Functional avionic core tester
First Claim
Patent Images
1. Apparatus including a core tester and a functional interface unit for testing an electronic or electromechanical unit under test, wherein said core tester comprises:
- a programmable microcomputer controller (22);
a plurality of test instruments;
a programmable bus interface unit;
first bus means including a first bus for connecting said test instruments to said bus interface unit and said programmable microcomputer controller;
second bus means including a second bus for connecting said bus interface unit to a unit under test;
means for programming causing said programmable microcomputer controller to program said bus interface unit to operate as a bus controller, as a remote terminal for receiving and transmitting bus traffic under the direction of said unit under test, and as a monitor, and means for programming the programmable microcomputer controller to direct traffic between said test instruments and said unit under test.
1 Assignment
0 Petitions
Accused Products
Abstract
A testing system, in particular for weapons and avionics applications, includes a bus interface unit capable of operating as a bus controller, a remote terminal, and a monitor. The bus interface unit is compatible with military standard buses and is controlled using an enhanced Atlas test programming language. Test instruments are provided on cards using a two-part architecture in which common test instruments are arranged as part of a core tester unit while application-specific enhanced are controlled by a separate microprocessor in a functional interface unit.
-
Citations
30 Claims
-
1. Apparatus including a core tester and a functional interface unit for testing an electronic or electromechanical unit under test, wherein said core tester comprises:
-
a programmable microcomputer controller (22); a plurality of test instruments; a programmable bus interface unit; first bus means including a first bus for connecting said test instruments to said bus interface unit and said programmable microcomputer controller; second bus means including a second bus for connecting said bus interface unit to a unit under test; means for programming causing said programmable microcomputer controller to program said bus interface unit to operate as a bus controller, as a remote terminal for receiving and transmitting bus traffic under the direction of said unit under test, and as a monitor, and means for programming the programmable microcomputer controller to direct traffic between said test instruments and said unit under test. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
-
-
26. A method of functionally testing an electronic or electromechanical unit under test, comprising the steps of:
-
(a) providing a plurality of test instruments; (b) providing a programmable bus interface unit and a programmable microcomputer controller; (c) providing first bus means including a first bus for connecting said test instruments to said programmable microcomputer controller; (d) providing second bus means including a second bus for connecting said bus interface unit to a unit under test; and (e) programming said bus interface unit to operate as a bus controller as defined by MIL-STD-1553, as a remote terminal for receiving and transmitting bus traffic under the direction of said unit under test as defined by MIL-STD-1553, and as a monitor. - View Dependent Claims (27, 28, 29, 30)
-
Specification