zebra-logo

  • Solutions
  • Hardware
  • Software
  • Services
  • Support and Downloads
  • About Zebra
  1. SM20 Integration Guide
  2. SSI Interface
  3. SSI Interface Parameter Defaults
  4. SSI Host Parameters
  • SM20 Integration Guide
  • SM20 Integration Guide
  • About This Guide
    • Configurations
    • Accessories
    • Notational Conventions
    • Icon Conventions
    • Service Information
  • Getting Started
    • Unpacking the Scanner
    • Features
    • Host Interfaces
  • Installation
    • Mounting Options
    • Mounting Dimensions
    • Mounting the SM20
    • Installing the SM20 Stand
    • Mounting the SM20 to a Stand
    • Location and Positioning
    • Embedded Applications Requiring a Window
      • Window Material
      • Commercially Available Coatings
      • Anti-Reflective Coating Specifications
      • Embedded Window Angle and Position
      • Scanner Housing Integration Design
    • Recommended Exit Window Information
  • 123Scan and Software Tools
    • 123Scan
      • Communication with 123Scan
      • 123Scan Requirements
      • 123Scan Information
      • Scanner SDK, Other Software Tools, and Videos
    • Advanced Data Formatting
    • Preferred Symbol
  • Data Capture
    • Scanning
    • Active Scan Area
    • Beeper and LED Indicators
  • Maintenance and Troubleshooting
    • Maintenance
    • Known Harmful Ingredients
    • Approved Cleaners
    • Cleaning the Scanner
    • Troubleshooting
    • Dump Scanner Parameters
  • Specifications
    • Electrical Interface
    • Typical Decode Ranges
  • USB Interface
    • USB Parameter Defaults
      • USB Device Type
      • USB Barcodes with Unknown Characters
      • Product ID (PID) Type
      • Product ID (PID) Value
      • ECLevel
      • TGCS (IBM) USB Beep Directive
      • TGCS (IBM) USB Barcode Configuration Directive
      • IBM Scanner Generic Management Information
      • IBM Scanner Vendor Specific Management Information
      • TGCS (IBM) USB Direct I/O Beep
      • USB Convert Unknown to Code 39
      • TGCS (IBM) USB Specification Version
      • USB IBM Long Direct I/O
      • IBM Flash Update
      • USB Keystroke Delay
      • USB Caps Lock Override
      • Keypad Emulation
      • Keypad Emulation with Leading Zero
      • USB Function Key Mapping
      • USB Simulated Caps Lock
      • USB Convert Case
      • USB Keyboard FN1 Substitution
      • USB Polling Interval
      • USB Quick Keypad Emulation
      • USB Fast HID
      • Symbol Native API (SNAPI) Status Handshaking
      • Bluetooth SPP Beep on <BEL>
      • USB CDC Host Variant
      • USB Static CDC
  • RS-232 Interface
    • RS-232 Host-Specific Code ID Characters
    • RS-232 Parameter Defaults
      • RS-232 Host Types
      • RS-232 Baud Rate
      • RS-232 Parity
      • Check Receive Errors
      • RS-232 Stop Bits
      • Data Bits
      • Hardware Handshaking
      • Software Handshaking
      • RS-232 Barcodes with Unknown Characters
      • RS-232 Host Serial Response Timeout
      • RTS Line State
      • Beep on <BEL>
      • Intercharacter Delay
      • Datalogic Host Format
      • Datalogic Supported Commands
      • Nixdorf Beep/LED Options
      • NCR Use Prefix
      • NCR Use Block Check Character (BCC)
      • NCR Prefix
      • NCR Suffix
      • NCR 2D Label-ID Mode
  • SSI Interface
    • Communication
      • SSI Commands
    • SSI Transactions
      • General Data Transactions
        • ACK/NAK Handshaking
      • Decoded Data Transmission
        • ACK/NAK Enabled and Packeted Data
        • ACK/NAK Enabled and Unpacketed ASCII Data
        • ACK/NAK Disabled and Packeted DECODE_DATA
        • ACK/NAK Disabled and Unpacketed ASCII Data
    • Communication Summary
      • RTS/CTS Lines
      • ACK/NAK Option
      • Number of Data Bits
      • Serial Response Timeout
      • Retries
      • Baud Rate, Stop Bits, Parity, Response Timeout, ACK/NAK Handshaking
      • Errors
      • SSI Communication Notes
    • Encapsulation of RSM Commands/Responses over SSI
      • Example Transaction
    • Setting SSI Parameters
      • SSI Scanning Sequence Examples
      • SSI Errors While Scanning
    • SSI Interface Parameter Defaults
      • SSI Host Parameters
        • Select SSI Host
        • SSI Baud Rate
        • SSI Parity
        • Check Parity
        • SSI Stop Bits
        • Software Handshaking
        • Host RTS Line State
        • Decode Data Packet Format
        • Host Serial Response Timeout (SSI)
        • Host Character Timeout
        • Multipacket Option
        • Interpacket Delay
        • Decode Event
        • Boot Up Event
        • Parameter Event
  • User Preferences and Miscellaneous Options
    • Setting User Preference Parameters
      • User Preference Scanning Sequence Examples
      • User Preference Errors While Scanning
    • User Preferences Parameter Defaults
      • User Preferences
        • Set Default Parameter
        • Report Software Version
        • Parameter Barcode Scanning
        • Beep After Good Decode
        • Beeper Volume
        • Beeper Tone
        • Beeper Duration
        • Suppress Power Up Beeps
        • Indicator LED Brightness
        • LED on Good Decode
        • Decode Session Timeout
        • Trigger Mode
        • Hands-Free Decode Session Timeout
        • Timeout Between Decodes, Same Symbol
        • Timeout Between Decodes, Different Symbols
        • Motion Detect Mode (Wakeup)
        • Mobile Phone/Display Mode
        • PDF Prioritization
        • PDF Prioritization Timeout
        • Decoding Illumination
        • Illumination Brightness
        • Miscellaneous Scanner Parameters
  • Image Capture Preferences
    • Setting Image Capture Parameters
      • Image Capture Scanning Sequence Examples
      • Image Capture Errors While Scanning
    • Image Capture Preferences Parameter Defaults
    • Image Capture Preferences Modes and Parameters
      • Operational Modes
        • Decode Mode
        • Snapshot Mode
      • Presentation Mode Field of View
      • Image Capture Autoexposure
      • Fixed Exposure
      • Analog and Digital Gain
      • Digital Gain
      • Image Capture Illumination
      • Image Brightness (Target White)
      • Image Size (Number of Pixels)
      • Image Enhancement
      • Image File Format Selector
      • Bits Per Pixel
      • Image Rotation
      • JPEG Image Options
      • JPEG Size Value
      • JPEG Quality Value
      • Gain/Exposure Priority for Snapshot Mode
      • Snapshot Mode Timeout
      • Silence Operational Mode Changes
      • Image Cropping
      • Crop to Pixel Addresses
      • Video View Finder
  • Symbologies
    • Symbology Parameter Defaults
      • Enable/Disable All Code Types
      • Default Parameters
      • Preferred Symbol
      • UPC-A
      • UPC-E
      • UPC-E1
      • EAN-8/JAN-8
      • EAN-13/JAN-13
      • Bookland EAN
      • Bookland ISBN Format
      • ISSN EAN
      • User-Programmable Supplementals
      • UPC/EAN/JAN Supplemental Redundancy
      • UPC/EAN/JAN Supplemental AIM ID Format
      • Linear UPC/EAN
      • Transmit UPC-A Check Digit
      • Transmit UPC-E Check Digit
      • Transmit UPC-E1 Check Digit
      • UPC-A Preamble
      • UPC-E Preamble
      • UPC-E1 Preamble
      • Convert UPC-E to UPC-A
      • Convert UPC-E1 to UPC-A
      • EAN/JAN Zero Extend
      • Coupon Report
      • UPC Reduced Quiet Zone
      • Set Lengths for Code 128
      • Decode UPC/EAN/JAN Supplementals
      • Code 128
      • GS1-128 (formerly UCC/EAN-128)
      • ISBT 128
      • ISBT Concatenation
      • Check ISBT Table
      • ISBT Concatenation Redundancy
      • Code 128 <FNC4>
      • Code 128 Reduced Quiet Zone
      • Code 39
      • Convert Code 39 to Code 32
      • Code 32 Prefix
      • Set Lengths for Code 39
      • Code 39 Check Digit Verification
      • Transmit Code 39 Check Digit
      • Code 39 Full ASCII Conversion
      • Set Lengths for Code 93
      • Code 39 Reduced Quiet Zone
      • Transmit Code 39 Start/Stop Characters
      • Code 93
      • Set Lengths for Interleaved 2 of 5 (I 2 of 5)
      • Interleaved 2 of 5 (I 2 of 5)
      • Interleaved 2 of 5 (I 2 of 5) Check Digit Verification
      • Transmit I 2 of 5 Check Digit
      • Convert Interleaved 2 of 5 (I 2 of 5) to EAN-13
      • Febraban
      • Interleaved 2 of 5 (I 2 of 5) Security Level
      • Set Lengths for Discrete 2 of 5 (D 2 of 5)
      • Interleaved 2 of 5 (I 2 of 5) Reduced Quiet Zone
      • Set Lengths for Codabar
      • Discrete 2 of 5 (D 2 of 5)
      • Codabar (NW - 7)
      • CLSI Editing
      • NOTIS Editing
      • Codabar Security Level
      • Codabar Upper or Lower Case Start/Stop Characters
      • Codabar Mod 16 Check Digit Verification
      • Transmit Codabar Check Digit
      • MSI
      • Set Lengths for MSI
      • MSI Check Digits
      • Transmit MSI Check Digit(s)
      • MSI Check Digit Algorithm
      • MSI Reduced Quiet Zone
      • Chinese 2 of 5
      • Korean 3 of 5
      • Inverse 1D
      • GS1 DataBar Omnidirectional (formerly GS1 DataBar-14)
      • GS1 DataBar Limited
      • GS1 DataBar Expanded
      • Convert GS1 DataBar to UPC/EAN/JAN
      • GS1 DataBar Security Level
      • GS1 DataBar Limited Margin Check
      • GS1 Digital Link
      • GS1 Digital Link Mode
      • GS1 Digital Link Prioritization Timeout
      • Redundancy Level
      • Security Level
      • 1D Quiet Zone Level
      • Intercharacter Gap Size
      • GS1-128 Emulation Mode for UCC/EAN Composite Codes
      • PDF417
      • MicroPDF417
      • Code 128 Emulation
      • Data Matrix
      • GS1 Data Matrix
      • Data Matrix Inverse
      • Decode Data Matrix Mirror Images
      • QR Code
      • Weblink QR
      • GS1 QR
      • MicroQR
      • Linked QR Mode
      • Aztec
      • Aztec Inverse
      • Han Xin
      • Han Xin Inverse
      • Grid Matrix
      • Grid Matrix Inverse
      • Grid Matrix Mirrored
      • DotCode
      • DotCode Prioritize
      • DotCode Inverse
      • DotCode Mirrored
      • DotCode Erasure Limit
  • Numeric Barcodes
    • Cancel
  • Alphanumeric Barcodes
    • Cancel
    • Alphanumeric Barcodes
  • ASCII Character Sets
  • Programming Reference
    • Symbol Code Identifiers
    • AIM Code Identifiers
  • Communication Protocol Functionality
  • Country Codes
    • USB and Keyboard Wedge Country Keyboard Types (Country Codes)
    • Country Code Barcodes
  • Country Code Pages
    • Country Code Page Defaults
    • Country Code Page Barcodes
  • CJK Decode Control
    • CJK Control Parameters
      • Unicode Output Control
      • CJK Output Method to Windows Host
      • Non-CJK UTF Barcode Output
    • Unicode/CJK Decode Setup with Windows Host
      • Setting Up the Windows Registry Table for Unicode Universal Output
      • Adding CJK IME on Windows
      • Selecting the Simplified Chinese Input Method on the Host
      • Selecting the Traditional Chinese Input Method on the Host
  • Non-Parameter Attributes
    • Model Number
    • Serial Number
    • Date of Manufacture
    • Date of First Programming
    • Configuration Filename
    • Beeper/LED
    • Parameter Defaults
    • Beep on Next Bootup
    • Reboot
    • Host Trigger Session
    • Firmware Version
    • Scankit Version
  • Sample Barcodes
    • Sample Code 39
    • Sample Code 93
    • Sample UPC/EAN
    • Sample Code 128
    • Sample Interleaved 2 of 5
    • Sample Chinese 2 of 5
    • Sample Matrix 2 of 5
    • Sample Korean 3 of 5
    • Sample GS1 DataBar
    • Sample PDF417
    • Sample Data Matrix
    • Sample Aztec
    • Sample Grid Matrix
    • Sample GS1 DataBar Truncated
    • Sample GS1 DataBar Stacked OmniDirectional
    • Sample GS1 DataBar Expanded Stacked Barcode
    • Sample GS1 DataBar Expanded
    • MSI Two Check Digits
    • Sample Code 11 with 2 Check Digits
    • Sample GS1-128
    • 2D Symbologies
      • Sample GS1 Data Matrix
      • Sample QR Code
      • Sample GS1 QR
      • Sample MicroQR
      • Sample Han Xin
      • Sample Grid Matrix
SSI Host Parameters

SSI Host Parameters

Scan barcodes to set SSI host parameters
SSI Interface Parameter Defaults
Select SSI Host
SSI Baud Rate
SSI Parity
Check Parity
SSI Stop Bits
Software Handshaking
Host RTS Line State
Decode Data Packet Format
Host Serial Response Timeout (SSI)
Host Character Timeout
Multipacket Option
Interpacket Delay
Decode Event
Boot Up Event
Parameter Event

Legal | Terms of Use | Privacy Policy

The Zebra wordmark and logo are trademarks of Zebra Technologies Corp., registered in many jurisdictions worldwide. All other trademarks are the property of their respective owners. ©2026 Zebra Technologies Corp. and/or its affiliates.

×