/thermistor_8.h
+++ b/Marlin/src/module/thermistor/thermistor_8.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 3950 K, 10 kOhm pull-up, NTCS0603E3104FHT
-const short temptable_8[][2] PROGMEM = {
+const temp_entry_t temptable_8[] PROGMEM = {
  { OV(   1), 704 },
  { OV(  54), 216 },
  { OV( 107), 175 },
--- a/Marlin/src/module/thermistor/thermistor_9.h
+++ b/Marlin/src/module/thermistor/thermistor_9.h
@ -22,7 +22,7 @@
 #pragma once

 // R25 = 100 kOhm, beta25 = 3960 K, 4.7 kOhm pull-up, GE Sensing AL03006-58.2K-97-G1
-const short temptable_9[][2] PROGMEM = {
+const temp_entry_t temptable_9[] PROGMEM = {
  { OV(   1), 936 },
  { OV(  36), 300 },
  { OV(  71), 246 },
--- a/Marlin/src/module/thermistor/thermistor_99.h
+++ b/Marlin/src/module/thermistor/thermistor_99.h
@ -24,7 +24,7 @@

 // 100k bed thermistor with a 10K pull-up resistor - made by $ buildroot/share/scripts/createTemperatureLookupMarlin.py --rp=10000

-const short temptable_99[][2] PROGMEM = {
+const temp_entry_t temptable_99[] PROGMEM = {
  { OV(  5.81), 350 }, // v=0.028   r=    57.081  res=13.433 degC/count
  { OV(  6.54), 340 }, // v=0.032   r=    64.248  res=11.711 degC/count
  { OV(  7.38), 330 }, // v=0.036   r=    72.588  res=10.161 degC/count
--- a/Marlin/src/module/thermistor/thermistor_998.h
+++ b/Marlin/src/module/thermistor/thermistor_998.h
@ -27,7 +27,7 @@
  #define DUMMY_THERMISTOR_998_VALUE 25
 #endif

-const short temptable_998[][2] PROGMEM = {
+const temp_entry_t temptable_998[] PROGMEM = {
  { OV(   1), DUMMY_THERMISTOR_998_VALUE },
  { OV(1023), DUMMY_THERMISTOR_998_VALUE }
 };
--- a/Marlin/src/module/thermistor/thermistor_999.h
+++ b/Marlin/src/module/thermistor/thermistor_999.h
@ -27,7 +27,7 @@
  #define DUMMY_THERMISTOR_999_VALUE 25
 #endif

-const short temptable_999[][2] PROGMEM = {
+const temp_entry_t temptable_999[] PROGMEM = {
  { OV(   1), DUMMY_THERMISTOR_999_VALUE },
  { OV(1023), DUMMY_THERMISTOR_999_VALUE }
 };
--- a/Marlin/src/module/thermistor/thermistors.h
+++ b/Marlin/src/module/thermistor/thermistors.h
@ -42,6 +42,8 @@

 #define ANY_THERMISTOR_IS(n) (THERMISTOR_HEATER_0 == n || THERMISTOR_HEATER_1 == n || THERMISTOR_HEATER_2 == n || THERMISTOR_HEATER_3 == n || THERMISTOR_HEATER_4 == n || THERMISTOR_HEATER_5 == n || THERMISTOR_HEATER_6 == n || THERMISTOR_HEATER_7 == n || THERMISTORBED == n || THERMISTORCHAMBER == n || THERMISTORPROBE == n)

+typedef struct { int16_t value, celsius; } temp_entry_t;
+
 // Pt1000 and Pt100 handling
 //
 // Rt=R0*(1+a*T+b*T*T) [for T>0]
@ -185,12 +187,13 @@
  #include "thermistor_999.h"
 #endif
 #if ANY_THERMISTOR_IS(1000) // Custom
-  const short temptable_1000[][2] PROGMEM = { { 0, 0 } };
+  const temp_entry_t temptable_1000[] PROGMEM = { { 0, 0 } };
 #endif

 #define _TT_NAME(_N) temptable_ ## _N
 #define TT_NAME(_N) _TT_NAME(_N)

+
 #if THERMISTOR_HEATER_0
  #define HEATER_0_TEMPTABLE TT_NAME(THERMISTOR_HEATER_0)
  #define HEATER_0_TEMPTABLE_LEN COUNT(HEATER_0_TEMPTABLE)
@ -288,9 +291,12 @@
 #else
  #define CHAMBER_TEMPTABLE_LEN 0
 #endif
+
 #ifdef THERMISTORPROBE
  #define PROBE_TEMPTABLE TT_NAME(THERMISTORPROBE)
  #define PROBE_TEMPTABLE_LEN COUNT(PROBE_TEMPTABLE)
+#elif defined(HEATER_PROBE_USES_THERMISTOR)
+  #error "No probe thermistor table specified"
 #else
  #define PROBE_TEMPTABLE_LEN 0
 #endif
@ -300,7 +306,7 @@ static_assert(
     HEATER_0_TEMPTABLE_LEN < 256 && HEATER_1_TEMPTABLE_LEN < 256
  && HEATER_2_TEMPTABLE_LEN < 256 && HEATER_3_TEMPTABLE_LEN < 256
  && HEATER_4_TEMPTABLE_LEN < 256 && HEATER_5_TEMPTABLE_LEN < 256
-  && HEATER_6_TEMPTABLE_LEN < 258 && HEATER_7_TEMPTABLE_LEN < 258
+  && HEATER_6_TEMPTABLE_LEN < 256 && HEATER_7_TEMPTABLE_LEN < 256
  &&      BED_TEMPTABLE_LEN < 256 &&  CHAMBER_TEMPTABLE_LEN < 256
  &&    PROBE_TEMPTABLE_LEN < 256,
  "Temperature conversion tables over 255 entries need special consideration."
@ -309,8 +315,85 @@ static_assert(
 // Set the high and low raw values for the heaters
 // For thermistors the highest temperature results in the lowest ADC value
 // For thermocouples the highest temperature results in the highest ADC value
+
+#define _TT_REV(N) REVERSE_TEMP_SENSOR_RANGE_##N
+#define TT_REV(N) _TT_REV(N)
+
+#ifdef HEATER_0_TEMPTABLE
+  #if TT_REV(THERMISTOR_HEATER_0)
+    #define HEATER_0_SENSOR_MINTEMP_IND 0
+    #define HEATER_0_SENSOR_MAXTEMP_IND HEATER_0_TEMPTABLE_LEN - 1
+  #else
+    #define HEATER_0_SENSOR_MINTEMP_IND HEATER_0_TEMPTABLE_LEN - 1
+    #define HEATER_0_SENSOR_MAXTEMP_IND 0
+  #endif
+#endif
+#ifdef HEATER_1_TEMPTABLE
+  #if TT_REV(THERMISTOR_HEATER_1)
+    #define HEATER_1_SENSOR_MINTEMP_IND 0
+    #define HEATER_1_SENSOR_MAXTEMP_IND HEATER_1_TEMPTABLE_LEN - 1
+  #else
+    #define HEATER_1_SENSOR_MINTEMP_IND HEATER_1_TEMPTABLE_LEN - 1
+    #define HEATER_1_SENSOR_MAXTEMP_IND 0
+  #endif
+#endif
+#ifdef HEATER_2_TEMPTABLE
+  #if TT_REV(THERMISTOR_HEATER_2)
+    #define HEATER_2_SENSOR_MINTEMP_IND 0
+    #define HEATER_2_SENSOR_MAXTEMP_IND HEATER_2_TEMPTABLE_LEN - 1
+  #else
+    #define HEATER_2_SENSOR_MINTEMP_IND HEATER_2_TEMPTABLE_LEN - 1
+    #define HEATER_2_SENSOR_MAXTEMP_IND 0
+  #endif
+#endif
+#ifdef HEATER_3_TEMPTABLE
+  #if TT_REV(THERMISTOR_HEATER_3)
+    #define HEATER_3_SENSOR_MINTEMP_IND 0
+    #define HEATER_3_SENSOR_MAXTEMP_IND HEATER_3_TEMPTABLE_LEN - 1
+  #else
+    #define HEATER_3_SENSOR_MINTEMP_IND HEATER_3_TEMPTABLE_LEN - 1
+    #define HEATER_3_SENSOR_MAXTEMP_IND 0
+  #endif
+#endif
+#ifdef HEATER_4_TEMPTABLE
+  #if TT_REV(THERMISTOR_HEATER_4)
+    #define HEATER_4_SENSOR_MINTEMP_IND 0
+    #define HEATER_4_SENSOR_MAXTEMP_IND HEATER_4_TEMPTABLE_LEN - 1
+  #else
+    #define HEATER_4_SENSOR_MINTEMP_IND HEATER_4_TEMPTABLE_LEN - 1
+    #define HEATER_4_SENSOR_MAXTEMP_IND 0
+  #endif
+#endif
+#ifdef HEATER_5_TEMPTABLE
+  #if TT_REV(THERMISTOR_HEATER_5)
+    #define HEATER_5_SENSOR_MINTEMP_IND 0
+    #define HEATER_5_SENSOR_MAXTEMP_IND HEATER_5_TEMPTABLE_LEN - 1
+  #else
+    #define HEATER_5_SENSOR_MINTEMP_IND HEATER_5_TEMPTABLE_LEN - 1
+    #define HEATER_5_SENSOR_MAXTEMP_IND 0
+  #endif
+#endif
+#ifdef HEATER_6_TEMPTABLE
+  #if TT_REV(THERMISTOR_HEATER_6)
+    #define HEATER_6_SENSOR_MINTEMP_IND 0
+    #define HEATER_6_SENSOR_MAXTEMP_IND HEATER_6_TEMPTABLE_LEN - 1
+  #else
+    #define HEATER_6_SENSOR_MINTEMP_IND HEATER_6_TEMPTABLE_LEN - 1
+    #define HEATER_6_SENSOR_MAXTEMP_IND 0
+  #endif
+#endif
+#ifdef HEATER_7_TEMPTABLE
+  #if TT_REV(THERMISTOR_HEATER_7)
+    #define HEATER_7_SENSOR_MINTEMP_IND 0
+    #define HEATER_7_SENSOR_MAXTEMP_IND HEATER_7_TEMPTABLE_LEN - 1
+  #else
+    #define HEATER_7_SENSOR_MINTEMP_IND HEATER_7_TEMPTABLE_LEN - 1
+    #define HEATER_7_SENSOR_MAXTEMP_IND 0
+  #endif
+#endif
+
 #ifndef HEATER_0_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_0_USES_THERMISTOR)
+  #if TT_REV(THERMISTOR_HEATER_0) || !defined(HEATER_0_USES_THERMISTOR)
    #define HEATER_0_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_0_RAW_LO_TEMP 0
  #else
@ -319,7 +402,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_1_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_1_USES_THERMISTOR)
+  #if TT_REV(THERMISTOR_HEATER_1) || !defined(HEATER_1_USES_THERMISTOR)
    #define HEATER_1_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_1_RAW_LO_TEMP 0
  #else
@ -328,7 +411,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_2_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_2_USES_THERMISTOR)
+  #if TT_REV(THERMISTOR_HEATER_2) || !defined(HEATER_2_USES_THERMISTOR)
    #define HEATER_2_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_2_RAW_LO_TEMP 0
  #else
@ -337,7 +420,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_3_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_3_USES_THERMISTOR)
+  #if TT_REV(THERMISTOR_HEATER_3) || !defined(HEATER_3_USES_THERMISTOR)
    #define HEATER_3_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_3_RAW_LO_TEMP 0
  #else
@ -346,7 +429,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_4_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_4_USES_THERMISTOR)
+  #if TT_REV(THERMISTOR_HEATER_4) || !defined(HEATER_4_USES_THERMISTOR)
    #define HEATER_4_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_4_RAW_LO_TEMP 0
  #else
@ -355,7 +438,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_5_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_5_USES_THERMISTOR)
+  #if TT_REV(THERMISTOR_HEATER_5) || !defined(HEATER_5_USES_THERMISTOR)
    #define HEATER_5_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_5_RAW_LO_TEMP 0
  #else
@ -364,7 +447,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_6_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_6_USES_THERMISTOR)
+  #if TT_REV(THERMISTOR_HEATER_6) || !defined(HEATER_6_USES_THERMISTOR)
    #define HEATER_6_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_6_RAW_LO_TEMP 0
  #else
@ -373,7 +456,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_7_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_7_USES_THERMISTOR)
+  #if TT_REV(THERMISTOR_HEATER_7) || !defined(HEATER_7_USES_THERMISTOR)
    #define HEATER_7_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_7_RAW_LO_TEMP 0
  #else
@ -382,7 +465,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_BED_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_BED_USES_THERMISTOR)
+  #if TT_REV(THERMISTORBED) || !defined(HEATER_BED_USES_THERMISTOR)
    #define HEATER_BED_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_BED_RAW_LO_TEMP 0
  #else
@ -391,7 +474,7 @@ static_assert(
  #endif
 #endif
 #ifndef HEATER_CHAMBER_RAW_HI_TEMP
-  #if defined(REVERSE_TEMP_SENSOR_RANGE) || !defined(HEATER_CHAMBER_USES_THERMISTOR)
+  #if TT_REV(THERMISTORCHAMBER) || !defined(HEATER_CHAMBER_USES_THERMISTOR)
    #define HEATER_CHAMBER_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
    #define HEATER_CHAMBER_RAW_LO_TEMP 0
  #else
@ -399,5 +482,15 @@ static_assert(
    #define HEATER_CHAMBER_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
  #endif
 #endif
+#ifndef HEATER_PROBE_RAW_HI_TEMP
+  #if TT_REV(THERMISTORPROBE) || !defined(HEATER_PROBE_USES_THERMISTOR)
+    #define HEATER_PROBE_RAW_HI_TEMP MAX_RAW_THERMISTOR_VALUE
+    #define HEATER_PROBE_RAW_LO_TEMP 0
+  #else
+    #define HEATER_PROBE_RAW_HI_TEMP 0
+    #define HEATER_PROBE_RAW_LO_TEMP MAX_RAW_THERMISTOR_VALUE
+  #endif
+#endif

-#undef REVERSE_TEMP_SENSOR_RANGE
+#undef _TT_REV
+#undef TT_REV