Hewlett-Packard Interface Bus (Hp-Ib); 8756 System Interface - HP 8756A Operation Manual

General Information
1-68. HEWLETT-PACKARD INTERFACE
BUS. ( HP-IB)
1-69. The 8756A is factory equipped with a
remote programming interface using the
Hewlett-Packard Interface Bus (HP-IB). This
provides a remote operator with the same con-
trol of the instrument (except the line switch and
internal tests) available to the manual (local)
operator. Remote control is maintained by a sys-
tem controller
(desktop computer. computer,
etc.) that sends commands or instructions to and
receives data from the 8756A using the HP- lB.
Several output modes are available for output-
ting data. Through a subset of HP-GL (Hewlett-
1-6
Model8756A
Packard Graphics Language). user graphics
may be plotted on the 8756A CRT. The HP-IB is
Hewlett-Packard's implementation of the IEEE
Standard 488-1978. A complete general descrip-
tion of the HP- IB is provided in the manual
entitled "Condensed Description to the Hewlett-
Packard Interface Bus" (HP Part Number
59401-90030).
1-70. 8756 System Interface
1-71. The 8756A also has an 8756 System Inter-
face. This is a port used exclusively by the 8756A
to control and extract information from a com-
patable digital plotter and/or sweep oscillator.