From f93de6c662618707d82ed1ed6d7ee62077c9965e Mon Sep 17 00:00:00 2001
From: 3d-gussner <3d.gussner@gmail.com>
Date: Mon, 11 Nov 2024 15:47:38 +0100
Subject: [PATCH] EEPROM_FILAMENTUSED is in centimeter and not meter Fix few
 things

---
 Firmware/Marlin_main.cpp | 7 +++----
 Firmware/eeprom.h        | 2 +-
 Firmware/ultralcd.cpp    | 2 +-
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index 95fb93f730..ad9860012b 100644
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -5253,7 +5253,6 @@ void process_commands()
     */
     case 78:
     {
-        // @todo useful for maintenance notifications
         const char *_m_fil;
         const char *_m_time;
         uint32_t _cm = 0;
@@ -5262,8 +5261,8 @@ void process_commands()
         if (printJobOngoing()) {
           _m_fil = _O(MSG_FILAMENT_USED);
           _m_time = _O(MSG_PRINT_TIME);
-          _cm = ((uint32_t)total_filament_used) / (1000);
-          _min = (print_job_timer.duration() / 60);
+          _cm = (uint32_t)total_filament_used / 1000;
+          _min = print_job_timer.duration() / 60;
         } else {
           if (code_seen('S')) {
           eeprom_update_dword_notify((uint32_t *)EEPROM_FILAMENTUSED, code_value());
@@ -9179,7 +9178,7 @@ void setPwmFrequency(uint8_t pin, int val)
 #endif //FAST_PWM_FAN
 
 void save_statistics() {
-    uint32_t _previous_filament = eeprom_init_default_dword((uint32_t *)EEPROM_FILAMENTUSED, 0); //_previous_filament unit: meter
+    uint32_t _previous_filament = eeprom_init_default_dword((uint32_t *)EEPROM_FILAMENTUSED, 0); //_previous_filament unit: centimeter
     uint32_t _previous_time = eeprom_init_default_dword((uint32_t *)EEPROM_TOTALTIME, 0);        //_previous_time unit: min
 
     uint32_t time_minutes = print_job_timer.duration() / 60;
diff --git a/Firmware/eeprom.h b/Firmware/eeprom.h
index 6e65716e16..3adc221e2c 100644
--- a/Firmware/eeprom.h
+++ b/Firmware/eeprom.h
@@ -108,7 +108,7 @@ static_assert(sizeof(Sheets) == EEPROM_SHEETS_SIZEOF, "Sizeof(Sheets) is not EEP
 | ^           | ^       | ^                                     | fah 250      | ^                     | needs XYZ calibration                             | ^            | ^
 | ^           | ^       | ^                                     | 00h 0        | ^                     | Unknown (legacy)                                  | ^            | ^
 | 0x0FF5 4085 | uint16  | _EEPROM_FREE_NR12_                    | ???          | ff ffh 65535          | _Free EEPROM space_                               | _free space_ | D3 Ax0ff5 C2
-| 0x0FF1 4081 | uint32  | EEPROM_FILAMENTUSED                   | ???          | 00 00 00 00h 0 __S/P__| Filament used in meters                           | ???          | D3 Ax0ff1 C4
+| 0x0FF1 4081 | uint32  | EEPROM_FILAMENTUSED                   | ???          | 00 00 00 00h 0 __S/P__| Filament used in cenitmeters                      | ???          | D3 Ax0ff1 C4
 | 0x0FED 4077 | uint32  | EEPROM_TOTALTIME                      | ???          | 00 00 00 00h 0 __S/P__| Total print time in minutes                       | ???          | D3 Ax0fed C4
 | 0x0FE5 4069 | float   | EEPROM_BED_CALIBRATION_CENTER         | ???          | ff ff ff ffh          | ???                                               | ???          | D3 Ax0fe5 C8
 | 0x0FDD 4061 | float   | EEPROM_BED_CALIBRATION_VEC_X          | ???          | ff ff ff ffh          | ???                                               | ???          | D3 Ax0fdd C8
diff --git a/Firmware/ultralcd.cpp b/Firmware/ultralcd.cpp
index f9a2b4fcce..86127c4bed 100644
--- a/Firmware/ultralcd.cpp
+++ b/Firmware/ultralcd.cpp
@@ -2367,7 +2367,7 @@ void lcd_menu_statistics()
 	}
 	else
 	{
-		uint32_t _filament = eeprom_read_dword((uint32_t *)EEPROM_FILAMENTUSED); // in meters
+		uint32_t _filament = eeprom_read_dword((uint32_t *)EEPROM_FILAMENTUSED); // in centimeters
 		uint32_t _time = eeprom_read_dword((uint32_t *)EEPROM_TOTALTIME); // in minutes
 		uint8_t _hours, _minutes;
 		uint32_t _days;