updated CodeGeneration

Software/.gitignore

@@ -4,4 +4,5 @@ data/
 .vscode/c_cpp_properties.json
 .vscode/launch.json
 .vscode/ipch
-wifi_credentials.ini
+wifi_credentials.ini
+__pycache__

Software/build_dtcs.py

@@ -1,127 +0,0 @@
-Import("env")  # pylint: disable=undefined-variable
-env.Execute("\"$PYTHONEXE\" -m pip install jinja2")
-
-import os
-import time
-from jinja2 import Environment, FileSystemLoader
-import json
-
-# Pfad zur Eingabedatei und Ausgabedatei
-input_file = "src/dtc_defs.txt"
-output_file = "include/dtc_defs.h"
-json_output_file = "data_src/static/dtc_table.json"
-
-# Überprüfen, ob das Verzeichnis existiert, andernfalls erstellen
-json_output_dir = os.path.dirname(json_output_file)
-if not os.path.exists(json_output_dir):
-    os.makedirs(json_output_dir)
-
-# Mehrdimensionales Array zum Speichern der Zeilen aus der Eingabedatei
-dtc_lines = []
-
-# Lesen und analysieren der Eingabedatei
-with open(input_file, "r", encoding="utf-8") as f:
-    for line in f:
-        line = line.strip()
-        if not line or line.startswith("#"):
-            continue
-
-        parts = line.split(";")
-        if len(parts) == 5:
-            num, dtc_name, dtc_severity, title, description = [part.strip() for part in parts]
-            dtc_lines.append([int(num), dtc_name, dtc_severity, title, description])
-
-# Überprüfen auf Duplikate in den DTC-Nummern und DTC-Namen
-num_set = set()
-dtc_name_set = set()
-duplicates = []
-
-for line in dtc_lines:
-    num, dtc_name, _, _, _ = line
-    if num in num_set:
-        duplicates.append(f"DTC-Nummer {num} ist ein Duplikat.")
-    else:
-        num_set.add(num)
-
-    if dtc_name in dtc_name_set:
-        duplicates.append(f"DTC-Name '{dtc_name}' ist ein Duplikat.")
-    else:
-        dtc_name_set.add(dtc_name)
-
-if duplicates:
-    for duplicate in duplicates:
-        print(f"Fehler: {duplicate}")
-    raise ValueError("Duplicate DTC Data detected")
-
-# Suchen nach DTC_NO_DTC und DTC_LAST_DTC
-dtc_no_dtc_added = False
-dtc_last_dtc_line = None
-
-for line in dtc_lines:
-    _, dtc_name, _, _, _ = line
-    if dtc_name == "DTC_NO_DTC":
-        dtc_no_dtc_added = True
-    elif dtc_name == "DTC_LAST_DTC":
-        dtc_last_dtc_line = line
-
-# Einen DTC für DTC_NO_DTC hinzufügen (wenn nicht vorhanden)
-if not dtc_no_dtc_added:
-    dtc_lines.insert(0, [0, "DTC_NO_DTC", "DTC_NONE", "No Error", "No Error"])
-
-# Falls DTC_LAST_DTC existiert, lösche es
-if dtc_last_dtc_line:
-    dtc_lines.remove(dtc_last_dtc_line)
-
-# Einen DTC für DTC_LAST_DTC hinzufügen (mit der höchsten Nummer)
-if dtc_lines:
-    highest_num = max([line[0] for line in dtc_lines])
-else:
-    highest_num = 0
-
-dtc_lines.append([highest_num + 1, "DTC_LAST_DTC", "DTC_NONE", "Last Error", "Last Error"])
-
-# Sortieren der Zeilen nach der Nummer aufsteigend
-dtc_lines.sort(key=lambda x: x[0])
-
-# DTC_NAME_CONSTANT-Makros initialisieren
-dtc_macros = []
-dtc_structs = []
-dtc_table_data = []
-
-# Verarbeiten der sortierten Zeilen
-for i, line in enumerate(dtc_lines):
-    num, dtc_name, dtc_severity, title, description = line
-    dtc_macros.append(f"#define {dtc_name:<30} {num}")
-    comma = "," if i < len(dtc_lines) - 1 else " "
-    dtc_structs.append(f"    {{ {dtc_name:<30}, {dtc_severity:<12} }}{comma} // {description}")
-    dtc_table_data.append({"num": num, "title": title, "description": description})
-
-# Unix-Zeitstempel hinzufügen
-timestamp = int(time.time())
-
-env = Environment(loader=FileSystemLoader('include', encoding='utf-8'))
-# Lade das Jinja2-Template aus der Datei
-template = env.get_template('dtc_defs.h.j2')
-
-# Erstelle ein Context-Dictionary mit den erforderlichen Daten
-context = {
-    'timestamp_unix': timestamp,
-    'timestamp' : time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(timestamp)),
-    'dtc_macros': dtc_macros,  # Übergebe die dtc_macros-Liste direkt
-    'dtc_structs': dtc_structs,  # Übergebe die dtc_structs-Liste direkt
-}
-
-# Rendere das Template mit den Werten und erhalte den Header-Text
-header_text = template.render(context)
-
-# Schreibe den generierten Header-Text in die Header-Datei
-with open(output_file, "w", encoding='utf-8') as f:
-    f.write(header_text)
-
-print(f"Header-Datei wurde erstellt: {output_file}")
-
-# JSON-Datei mit UTF-8-Zeichencodierung erstellen
-with open(json_output_file, 'w', encoding='utf-8') as json_f:
-    json.dump(dtc_table_data, json_f, ensure_ascii=False, indent=4, separators=(',', ': '))
-
-print(f"JSON-Datei wurde erstellt: {json_output_file}")

Software/codegen/dtcs.py

@@ -0,0 +1,127 @@
+import os
+import time
+from jinja2 import Environment, FileSystemLoader
+import json
+
+def build_dtcs():
+    # Pfad zur Eingabedatei und Ausgabedatei
+    input_file = "src/dtc_defs.txt"
+    output_file = "include/dtc_defs.h"
+    json_output_file = "data_src/static/dtc_table.json"
+    
+    # Überprüfen, ob das Verzeichnis existiert, andernfalls erstellen
+    json_output_dir = os.path.dirname(json_output_file)
+    if not os.path.exists(json_output_dir):
+        os.makedirs(json_output_dir)
+    
+    # Mehrdimensionales Array zum Speichern der Zeilen aus der Eingabedatei
+    dtc_lines = []
+    
+    # Lesen und analysieren der Eingabedatei
+    with open(input_file, "r", encoding="utf-8") as f:
+        for line in f:
+            line = line.strip()
+            if not line or line.startswith("#"):
+                continue
+    
+            parts = line.split(";")
+            if len(parts) == 5:
+                num, dtc_name, dtc_severity, title, description = [part.strip() for part in parts]
+                dtc_lines.append([int(num), dtc_name, dtc_severity, title, description])
+    
+    # Überprüfen auf Duplikate in den DTC-Nummern und DTC-Namen
+    num_set = set()
+    dtc_name_set = set()
+    duplicates = []
+    
+    for line in dtc_lines:
+        num, dtc_name, _, _, _ = line
+        if num in num_set:
+            duplicates.append(f"DTC-Nummer {num} ist ein Duplikat.")
+        else:
+            num_set.add(num)
+    
+        if dtc_name in dtc_name_set:
+            duplicates.append(f"DTC-Name '{dtc_name}' ist ein Duplikat.")
+        else:
+            dtc_name_set.add(dtc_name)
+    
+    if duplicates:
+        for duplicate in duplicates:
+            print(f"Fehler: {duplicate}")
+        raise ValueError("Duplicate DTC Data detected")
+    
+    # Suchen nach DTC_NO_DTC und DTC_LAST_DTC
+    dtc_no_dtc_added = False
+    dtc_last_dtc_line = None
+    
+    for line in dtc_lines:
+        _, dtc_name, _, _, _ = line
+        if dtc_name == "DTC_NO_DTC":
+            dtc_no_dtc_added = True
+        elif dtc_name == "DTC_LAST_DTC":
+            dtc_last_dtc_line = line
+    
+    # Einen DTC für DTC_NO_DTC hinzufügen (wenn nicht vorhanden)
+    if not dtc_no_dtc_added:
+        dtc_lines.insert(0, [0, "DTC_NO_DTC", "DTC_NONE", "No Error", "No Error"])
+    
+    # Falls DTC_LAST_DTC existiert, lösche es
+    if dtc_last_dtc_line:
+        dtc_lines.remove(dtc_last_dtc_line)
+    
+    # Einen DTC für DTC_LAST_DTC hinzufügen (mit der höchsten Nummer)
+    if dtc_lines:
+        highest_num = max([line[0] for line in dtc_lines])
+    else:
+        highest_num = 0
+    
+    dtc_lines.append([highest_num + 1, "DTC_LAST_DTC", "DTC_NONE", "Last Error", "Last Error"])
+    
+    # Sortieren der Zeilen nach der Nummer aufsteigend
+    dtc_lines.sort(key=lambda x: x[0])
+    
+    # DTC_NAME_CONSTANT-Makros initialisieren
+    dtc_macros = []
+    dtc_structs = []
+    dtc_table_data = []
+    
+    # Verarbeiten der sortierten Zeilen
+    for i, line in enumerate(dtc_lines):
+        num, dtc_name, dtc_severity, title, description = line
+        dtc_macros.append(f"#define {dtc_name:<30} {num}")
+        comma = "," if i < len(dtc_lines) - 1 else " "
+        dtc_structs.append(f"    {{ {dtc_name:<30}, {dtc_severity:<12} }}{comma} // {description}")
+        dtc_table_data.append({"num": num, "title": title, "description": description})
+    
+    # Unix-Zeitstempel hinzufügen
+    timestamp = int(time.time())
+    
+    env = Environment(loader=FileSystemLoader('codegen/templates', encoding='utf-8'))
+    # Lade das Jinja2-Template aus der Datei
+    template = env.get_template('dtc_defs.h.j2')
+    
+    # Erstelle ein Context-Dictionary mit den erforderlichen Daten
+    context = {
+        'timestamp_unix': timestamp,
+        'timestamp' : time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(timestamp)),
+        'date' : time.strftime('%d.%m.%Y', time.localtime(timestamp)),
+        'dtc_macros': dtc_macros,  # Übergebe die dtc_macros-Liste direkt
+        'dtc_structs': dtc_structs,  # Übergebe die dtc_structs-Liste direkt
+    }
+   
+    # Rendere das Template mit den Werten und erhalte den Header-Text
+    header_text = template.render(context)
+    
+    # Schreibe den generierten Header-Text in die Header-Datei
+    with open(output_file, "w", encoding='utf-8') as f:
+        f.write(header_text)
+    
+    print(f"Header-Datei wurde erstellt: {output_file}")
+    
+    # JSON-Datei mit UTF-8-Zeichencodierung erstellen
+    with open(json_output_file, 'w', encoding='utf-8') as json_f:
+        json.dump(dtc_table_data, json_f, ensure_ascii=False, indent=4, separators=(',', ': '))
+    
+    print(f"JSON-Datei wurde erstellt: {json_output_file}")
+    

Software/codegen/run_pre.py

@@ -0,0 +1,9 @@
+Import("env")  # pylint: disable=undefined-variable
+env.Execute("\"$PYTHONEXE\" -m pip install jinja2")
+env.Replace(PROGNAME="firmware_pcb_1.%s.fw" % env.GetProjectOption("custom_pcb_revision"))
+
+import struct2json
+import dtcs
+
+struct2json.struct2json()
+dtcs.build_dtcs()

Software/codegen/struct2json.py

@@ -0,0 +1,93 @@
+import os
+import time
+from jinja2 import Environment, FileSystemLoader
+import re
+
+# Pfad zur Eingabedatei und Ausgabedatei
+input_file = "include/config.h"
+output_sourcefile = "src/struct2json.cpp"
+output_headerfile = "include/struct2json.h"
+# Liste der zu suchenden Variablen/Structs
+variable_names = ['LubeConfig', 'PersistenceData']
+
+def get_types(file_content, variable_names):
+    result = {}
+    
+    # Entferne Kommentare, um unerwünschte Störungen zu vermeiden
+    file_content = re.sub(r'\/\*.*?\*\/', '', file_content, flags=re.DOTALL)
+    file_content = re.sub(r'\/\/.*', '', file_content)
+    
+    for var_name in variable_names:
+        # Erstelle ein reguläres Ausdrucksmuster, um den Typ der Variable zu extrahieren
+        pattern = re.compile(r'\b(?:extern\s+)?(\w+)\s+' + re.escape(var_name) + r'\s*;')
+        match = pattern.search(file_content)
+        
+        if match:
+            # Extrahiere den Typ aus dem Treffer
+            type_match = match.group(1)
+            result[var_name] = type_match
+
+    return result
+
+def extract_struct_fields(file_content, variable_types):
+    result = {}
+
+    # Entferne Kommentare, um unerwünschte Störungen zu vermeiden
+    file_content = re.sub(r'\/\*.*?\*\/', '', file_content, flags=re.DOTALL)
+    file_content = re.sub(r'\/\/.*', '', file_content)
+
+    for var_name, var_type in variable_types.items():
+        # Erstelle ein reguläres Ausdrucksmuster, um das Strukturfeld zu extrahieren
+        pattern = re.compile(r'typedef\s+struct\s*{([^}]*)}\s*' + re.escape(var_type) + r'\s*;')
+        match = pattern.search(file_content)
+
+        if match:
+            # Extrahiere die Felder aus dem Treffer
+            fields_match = re.findall(r'\b(\w+)\s+(\w+)\s*;', match.group(1))
+            if fields_match:
+                result[var_name] = {'type': var_type, 'fields': {field_name: field_type for field_type, field_name in fields_match}}
+
+    return result
+
+def struct2json():
+    # Überprüfen, ob die Verzeichnisse existieren, andernfalls erstellen
+    output_dir_source = os.path.dirname(output_sourcefile)
+    if not os.path.exists(output_dir_source):
+        os.makedirs(output_dir_source)
+    output_dir_header = os.path.dirname(output_headerfile)
+    if not os.path.exists(output_dir_header):
+        os.makedirs(output_dir_header)
+
+    # Unix-Zeitstempel hinzufügen
+    timestamp = int(time.time())
+
+    # Parse structs
+    with open(input_file, 'r') as file:
+        content = file.read()
+
+    variable_types = get_types(content, variable_names)
+    structs = extract_struct_fields(content, variable_types)
+
+    env = Environment(loader=FileSystemLoader('codegen/templates', encoding='utf-8'))
+    # Lade das Jinja2-Template aus der Datei
+    template_c = env.get_template('struct2json.cpp.j2')
+    template_h = env.get_template('struct2json.h.j2')
+
+    # Erstelle ein Context-Dictionary mit den erforderlichen Daten
+    context = {
+        'timestamp_unix': timestamp,
+        'timestamp' : time.strftime('%Y-%m-%d %H:%M:%S', time.localtime(timestamp)),
+        'date' : time.strftime('%d.%m.%Y', time.localtime(timestamp)),
+        'structs': structs,  # Übergebe die foo-Liste direkt
+    }
+
+    # Rendere das Template mit den Werten und erhalte den Source-Text
+    source_text = template_c.render(context)
+    header_text = template_h.render(context)
+
+    # Schreibe den generierten Source-Text in die Source-Dateien
+    with open(output_sourcefile, "w", encoding='utf-8') as f:
+        f.write(source_text)
+    with open(output_headerfile, "w", encoding='utf-8') as f:
+        f.write(header_text)
+    print(f"Source-Dateien wurde erstellt: {output_sourcefile}, {output_headerfile}")

Software/codegen/templates/dtc_defs.h.j2

@@ -10,7 +10,7 @@
  * @note This file is auto-generated by a script on {{ timestamp }}.
  *
  * @author Marcel Peterkau
- * @date   09.01.2024
+ * @date   {{ date }}
  */
 
 #ifndef DTC_DEFS_H

Software/codegen/templates/struct2json.cpp.j2

@@ -0,0 +1,23 @@
+/**
+ * @file struct2json.cpp
+ *
+ * @brief Implementation file for converting structs to JSON objects.
+ *
+ * @note This file is auto-generated by a script on {{ timestamp }}.
+ *
+ * @author Marcel Peterkau
+ * @date   {{ date }}
+ */
+
+
+#include "struct2json.h"
+
+{% for var_name, var_info in structs.items() -%}
+void generateJsonObject_{{ var_name }}(JsonObject& data)
+{
+    {% for field_name, field_type in var_info['fields'].items() -%}
+    data["{{ field_name }}"] = {{ var_name }}.{{ field_name }};
+    {% endfor -%}
+}
+
+{% endfor %}

Software/codegen/templates/struct2json.h.j2

@@ -0,0 +1,24 @@
+/**
+ * @file struct2json.h
+ *
+ * @brief Header file for converting structs to JSON objects.
+ *
+ * @note This file is auto-generated by a script on {{ timestamp }}.
+ *
+ * @author Marcel Peterkau
+ * @date   {{ date }}
+ */
+
+#ifndef _STRUCT2JSON_H_
+#define _STRUCT2JSON_H_
+
+#include <Arduino.h>
+#include <ArduinoJson.h>
+
+#include "config.h"
+
+{% for var_name, var_info in structs.items() -%}
+void generateJsonObject_{{ var_name }}(JsonObject& data);
+{% endfor %}
+
+#endif /* _STRUCT2JSON_H_ */

Software/include/struct2json.h

@@ -0,0 +1,24 @@
+/**
+ * @file struct2json.h
+ *
+ * @brief Header file for converting structs to JSON objects.
+ *
+ * @note This file is auto-generated by a script on 2024-01-09 20:41:57.
+ *
+ * @author Marcel Peterkau
+ * @date   09.01.2024
+ */
+
+#ifndef _STRUCT2JSON_H_
+#define _STRUCT2JSON_H_
+
+#include <Arduino.h>
+#include <ArduinoJson.h>
+
+#include "config.h"
+
+void generateJsonObject_LubeConfig(JsonObject& data);
+void generateJsonObject_PersistenceData(JsonObject& data);
+
+
+#endif /* _STRUCT2JSON_H_ */

Software/include/webui.h

@@ -29,6 +29,7 @@
 #include "dtc.h"
 #include "common.h"
 #include "debugger.h"
+#include "struct2json.h"
 
 void initWebUI();
 void Webserver_Process();

Software/platformio.ini

@@ -28,7 +28,7 @@ upload_flags =
 
 
 build_flags =
-  !python git_rev_macro.py
+  !python codegen/git_rev_macro.py
   -DWIFI_SSID_CLIENT=${wifi_cred.wifi_ssid_client}
   -DWIFI_PASSWORD_CLIENT=${wifi_cred.wifi_password_client}
   -DADMIN_PASSWORD=${wifi_cred.admin_password}
@@ -38,9 +38,8 @@ build_flags =
 
 board_build.filesystem = littlefs
 extra_scripts = 
-  post:prepare_littlefs.py
+  post:codegen/prepare_littlefs.py
-  pre:build_dtcs.py
+  pre:codegen/run_pre.py
-  pre:prepare_fwfiles.py
 
 monitor_filters = esp8266_exception_decoder
 monitor_speed = 115200

Software/prepare_fwfiles.py

@@ -1,3 +0,0 @@
-Import("env")
-
-env.Replace(PROGNAME="firmware_pcb_1.%s.fw" % env.GetProjectOption("custom_pcb_revision"))

Software/src/struct2json.cpp

@@ -0,0 +1,47 @@
+/**
+ * @file struct2json.cpp
+ *
+ * @brief Implementation file for converting structs to JSON objects.
+ *
+ * @note This file is auto-generated by a script on 2024-01-09 20:41:57.
+ *
+ * @author Marcel Peterkau
+ * @date   09.01.2024
+ */
+
+
+#include "struct2json.h"
+
+void generateJsonObject_LubeConfig(JsonObject& data)
+{
+    data["EEPROM_Version"] = LubeConfig.EEPROM_Version;
+    data["DistancePerLube_Default"] = LubeConfig.DistancePerLube_Default;
+    data["DistancePerLube_Rain"] = LubeConfig.DistancePerLube_Rain;
+    data["tankCapacity_ml"] = LubeConfig.tankCapacity_ml;
+    data["amountPerDose_microL"] = LubeConfig.amountPerDose_microL;
+    data["TankRemindAtPercentage"] = LubeConfig.TankRemindAtPercentage;
+    data["PulsePerRevolution"] = LubeConfig.PulsePerRevolution;
+    data["TireWidth_mm"] = LubeConfig.TireWidth_mm;
+    data["TireWidthHeight_Ratio"] = LubeConfig.TireWidthHeight_Ratio;
+    data["RimDiameter_Inch"] = LubeConfig.RimDiameter_Inch;
+    data["DistancePerRevolution_mm"] = LubeConfig.DistancePerRevolution_mm;
+    data["BleedingPulses"] = LubeConfig.BleedingPulses;
+    data["SpeedSource"] = LubeConfig.SpeedSource;
+    data["GPSBaudRate"] = LubeConfig.GPSBaudRate;
+    data["CANSource"] = LubeConfig.CANSource;
+    data["LED_Mode_Flash"] = LubeConfig.LED_Mode_Flash;
+    data["LED_Max_Brightness"] = LubeConfig.LED_Max_Brightness;
+    data["LED_Min_Brightness"] = LubeConfig.LED_Min_Brightness;
+    data["checksum"] = LubeConfig.checksum;
+    }
+
+void generateJsonObject_PersistenceData(JsonObject& data)
+{
+    data["writeCycleCounter"] = PersistenceData.writeCycleCounter;
+    data["tankRemain_microL"] = PersistenceData.tankRemain_microL;
+    data["TravelDistance_highRes_mm"] = PersistenceData.TravelDistance_highRes_mm;
+    data["odometer_mm"] = PersistenceData.odometer_mm;
+    data["odometer"] = PersistenceData.odometer;
+    data["checksum"] = PersistenceData.checksum;
+    }
+

Software/src/webui.cpp

@@ -463,46 +463,14 @@ void WebServerEEJSON_Callback(AsyncWebServerRequest *request)
   fwinfo["Git-Hash"] = buffer;
 
   JsonObject config = json.createNestedObject("config");
-
+  generateJsonObject_LubeConfig(config);
-  config["EEPROM_Version"] = LubeConfig.EEPROM_Version;
+  JsonObject persis = json.createNestedObject("persis");
-  config["DistancePerLube_Default"] = LubeConfig.DistancePerLube_Default;
+  generateJsonObject_PersistenceData(persis);
-  config["DistancePerLube_Rain"] = LubeConfig.DistancePerLube_Rain;
-  config["tankCapacity_ml"] = LubeConfig.tankCapacity_ml;
-  config["amountPerDose_microL"] = LubeConfig.amountPerDose_microL;
-  config["TankRemindAtPercentage"] = LubeConfig.TankRemindAtPercentage;
-  config["PulsePerRevolution"] = LubeConfig.PulsePerRevolution;
-  config["TireWidth_mm"] = LubeConfig.TireWidth_mm;
-  config["TireWidthHeight_Ratio"] = LubeConfig.TireWidthHeight_Ratio;
-  config["RimDiameter_Inch"] = LubeConfig.RimDiameter_Inch;
-  config["DistancePerRevolution_mm"] = LubeConfig.DistancePerRevolution_mm;
-  config["BleedingPulses"] = LubeConfig.BleedingPulses;
-  config["SpeedSource"] = LubeConfig.SpeedSource;
-  config["SpeedSource_Str"] = SpeedSourceString[LubeConfig.SpeedSource];
-  config["GPSBaudRate"] = LubeConfig.GPSBaudRate;
-  config["GPSBaudRate_Str"] = GPSBaudRateString[LubeConfig.GPSBaudRate];
-  config["CANSource"] = LubeConfig.CANSource;
-  config["CANSource_Str"] = CANSourceString[LubeConfig.CANSource];
-  config["LED_Mode_Flash"] = LubeConfig.LED_Mode_Flash;
-  config["LED_Max_Brightness"] = LubeConfig.LED_Max_Brightness;
-  config["LED_Min_Brightness"] = LubeConfig.LED_Min_Brightness;
-  sprintf(buffer, "0x%08X", LubeConfig.checksum);
-  config["checksum"] = buffer;
 
   JsonObject eepart = json.createNestedObject("eepart");
-
   sprintf(buffer, "0x%04X", globals.eePersistanceAdress);
   eepart["PersistanceAddress"] = buffer;
 
-  JsonObject persis = json.createNestedObject("persis");
-
-  persis["writeCycleCounter"] = PersistenceData.writeCycleCounter;
-  persis["tankRemain_microL"] = PersistenceData.tankRemain_microL;
-  persis["TravelDistance_highRes_mm"] = PersistenceData.TravelDistance_highRes_mm;
-  persis["odometer_mm"] = PersistenceData.odometer_mm;
-  persis["odometer"] = PersistenceData.odometer;
-  sprintf(buffer, "0x%08X", PersistenceData.checksum);
-  persis["checksum"] = buffer;
-
   serializeJsonPretty(json, *response);
 
   response->addHeader("Content-disposition", "attachment; filename=backup.ee.json");