Document Outline

• Evaluation Kit for USS-720 Instant USB™ USB-to-IEEE* 1284 Bridge
  • Introduction
  • Table of Contents
  • Evaluation Kit Contents
  • Hardware Requirements
  • Getting Started Instructions
  • Software Updates
  • Notes for Developers
    • USB Driver and Port Monitor
    • Plug and Play
    • Port Creation
    • EEPROM
• USB Applications Support
  • Lucent Technologies Microelectronics Group
  • In-System Design, Inc.
• USS-720 Software Use Agreement
  • Evaluation Kit Software
    • Introduction
  • USS-720 Driver Software (Object Code) License Agreement
• Incorporating Customer Data into USS-720 Evaluation Kit Software Using the Build Me One Utility
  • Introduction
  • Software Components
    • Class Installer
    • WDM Device Driver
    • Port Monitor
    • Install File
  • Customer-Defined Data
    • Device Description String
    • Manufacturer String
    • Vendor ID
    • Product ID
    • Driver Name
    • Port Name
  • Plug and Play Operation (PnP)
  • Printer Enumeration
  • Operating Systems Supported
  • Power Management
  • USB Hardware Types Supported
  • Installation Process
  • USBLPTx Ports
  • EEPROM
  • Printer Types Supported
    • Table 1 . Print Types Supported
• USS-720 Instant USB™ USB-to-IEEE* 1284 Bridge
  • Features
  • Description
  • Pin Information
  • Overview
  • USB Port
    • Device Descriptor, Configurations, and Interfaces
      • Supported Descriptors
    • Descriptor Locations
    • Onboard Device Descriptor
    • Configuration Descriptor
    • Interface Descriptors
      • Interface 0, Alternate Setting 0 (I0:A0)
      • Interface 0, Alternate Setting 1 (I0:A1)
      • Interface 0, Alternate Setting 2 (I0:A2)
    • Pipes
      • Control Pipe
      • Bulk In Pipe
      • Bulk Out Pipe
      • Interrupt Pipe
      • Interpipe Synchronization
    • Requests
    • Standard Requests
    • Printer Class-Specific Requests
      • GET_DEVICE_ID
      • GET_PORT_STATUS
      • SOFT_RESET
    • Vendor-Specific Requests
      • GET_1284_REGISTER
      • SET_1284_REGISTER
  • IEEE 1284 Port
    • Register-Based Operation
      • Standard Mode (000)
      • Bidirectional Mode (001)
      • Compatibility Mode (010)
      • ECP Mode (011)
      • EPP Mode (100)
    • Registers
      • Data Register
      • Status Register
      • Control Register
      • EPP Address Register
      • EPP Data Register
      • ECP Command Register
      • Extended Control Register
      • USS-720 Control Register
      • USS-720 Setup Register
    • Interrupts
      • nAck Interrupt
      • EPP Time-Out Interrupt
      • nFault Interrupt
      • Bulk In Interrupt
      • Bulk Out Interrupt
      • Change Interrupt
      • Disconnect Interrupt
  • External Circuitry Requirements
  • Filter Bypass Mode
  • High Drive Mode
  • Self-Powered Mode
  • Absolute Maximum Ratings
  • Electrical Characteristics
  • Timing Characteristics
  • Outline Diagram
    • 44-Pin MQFP
  • Ordering Information
  • List of Figures
    • Figure 1 . Block Diagram
    • Figure 2 . Pin Diagram
    • Figure 3 . External Crystal Connection
    • Figure 4 . USB Transceiver Connection (Normal Mode)
    • Figure 5 . Self-Powered Device Example Connection
    • Figure 6 . USS-720 Connection to IEEE 1284
  • List of Tables
    • Table 1 . Pin Descriptions
    • Table 2 . Externally Supplied Data Format
    • Table 3 . Device Descriptor
    • Table 4 . Alternate Settings and Supported Endpoints
    • Table 5 . Configuration Descriptor
    • Table 6 . Interface Descriptor, I0:A0
    • Table 7 . Bulk Out Endpoint Descriptor, I0:A0:E1
    • Table 8 . Interface Descriptor, I0:A1
    • Table 9 . Bulk Out Endpoint Descriptor, I0:A1:E1
    • Table 10 . Bulk In Endpoint Descriptor, I0:A1:E2
    • Table 11 . Interface Descriptor, I0:A2
    • Table 12 . Bulk Out Endpoint Descriptor, I0:A2:E1
    • Table 13 . Bulk In Endpoint Descriptor, I0:A2:E2
    • Table 14 . Interrupt Endpoint Descriptor, I0:A2:E3
    • Table 15 . Class-Specific Requests
    • Table 16 . Get Port Status Data
    • Table 17 . Vendor-Specific Requests
    • Table 18 . Transfer Rates
    • Table 19 . GET_1284_REGISTER Data
    • Table 20 . Interrupt Pipe Read Data
    • Table 21 . Data Register
    • Table 22 . Status Register
    • Table 23 . Control Register
    • Table 24 . EPP Address Register
    • Table 25 . EPP Data Register
    • Table 26 . ECP Command Register
    • Table 27 . Extended Control Register
    • Table 28 . USS-720 Control Register
    • Table 29 . USS-720 Setup Register
    • Table 30. Absolute Maximum Ratings
    • Table 31. dc Characteristics (TA = 0 °C to 70 °C, VDD = 3.3 V ± 0.3 V, VSS = 0 V.)
    • Table 32. USB Transceiver Driver Characteristics
    • Table 33 . Capacitance Values
    • Table 34 . Setup and Hold Input Timing
    • Table 35 . Clock Characteristics/Miscellaneous Input Timing
    • Table 36 . Output Delay Timing
    • Table 37 . Miscellaneous Output Timing
• Typical Circuit Showing the USS-720 Bridging USB to Parallel Port
  • Description
  • List of Figures
    • Figure 1. USS-720 Evaluation Kit Schematic
• USS-720 USB Device Driver
  • 1 Introduction
  • 2 Initialization
  • 3 I/O File Functions
    • 3.1 CreateFile
      • 3.1.1 Syntax
      • 3.1.2 Parameters
      • 3.1.3 Return Values
      • 3.1.4 Notes
      • 3.1.5 Error Code
    • 3.2 ReadFile
      • 3.2.1 Syntax
      • 3.2.2 Parameters
      • 3.2.3 Return Values
      • 3.2.4 Notes
      • 3.2.5 Error Codes
    • 3.3 WriteFile
      • 3.3.1 Syntax
      • 3.3.2 Parameters
      • 3.3.3 Return Values
      • 3.3.4 Notes
      • 3.3.5 Error Codes
    • 3.4 DeviceIoControl
      • 3.4.1 Syntax
      • 3.4.2 Parameters
      • 3.4.3 Return Values
      • 3.4.4 Notes
      • 3.4.5 Error Codes
    • 3.5 CloseHandle
      • 3.5.1 Syntax
      • 3.5.2 Parameters
      • 3.5.3 Return Values
      • 3.5.4 Notes
      • 3.5.5 Error Codes
  • 4 I/O Control Codes
    • 4.1 IOCTL_1284_ ECP_FWDTOREV
      • 4.1.1 Parameters
      • 4.1.2 Notes
      • 4.1.3 Error Codes
    • 4.2 IOCTL_1284_ECP_REVTOFWD
      • 4.2.1 Parameters
      • 4.2.2 Notes
      • 4.2.3 Error Codes
    • 4.3 IOCTL_1284_ ECP_SET_CHANNEL
      • 4.3.1 Parameters
      • 4.3.2 Notes
      • 4.3.3 Error Codes
    • 4.4 IOCTL_1284_ SET_MODE
      • 4.4.1 Parameters
      • 4.4.2 Notes
      • 4.4.3 Error Codes
    • 4.5 IOCTL_1284_ TERMINATE
      • 4.5.1 Parameters
      • 4.5.2 Notes
      • 4.5.3 Error Codes
    • 4.6 IOCTL_ABORT_PIPE
      • 4.6.1 Parameters
      • 4.6.2 Notes
      • 4.6.3 Error Codes
    • 4.7 IOCTL_CANCEL_PIPE_REQUEST
      • 4.7.1 Parameters
      • 4.7.2 Notes
      • 4.7.3 Error Codes
    • 4.8 IOCTL_GET_1284_REGISTER
      • 4.8.1 Parameters
      • 4.8.2 Notes
      • 4.8.3 Error Codes
    • 4.9 IOCTL_GET_ALTSETTING
      • 4.9.1 Parameters
      • 4.9.2 Notes
      • 4.9.3 Error Code
    • 4.10 IOCTL_GET_CAPABILITIES
      • 4.10.1 Parameters
      • 4.10.2 Notes
      • 4.10.3 Error Codes
    • 4.11 IOCTL_GET_CONFIGURATION_DESCRIPTOR
      • 4.11.1 Parameters
      • 4.11.2 Notes
      • 4.11.3 Error Code
    • 4.12 IOCTL_GET_DEVICE_DESCRIPTOR
      • 4.12.1 Parameters
      • 4.12.2 Notes
      • 4.12.3 Error Code
    • 4.13 IOCTL_GET_DEVICE_INSTANCES
      • 4.13.1 Parameters
      • 4.13.2 Notes
      • 4.13.3 Error Code
    • 4.14 IOCTL_GET_INTERFACE
      • 4.14.1 Parameters
      • 4.14.2 Notes
      • 4.14.3 Error Code
    • 4.15 IOCTL_GET_PORT_STATUS
      • 4.15.1 Parameters
      • 4.15.2 Notes
      • 4.15.3 Error Codes
    • 4.16 IOCTL_ISSUE_USS720_COMMAND
      • 4.16.1 Parameters
      • 4.16.2 Notes
      • 4.16.3 Error Codes
    • 4.17 IOCTL_READ_INTERRUPT_PIPE
      • 4.17.1 Parameters
      • 4.17.2 Notes
      • 4.17.3 Error Codes
    • 4.18 IOCTL_RESET_PIPE
      • 4.18.1 Parameters
      • 4.18.2 Notes
      • 4.18.3 Error Codes
    • 4.19 IOCTL_SET_1284_REGISTER
      • 4.19.1 Parameters
      • 4.19.2 Notes
      • 4.19.3 Error Codes
    • 4.20 IOCTL_SET_ALTSETTING
      • 4.20.1 Parameters
      • 4.20.2 Notes
      • 4.20.3 Error Codes
    • 4.21 IOCTL_SOFT_RESET
      • 4.21.1 Parameters
      • 4.21.2 Notes
      • 4.21.3 Error Code
  • 5 I/O Control Data Structures
    • 5.1 DEVICE_INSTANCE_HEADER
      • 5.1.1 Data Structure
      • 5.1.2 Members
    • 5.2 DEVICE_INSTANCE
      • 5.2.1 Data Structure
      • 5.2.2 Members
    • 5.3 REGISTER_1284
      • 5.3.1 Data Structure
      • 5.3.2 Members
    • 5.4 ADVREGISTER_1284
      • 5.4.1 Data Structure
      • 5.4.2 Members
  • List of Figures
    • Figure 1 . Signal Directions
• USS-720 USB Port Monitor
  • Description
  • List of Figures
    • Figure 1 . Printer Cable with Instant USB™
• Instructions for Downloading Software for Use with the In-System Design USB Smart Cable
  • Introduction
  • Software Installation Instructions
• Contact Us