National Instruments GPIB-SCSI-A, Руководство пользователя

Страница: 8 / 413

Contents
GPIB-SCSI-A User Manual viii © National Instruments Corp.
S Mode Operation....................................................................... 3-2
Configuration Switches at SW2 ................................... 3-3
Switch 7 ......................................................... 3-3
Switch 6 ......................................................... 3-4
Switch 5 ......................................................... 3-4
Switch 4 ......................................................... 3-5
Switches 1 Through 3 ....................................3-5
G Mode Operation ......................................................................3-6
Configuration Switches at SW2 ................................... 3-6
Switch 7 ......................................................... 3-6
Switch 6 ......................................................... 3-7
Switch 5 ......................................................... 3-8
Switch 4 ......................................................... 3-9
Switches 1 Through 3 ....................................3-9
Chapter 4
Programming in S Mode
................................................................4-1
Programming Messages..............................................................4-1
Programming Message Format ....................................4-1
Function Names and Opcodes ....................................................4-2
GPIB Address............................................................... 4-2
Status Information ......................................................................4-3
GPIB Read and Write Termination Method (END and EOS) ... 4-3
The SCSI Message System and the GPIB-SCSI-A in S Mode ..4-4
S Mode Error Indication ............................................................. 4-4
Disconnection/Reconnection ......................................................4-5
Disconnection/Reconnection during Data Transfers ... 4-5
Disconnection/Reconnection while Waiting for
GPIB Events................................................................. 4-8
S Mode Default Settings............................................................. 4-10
S Mode Functions....................................................................... 4-11
GPIB Function Group ..................................................4-11
SCSI Function Group................................................... 4-14
General Use Function Group ....................................... 4-14
Alphabetical List of S Mode Functions ......................................4-15
Chapter 5
S Mode Functions
............................................................................. 5-1
Points to Remember ................................................................... 5-1
Understanding the Examples ......................................................5-2
S Mode Function Descriptions ................................................... 5-4
brd -
Board Level Read Data ................................................5-5
bwrt - Board Level Write Data ............................................... 5-10