4-1
Chapter 4
Operating the Meter Using the Computer
Interface
Title
Page
Introduction
........................................................................................................
4-3
Local and Remote Operations
.......................................................................
4-3
Computer Interfaces
......................................................................................
4-3
Preparing the Meter for Operations via the RS-232 Interface
...........................
4-3
Setting Communication Parameters (RS-232)
..............................................
4-3
RS-232 Print-Only Mode
..............................................................................
4-4
Cabling the Meter to a Host or Printer (RS-232)
...........................................
4-5
Character Echoing and Deletion
....................................................................
4-6
Device Clear Using ^C (CNTRL C)
..............................................................
4-6
RS-232 Prompts
.............................................................................................
4-6
Getting Started with an Installation Test
...........................................................
4-6
Installation Test for RS-232 Operation
.........................................................
4-6
If Test Fails
....................................................................................................
4-7
How the Meter Processes Input
.........................................................................
4-7
Input Strings
..................................................................................................
4-7
Input Terminators
..........................................................................................
4-7
Sending Numeric Values to the Meter
..........................................................
4-8
Sending Command Strings to the Meter
........................................................
4-8
How the Meter Processes Output
.......................................................................
4-8
Triggering Output
..............................................................................................
4-9
External Triggering from the Front Panel
.....................................................
4-9
Setting the Trigger Type Configuration
........................................................
4-10
External Trigger via the Computer Interface
.................................................
4-10
Status Registers
..................................................................................................
4-11
Event Status and Event Status Enable Registers
...........................................
4-12
Status Byte Register
......................................................................................
4-14
Reading the Status Byte Register
..................................................................
4-15
Computer Interface Command Set
.....................................................................
4-15
Common Commands
.....................................................................................
4-16
Function Commands and Queries
..................................................................
4-17
Function Modifier Commands and Queries
..................................................
4-19
Range and Measurement Rate Commands and Queries
................................
4-21
Measurement Queries
....................................................................................
4-23