Abstract
A procedure is described for determining the initial value of a single or multiple input signature register (used to compress responses in built-in testing) so that the final good-machine signature is always constant, say all zeros. In this way, it is possible to determine if a fault has been detected by ORing the outputs of the register stages. Since the OR operation can be built-in, a single observation of the output of the OR gate will determine if the circuit has passed the test.
Original language | English (US) |
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Pages (from-to) | 1142-1145 |
Number of pages | 4 |
Journal | IEEE Transactions on Computers |
Volume | 37 |
Issue number | 9 |
DOIs | |
State | Published - Sep 1988 |
Externally published | Yes |
All Science Journal Classification (ASJC) codes
- Software
- Theoretical Computer Science
- Hardware and Architecture
- Computational Theory and Mathematics
Keywords
- Linear feedback shift registers
- reciprocal polynomials
- self-test
- signature testing