HP 2648A Graphics Terminal Reference Manual

Section I General Description
- Introduction
- Mainframe
  - Microprocessor
  - Terminal Memory
  - Input/Output Modules
- CRT Monitor
  - The Raster
  - Alphanumeric and Microvector Character Sets
  - Display Features and Alternate
  - Character Sets
- Keyboard
- The Firmware
  - System Monitor
  - Keyboard and I/O Subsystem
  - Cursor Movement
  - Display Memory Management
- Data Communications
- The Tape Units
Section II Display Memory Functions
- Introduction
- Display Memory Functions
  - Display Control
    - Memory Addressing Scheme
    - Cursor Sensing
    - Cursor Positioning
    - Other Cursor Operations
    - Tabs
    - Margins
  - Edit Operations
    - Insert Character With Wraparound
    - Delete Character With Wraparound
    - Moving Text Blocks
  - Forms Mode (Format Mode)
    - Protected Fields
    - Unprotected Fields
    - Transmit Only Fields
    - Data Checking
    - Tabbing
    - Editing
    - Building the Form
    - Sending Data to the Computer
  - Display Enhancements
  - Alternate Character Sets
    - Selecting Alternate Sets
    - Using Alternate Sets
- Terminal Control Functions
  - Latching Keys
  - Keyboard Interface Switches
- Programmable Soft Keys
  - Controlling the Soft Key Display
  - Defining Soft Keys
  - Triggering Soft Keys
  - Soft Key Applications
  - Using Soft Key Labels
- Additional Control Functions
  - Bell
  - Send Display
  - Wait
  - Keyboard Disable/Enable
  - Reset Terminal
  - Monitor Mode
  - Self-Test
  - Modem Disconnect
  - Program Down Load
Section III Graphics Control Functions
- Introduction
- Graphics Display
- Keyboard Graphics Functions
- Programmable Graphics Functions
  - Control Codes
  - Commands
  - Parameters
- Graphics Display Control
  - Graphics Cursor Control
  - Zoom
  - Graphics Memory Control
  - Inserting Delays In Graphics Operations
- Graphics Drawing Mode Parameters
  - Drawing Modes
  - Drawing Patterns
  - Area Fill
  - Relocatable Origin
  - Rubber Band Line
  - Selecing the Graphics Default Parameters
- Plotting Sequences
  - Pen Control
  - Vectors
  - ASCII Formats
  - Binary Formats
- Recording Graphics Functions
  - Graphics Hardcopy Operations
- Raster Data Transfers
  - Raster Output Format
  - Raster Dump Commands
  - Speed
  - Tape Used
  - Graphics Dump
  - Graphics Restore
- Graphics Text
  - Program Control of Graphics Text
- Autoplot
  - Autoplot Menu
  - Local (User) Control
  - Program Control
  - Drawing the Area
  - Plotting the Data
  - Using Autoplot With Other Graphics Functions
  - Autoplot Errors
- Compatibility Mode
  - Compatibility Mode Straps
  - Graphics Data
  - Graphics Data Format
  - Text
  - Cartridge Tape Operation In Compatibility Mode
Section IV Device Control
- Introduction
- Device Control Completion Codes
- Selecting "from" and "to" Devices
- Cartridge Tape Control Operations
  - Record (0c)
  - Space "p" Records (1c)
  - Space "p" Files (2c)
  - Locate File "p" (2c)
  - Locate End-of-Data (3c)
  - Condition Tape (4c)
  - Write File Mark (5c)
  - Write End-of-Data Mark (6c)
  - Text CTU (7c)
  - Space "p" Records Immediately Without Writing End-of-Data Mark (8c)
  - Turn On Write-Backspace-Read Mode (9c)
  - Turn Off Write-Backspace-Read-Mode (10c)
- Device-to-Device Operations
  - Copy Record (b)
  - Copy File (f)
  - Copy All (m)
  - Compare Record (1b)
  - Compare File (1f)
  - Compare All (1m)
- External Printer Control Operations
- Device-to-Data Comm Data Transfers
  - ASCII (7-bit) Read Operations
  - Binary (8-bit) Read Operations
  - Fast Binary (Program Load) Read Operations
- Data Comm-to-Device Data Transfers
  - ASCII (7-bit) Write Operations
  - Binary (8-bit) Write Operations
- Graphics Hard Copy Operations
- Graphics Transfer Operations
- HP-IB Operations
  - Addressing
  - Transferring Data from Computer to HP-IB Device
  - Transferring Data from HP-IB Device to Computer
  - Transferring Data Between HP-IB Device and Terminal Devices
  - Timeout
  - Status
  - Initialization
Section V Data Communications
- Introduction
- Connecting Terminals to a Computer
  - Networks
  - Interfaces
  - Interface Signals
  - Modems
- Communication Protocols
  - Character Protocols
  - Block Protocols
- Character Protocols
  - Operating at High Speeds
  - Character Mode
  - Multicharacter Transfers
  - Block Mode
  - Full Duplex Operation
  - Teletype Compatible Communications
  - Half Duplex Operation (202 Modem Compatibility)
  - Monitor Mode
  - Configuration
- Block Protocols with 13260C or 13260D Communications Accessory
  - Character Mode Transfers
  - Multi Character Transfers
  - Message Blocks
  - Block Operation
  - Block Protocol Control Sequences
  - Multipoint Communications
  - Control Sequences
  - Configuration Procedure
  - Monitor Mode
  - Driver Mode
Section VI Status
- Introduction
- Interpreting Status
- Terminal Status
  - Primary Terminal Status
  - Secondary Terminal Status
- Graphics Status
  - Read Device ID
  - Read Current Pen Position
  - Read Graphics Cursor Position
  - Read Cursor Position with Wait
  - Read Display Size
  - Read Device Capabilities
  - Read Graphics Text Status
  - Read Zoom Status
  - Read Relocatable Origin
  - Read Reset Status
  - Read Area Shading Capability
  - Read Graphic Modification Capabilities
  - Any Other Parameters
- Device Status
Section VII Installation
- Introduction
- Opening the Terminal
- Grounding Requirements
- Selecting Line Voltage
- Accessory Installation Procedures
  - HP 13231A Display Enhancements
  - HP 13232 Cable Assemblies
  - HP 13234A (4K) Terminal Memory Module
  - HP 13236B Cartridge Tape Unit
  - HP 13238A Terminal Duplex Register
  - HP 13245A Character Set Generation Kit
  - HP 13246A/B Printer Subsystem (9866)
  - HP 13250B Serial Printer Interface
  - HP 13254A Video Interface
  - HP 13260A,B,C,D Data Communications Accessories
  - HP 13261A-003 Device Support Firmware
  - HP 13296A Shared Peripheral Interface
  - HP 13349A Printer Subsystem (9871)
  - Power Supply Adjustment
- Selecting Optional Operating Functions
- Data Communications Cabling
  - Interface Signals
  - Logic Levels
  - Cable Types
  - Point-to-Point Communications Cabling
  - Multipoint Communications Cabling
  - Power Down Protect Cabling
  - Fabricating Your Own Data Communications Cable
- Self-Test
  - Basic Self-Test
  - Cartridge Tape Unit Self-Test
  - Data Communications Self-Test
Section VIII HP-IB Configurations
- Introduction
- Cabling Considerations
- Cabling Limitations
- Device Considerations
- Operation Considerations
- Sample Configurations
- Testing the HP-IB
Appendix A Applications
- Sample HP 3000 BASIC Program to Control the HP 9872A Plotter
- Multipoint Example
- Forms Building
  - Programming the Soft Keys
  - Building the Form
  - Large Character Set Utility
Appendix B Reference Tables
- Introduction
- Specifications
- Programmer's Reference Table
- Character Code Chart
- Options and Accessories
- Coding the Large Character Set
Appendix C Communications Flowcharts
Appendix D Cartridge Tape Rethreading Procedure

Company:	Hewlett-Packard
Part:	02648-90002
Date:	1979-08
Keywords:

Address:	http://bitsavers.org/pdf/hp/terminal/02648-90002_ref_Aug79.pdf
Site:	Al Kossow's Bitsavers
Format:	PDF
Size:	21642998 bytes (20.6 MiB)

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HP 2648A Graphics Terminal Reference Manual

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