Increase size of EEPROM_TMC2130_WAVE_*_FAC to 16 bits.

Firmware/Configuration.h

@@ -155,11 +155,11 @@
 ////////////////////////////////////////
 // TMC2130 uStep linearity correction
 
-// Linearity correction factor (XYZE) encoded as uint8 (0=>1, 1=>1.001, 254=>1.254, 255=>clear eeprom/disabled)
-#define EEPROM_TMC2130_WAVE_X_FAC              (EEPROM_TMC2130_HOME_ENABLED - 1)               // uint8
-#define EEPROM_TMC2130_WAVE_Y_FAC              (EEPROM_TMC2130_WAVE_X_FAC - 1)                 // uint8
-#define EEPROM_TMC2130_WAVE_Z_FAC              (EEPROM_TMC2130_WAVE_Y_FAC - 1)                 // uint8
-#define EEPROM_TMC2130_WAVE_E_FAC              (EEPROM_TMC2130_WAVE_Z_FAC - 1)                 // uint8
+// Linearity correction factor (XYZE)
+#define EEPROM_TMC2130_WAVE_X_FAC              (EEPROM_TMC2130_HOME_ENABLED - 2)               // uint16
+#define EEPROM_TMC2130_WAVE_Y_FAC              (EEPROM_TMC2130_WAVE_X_FAC - 2)                 // uint16
+#define EEPROM_TMC2130_WAVE_Z_FAC              (EEPROM_TMC2130_WAVE_Y_FAC - 2)                 // uint16
+#define EEPROM_TMC2130_WAVE_E_FAC              (EEPROM_TMC2130_WAVE_Z_FAC - 2)                 // uint16
 
 
 ////////////////////////////////////////

Firmware/Marlin_main.cpp

@@ -1035,14 +1035,14 @@ void setup()
 	}
 
 #ifdef TMC2130_LINEARITY_CORRECTION
-	tmc2130_wave_fac[X_AXIS] = eeprom_read_byte((uint8_t*)EEPROM_TMC2130_WAVE_X_FAC);
-	tmc2130_wave_fac[Y_AXIS] = eeprom_read_byte((uint8_t*)EEPROM_TMC2130_WAVE_Y_FAC);
-	tmc2130_wave_fac[Z_AXIS] = eeprom_read_byte((uint8_t*)EEPROM_TMC2130_WAVE_Z_FAC);
-	tmc2130_wave_fac[E_AXIS] = eeprom_read_byte((uint8_t*)EEPROM_TMC2130_WAVE_E_FAC);
-	if (tmc2130_wave_fac[X_AXIS] == 0xff) tmc2130_wave_fac[X_AXIS] = 0;
-	if (tmc2130_wave_fac[Y_AXIS] == 0xff) tmc2130_wave_fac[Y_AXIS] = 0;
-	if (tmc2130_wave_fac[Z_AXIS] == 0xff) tmc2130_wave_fac[Z_AXIS] = 0;
-	if (tmc2130_wave_fac[E_AXIS] == 0xff) tmc2130_wave_fac[E_AXIS] = 0;
+	tmc2130_wave_fac[X_AXIS] = eeprom_read_word((uint16_t*)EEPROM_TMC2130_WAVE_X_FAC);
+	tmc2130_wave_fac[Y_AXIS] = eeprom_read_word((uint16_t*)EEPROM_TMC2130_WAVE_Y_FAC);
+	tmc2130_wave_fac[Z_AXIS] = eeprom_read_word((uint16_t*)EEPROM_TMC2130_WAVE_Z_FAC);
+	tmc2130_wave_fac[E_AXIS] = eeprom_read_word((uint16_t*)EEPROM_TMC2130_WAVE_E_FAC);
+	if (tmc2130_wave_fac[X_AXIS] == 0xffff) tmc2130_wave_fac[X_AXIS] = 0;
+	if (tmc2130_wave_fac[Y_AXIS] == 0xffff) tmc2130_wave_fac[Y_AXIS] = 0;
+	if (tmc2130_wave_fac[Z_AXIS] == 0xffff) tmc2130_wave_fac[Z_AXIS] = 0;
+	if (tmc2130_wave_fac[E_AXIS] == 0xffff) tmc2130_wave_fac[E_AXIS] = 0;
 #endif //TMC2130_LINEARITY_CORRECTION
 
 #ifdef TMC2130_VARIABLE_RESOLUTION

Firmware/ultralcd.cpp

@@ -3967,6 +3967,13 @@ static void lcd_selftest_()
 	lcd_selftest();
 }
 
+static void lcd_ustep_linearity_menu_save()
+{
+    eeprom_update_word((uint16_t*)EEPROM_TMC2130_WAVE_X_FAC, tmc2130_wave_fac[X_AXIS]);
+    eeprom_update_word((uint16_t*)EEPROM_TMC2130_WAVE_Y_FAC, tmc2130_wave_fac[Y_AXIS]);
+    eeprom_update_word((uint16_t*)EEPROM_TMC2130_WAVE_Z_FAC, tmc2130_wave_fac[Z_AXIS]);
+    eeprom_update_word((uint16_t*)EEPROM_TMC2130_WAVE_E_FAC, tmc2130_wave_fac[E_AXIS]);
+}
 #ifdef EXPERIMENTAL_FEATURES
 
 static void lcd_experimantal_menu();
@@ -4097,13 +4104,7 @@ static void lcd_ustep_resolution_menu()
 	END_MENU();
 }
 
-static void lcd_ustep_linearity_menu_save()
-{
-	eeprom_update_byte((uint8_t*)EEPROM_TMC2130_WAVE_X_FAC, tmc2130_wave_fac[X_AXIS]);
-	eeprom_update_byte((uint8_t*)EEPROM_TMC2130_WAVE_Y_FAC, tmc2130_wave_fac[Y_AXIS]);
-	eeprom_update_byte((uint8_t*)EEPROM_TMC2130_WAVE_Z_FAC, tmc2130_wave_fac[Z_AXIS]);
-	eeprom_update_byte((uint8_t*)EEPROM_TMC2130_WAVE_E_FAC, tmc2130_wave_fac[E_AXIS]);
-}
+
 
 static void lcd_ustep_linearity_menu_back()
 {
@@ -4112,10 +4113,10 @@ static void lcd_ustep_linearity_menu_back()
 	if (tmc2130_wave_fac[Y_AXIS] < TMC2130_WAVE_FAC1000_MIN) tmc2130_wave_fac[Y_AXIS] = 0;
 	if (tmc2130_wave_fac[Z_AXIS] < TMC2130_WAVE_FAC1000_MIN) tmc2130_wave_fac[Z_AXIS] = 0;
 	if (tmc2130_wave_fac[E_AXIS] < TMC2130_WAVE_FAC1000_MIN) tmc2130_wave_fac[E_AXIS] = 0;
-	changed |= (eeprom_read_byte((uint8_t*)EEPROM_TMC2130_WAVE_X_FAC) != tmc2130_wave_fac[X_AXIS]);
-	changed |= (eeprom_read_byte((uint8_t*)EEPROM_TMC2130_WAVE_Y_FAC) != tmc2130_wave_fac[Y_AXIS]);
-	changed |= (eeprom_read_byte((uint8_t*)EEPROM_TMC2130_WAVE_Z_FAC) != tmc2130_wave_fac[Z_AXIS]);
-	changed |= (eeprom_read_byte((uint8_t*)EEPROM_TMC2130_WAVE_E_FAC) != tmc2130_wave_fac[E_AXIS]);
+	changed |= (eeprom_read_word((uint16_t*)EEPROM_TMC2130_WAVE_X_FAC) != tmc2130_wave_fac[X_AXIS]);
+	changed |= (eeprom_read_word((uint16_t*)EEPROM_TMC2130_WAVE_Y_FAC) != tmc2130_wave_fac[Y_AXIS]);
+	changed |= (eeprom_read_word((uint16_t*)EEPROM_TMC2130_WAVE_Z_FAC) != tmc2130_wave_fac[Z_AXIS]);
+	changed |= (eeprom_read_word((uint16_t*)EEPROM_TMC2130_WAVE_E_FAC) != tmc2130_wave_fac[E_AXIS]);
 	lcd_ustep_linearity_menu_save();
 	if (changed) tmc2130_init();
 	currentMenu = lcd_experimantal_menu;