chore: `byte to uint8_t`

Found by PVS-Studio

.github/workflows/stale.yaml

@@ -7,7 +7,7 @@ jobs:
   stale:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/stale@v9
+      - uses: actions/stale@v10
         with:
           stale-issue-message: >
             This issue is stale because it has been open 15 days with no activity. Remove stale label or comment or this will be closed in 5 days.

README.md

@@ -72,7 +72,7 @@ All available information and instructions can be found in the wiki:
       * [Leds on board](https://github.com/Laxilef/OTGateway/wiki/OT-adapters#leds-on-board)
 
 ## Gratitude
-* To the developers of the libraries used: [OpenTherm Library](https://github.com/ihormelnyk/opentherm_library), [ESP8266Scheduler](https://github.com/nrwiersma/ESP8266Scheduler), [ArduinoJson](https://github.com/bblanchon/ArduinoJson), [NimBLE-Arduino](https://github.com/h2zero/NimBLE-Arduino), [ArduinoMqttClient](https://github.com/arduino-libraries/ArduinoMqttClient), [ESPTelnet](https://github.com/LennartHennigs/ESPTelnet), [FileData](https://github.com/GyverLibs/FileData), [GyverPID](https://github.com/GyverLibs/GyverPID), [GyverBlinker](https://github.com/GyverLibs/GyverBlinker), [FileData](https://github.com/GyverLibs/FileData), [OneWireNg](https://github.com/pstolarz/OneWireNg) & [OneWire](https://github.com/PaulStoffregen/OneWire)
+* To the developers of the libraries used: [OpenTherm Library](https://github.com/ihormelnyk/opentherm_library), [ESP8266Scheduler](https://github.com/nrwiersma/ESP8266Scheduler), [ArduinoJson](https://github.com/bblanchon/ArduinoJson), [NimBLE-Arduino](https://github.com/h2zero/NimBLE-Arduino), [ArduinoMqttClient](https://github.com/arduino-libraries/ArduinoMqttClient), [ESPTelnet](https://github.com/LennartHennigs/ESPTelnet), [FileData](https://github.com/GyverLibs/FileData), [GyverPID](https://github.com/GyverLibs/GyverPID), [GyverBlinker](https://github.com/GyverLibs/GyverBlinker), [OneWireNg](https://github.com/pstolarz/OneWireNg) & [OneWire](https://github.com/PaulStoffregen/OneWire)
 * To the [PlatformIO](https://platformio.org/) Team
 * To the team and contributors of the [pioarduino](https://github.com/pioarduino/platform-espressif32) project
 * To the [BrowserStack](https://www.browserstack.com/) team. This project is tested with BrowserStack.

lib/CustomOpenTherm/CustomOpenTherm.h

@@ -4,8 +4,8 @@
 class CustomOpenTherm : public OpenTherm {
 public:
   typedef std::function<void(unsigned int)> DelayCallback;
-  typedef std::function<void(unsigned long, byte)> BeforeSendRequestCallback;
+  typedef std::function<void(unsigned long, uint8_t)> BeforeSendRequestCallback;
-  typedef std::function<void(unsigned long, unsigned long, OpenThermResponseStatus, byte)> AfterSendRequestCallback;
+  typedef std::function<void(unsigned long, unsigned long, OpenThermResponseStatus, uint8_t)> AfterSendRequestCallback;
 
   CustomOpenTherm(int inPin = 4, int outPin = 5, bool isSlave = false, bool alwaysReceive = false) : OpenTherm(inPin, outPin, isSlave, alwaysReceive) {}
   ~CustomOpenTherm() {}
@@ -106,15 +106,14 @@ public:
     return isValidResponse(response) && isValidResponseId(response, OpenThermMessageID::RemoteRequest);
   }
 
-  static bool isCh2Active(unsigned long response)
+  static bool isCh2Active(unsigned long response) {
-  {
       return response & 0x20;
   }
 
   static bool isValidResponseId(unsigned long response, OpenThermMessageID id) {
-    byte responseId = (response >> 16) & 0xFF;
+    uint8_t responseId = (response >> 16) & 0xFF;
 
-    return (byte)id == responseId;
+    return (uint8_t)id == responseId;
   }
 
   static uint8_t getResponseMessageTypeId(unsigned long response) {

lib/NetworkUtils/NetworkMgr.h

@@ -35,7 +35,7 @@ namespace NetworkUtils {
       return this;
     }
 
-    NetworkMgr* setApCredentials(const char* ssid, const char* password = nullptr, byte channel = 0) {
+    NetworkMgr* setApCredentials(const char* ssid, const char* password = nullptr, uint8_t channel = 0) {
       this->apName = ssid;
       this->apPassword = password;
       this->apChannel = channel;
@@ -43,7 +43,7 @@ namespace NetworkUtils {
       return this;
     }
 
-    NetworkMgr* setStaCredentials(const char* ssid = nullptr, const char* password = nullptr, byte channel = 0) {
+    NetworkMgr* setStaCredentials(const char* ssid = nullptr, const char* password = nullptr, uint8_t channel = 0) {
       this->staSsid = ssid;
       this->staPassword = password;
       this->staChannel = channel;
@@ -140,7 +140,7 @@ namespace NetworkUtils {
       return this->staPassword;
     }
 
-    byte getStaChannel() {
+    uint8_t getStaChannel() {
       return this->staChannel;
     }
 
@@ -377,7 +377,7 @@ namespace NetworkUtils {
       }
     }
 
-    static byte rssiToSignalQuality(short int rssi) {
+    static uint8_t rssiToSignalQuality(short int rssi) {
       return constrain(map(rssi, -100, -50, 0, 100), 0, 100);
     }
 
@@ -397,11 +397,11 @@ namespace NetworkUtils {
     const char* hostname = "esp";
     const char* apName = "ESP";
     const char* apPassword = nullptr;
-    byte apChannel = 1;
+    uint8_t apChannel = 1;
 
     const char* staSsid = nullptr;
     const char* staPassword = nullptr;
-    byte staChannel = 0;
+    uint8_t staChannel = 0;
 
     bool useDhcp = true;
     IPAddress staticIp;

platformio.ini

@@ -17,12 +17,12 @@ core_dir = .pio
 version = 1.5.6
 framework = arduino
 lib_deps = 
-	bblanchon/ArduinoJson@^7.3.0
+	bblanchon/ArduinoJson@^7.4.2
 	;ihormelnyk/OpenTherm Library@^1.1.5
 	https://github.com/Laxilef/opentherm_library#esp32_timer
 	arduino-libraries/ArduinoMqttClient@^0.1.8
-	lennarthennigs/ESP Telnet@^2.2
+	lennarthennigs/ESP Telnet@^2.2.3
-	gyverlibs/FileData@^1.0.2
+	gyverlibs/FileData@^1.0.3
 	gyverlibs/GyverPID@^3.3.2
 	gyverlibs/GyverBlinker@^1.1.1
 	https://github.com/pstolarz/Arduino-Temperature-Control-Library.git#OneWireNg
@@ -92,13 +92,13 @@ check_flags = ${env.check_flags}
 ;platform_packages = 
 ;  framework-arduinoespressif32 @ https://github.com/espressif/arduino-esp32.git#3.0.5
 ;  framework-arduinoespressif32-libs @ https://github.com/espressif/esp32-arduino-lib-builder/releases/download/idf-release_v5.1/esp32-arduino-libs-idf-release_v5.1-33fbade6.zip
-platform = https://github.com/pioarduino/platform-espressif32/releases/download/55.03.30-2/platform-espressif32.zip
+platform = https://github.com/pioarduino/platform-espressif32/releases/download/55.03.31/platform-espressif32.zip
 platform_packages = ${env.platform_packages}
 board_build.partitions = esp32_partitions.csv
 lib_deps =
 	${env.lib_deps}
 	laxilef/ESP32Scheduler@^1.0.1
-nimble_lib = h2zero/NimBLE-Arduino@^2.1.0
+nimble_lib = h2zero/NimBLE-Arduino@^2.3.6
 lib_ignore = 
 extra_scripts = 
 	post:tools/esp32.py
@@ -294,6 +294,10 @@ build_flags =
 check_tool = ${esp32_defaults.check_tool}
 check_flags = ${esp32_defaults.check_flags}
 
+[env:nodemcu_32_160mhz] 
+extends = env:nodemcu_32 
+board_build.f_cpu = 160000000L ; set frequency to 160MHz
+
 [env:d1_mini32]
 platform = ${esp32_defaults.platform}
 platform_packages = ${esp32_defaults.platform_packages}

src/HaHelper.h

@@ -3,8 +3,8 @@
 
 class HaHelper : public HomeAssistantHelper {
 public:
-  static const byte TEMP_SOURCE_HEATING = 0;
+  static const uint8_t TEMP_SOURCE_HEATING = 0;
-  static const byte TEMP_SOURCE_INDOOR = 1;
+  static const uint8_t TEMP_SOURCE_INDOOR = 1;
   static const char AVAILABILITY_OT_CONN[];
   static const char AVAILABILITY_SENSOR_CONN[];
 
@@ -1170,7 +1170,7 @@ public:
   }
 
 
-  bool publishClimateHeating(UnitSystem unit = UnitSystem::METRIC, byte minTemp = 20, byte maxTemp = 90, bool enabledByDefault = true) {
+  bool publishClimateHeating(UnitSystem unit = UnitSystem::METRIC, uint8_t minTemp = 20, uint8_t maxTemp = 90, bool enabledByDefault = true) {
     JsonDocument doc;
     doc[FPSTR(HA_AVAILABILITY)][FPSTR(HA_TOPIC)] = this->statusTopic.c_str();
     doc[FPSTR(HA_ENABLED_BY_DEFAULT)] = enabledByDefault;
@@ -1222,7 +1222,7 @@ public:
     return this->publish(this->makeConfigTopic(FPSTR(HA_ENTITY_CLIMATE), F("heating"), '_').c_str(), doc);
   }
 
-  bool publishClimateDhw(UnitSystem unit = UnitSystem::METRIC, byte minTemp = 40, byte maxTemp = 60, bool enabledByDefault = true) {
+  bool publishClimateDhw(UnitSystem unit = UnitSystem::METRIC, uint8_t minTemp = 40, uint8_t maxTemp = 60, bool enabledByDefault = true) {
     JsonDocument doc;
     doc[FPSTR(HA_AVAILABILITY)][FPSTR(HA_TOPIC)] = this->statusTopic.c_str();
     doc[FPSTR(HA_ENABLED_BY_DEFAULT)] = enabledByDefault;

src/MqttTask.h

@@ -557,7 +557,7 @@ protected:
   }
 
   bool publishNonStaticHaEntities(bool force = false) {
-    static byte _heatingMinTemp, _heatingMaxTemp, _dhwMinTemp, _dhwMaxTemp = 0;
+    static uint8_t _heatingMinTemp, _heatingMaxTemp, _dhwMinTemp, _dhwMaxTemp = 0;
     static bool _indoorTempControl, _dhwSupport = false;
 
     bool published = false;

src/OpenThermTask.h

@@ -19,8 +19,8 @@ protected:
 
   CustomOpenTherm* instance = nullptr;
   unsigned long instanceCreatedTime = 0;
-  byte instanceInGpio = 0;
+  uint8_t instanceInGpio = 0;
-  byte instanceOutGpio = 0;
+  uint8_t instanceOutGpio = 0;
   bool initialized = false;
   unsigned long connectedTime = 0;
   unsigned long disconnectedTime = 0;
@@ -31,7 +31,7 @@ protected:
   unsigned long heatingSetTempTime = 0;
   unsigned long dhwSetTempTime = 0;
   unsigned long ch2SetTempTime = 0;
-  byte configuredRxLedGpio = GPIO_IS_NOT_CONFIGURED;
+  uint8_t configuredRxLedGpio = GPIO_IS_NOT_CONFIGURED;
 
   #if defined(ARDUINO_ARCH_ESP32)
   const char* getTaskName() override {
@@ -90,7 +90,7 @@ protected:
 
     Log.sinfoln(FPSTR(L_OT), F("Started. GPIO IN: %hhu, GPIO OUT: %hhu"), settings.opentherm.inGpio, settings.opentherm.outGpio);
 
-    this->instance->setAfterSendRequestCallback([this](unsigned long request, unsigned long response, OpenThermResponseStatus status, byte attempt) {
+    this->instance->setAfterSendRequestCallback([this](unsigned long request, unsigned long response, OpenThermResponseStatus status, uint8_t attempt) {
       Log.sverboseln(
         FPSTR(L_OT),
         F("ID: %4d   Request: %8lx   Response: %8lx   Msg type: %s   Attempt: %2d   Status: %s"),

src/RegulatorTask.h

@@ -213,7 +213,8 @@ protected:
         }*/
 
         float error = pidRegulator.setpoint - pidRegulator.input;
-        bool hasDeadband = (error > -(settings.pid.deadband.thresholdHigh))
+        bool hasDeadband = settings.pid.deadband.enabled 
+          && (error > -(settings.pid.deadband.thresholdHigh))
           && (error < settings.pid.deadband.thresholdLow);
 
         if (hasDeadband) {

src/Sensors.h

@@ -334,7 +334,7 @@ public:
 
     uint8_t valueId = (uint8_t) valueType;
     if (!isValidValueId(valueId)) {
-      return false;
+      return 0;
     }
     
     float value = 0.0f;

src/SensorsTask.h

@@ -385,7 +385,7 @@ protected:
         continue;
       }
 
-      const float sensorResistance = value > 0.001f
+      const float sensorResistance = value > 1
         ? DEFAULT_NTC_REF_RESISTANCE / (DEFAULT_NTC_VREF / (float) value - 1.0f)
         : 0.0f;
       const float rawTemp = 1.0f / (
@@ -577,7 +577,7 @@ protected:
 
   bool subscribeToBleDevice(const uint8_t sensorId, NimBLEClient* pClient) {
     auto& sSensor = Sensors::settings[sensorId];
-    auto pAddress = pClient->getPeerAddress().toString().c_str();
+    auto pAddress = pClient->getPeerAddress().toString();
     
     NimBLERemoteService* pService = nullptr;
     NimBLERemoteCharacteristic* pChar = nullptr;
@@ -588,13 +588,13 @@ protected:
     if (!pService) {
       Log.straceln(
         FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': failed to find env service (%s) on device %s"),
-        sensorId, sSensor.name, serviceUuid.toString().c_str(), pAddress
+        sensorId, sSensor.name, serviceUuid.toString().c_str(), pAddress.c_str()
       );
 
     } else {
       Log.straceln(
         FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': found env service (%s) on device %s"),
-        sensorId, sSensor.name, serviceUuid.toString().c_str(), pAddress
+        sensorId, sSensor.name, serviceUuid.toString().c_str(), pAddress.c_str()
       );
 
       // 0x2A6E - Notify temperature x0.01C (pvvx)
@@ -606,7 +606,7 @@ protected:
         if (pChar && (pChar->canNotify() || pChar->canIndicate())) {
           Log.straceln(
             FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': found temp char (%s) in env service on device %s"),
-            sensorId, sSensor.name, charUuid.toString().c_str(), pAddress
+            sensorId, sSensor.name, charUuid.toString().c_str(), pAddress.c_str()
           );
 
           pChar->unsubscribe();
@@ -661,14 +661,14 @@ protected:
             Log.straceln(
               FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': subscribed to temp char (%s) in env service on device %s"),
               sensorId, sSensor.name,
-              charUuid.toString().c_str(), pAddress
+              charUuid.toString().c_str(), pAddress.c_str()
             );
 
           } else {
             Log.swarningln(
               FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': failed to subscribe to temp char (%s) in env service on device %s"),
               sensorId, sSensor.name,
-              charUuid.toString().c_str(), pAddress
+              charUuid.toString().c_str(), pAddress.c_str()
             );
           }
         }
@@ -683,7 +683,7 @@ protected:
         if (pChar && (pChar->canNotify() || pChar->canIndicate())) {
           Log.straceln(
             FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': found temp char (%s) in env service on device %s"),
-            sensorId, sSensor.name, charUuid.toString().c_str(), pAddress
+            sensorId, sSensor.name, charUuid.toString().c_str(), pAddress.c_str()
           );
 
           pChar->unsubscribe();
@@ -738,14 +738,14 @@ protected:
             Log.straceln(
               FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': subscribed to temp char (%s) in env service on device %s"),
               sensorId, sSensor.name,
-              charUuid.toString().c_str(), pAddress
+              charUuid.toString().c_str(), pAddress.c_str()
             );
 
           } else {
             Log.swarningln(
               FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': failed to subscribe to temp char (%s) in env service on device %s"),
               sensorId, sSensor.name,
-              charUuid.toString().c_str(), pAddress
+              charUuid.toString().c_str(), pAddress.c_str()
             );
           }
         }
@@ -754,7 +754,7 @@ protected:
       if (!tempNotifyCreated) {
         Log.swarningln(
           FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': not found supported temp chars in env service on device %s"),
-          sensorId, sSensor.name, pAddress
+          sensorId, sSensor.name, pAddress.c_str()
         );
 
         pClient->disconnect();
@@ -772,7 +772,7 @@ protected:
           if (pChar && (pChar->canNotify() || pChar->canIndicate())) {
             Log.straceln(
               FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': found humidity char (%s) in env service on device %s"),
-              sensorId, sSensor.name, charUuid.toString().c_str(), pAddress
+              sensorId, sSensor.name, charUuid.toString().c_str(), pAddress.c_str()
             );
 
             pChar->unsubscribe();
@@ -827,14 +827,14 @@ protected:
               Log.straceln(
                 FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': subscribed to humidity char (%s) in env service on device %s"),
                 sensorId, sSensor.name,
-                charUuid.toString().c_str(), pAddress
+                charUuid.toString().c_str(), pAddress.c_str()
               );
 
             } else {
               Log.swarningln(
                 FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': failed to subscribe to humidity char (%s) in env service on device %s"),
                 sensorId, sSensor.name,
-                charUuid.toString().c_str(), pAddress
+                charUuid.toString().c_str(), pAddress.c_str()
               );
             }
           }
@@ -843,7 +843,7 @@ protected:
         if (!humidityNotifyCreated) {
           Log.swarningln(
             FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': not found supported humidity chars in env service on device %s"),
-            sensorId, sSensor.name, pAddress
+            sensorId, sSensor.name, pAddress.c_str()
           );
         }
       }
@@ -857,13 +857,13 @@ protected:
       if (!pService) {
         Log.straceln(
           FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': failed to find battery service (%s) on device %s"),
-          sensorId, sSensor.name, serviceUuid.toString().c_str(), pAddress
+          sensorId, sSensor.name, serviceUuid.toString().c_str(), pAddress.c_str()
         );
 
       } else {
         Log.straceln(
           FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': found battery service (%s) on device %s"),
-          sensorId, sSensor.name, serviceUuid.toString().c_str(), pAddress
+          sensorId, sSensor.name, serviceUuid.toString().c_str(), pAddress.c_str()
         );
 
         // 0x2A19 - Notify the battery charge level 0..99% (pvvx)
@@ -875,7 +875,7 @@ protected:
           if (pChar && (pChar->canNotify() || pChar->canIndicate())) {
             Log.straceln(
               FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': found battery char (%s) in battery service on device %s"),
-              sensorId, sSensor.name, charUuid.toString().c_str(), pAddress
+              sensorId, sSensor.name, charUuid.toString().c_str(), pAddress.c_str()
             );
 
             pChar->unsubscribe();
@@ -930,14 +930,14 @@ protected:
               Log.straceln(
                 FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': subscribed to battery char (%s) in battery service on device %s"),
                 sensorId, sSensor.name,
-                charUuid.toString().c_str(), pAddress
+                charUuid.toString().c_str(), pAddress.c_str()
               );
 
             } else {
               Log.swarningln(
                 FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': failed to subscribe to battery char (%s) in battery service on device %s"),
                 sensorId, sSensor.name,
-                charUuid.toString().c_str(), pAddress
+                charUuid.toString().c_str(), pAddress.c_str()
               );
             }
           }
@@ -946,7 +946,7 @@ protected:
         if (!batteryNotifyCreated) {
           Log.swarningln(
             FPSTR(L_SENSORS_BLE), F("Sensor #%hhu '%s': not found supported battery chars in battery service on device %s"),
-            sensorId, sSensor.name, pAddress
+            sensorId, sSensor.name, pAddress.c_str()
           );
         }
       }

src/Settings.h

@@ -12,13 +12,13 @@ struct NetworkSettings {
   struct {
     char ssid[33] = DEFAULT_AP_SSID;
     char password[65] = DEFAULT_AP_PASSWORD;
-    byte channel = 6;
+    uint8_t channel = 6;
   } ap;
 
   struct {
     char ssid[33] = DEFAULT_STA_SSID;
     char password[65] = DEFAULT_STA_PASSWORD;
-    byte channel = 0;
+    uint8_t channel = 0;
   } sta;
 } networkSettings;
 
@@ -42,7 +42,7 @@ struct Settings {
     } ntp;
 
     UnitSystem unitSystem = UnitSystem::METRIC;
-    byte statusLedGpio = DEFAULT_STATUS_LED_GPIO;
+    uint8_t statusLedGpio = DEFAULT_STATUS_LED_GPIO;
   } system;
 
   struct {
@@ -54,9 +54,9 @@ struct Settings {
 
   struct {
     UnitSystem unitSystem = UnitSystem::METRIC;
-    byte inGpio = DEFAULT_OT_IN_GPIO;
+    uint8_t inGpio = DEFAULT_OT_IN_GPIO;
-    byte outGpio = DEFAULT_OT_OUT_GPIO;
+    uint8_t outGpio = DEFAULT_OT_OUT_GPIO;
-    byte rxLedGpio = DEFAULT_OT_RX_LED_GPIO;
+    uint8_t rxLedGpio = DEFAULT_OT_RX_LED_GPIO;
     uint8_t memberId = 0;
     uint8_t flags = 0;
     float minPower = 0.0f;
@@ -105,8 +105,8 @@ struct Settings {
     float target = DEFAULT_HEATING_TARGET_TEMP;
     float hysteresis = 0.5f;
     float turboFactor = 7.5f;
-    byte minTemp = DEFAULT_HEATING_MIN_TEMP;
+    uint8_t minTemp = DEFAULT_HEATING_MIN_TEMP;
-    byte maxTemp = DEFAULT_HEATING_MAX_TEMP;
+    uint8_t maxTemp = DEFAULT_HEATING_MAX_TEMP;
     uint8_t maxModulation = 100;
 
     struct {
@@ -123,8 +123,8 @@ struct Settings {
   struct {
     bool enabled = true;
     float target = DEFAULT_DHW_TARGET_TEMP;
-    byte minTemp = DEFAULT_DHW_MIN_TEMP;
+    uint8_t minTemp = DEFAULT_DHW_MIN_TEMP;
-    byte maxTemp = DEFAULT_DHW_MAX_TEMP;
+    uint8_t maxTemp = DEFAULT_DHW_MAX_TEMP;
     uint8_t maxModulation = 100;
     
     struct {
@@ -161,7 +161,7 @@ struct Settings {
 
   struct {
     bool use = false;
-    byte gpio = DEFAULT_EXT_PUMP_GPIO;
+    uint8_t gpio = DEFAULT_EXT_PUMP_GPIO;
     unsigned short postCirculationTime = 600;
     unsigned int antiStuckInterval = 2592000;
     unsigned short antiStuckTime = 300;
@@ -170,15 +170,15 @@ struct Settings {
   struct {
     struct {
       bool enabled = false;
-      byte gpio = GPIO_IS_NOT_CONFIGURED;
+      uint8_t gpio = GPIO_IS_NOT_CONFIGURED;
-      byte invertState = false;
+      bool invertState = false;
       unsigned short thresholdTime = 60;
     } input;
 
     struct {
       bool enabled = false;
-      byte gpio = GPIO_IS_NOT_CONFIGURED;
+      uint8_t gpio = GPIO_IS_NOT_CONFIGURED;
-      byte invertState = false;
+      bool invertState = false;
       unsigned short thresholdTime = 60;
       bool onFault = true;
       bool onLossConnection = true;

src/utils.h

@@ -72,7 +72,7 @@ time_t mkgmtime(const struct tm *ptm) {
 
 inline bool isDigit(const char* ptr) {
   char* endPtr;
-  strtol(ptr, &endPtr, 10);
+  auto tmp = strtol(ptr, &endPtr, 10);
   return *endPtr == 0;
 }
 
@@ -1324,7 +1324,7 @@ bool jsonToSettings(const JsonVariantConst src, Settings& dst, bool safe = false
   if (!src[FPSTR(S_HEATING)][FPSTR(S_MIN_TEMP)].isNull()) {
     unsigned char value = src[FPSTR(S_HEATING)][FPSTR(S_MIN_TEMP)].as<unsigned char>();
 
-    if (value != dst.heating.minTemp && value >= vars.slave.heating.minTemp && value < vars.slave.heating.maxTemp && value != dst.heating.minTemp) {
+    if (value != dst.heating.minTemp && value >= vars.slave.heating.minTemp && value < vars.slave.heating.maxTemp && value != dst.heating.maxTemp) {
       dst.heating.minTemp = value;
       changed = true;
     }
@@ -1333,7 +1333,7 @@ bool jsonToSettings(const JsonVariantConst src, Settings& dst, bool safe = false
   if (!src[FPSTR(S_HEATING)][FPSTR(S_MAX_TEMP)].isNull()) {
     unsigned char value = src[FPSTR(S_HEATING)][FPSTR(S_MAX_TEMP)].as<unsigned char>();
 
-    if (value != dst.heating.maxTemp && value > vars.slave.heating.minTemp && value <= vars.slave.heating.maxTemp && value != dst.heating.maxTemp) {
+    if (value != dst.heating.maxTemp && value > vars.slave.heating.minTemp && value <= vars.slave.heating.maxTemp && value != dst.heating.minTemp) {
       dst.heating.maxTemp = value;
       changed = true;
     }
@@ -1894,7 +1894,7 @@ bool jsonToSensorSettings(const uint8_t sensorId, const JsonVariantConst src, Se
 
   // gpio
   if (!src[FPSTR(S_GPIO)].isNull()) {
-    if (dst.type != Sensors::Type::DALLAS_TEMP && dst.type == Sensors::Type::BLUETOOTH && dst.type == Sensors::Type::NTC_10K_TEMP) {
+    if (dst.type != Sensors::Type::DALLAS_TEMP && dst.type != Sensors::Type::NTC_10K_TEMP) {
       if (dst.gpio != GPIO_IS_NOT_CONFIGURED) {
         dst.gpio = GPIO_IS_NOT_CONFIGURED;
         changed = true;