SpringCore
  • Welcome
  •  Introduction
    • The SpringCore family
    • SpringCard Companion
    • Operating Modes
    • Symbols and abbreviations
  •  Products
    •  PUCK
      • Variants
      • Features
      • User interface
      • UI Sequences
    •  M519
      •  SpringPark
        • UI Sequences
      •  Crazy Ultra
      •  Technical data
        • NFC and RFID HF
        • BLE
        • RFID UHF
        • Smart cards
      •  Host Interfaces
        •  Serial
          • SpringCore Direct
          • CCID (PCSC)
        •  USB
          • SpringCore Direct
          • CCID (PCSC)
          • HID (RFID Scanner)
          • Virtual Comm Port
        •  Bluetooth
          • Standard Services
          • SpringCore Direct
          • CCID (PCSC)
          • Secure CCID
          • HID (RFID Scanner)
        •  Network
          • UDP Direct
          • TCP Direct
          •  TCP Server
            • Direct Protocol
            • CCID (PCSC)
            • $SCRDR
            • JSON
          •  UDP Server
            • $SCRDR
            • JSON
          •  MQTT Client
            • Configuration
            • Topics
            • Direct Protocol
            • CCID (PCSC)
            • Smart Reader
          •  HTTP Client
            • $SCRDR
            • JSON
            • IWM2 Legacy
      •  Host Protocols
        •  Direct Protocol
          • Protocol and format
          • Encapsulation within CCID
          • List of CLAsses
          • List of STAtus
          • Secure Communication
          •  PROTOCOL class
            • PING
            • PING EVENT
            • GET DESCRIPTOR
            • STAY QUIET
            • CLEAR QUIET
            • AUTHENTICATE
            • CHANGE KEY
            • SET SERIAL PARAMETERS
            • HOST EVENT POLL
          •  BARCODE class
            • GET CURRENT MODE
            • GET SCAN ENGINE
            • GET SYMBOLOGY
            • SET SYMBOLOGY
            • RESET SYMBOLOGY
          •  CONTROL class
            • List of INStructions
            • List of STAtus
            •  Queries
              •  GET DATA
                • HARDWARE CHARACTERISTICS
                • NETWORK STATE
                • POWER STATE
                • BATTERY DATA
                • TEMPERATURES
                • VOLTAGE AND CURRENT
                • DEVICE STATE
              • BENCHMARK CLEAR
              • BENCHMARK GET
              • GET NETWORK STATS
              • GET BLE STATS
            •  Actions
              • RESET
              • REMOTE DISCONNECT
              • SHUTDOWN
              • I2C WRITE
              • I2C READ
              • PRODUCT SPECIFIC
              • IBEACON
              • CERTIFICATION TESTS
              • COMMON ACTION
            •  IOs and UI
              • GET MODE
              • GET GPIOS
              • SET GPIOS
              • PLAY SEQUENCE
              • SET LED RGB
              • SET LEDS
              • SET BUZZER
              • SET LIGHT
              • PLAY SEQUENCE STRING
              • AUTO DIMM LIGHT
              • AUTO SEQUENCES
              • WINK
              • LED modes
            •  Configuration
              • READ FREE REGISTER
              • READ REGISTER
              • WRITE REGISTER
              • LOAD FACTORY CONFIG
              • SAVE FACTORY CONFIG
              • GET DATETIME
              • SET DATETIME
              • MICORE
              • RELOAD CONFIG
            •  CCID
              • CCID GET SLOT NAME
              • CCID STOP SLOT
              • CCID START SLOT
              • CCID CONTROL SLOT
            •  NFC modes
              • NFC POLLER
              • NFC LISTENER
            •  Reader
              • READER STOP
              • READER ONCE
              • READER START ONE
              • READER START
              • DIRECT OUTPUT ENABLE
              • DIRECT OUTPUT DISABLE
              • BARCODE STOP
              • BARCODE ONCE
              • BARCODE START ONE
              • BARCODE START
            •  PKI
              • GET PKI SUBJECT
              • READ PKI CERTIFICATE
              • WRITE PKI CERTIFICATE
            •  Authenticity
              • IS SEAL GENUINE
              • GET SEAL SUBJECT
              • READ SEAL SIGNATURE
              • WRITE SEAL SIGNATURE
          •  ATCRYPTO class
            • INIT
            • BLANK
            • SET KEY USER
            • SET KEY ADMIN
            • SET PRIVATE KEY
            • GENERATE PRIVATE KEY
            • GET PUBLIC KEY
            • SIGN
            • HASH AND SIGN
            • ECDH
            • GET CSR
            • GET CSR EX
          • SAM AV class
          • READER class
          •  DFU class
            • List of INStructions
            • List of STAtus
            • GET CONTEXT
            • RESET
            • PUSH TO STORAGE and PUSH TO STORAGE FAST
            • DUMP STORAGE
            • CLEAR STORAGE
            • PUSH TO STORAGE CANCEL
            • PUSH TO ROM
            • Format of Firmware files
          • ECHO class
        •  CCID Protocol (PCSC)
          • Non-USB Control
          • Non-USB Notifications
        • HID Protocol (RFID Scanner)
        •  Smart Reader Protocols
          •  TLV Protocol
            •  $SCRDR Messages
              • $SCRDR Message
              • $SCCMD Message
            •  JSON Messages
              • META Message
              • STATUS Message
              • READER EVENT Message
              • READER COMMAND Message
            •  MK1 Protocol
            • SpringProx Legacy Protocol
          •  PCSC Operation
            •  Standard and API
              • Standard
              • API
              • NET library
            •  PCSC-enabled systems
              •  Windows
                • USB
                • Bluetooth
                • Network
              •  Linux
                • USB
              •  Mac OS X
                • USB
            •  PCSC-like libraries
              • Android
              • iOS
              • Windows NET
            •  APDU Interpreter
              • Command list
              • Status Words
              •  Standard instructions
                • GET DATA
                • READ BINARY
                • UPDATE BINARY
                • LOAD KEY
                • GENERAL AUTHENTICATE
                • GET CHALLENGE
              •  Vendor instructions
                • CONTROL
                • CL CONTROL
                • CT CONTROL
                • MIFARE CLASSIC READ
                • MIFARE CLASSIC WRITE
                • MIFARE CLASSIC VALUE
                •  RFID
                  •  HCE
                    • POLL HCE
                    • PUSH HCE
                    • CONTROL HCE
                  •  SE
                    • ATECC SIGN
                    • ATECC LOAD KEY
                    • ATECC GEN KEY
                    • ATECC GET PUB
                    • ATECC HASH SIGN
                    • ATECC DH
                  • ECHO
                  • ENCAPSULATE
              • Direct Protocol
            •  Smart Reader Operation
              •  Template engine
                • Technology Selector register
                • Output Format register
                • Output Prefix register
                • Options register
              •  NFC Templates
                • ID Only
                • Spy
                • 7816-4
                • Extended Spy
                • ISO Data
                • iBeacon
                • NDEF Data
                • Desfire ID
                • Eddystone
                • Desfire Data
                • Mifare UltraLight
                • Orange Pack ID
                • Mifare Classic
                • STid Mobile ID BLE
                • Mifare Plus SL3
                • ISO 15693 Memory
                • EM4134 Memory
                • SpringBlue
                • Orange NFC Retail
                • Orange NFC Office
                • Apple VAS
                • STid Mobile ID NFC
                • Google SmartTap
                • PAN
              •  BLE Template
                • BLE spy
                • SpringBlue
                • Orange PackID
              •  BLE Templates
                • Spy
                • Extended Spy
                • iBeacon
                • Eddystone
                • SpringBlue
                • Orange Pack ID
                • STid Mobile ID BLE
              •  Protocol and API
                •  Commands
                  • Start
                  • Stop
                  • Inventory
                  • Exchange
                •  Events
                  • Status
                  • Tag
                •  TLV data
                  • InterfaceAndProtocols
                  • TagIndex
                  • TagInfo
                  • TagId
                  • TagData
                  • TagDetails
                •  Constants
                  • Interfaces
                  • Protocols
                •  Encapsulation
              •  RFID Scanner Operation
                •  Non-volatile memory
                  •  Constants
                    •  Main
                      • Fuses
                      • Vendor Name
                      • Product Name
                      • Serial Number
                      • Bluetooth Device Name
                      • Slot Names
                      • USB IDs
                      • WinUSB GUID
                      • Hardware reference
                      • Antenna configuration selector
                      • HW options
                      • Product sequence
                      • Serial interface level selector
                      • FW license
                      • MAC Address
                      • Bluetooth Address
                      • Bluetooth Factory Address
                      • Bluetooth Hardware settings
                      • Barcode Hardware settings
                      • BGM chip revision string
                      • Micore Hardware Informations
                      • Hardware tag
                    •  Internals
                      • Firmware ID
                      • Firmware CRC
                      • Micore FW CRC
                      • BGM FW CRC
                      • AUDIOPACK CRC
                      • Micore SETTINGS CRC
                      • DAUGHTER BOARD CRC
                      • WIFI FIRMWARE CRC
                      • ACIO MODULE CRC
                      • HW AutoDetect
                    •  Custom integrations
                      • Brand ID
                      • Factory Key ID
                      • Factory Public Key
                      • Factory Read Key
                      • Master Card AID
                  •  Configuration
                    •  Inventory
                      • Configuration GUID
                      • Inventory ID
                      • Location
                      • Rfu3
                      • Rfu4
                      • Rfu5
                      • Rfu6
                      • Rfu7
                    •  License
                      • Application name
                      • License key
                      • License cryptogram
                      • RfuB
                      • RfuC
                      • RfuD
                      • RfuE
                      • RfuF
                    •  Contactless
                      • General
                      • CCID Protocols
                      • CCID Bitrates
                      • CCID Protocol level
                      • CCID ATR rules
                      • Compliance
                      • VASUP frame
                      • NFC-A specific options
                      • NFC-B specific options
                      • NFC-F specific options
                      • NFC-V specific options
                      • Advanced NFC timers
                      • Advanced power control
                      • Analog test
                    •  Bluetooth
                      • TxPower
                      • Timings
                      • Notifications Registration Timeout
                      • Extra options
                      • User Device Name
                      • Advertising Channel Map
                      • iBeacon ID
                      • iBeacon UUID
                      • custom integration
                      • custom integration settings
                    •  UHF
                      • Protocols
                      • Regulations
                      • USB Protocols
                      • Main carrier frequency
                    •  Barcode
                      • General
                    •  Smartcards
                      • Main slot
                      • First ID-000 slot
                      • Other ID-000 slots
                      • ATR default
                      • T0 timings
                      • T1 timings
                      • T0 options
                      • Other options
                    •  Network
                      • IPv4 Settings
                      • IPv6 Settings
                      • Network options
                      • Network services options
                      • Network ports
                    •  HTTP Client
                      • Server
                      • Query path
                      • Options
                      • HMAC key
                    •  MQTT Client
                      • Server
                      • TLS Options
                      • Client Options
                      • Login
                      • Password
                      • Client ID
                      • Topic prefix
                      • Device ID
                    •  UDP Server
                      • Remote server
                      • Options
                    •  WiFi settings
                      • Connection mode
                      • SSID
                      • Key or passphrase
                    •  Serial
                      • Legacy options
                      • Driver
                    •  Smart Reader
                      • Features
                      • Timings
                      • Keyboard layout
                      • Keyboard options
                      • Prefix
                      • Suffix
                    •  PC SC
                      • Slot listing
                      • Slot listing options
                      • Driver support
                      • Advanced CCID timers
                      • CCID host timers
                      • APDU interpreter
                    •  Main configuration
                      • Profile
                      • USB options
                      • BLE options
                      • USB BLE switching
                      • Profile addons
                      • Battery
                      • Battery storage guard
                      • Battery storage watcher
                      • DS Periodic Watcher
                      • Trace level
                      • Trace options
                      • Deferred commands
                    •  NFC Emulation and P2P
                      • Listener
                      • P2P Global Bytes
                      • Tag emulation ATS
                      • Tag emulation message
                    •  User interface
                      • Options
                      • LED ramp
                      • RGB LED settings
                      • RGB LED light
                      • Auxiliary LEDs
                      • Sound
                      • Product Specific
                      • Theme selection
                    •  Security
                      • Access Conditions
                      • Authentication counters
                      • Master Options
                      • Master Key ID
                      • Master Auth Key
                      • Master Public Key
                      • ECC device Key and Options
                      • ECC User Key
                      • ECC Admin Key
                      • User Password
                      • Admin Password
                  •  Templates
                    •  BLE template
                      • LKL
                    •  Contactless template 1
                      •  Contactless template 2
                        •  Contactless template 3
                          •  Contactless template 4
                          •  Statistics
                            • Startup count
                            • Clean shutdown count
                            • Clean restart count
                            • Suspend count
                            • Resume count
                            • Operating mode change count
                            • By host config change count
                            • By Master Card config change count
                            • Upgrade reset count
                            • Factory reset count
                            • Flash blocks erase Count
                            • Power on charger time
                            • Power on battery time
                            • Power on USB time
                            • Power on POE time
                            • Battery charge cycles
                            • Battery change count
                            • Battery voltage min
                            • Contactless discover count
                            • Contactless template success count
                            • UHF discover count
                            • BLE tokens discover count
                            • BLE tokens template success Count
                            • ID-1 insertion count
                            • SAM A insertion count
                            • SAM B insertion count
                            • SAM C insertion count
                            • SAM D insertion count
                            • Micore temperature error count
                            • Micore general error count
                            • Serial connection count
                            • USB connection count
                            • BLE connection count
                            • Telnet connection count
                            • Failed master card count
                            • TCP connection count
                            • Valid master card count
                            • Failed authentication count
                            • Failed authentication counters
                            • Decryption error count
                            • Valid authentication count
                            • Local download count
                            • Local error count
                            • Remote error count
                            • Remote download count
                            • Firmware upgrade count
                            • Firmware change count
                            • Micore FW upgrade count
                            • BGM FW upgrade count
                            • Daugther Board upgrade count
                            • AudioPack upgrade count
                            • ACIO firmware upgrade count
                            • Firmware panic count
                            • Wifi firmware upgrade count
                            • Fault reset count
                            • Micore settings change count
                            • Watchdog reset count
                            • Micore fault count
                            • BGM fault count
                            • Last error
                            • Temperature alert count
                            • Temperature fatal count
                        •  Secure Elements
                          •  SAM AV
                            • Key mapping
                            • Host interface
                          • ATECC
                          • ATAES
                          •  Certificate Store
                          •  Appendixes
                            •  Cookbook
                              • CCID over TCP
                            •  Customer products
                              • Socket Mobile
                            •  NVM mapping
                              • Partition tables
                              • X509 certificates
                              • Data groups
                            •  UI sequences
                              •  Authenticity check
                                •  PKI keys and certificates
                                  •  TLS client with MQTT
                                    • Device certificate and public key
                                    • Sample configurations as MQTT-TLS client
                                    • Connecting to your own MQTT-TLS server
                              • Licenses and credits
                              • Revision history

                              Non-volatile memory Configuration MQTT Client Topic prefix

                              March 25, 2024 at 8:45 AM

                              #MQTT Topic prefix

                              Address : 028E (bank 2, register 8E)

                              Size : 32 bytes

                              Type : string

                              Default : "springcard/springcore"

                              #Description

                              Prefix for all MQTT topics

                              • Previous
                              • Next