7-1
Chapter 7
9030/40 Peripherals
Select Codes
Select
Code
Usage
0 I/O Slot 0
1 1/0 Slot 1
2
110
510t
2
3
1/0510t3
4
LO
510t
4
5
1/0
510t
5
6
);0
510t
6
7 5ystem Control Module
HP-CIO
Interface
Cards
HP
27110A
Standard HP-IB
Features
• IEEE-488-1978 compatible.
• Supports
DMA
with two modes of performance: High
Speed
Mode for operation with fixed
discs
or
other
high-speed peripherals,
and
Standard
Mode for instruments
and
slower
peripherals.
• Supports up to
14
device loads.
• Selectable HP-IB controller
or
slave capabilities
and
parallel poll capabilities (BASIC Language
System only).
• Built-in hardware self-test.
Configuration
The normal switch settings are shown
in
the next figure.
The switch functions are:
51-55: Address
30
(decimal);
51
is
Least Significant
Bit
56: System Controller On
57: Normal
Speed
58: Test Mode 1
High-speed devices can run on a normal-speed bus, but run slower than their capacity. Normal-
speed devices cannot run on a high-speed bus. The following are high-speed devices:
• disc drives
• 7971A tape drive
.26085
and
2631B/G
printers
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