System Information

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Physical Device Identification

Returns unique information about the current device, including model, firmware version, MAC address, and public key.

GET /api/identify/

Access Level: 🟨 1

Response:

Field	Type	Description
`manufacturer`	string	Device manufacturer.
`device`	string	Device model name.
`deviceId`	integer	Device identifier.
`firmwareType`	integer	Firmware type (e.g., basic, extended, etc.).
`firmwareVer`	integer	Firmware version.
`releaseDate`	string	Release date and time in ISO 8601 format.
`mac`	string	Ethernet interface MAC address.
`uniqueMac`	boolean	Flag indicating if the device MAC address is unique.
`pubKey`	string	Device public key for cryptographic authentication.

Example Response:

{
    "manufacturer": "Novatek-Electro Ltd.",
    "device": "MC-251",
    "deviceId": 46,
    "firmwareType": 1,
    "firmwareVer": 46,
    "releaseDate": "2025-05-26T00:00:00",
    "mac": "d8:80:39:69:0e:6d",
    "uniqueMac": true,
    "pubKey": "WB2dxH7Jk+tmW2TDwOmWxtBKjkKf4siJi42bDyCLLXQ="
}

Firmware Version

GET /api/version/

Access Level: 🟩 0

Response:

Field	Type	Description
`device`	string	Manufacturer’s device model.
`deviceId`	integer	Manufacturer’s device identifier.
`firmwareType`	integer	Firmware modification.
`firmwareVer`	integer	Firmware version.
`releaseDate`	string	Release date and time in ISO 8601 format.

Example Response:

{
    "device": "MC-251",
    "deviceId": 46,
    "firmwareType": 1,
    "firmwareVer": 46,
    "releaseDate": "2025-05-14T00:00:00"
}

Get Device State

Retrieves the current state of the device by key (or all states).

GET /api/state/get/?key&...

Access Level: 🟨 1

Available Keys:

ethernet: Ethernet interface state
gsm: GSM interface state
vpn: VPN interface state
mbTcpCallback: Modbus TCP cloud connection state
activation: Device activation state
fwUpdate: Update state
mbTcpServer: TCP server state
mbTcpClients: TCP client state
inputs: Inputs state
outputs: Outputs state
statistics: General statistics
memTaskfiles: Task files state
memCard: SD card state
settings: Settings state
time: Device time
misc: Miscellaneous states

ethernet

Returns information about the current Ethernet connection state.

Response Fields:

Field	Type	Description
`ip`	string / null	Current IP address assigned to the device, or `null` if not assigned.
`mac`	string	Ethernet interface MAC address.
`linkUp`	boolean	Indicates if there is an active link.

gsm

Returns information about the current GSM module state.

Response Fields:

Field	Type	Description
`signalLevel`	integer / null	GSM signal level in %, or `null` if GSM is not connected.
`ip`	string / null	IP address assigned to the GSM interface, or `null` if not assigned.
`imei`	string / null	Modem IMEI, or `null` if undefined.
`simState`	integer	SIM card state: 0 — not inserted, 1 — inserted and active.
`pinState`	integer	PIN code state:
		`0` - Unknown state;
		`1` - PIN not required;
		`2` - PIN required, attempts unknown;
		`3` - PIN required, 0 attempts left;
		`4` - PIN required, 1 attempt left;
		`5` - PIN required, 2 attempts left;
		`6` - PIN required, 3 attempts left;
		`7` - PIN required, >3 attempts left;
		`8` - Other auth required (PUK, etc.).
`ccid`	string / null	SIM card CCID, or `null` if undefined.
`provider`	string / null	SIM card operator name, or `null` if undefined.
`radioBand`	string / null	GSM standard: `2g`, `3g`, `4g`, or `null` if undefined.
`isTcpIpBusy`	boolean	Indicates if the GSM interface TCP/IP stack is busy.
`isGsmRegistered`	boolean	Indicates registration in the operator’s network.
`isGsmRoaming`	boolean	Indicates roaming status.
`isGprsStarted`	boolean	Indicates active GPRS connection.
`traficTotal`	integer	Total data transferred via GSM interface (in bytes).

vpn

Returns information about the current VPN (WireGuard) connection state.

Response Fields:

Field	Type	Description
`linkState`	string	Connection state:
		`disabled` - VPN disabled in settings;
		`netifCreated` - Network interface created;
		`peerConfigured` - Peer connection configured;
		`peerConnected` - Connection to peer established;
		`peerUp` - VPN tunnel is up and running.
`configServerReached`	boolean / null	Configuration server availability.
`lastPeerUp`	string / null	Time of last peer connection (ISO 8601), or `null`.
`netifIp`	string / null	VPN interface IP address, or `null`.
`netifMask`	string / null	VPN interface subnet mask, or `null`.
`peerIp`	string / null	Remote peer IP address, or `null`.
`peerPort`	integer	Remote peer port.
`interface`	string / null	Connection interface: `eth`, `gsm`, or `null`.
`configState`	string	Configuration state:
		`errorKey` - Error: invalid key;
		`errorMem` - Error: insufficient memory;
		`disabled` - VPN disabled in settings;
		`pause` - Delay between configuration attempts;
		`serverHostnameResolving` - Resolving config server hostname;
		`serverConnecting` - Connecting to config server;
		`serverConnected` - Connected, receiving peer config;
		`peerHostnameResolving` - Resolving peer hostname;
		`ready` - Configuration received and ready.
`ownPubKey`	string	Device’s own public key.

mbTcpCallback

Modbus TCP cloud connection state.

Response Fields:

Field	Type	Description
`state`	string	Current connection state (`disabled`, `waiting`, `connecting`, `connected`).
`waitingTimeSec`	integer / null	Time waiting for connection, in seconds.
`interface`	string / null	Connection interface: `eth`, `gsm`, `wg`, or `null`.
`remoteIp`	string / null	Server IP address, or `null`.
`remotePort`	integer	Server remote port.
`connectionTimeSec`	integer	Time since connection established, in seconds.
`idleTimeSec`	integer	Connection idle time, in seconds.
`activationWithCode`	string / null	Activation state:
		`unused` - Device has not received activation code;
		`activated` - Device is activated and bound to network;
		`set` - Device received code and awaits binding;
		`null` - No connection or error.
`activationCode`	string	8-digit device activation code.

activation

Returns information about the current device activation state.

Response Fields:

Field	Type	Description
`infrastructureName`	string	Infrastructure name.
`infrastructureShortUrl`	string	Short URL to infrastructure site.
`domain`	string	Server address used for activation.
`endpointId`	string	Unique device identifier.
`endpointName`	string	Device name.
`propertyId`	string	Organization identifier.
`propertyName`	string	Organization name.
`pin`	string	8-digit device PIN code.
`hasBonusesEur`	string	Bonus amount on organization account.
`activeTill`	string / null	Activation expiration date (ISO 8601), or `null` if expired.
`supportEmail`	string	Support service email.

fwUpdate

Firmware update process state.

Response Fields:

Field	Type	Description
`updateState`	string	Update state:
		`SAVED_FILE_UNKNOWN` - Update file not found;
		`CARD_ABSENT` - SD card not installed;
		`CARD_NOT_READY` - SD card not ready;
		`CARD_FILES_CHECKING` - Checking update files on SD card;
		`CARD_FILE_UPDATED_READY` - Update file on SD card ready;
		`FILE_VERSION_MATCHES_ACTIVE` - File version matches current.
`downloadState`	string	Download state:
		`SERVER_FILE_UNKNOWN` - File on server not determined;
		`DOWNLOADER_BUSY` - Downloader busy;
		`CARD_ABSENT` - SD card not installed;
		`CARD_NOT_READY` - SD card not ready;
		`CARD_FILES_CHECKING` - Checking files on SD card;
		`SERVER_FILE_UPDATED_READY` - File on server ready for download;
		`SERVER_FILE_DOWNLOADING` - Downloading file;
		`DOWNLOADED_FILE_CHECKING_INTEGRITY` - Checking integrity;
		`DOWNLOADED_FILE_CHECKING_APPLICABILITY` - Checking compatibility;
		`DOWNLOADED_FILE_SAVING` - Saving file to SD card;
		`SERVER_FILE_VERSION_MATCHES_SAVED` - Server version matches saved.
`url`	string / null	Firmware file URL or `null`.
`progress`	string / null	Download progress percentage (`0.00` – `100.00`) or `null`.
`errorCode`	string / null	Error code if any, or `null`. Common codes:
		`ERROR_FR_DISK_ERR` - Low-level disk error;
		`ERROR_FR_INT_ERR` - Internal file system error;
		`ERROR_FR_NOT_READY` - Media not ready;
		`ERROR_FR_NO_FILE` - File not found;
		`ERROR_FR_DENIED` - Access denied;
		`ERROR_FR_EXIST` - File already exists;
		`ERROR_FR_WRITE_PROTECTED` - Write protected;
		`ERROR_FR_NOT_ENOUGH_CORE` - Not enough memory;
		`ERROR_HTTP_RESPONSE` - General HTTP error;
		`ERROR_CONNECT` - TCP connection error;
		`ERROR_RESPONSE_TIMEOUT` - Server timeout.
`availableVersion`	integer / null	Firmware version available for download, or `null`.
`savedVersion`	integer / null	Firmware version saved on SD card, or `null`.
`currentVersion`	integer	Currently installed firmware version.

mbTcpServer

List of active Modbus TCP server connections.

Response Fields:

Field	Type	Description
`isActive`	boolean	Indicates if the server is running.
`listenPortEth`	integer	Port for Ethernet clients.
`listenPortGsm`	integer	Port for GSM clients.
`clients`	array	Array of client objects (`interface`, `remoteIp`, `remotePort`, etc.).

mbTcpClients

State of Modbus TCP clients.

Response Fields:

Field	Type	Description
`state`	string	Current state (`waiting`, `connected`, `connecting`).
`waitingTimeSec`	integer / null	Time waiting for connection, in seconds.
`interface`	string / null	Connection interface.
`remoteIp`	string	Client IP address.
`remotePort`	integer	Client remote port.
`connectionTimeSec`	integer	Time since connection established, in seconds.
`idleTimeSec`	integer	Connection idle time, in seconds.

inputs

Example Request:

GET /api/state/get/?inputs

Example Response:

{
    "inputs": {
        // TODO: Not implemented
    }
}

outputs

Example Request:

GET /api/state/get/?outputs

Example Response:

{
    "outputs": {
        // TODO: Not implemented
    }
}

statistics

Device operation statistics.

Response Fields:

Field	Type	Description
`serialAvgPerSecReq`	integer	Average RS-485 request rate (req/sec).
`serialAvgPerSecResp`	integer	Average RS-485 response rate (resp/sec).
`serialAvgPerSecLoad`	integer	Average RS-485 load (%/sec).
`mbAvgPerSecReq`	integer	Average Modbus request rate (req/sec).
`ethAvgPerSecKb`	string	Average Ethernet data rate (KB/sec).
`gsmAvgPerSecKb`	string	Average GSM data rate (KB/sec).
`mbTcpServerMaxClients`	integer	Maximum number of clients on Modbus TCP server.
`runTimeMin`	integer	Uptime since last reboot (minutes).
`totalRunTimeMin`	integer	Total device uptime (minutes).

memTaskfiles

Example Request:

GET /api/state/get/?memTaskfiles

Example Response:

{
    "memTaskfiles": {
        // TODO: Not implemented
    }
}

memCard

SD card state information.

Response Fields:

Field	Type	Description
`capacityKb`	integer / null	Total SD card capacity in KB, or `null`.
`freeKb`	integer / null	Free space on SD card in KB, or `null`.
`isMounted`	boolean	Mount status (`true` — mounted).
`isInserted`	boolean	Insertion status (`true` — inserted).

settings

Settings state information.

Response Fields:

Field	Type	Description
`modifyOn`	string / null	Last settings modification time (ISO 8601), or `null`.
`isUserModified`	boolean	Indicates if settings are modified but not applied.
`isDefault`	boolean	Indicates if current settings are defaults.

time

Current device time information.

Response Fields:

Field	Type	Description
`timeLocal`	integer	Current local time (ISO 8601).
`timeUtc`	integer	Current UTC time (ISO 8601).
`isDst`	boolean	DST flag.
`sunriseLocalSec`	integer / null	Sunrise time in seconds from start of day, or `null`.
`sunsetLocalSec`	integer / null	Sunset time in seconds from start of day, or `null`.
`polarDay`	boolean	Indicates polar day.
`polarNight`	boolean	Indicates polar night.

misc

Additional diagnostic data.

Response Fields:

Field	Type	Description
`voltage`	string / null	Current supply voltage, or `null`.
`temperature`	string / null	Current temperature in Celsius, or `null`.