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I/O Device Guide
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Preface : 
 
Chapter 1: 
 
1.1 Device Management Utilities
1.2 Default Devices
       1.2.1 Devices
       1.2.2 Device Subtypes
1.3 Identifying Devices
       1.3.1 Device Mnemonics
       1.3.2 Device IDs
       1.3.3 Device Alias
       1.3.4 Default Device IDs and Mnemonics
       1.3.5 Device Types
1.4 Defining Devices
1.5 Accessing Devices
1.6 Defining Default Mnemonic Spaces
Chapter 2: 
 
2.1 Overview of I/O Commands
       2.1.1 General I/O Syntax
       2.1.2 OPEN Command
       2.1.3 USE Command
       2.1.4 READ Command
       2.1.5 WRITE Command
       2.1.6 CLOSE Command
2.2 Specifying I/O Devices
2.3 Allowing Users to Specify a Device
       2.3.1 How %IS Works
       2.3.2 %IS Mnemonics
       2.3.3 Structure of ^%IS Global
2.4 Specifying Devices in I/O Commands
2.5 Processes and Devices
2.6 Application Development I/O Commands
2.7 Device Special Variables
2.8 Controlling Devices with Mnemonic Spaces
Chapter 3: 
 
3.1 Overview of Terminal I/O Capabilities
3.2 Special Variables Show I/O Conditions
3.3 OPEN and USE Commands
3.4 READ Command
3.5 WRITE Command
       3.5.1 Syntax
       3.5.2 Examples
3.6 CLOSE Command
       3.6.1 Syntax
3.7 Predefined Mnemonic Spaces for Terminals
3.8 PRINT and ZPRINT Commands
       3.8.1 Syntax
3.9 Programming Your Terminal
Chapter 4: 
 
4.1 Using Pipes to Communicate with Processes
4.2 Communication Between InterSystems IRIS Processes
Chapter 5: 
 
5.1 TCP Connections Overview
5.2 OPEN Command for TCP Devices
5.3 Current TCP Device
5.4 USE Command for TCP Devices
5.5 READ Command for TCP Devices
5.6 WRITE Command for TCP Devices
5.7 Connection Management
5.8 Concatenation of Records
5.9 Multiplexing InterSystems IRIS TCP Devices
5.10 Closing the Connection
Chapter 6: 
 
6.1 Establishing a UDP Socket
6.2 The Host Address
       6.2.1 IPv4 and IPv6
Chapter 7: 
 
7.1 Using Sequential Files
       7.1.1 OPEN Command
       7.1.2 USE Command
       7.1.3 READ and WRITE Commands
       7.1.4 CLOSE Command
Chapter 8: 
 
8.1 Opening and Using the Spool Device
8.2 Spooling and Special Variables
8.3 Closing the Spool Device
8.4 Viewing the ^SPOOL Global
8.5 Opening the Spooler Using the %IS Utility
8.6 Managing Spooled Documents Using %SPOOL
Chapter 9: 
 
9.1 Overview of Printers
9.2 Specifying a Printer
9.3 Directing Output to a Printer
9.4 Printer as Alternate Device