SpringCore
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    •  Direct Protocol
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      • List of CLAsses
      • List of STAtus
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      •  CONTROL class
        • List of INStructions
        • List of STAtus
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        •  CCID
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        •  NFC modes
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          • GET PKI SUBJECT
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          • IS SEAL GENUINE
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          • READ SEAL SIGNATURE
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      •  ATCRYPTO class
        • INIT
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        • SET KEY ADMIN
        • SET PRIVATE KEY
        • GENERATE PRIVATE KEY
        • GET PUBLIC KEY
        • SIGN
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        • GET CSR
        • GET CSR EX
      • SAM AV class
      • HCE class
      • READER class
      •  DFU class
        • List of INStructions
        • List of STAtus
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        • 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
      • LOGGING 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
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          • API
          • NET library
        •  PCSC-enabled systems
          •  Windows
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        •  PCSC-like libraries
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        •  APDU Interpreter
          • Command list
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            • GET DATA
            • READ BINARY
            • UPDATE BINARY
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            • GENERAL AUTHENTICATE
            • GET CHALLENGE
          •  Vendor instructions
            • CONTROL
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              • SLOT CONTROL CL
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            • MIFARE CLASSIC VALUE
            •  RFID
              • Read Single Block
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              • Select
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              • Lock AFI
              • Write DSFID
              • Lock DSFID
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              • Extended Write Multiple Blocks
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            •  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
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          • Output Prefix register
          • Options register
        •  NFC Templates
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          • Mifare UltraLight AES ID
          • Mifare UltraLight AES Data
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        •  Python engine
          • startup script
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          • output script
          •  springcore module
            • springcore
          •  springcore scard module
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            • springcore.scard.Card
            • springcore.scard.CardReader
          • logging module
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            •  Statistics
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                      • Connecting to your own MQTT-TLS server
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                Non-volatile memory Statistics Telnet connection count

                January 28, 2026 at 12:08 AM

                #Telnet connection count

                Address : 04D1 (bank 4, register D1)

                Size : 4 bytes

                Type : DWORD

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